/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_spec1_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 13:38:31,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 13:38:31,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 13:38:31,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 13:38:31,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 13:38:31,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 13:38:31,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 13:38:31,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 13:38:31,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 13:38:31,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 13:38:31,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 13:38:31,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 13:38:31,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 13:38:31,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 13:38:31,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 13:38:31,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 13:38:31,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 13:38:31,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 13:38:31,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 13:38:31,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 13:38:31,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 13:38:31,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 13:38:31,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 13:38:31,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 13:38:31,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-10 13:38:31,630 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-10 13:38:31,630 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-10 13:38:31,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-10 13:38:31,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-10 13:38:31,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-10 13:38:31,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 13:38:31,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 13:38:31,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 13:38:31,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 13:38:31,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 13:38:31,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 13:38:31,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 13:38:31,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 13:38:31,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 13:38:31,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 13:38:31,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 13:38:31,639 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-10 13:38:31,653 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 13:38:31,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 13:38:31,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 13:38:31,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 13:38:31,655 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 13:38:31,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 13:38:31,655 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 13:38:31,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 13:38:31,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 13:38:31,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 13:38:31,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 13:38:31,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 13:38:31,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 13:38:31,657 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 13:38:31,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 13:38:31,657 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 13:38:31,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 13:38:31,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 13:38:31,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 13:38:31,658 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 13:38:31,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 13:38:31,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 13:38:31,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 13:38:31,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 13:38:31,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 13:38:31,659 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 13:38:31,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 13:38:31,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 13:38:31,660 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 13:38:31,660 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 13:38:31,952 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 13:38:31,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 13:38:31,977 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 13:38:31,978 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 13:38:31,979 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 13:38:31,980 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product39.cil.c [2020-07-10 13:38:32,061 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4df7b41a5/0136fbf9738c4a9aa252e71130ed773d/FLAG38780eb17 [2020-07-10 13:38:32,655 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 13:38:32,656 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product39.cil.c [2020-07-10 13:38:32,667 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4df7b41a5/0136fbf9738c4a9aa252e71130ed773d/FLAG38780eb17 [2020-07-10 13:38:32,898 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4df7b41a5/0136fbf9738c4a9aa252e71130ed773d [2020-07-10 13:38:32,911 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 13:38:32,913 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 13:38:32,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 13:38:32,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 13:38:32,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 13:38:32,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:38:32" (1/1) ... [2020-07-10 13:38:32,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e9e709a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:38:32, skipping insertion in model container [2020-07-10 13:38:32,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:38:32" (1/1) ... [2020-07-10 13:38:32,931 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 13:38:32,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 13:38:33,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:38:33,539 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 13:38:33,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:38:33,701 INFO L208 MainTranslator]: Completed translation [2020-07-10 13:38:33,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:38:33 WrapperNode [2020-07-10 13:38:33,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 13:38:33,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 13:38:33,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 13:38:33,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 13:38:33,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:38:33" (1/1) ... [2020-07-10 13:38:33,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:38:33" (1/1) ... [2020-07-10 13:38:33,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:38:33" (1/1) ... [2020-07-10 13:38:33,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:38:33" (1/1) ... [2020-07-10 13:38:33,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:38:33" (1/1) ... [2020-07-10 13:38:33,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:38:33" (1/1) ... [2020-07-10 13:38:33,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:38:33" (1/1) ... [2020-07-10 13:38:33,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 13:38:33,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 13:38:33,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 13:38:33,821 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 13:38:33,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:38:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 13:38:33,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 13:38:33,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 13:38:33,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-10 13:38:33,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-10 13:38:33,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-10 13:38:33,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-10 13:38:33,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-10 13:38:33,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-10 13:38:33,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-10 13:38:33,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-10 13:38:33,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-10 13:38:33,886 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-10 13:38:33,886 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-10 13:38:33,886 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-10 13:38:33,886 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-10 13:38:33,886 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-10 13:38:33,886 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-10 13:38:33,887 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-10 13:38:33,887 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-10 13:38:33,887 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-10 13:38:33,887 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-10 13:38:33,887 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-10 13:38:33,887 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-10 13:38:33,888 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-10 13:38:33,888 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-10 13:38:33,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-10 13:38:33,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-10 13:38:33,890 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-10 13:38:33,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-10 13:38:33,890 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-10 13:38:33,890 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-10 13:38:33,891 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-10 13:38:33,891 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-10 13:38:33,891 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-10 13:38:33,891 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-10 13:38:33,892 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-10 13:38:33,892 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-10 13:38:33,892 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-10 13:38:33,892 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 13:38:33,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 13:38:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 13:38:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-10 13:38:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-10 13:38:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-10 13:38:33,893 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-10 13:38:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-10 13:38:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-10 13:38:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-10 13:38:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-10 13:38:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-10 13:38:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-10 13:38:33,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-10 13:38:33,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-10 13:38:33,895 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-10 13:38:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-10 13:38:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-10 13:38:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-10 13:38:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-10 13:38:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-10 13:38:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-10 13:38:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-10 13:38:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-10 13:38:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-10 13:38:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-10 13:38:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-10 13:38:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-10 13:38:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-10 13:38:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-10 13:38:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-10 13:38:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-10 13:38:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-10 13:38:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-10 13:38:33,898 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-10 13:38:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-10 13:38:33,899 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-10 13:38:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-10 13:38:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-10 13:38:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-10 13:38:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-10 13:38:33,900 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-10 13:38:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-10 13:38:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-10 13:38:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-10 13:38:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-10 13:38:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-10 13:38:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-10 13:38:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-10 13:38:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-10 13:38:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 13:38:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 13:38:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-10 13:38:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 13:38:35,512 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 13:38:35,512 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-10 13:38:35,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:38:35 BoogieIcfgContainer [2020-07-10 13:38:35,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 13:38:35,519 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 13:38:35,520 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 13:38:35,523 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 13:38:35,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 01:38:32" (1/3) ... [2020-07-10 13:38:35,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76f58fb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:38:35, skipping insertion in model container [2020-07-10 13:38:35,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:38:33" (2/3) ... [2020-07-10 13:38:35,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76f58fb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:38:35, skipping insertion in model container [2020-07-10 13:38:35,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:38:35" (3/3) ... [2020-07-10 13:38:35,527 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product39.cil.c [2020-07-10 13:38:35,539 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 13:38:35,548 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 13:38:35,564 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 13:38:35,590 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 13:38:35,591 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 13:38:35,591 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 13:38:35,591 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 13:38:35,592 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 13:38:35,592 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 13:38:35,592 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 13:38:35,592 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 13:38:35,617 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states. [2020-07-10 13:38:35,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-10 13:38:35,629 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:38:35,630 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] [2020-07-10 13:38:35,630 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:38:35,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:38:35,637 INFO L82 PathProgramCache]: Analyzing trace with hash -1081228888, now seen corresponding path program 1 times [2020-07-10 13:38:35,649 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:38:35,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447871138] [2020-07-10 13:38:35,650 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:38:35,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:36,368 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:38:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:36,453 INFO L280 TraceCheckUtils]: 0: Hoare triple {195#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {175#true} is VALID [2020-07-10 13:38:36,454 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-10 13:38:36,454 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {175#true} #514#return; {175#true} is VALID [2020-07-10 13:38:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:36,462 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-10 13:38:36,463 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {175#true} {175#true} #424#return; {175#true} is VALID [2020-07-10 13:38:36,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:36,468 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-10 13:38:36,468 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {175#true} {175#true} #426#return; {175#true} is VALID [2020-07-10 13:38:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:36,473 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {175#true} is VALID [2020-07-10 13:38:36,473 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-10 13:38:36,474 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {175#true} #428#return; {175#true} is VALID [2020-07-10 13:38:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:36,477 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-10 13:38:36,477 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {175#true} {175#true} #430#return; {175#true} is VALID [2020-07-10 13:38:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:36,481 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {175#true} is VALID [2020-07-10 13:38:36,482 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-10 13:38:36,482 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {176#false} #518#return; {176#false} is VALID [2020-07-10 13:38:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:36,486 INFO L280 TraceCheckUtils]: 0: Hoare triple {175#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {175#true} is VALID [2020-07-10 13:38:36,486 INFO L280 TraceCheckUtils]: 1: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-10 13:38:36,487 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {175#true} {176#false} #520#return; {176#false} is VALID [2020-07-10 13:38:36,492 INFO L263 TraceCheckUtils]: 0: Hoare triple {175#true} call ULTIMATE.init(); {195#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 13:38:36,493 INFO L280 TraceCheckUtils]: 1: Hoare triple {195#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {175#true} is VALID [2020-07-10 13:38:36,493 INFO L280 TraceCheckUtils]: 2: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-10 13:38:36,494 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {175#true} {175#true} #514#return; {175#true} is VALID [2020-07-10 13:38:36,494 INFO L263 TraceCheckUtils]: 4: Hoare triple {175#true} call #t~ret73 := main(); {175#true} is VALID [2020-07-10 13:38:36,494 INFO L280 TraceCheckUtils]: 5: Hoare triple {175#true} havoc ~retValue_acc~11;havoc ~tmp~8; {175#true} is VALID [2020-07-10 13:38:36,495 INFO L263 TraceCheckUtils]: 6: Hoare triple {175#true} call select_helpers(); {175#true} is VALID [2020-07-10 13:38:36,495 INFO L280 TraceCheckUtils]: 7: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-10 13:38:36,495 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {175#true} {175#true} #424#return; {175#true} is VALID [2020-07-10 13:38:36,496 INFO L263 TraceCheckUtils]: 9: Hoare triple {175#true} call select_features(); {175#true} is VALID [2020-07-10 13:38:36,496 INFO L280 TraceCheckUtils]: 10: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-10 13:38:36,496 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {175#true} {175#true} #426#return; {175#true} is VALID [2020-07-10 13:38:36,496 INFO L263 TraceCheckUtils]: 12: Hoare triple {175#true} call #t~ret72 := valid_product(); {175#true} is VALID [2020-07-10 13:38:36,497 INFO L280 TraceCheckUtils]: 13: Hoare triple {175#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {175#true} is VALID [2020-07-10 13:38:36,497 INFO L280 TraceCheckUtils]: 14: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-10 13:38:36,497 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {175#true} {175#true} #428#return; {175#true} is VALID [2020-07-10 13:38:36,498 INFO L280 TraceCheckUtils]: 16: Hoare triple {175#true} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {175#true} is VALID [2020-07-10 13:38:36,498 INFO L280 TraceCheckUtils]: 17: Hoare triple {175#true} assume 0 != ~tmp~8; {175#true} is VALID [2020-07-10 13:38:36,498 INFO L263 TraceCheckUtils]: 18: Hoare triple {175#true} call setup(); {175#true} is VALID [2020-07-10 13:38:36,499 INFO L280 TraceCheckUtils]: 19: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-10 13:38:36,499 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {175#true} {175#true} #430#return; {175#true} is VALID [2020-07-10 13:38:36,499 INFO L263 TraceCheckUtils]: 21: Hoare triple {175#true} call runTest(); {175#true} is VALID [2020-07-10 13:38:36,500 INFO L263 TraceCheckUtils]: 22: Hoare triple {175#true} call test(); {175#true} is VALID [2020-07-10 13:38:36,500 INFO L280 TraceCheckUtils]: 23: Hoare triple {175#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {175#true} is VALID [2020-07-10 13:38:36,501 INFO L280 TraceCheckUtils]: 24: Hoare triple {175#true} assume !true; {176#false} is VALID [2020-07-10 13:38:36,501 INFO L263 TraceCheckUtils]: 25: Hoare triple {176#false} call cleanup(); {176#false} is VALID [2020-07-10 13:38:36,502 INFO L280 TraceCheckUtils]: 26: Hoare triple {176#false} havoc ~i~0;havoc ~__cil_tmp2~0; {176#false} is VALID [2020-07-10 13:38:36,502 INFO L263 TraceCheckUtils]: 27: Hoare triple {176#false} call timeShift(); {176#false} is VALID [2020-07-10 13:38:36,502 INFO L280 TraceCheckUtils]: 28: Hoare triple {176#false} assume !(0 != ~pumpRunning~0); {176#false} is VALID [2020-07-10 13:38:36,503 INFO L280 TraceCheckUtils]: 29: Hoare triple {176#false} assume !(0 != ~systemActive~0); {176#false} is VALID [2020-07-10 13:38:36,503 INFO L263 TraceCheckUtils]: 30: Hoare triple {176#false} call __utac_acc__Specification1_spec__1(); {176#false} is VALID [2020-07-10 13:38:36,503 INFO L280 TraceCheckUtils]: 31: Hoare triple {176#false} havoc ~tmp~3;havoc ~tmp___0~0; {176#false} is VALID [2020-07-10 13:38:36,504 INFO L263 TraceCheckUtils]: 32: Hoare triple {176#false} call #t~ret35 := isMethaneLevelCritical(); {175#true} is VALID [2020-07-10 13:38:36,504 INFO L280 TraceCheckUtils]: 33: Hoare triple {175#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {175#true} is VALID [2020-07-10 13:38:36,504 INFO L280 TraceCheckUtils]: 34: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-10 13:38:36,505 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {175#true} {176#false} #518#return; {176#false} is VALID [2020-07-10 13:38:36,505 INFO L280 TraceCheckUtils]: 36: Hoare triple {176#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {176#false} is VALID [2020-07-10 13:38:36,505 INFO L280 TraceCheckUtils]: 37: Hoare triple {176#false} assume 0 != ~tmp~3; {176#false} is VALID [2020-07-10 13:38:36,506 INFO L263 TraceCheckUtils]: 38: Hoare triple {176#false} call #t~ret36 := isPumpRunning(); {175#true} is VALID [2020-07-10 13:38:36,506 INFO L280 TraceCheckUtils]: 39: Hoare triple {175#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {175#true} is VALID [2020-07-10 13:38:36,506 INFO L280 TraceCheckUtils]: 40: Hoare triple {175#true} assume true; {175#true} is VALID [2020-07-10 13:38:36,506 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {175#true} {176#false} #520#return; {176#false} is VALID [2020-07-10 13:38:36,507 INFO L280 TraceCheckUtils]: 42: Hoare triple {176#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {176#false} is VALID [2020-07-10 13:38:36,507 INFO L280 TraceCheckUtils]: 43: Hoare triple {176#false} assume 0 != ~tmp___0~0; {176#false} is VALID [2020-07-10 13:38:36,507 INFO L263 TraceCheckUtils]: 44: Hoare triple {176#false} call __automaton_fail(); {176#false} is VALID [2020-07-10 13:38:36,508 INFO L280 TraceCheckUtils]: 45: Hoare triple {176#false} assume !false; {176#false} is VALID [2020-07-10 13:38:36,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:38:36,518 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447871138] [2020-07-10 13:38:36,519 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:38:36,519 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 13:38:36,520 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106998031] [2020-07-10 13:38:36,526 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-10 13:38:36,529 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:38:36,533 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 13:38:36,608 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:38:36,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 13:38:36,609 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:38:36,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 13:38:36,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 13:38:36,621 INFO L87 Difference]: Start difference. First operand 172 states. Second operand 3 states. [2020-07-10 13:38:41,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:38:41,301 INFO L93 Difference]: Finished difference Result 301 states and 397 transitions. [2020-07-10 13:38:41,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 13:38:41,301 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-10 13:38:41,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:38:41,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:38:41,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 397 transitions. [2020-07-10 13:38:41,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:38:41,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 397 transitions. [2020-07-10 13:38:41,352 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 397 transitions. [2020-07-10 13:38:42,685 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 397 edges. 397 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:38:42,709 INFO L225 Difference]: With dead ends: 301 [2020-07-10 13:38:42,709 INFO L226 Difference]: Without dead ends: 163 [2020-07-10 13:38:42,714 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 13:38:42,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-07-10 13:38:44,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 129. [2020-07-10 13:38:44,110 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:38:44,111 INFO L82 GeneralOperation]: Start isEquivalent. First operand 163 states. Second operand 129 states. [2020-07-10 13:38:44,112 INFO L74 IsIncluded]: Start isIncluded. First operand 163 states. Second operand 129 states. [2020-07-10 13:38:44,112 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 129 states. [2020-07-10 13:38:44,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:38:44,162 INFO L93 Difference]: Finished difference Result 163 states and 207 transitions. [2020-07-10 13:38:44,163 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 207 transitions. [2020-07-10 13:38:44,172 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:38:44,173 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:38:44,173 INFO L74 IsIncluded]: Start isIncluded. First operand 129 states. Second operand 163 states. [2020-07-10 13:38:44,173 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 163 states. [2020-07-10 13:38:44,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:38:44,193 INFO L93 Difference]: Finished difference Result 163 states and 207 transitions. [2020-07-10 13:38:44,193 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 207 transitions. [2020-07-10 13:38:44,201 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:38:44,201 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:38:44,201 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:38:44,202 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:38:44,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-07-10 13:38:44,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 153 transitions. [2020-07-10 13:38:44,215 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 153 transitions. Word has length 46 [2020-07-10 13:38:44,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:38:44,217 INFO L479 AbstractCegarLoop]: Abstraction has 129 states and 153 transitions. [2020-07-10 13:38:44,217 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 13:38:44,217 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 153 transitions. [2020-07-10 13:38:44,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-10 13:38:44,220 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:38:44,220 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] [2020-07-10 13:38:44,221 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 13:38:44,221 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:38:44,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:38:44,222 INFO L82 PathProgramCache]: Analyzing trace with hash -1618039840, now seen corresponding path program 1 times [2020-07-10 13:38:44,222 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:38:44,223 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582447277] [2020-07-10 13:38:44,223 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:38:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:44,661 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:38:44,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:44,725 INFO L280 TraceCheckUtils]: 0: Hoare triple {1150#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1129#true} is VALID [2020-07-10 13:38:44,726 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-10 13:38:44,726 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1129#true} #514#return; {1129#true} is VALID [2020-07-10 13:38:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:44,734 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-10 13:38:44,734 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1129#true} {1129#true} #424#return; {1129#true} is VALID [2020-07-10 13:38:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:44,737 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-10 13:38:44,737 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1129#true} {1129#true} #426#return; {1129#true} is VALID [2020-07-10 13:38:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:44,740 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1129#true} is VALID [2020-07-10 13:38:44,741 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-10 13:38:44,741 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1129#true} #428#return; {1129#true} is VALID [2020-07-10 13:38:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:44,744 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-10 13:38:44,744 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1129#true} {1129#true} #430#return; {1129#true} is VALID [2020-07-10 13:38:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:44,747 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1129#true} is VALID [2020-07-10 13:38:44,747 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-10 13:38:44,748 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1130#false} #518#return; {1130#false} is VALID [2020-07-10 13:38:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:44,751 INFO L280 TraceCheckUtils]: 0: Hoare triple {1129#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1129#true} is VALID [2020-07-10 13:38:44,751 INFO L280 TraceCheckUtils]: 1: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-10 13:38:44,751 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1129#true} {1130#false} #520#return; {1130#false} is VALID [2020-07-10 13:38:44,756 INFO L263 TraceCheckUtils]: 0: Hoare triple {1129#true} call ULTIMATE.init(); {1150#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 13:38:44,756 INFO L280 TraceCheckUtils]: 1: Hoare triple {1150#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1129#true} is VALID [2020-07-10 13:38:44,757 INFO L280 TraceCheckUtils]: 2: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-10 13:38:44,757 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1129#true} {1129#true} #514#return; {1129#true} is VALID [2020-07-10 13:38:44,757 INFO L263 TraceCheckUtils]: 4: Hoare triple {1129#true} call #t~ret73 := main(); {1129#true} is VALID [2020-07-10 13:38:44,757 INFO L280 TraceCheckUtils]: 5: Hoare triple {1129#true} havoc ~retValue_acc~11;havoc ~tmp~8; {1129#true} is VALID [2020-07-10 13:38:44,758 INFO L263 TraceCheckUtils]: 6: Hoare triple {1129#true} call select_helpers(); {1129#true} is VALID [2020-07-10 13:38:44,758 INFO L280 TraceCheckUtils]: 7: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-10 13:38:44,758 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1129#true} {1129#true} #424#return; {1129#true} is VALID [2020-07-10 13:38:44,758 INFO L263 TraceCheckUtils]: 9: Hoare triple {1129#true} call select_features(); {1129#true} is VALID [2020-07-10 13:38:44,759 INFO L280 TraceCheckUtils]: 10: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-10 13:38:44,759 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1129#true} {1129#true} #426#return; {1129#true} is VALID [2020-07-10 13:38:44,759 INFO L263 TraceCheckUtils]: 12: Hoare triple {1129#true} call #t~ret72 := valid_product(); {1129#true} is VALID [2020-07-10 13:38:44,759 INFO L280 TraceCheckUtils]: 13: Hoare triple {1129#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1129#true} is VALID [2020-07-10 13:38:44,760 INFO L280 TraceCheckUtils]: 14: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-10 13:38:44,760 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1129#true} {1129#true} #428#return; {1129#true} is VALID [2020-07-10 13:38:44,760 INFO L280 TraceCheckUtils]: 16: Hoare triple {1129#true} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {1129#true} is VALID [2020-07-10 13:38:44,760 INFO L280 TraceCheckUtils]: 17: Hoare triple {1129#true} assume 0 != ~tmp~8; {1129#true} is VALID [2020-07-10 13:38:44,761 INFO L263 TraceCheckUtils]: 18: Hoare triple {1129#true} call setup(); {1129#true} is VALID [2020-07-10 13:38:44,761 INFO L280 TraceCheckUtils]: 19: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-10 13:38:44,761 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1129#true} {1129#true} #430#return; {1129#true} is VALID [2020-07-10 13:38:44,762 INFO L263 TraceCheckUtils]: 21: Hoare triple {1129#true} call runTest(); {1129#true} is VALID [2020-07-10 13:38:44,762 INFO L263 TraceCheckUtils]: 22: Hoare triple {1129#true} call test(); {1129#true} is VALID [2020-07-10 13:38:44,763 INFO L280 TraceCheckUtils]: 23: Hoare triple {1129#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1143#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:38:44,763 INFO L280 TraceCheckUtils]: 24: Hoare triple {1143#(= 0 test_~splverifierCounter~0)} assume !false; {1143#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:38:44,764 INFO L280 TraceCheckUtils]: 25: Hoare triple {1143#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1130#false} is VALID [2020-07-10 13:38:44,764 INFO L263 TraceCheckUtils]: 26: Hoare triple {1130#false} call cleanup(); {1130#false} is VALID [2020-07-10 13:38:44,765 INFO L280 TraceCheckUtils]: 27: Hoare triple {1130#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1130#false} is VALID [2020-07-10 13:38:44,765 INFO L263 TraceCheckUtils]: 28: Hoare triple {1130#false} call timeShift(); {1130#false} is VALID [2020-07-10 13:38:44,765 INFO L280 TraceCheckUtils]: 29: Hoare triple {1130#false} assume !(0 != ~pumpRunning~0); {1130#false} is VALID [2020-07-10 13:38:44,765 INFO L280 TraceCheckUtils]: 30: Hoare triple {1130#false} assume !(0 != ~systemActive~0); {1130#false} is VALID [2020-07-10 13:38:44,766 INFO L263 TraceCheckUtils]: 31: Hoare triple {1130#false} call __utac_acc__Specification1_spec__1(); {1130#false} is VALID [2020-07-10 13:38:44,766 INFO L280 TraceCheckUtils]: 32: Hoare triple {1130#false} havoc ~tmp~3;havoc ~tmp___0~0; {1130#false} is VALID [2020-07-10 13:38:44,766 INFO L263 TraceCheckUtils]: 33: Hoare triple {1130#false} call #t~ret35 := isMethaneLevelCritical(); {1129#true} is VALID [2020-07-10 13:38:44,767 INFO L280 TraceCheckUtils]: 34: Hoare triple {1129#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1129#true} is VALID [2020-07-10 13:38:44,767 INFO L280 TraceCheckUtils]: 35: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-10 13:38:44,767 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1129#true} {1130#false} #518#return; {1130#false} is VALID [2020-07-10 13:38:44,767 INFO L280 TraceCheckUtils]: 37: Hoare triple {1130#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {1130#false} is VALID [2020-07-10 13:38:44,768 INFO L280 TraceCheckUtils]: 38: Hoare triple {1130#false} assume 0 != ~tmp~3; {1130#false} is VALID [2020-07-10 13:38:44,768 INFO L263 TraceCheckUtils]: 39: Hoare triple {1130#false} call #t~ret36 := isPumpRunning(); {1129#true} is VALID [2020-07-10 13:38:44,768 INFO L280 TraceCheckUtils]: 40: Hoare triple {1129#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1129#true} is VALID [2020-07-10 13:38:44,768 INFO L280 TraceCheckUtils]: 41: Hoare triple {1129#true} assume true; {1129#true} is VALID [2020-07-10 13:38:44,769 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1129#true} {1130#false} #520#return; {1130#false} is VALID [2020-07-10 13:38:44,769 INFO L280 TraceCheckUtils]: 43: Hoare triple {1130#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {1130#false} is VALID [2020-07-10 13:38:44,769 INFO L280 TraceCheckUtils]: 44: Hoare triple {1130#false} assume 0 != ~tmp___0~0; {1130#false} is VALID [2020-07-10 13:38:44,770 INFO L263 TraceCheckUtils]: 45: Hoare triple {1130#false} call __automaton_fail(); {1130#false} is VALID [2020-07-10 13:38:44,770 INFO L280 TraceCheckUtils]: 46: Hoare triple {1130#false} assume !false; {1130#false} is VALID [2020-07-10 13:38:44,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:38:44,776 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582447277] [2020-07-10 13:38:44,776 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:38:44,776 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-10 13:38:44,776 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203914140] [2020-07-10 13:38:44,778 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-10 13:38:44,779 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:38:44,779 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-10 13:38:44,837 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:38:44,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-10 13:38:44,838 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:38:44,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-10 13:38:44,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-10 13:38:44,839 INFO L87 Difference]: Start difference. First operand 129 states and 153 transitions. Second operand 4 states. [2020-07-10 13:38:46,081 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:38:49,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:38:49,601 INFO L93 Difference]: Finished difference Result 228 states and 280 transitions. [2020-07-10 13:38:49,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 13:38:49,601 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-10 13:38:49,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:38:49,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 13:38:49,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 280 transitions. [2020-07-10 13:38:49,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 13:38:49,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 280 transitions. [2020-07-10 13:38:49,621 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 280 transitions. [2020-07-10 13:38:50,630 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 280 edges. 280 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:38:50,637 INFO L225 Difference]: With dead ends: 228 [2020-07-10 13:38:50,638 INFO L226 Difference]: Without dead ends: 147 [2020-07-10 13:38:50,639 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-10 13:38:50,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-07-10 13:38:52,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 120. [2020-07-10 13:38:52,013 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:38:52,014 INFO L82 GeneralOperation]: Start isEquivalent. First operand 147 states. Second operand 120 states. [2020-07-10 13:38:52,014 INFO L74 IsIncluded]: Start isIncluded. First operand 147 states. Second operand 120 states. [2020-07-10 13:38:52,014 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 120 states. [2020-07-10 13:38:52,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:38:52,024 INFO L93 Difference]: Finished difference Result 147 states and 183 transitions. [2020-07-10 13:38:52,024 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 183 transitions. [2020-07-10 13:38:52,025 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:38:52,025 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:38:52,025 INFO L74 IsIncluded]: Start isIncluded. First operand 120 states. Second operand 147 states. [2020-07-10 13:38:52,025 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 147 states. [2020-07-10 13:38:52,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:38:52,034 INFO L93 Difference]: Finished difference Result 147 states and 183 transitions. [2020-07-10 13:38:52,034 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 183 transitions. [2020-07-10 13:38:52,035 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:38:52,035 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:38:52,035 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:38:52,035 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:38:52,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-07-10 13:38:52,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2020-07-10 13:38:52,041 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 47 [2020-07-10 13:38:52,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:38:52,042 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2020-07-10 13:38:52,042 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-10 13:38:52,042 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2020-07-10 13:38:52,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-10 13:38:52,043 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:38:52,043 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 13:38:52,044 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 13:38:52,044 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:38:52,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:38:52,044 INFO L82 PathProgramCache]: Analyzing trace with hash -1339561462, now seen corresponding path program 1 times [2020-07-10 13:38:52,045 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:38:52,045 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100301670] [2020-07-10 13:38:52,045 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:38:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:52,425 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:38:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:52,528 INFO L280 TraceCheckUtils]: 0: Hoare triple {1971#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:38:52,531 INFO L280 TraceCheckUtils]: 1: Hoare triple {1952#(= 1 ~systemActive~0)} assume true; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:38:52,532 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1952#(= 1 ~systemActive~0)} {1947#true} #514#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:38:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:52,539 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-10 13:38:52,540 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1947#true} {1952#(= 1 ~systemActive~0)} #424#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:38:52,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:52,543 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-10 13:38:52,543 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1947#true} {1952#(= 1 ~systemActive~0)} #426#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:38:52,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:52,567 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1972#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:38:52,568 INFO L280 TraceCheckUtils]: 1: Hoare triple {1972#(= 1 |valid_product_#res|)} assume true; {1972#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:38:52,569 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1972#(= 1 |valid_product_#res|)} {1952#(= 1 ~systemActive~0)} #428#return; {1960#(= |main_#t~ret72| ~systemActive~0)} is VALID [2020-07-10 13:38:52,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:52,573 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-10 13:38:52,573 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1947#true} {1962#(not (= 0 ~systemActive~0))} #430#return; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:52,577 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1947#true} is VALID [2020-07-10 13:38:52,577 INFO L280 TraceCheckUtils]: 1: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-10 13:38:52,577 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1947#true} {1948#false} #518#return; {1948#false} is VALID [2020-07-10 13:38:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:38:52,580 INFO L280 TraceCheckUtils]: 0: Hoare triple {1947#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1947#true} is VALID [2020-07-10 13:38:52,581 INFO L280 TraceCheckUtils]: 1: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-10 13:38:52,581 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1947#true} {1948#false} #520#return; {1948#false} is VALID [2020-07-10 13:38:52,586 INFO L263 TraceCheckUtils]: 0: Hoare triple {1947#true} call ULTIMATE.init(); {1971#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 13:38:52,592 INFO L280 TraceCheckUtils]: 1: Hoare triple {1971#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:38:52,592 INFO L280 TraceCheckUtils]: 2: Hoare triple {1952#(= 1 ~systemActive~0)} assume true; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:38:52,593 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1952#(= 1 ~systemActive~0)} {1947#true} #514#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:38:52,593 INFO L263 TraceCheckUtils]: 4: Hoare triple {1952#(= 1 ~systemActive~0)} call #t~ret73 := main(); {1952#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:38:52,594 INFO L280 TraceCheckUtils]: 5: Hoare triple {1952#(= 1 ~systemActive~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:38:52,594 INFO L263 TraceCheckUtils]: 6: Hoare triple {1952#(= 1 ~systemActive~0)} call select_helpers(); {1947#true} is VALID [2020-07-10 13:38:52,594 INFO L280 TraceCheckUtils]: 7: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-10 13:38:52,595 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1947#true} {1952#(= 1 ~systemActive~0)} #424#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:38:52,595 INFO L263 TraceCheckUtils]: 9: Hoare triple {1952#(= 1 ~systemActive~0)} call select_features(); {1947#true} is VALID [2020-07-10 13:38:52,595 INFO L280 TraceCheckUtils]: 10: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-10 13:38:52,595 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1947#true} {1952#(= 1 ~systemActive~0)} #426#return; {1952#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:38:52,596 INFO L263 TraceCheckUtils]: 12: Hoare triple {1952#(= 1 ~systemActive~0)} call #t~ret72 := valid_product(); {1947#true} is VALID [2020-07-10 13:38:52,596 INFO L280 TraceCheckUtils]: 13: Hoare triple {1947#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1972#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:38:52,597 INFO L280 TraceCheckUtils]: 14: Hoare triple {1972#(= 1 |valid_product_#res|)} assume true; {1972#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:38:52,598 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1972#(= 1 |valid_product_#res|)} {1952#(= 1 ~systemActive~0)} #428#return; {1960#(= |main_#t~ret72| ~systemActive~0)} is VALID [2020-07-10 13:38:52,598 INFO L280 TraceCheckUtils]: 16: Hoare triple {1960#(= |main_#t~ret72| ~systemActive~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {1961#(= main_~tmp~8 ~systemActive~0)} is VALID [2020-07-10 13:38:52,599 INFO L280 TraceCheckUtils]: 17: Hoare triple {1961#(= main_~tmp~8 ~systemActive~0)} assume 0 != ~tmp~8; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,599 INFO L263 TraceCheckUtils]: 18: Hoare triple {1962#(not (= 0 ~systemActive~0))} call setup(); {1947#true} is VALID [2020-07-10 13:38:52,600 INFO L280 TraceCheckUtils]: 19: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-10 13:38:52,600 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1947#true} {1962#(not (= 0 ~systemActive~0))} #430#return; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,601 INFO L263 TraceCheckUtils]: 21: Hoare triple {1962#(not (= 0 ~systemActive~0))} call runTest(); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,601 INFO L263 TraceCheckUtils]: 22: Hoare triple {1962#(not (= 0 ~systemActive~0))} call test(); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,602 INFO L280 TraceCheckUtils]: 23: Hoare triple {1962#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,602 INFO L280 TraceCheckUtils]: 24: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume !false; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,602 INFO L280 TraceCheckUtils]: 25: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,603 INFO L280 TraceCheckUtils]: 26: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,603 INFO L280 TraceCheckUtils]: 27: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~4); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,604 INFO L280 TraceCheckUtils]: 28: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,604 INFO L280 TraceCheckUtils]: 29: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,605 INFO L280 TraceCheckUtils]: 30: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,605 INFO L280 TraceCheckUtils]: 31: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,606 INFO L263 TraceCheckUtils]: 32: Hoare triple {1962#(not (= 0 ~systemActive~0))} call timeShift(); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,606 INFO L280 TraceCheckUtils]: 33: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1962#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:38:52,607 INFO L280 TraceCheckUtils]: 34: Hoare triple {1962#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1948#false} is VALID [2020-07-10 13:38:52,607 INFO L263 TraceCheckUtils]: 35: Hoare triple {1948#false} call __utac_acc__Specification1_spec__1(); {1948#false} is VALID [2020-07-10 13:38:52,607 INFO L280 TraceCheckUtils]: 36: Hoare triple {1948#false} havoc ~tmp~3;havoc ~tmp___0~0; {1948#false} is VALID [2020-07-10 13:38:52,607 INFO L263 TraceCheckUtils]: 37: Hoare triple {1948#false} call #t~ret35 := isMethaneLevelCritical(); {1947#true} is VALID [2020-07-10 13:38:52,607 INFO L280 TraceCheckUtils]: 38: Hoare triple {1947#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1947#true} is VALID [2020-07-10 13:38:52,608 INFO L280 TraceCheckUtils]: 39: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-10 13:38:52,608 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1947#true} {1948#false} #518#return; {1948#false} is VALID [2020-07-10 13:38:52,608 INFO L280 TraceCheckUtils]: 41: Hoare triple {1948#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {1948#false} is VALID [2020-07-10 13:38:52,609 INFO L280 TraceCheckUtils]: 42: Hoare triple {1948#false} assume 0 != ~tmp~3; {1948#false} is VALID [2020-07-10 13:38:52,609 INFO L263 TraceCheckUtils]: 43: Hoare triple {1948#false} call #t~ret36 := isPumpRunning(); {1947#true} is VALID [2020-07-10 13:38:52,609 INFO L280 TraceCheckUtils]: 44: Hoare triple {1947#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1947#true} is VALID [2020-07-10 13:38:52,609 INFO L280 TraceCheckUtils]: 45: Hoare triple {1947#true} assume true; {1947#true} is VALID [2020-07-10 13:38:52,610 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1947#true} {1948#false} #520#return; {1948#false} is VALID [2020-07-10 13:38:52,610 INFO L280 TraceCheckUtils]: 47: Hoare triple {1948#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {1948#false} is VALID [2020-07-10 13:38:52,610 INFO L280 TraceCheckUtils]: 48: Hoare triple {1948#false} assume 0 != ~tmp___0~0; {1948#false} is VALID [2020-07-10 13:38:52,611 INFO L263 TraceCheckUtils]: 49: Hoare triple {1948#false} call __automaton_fail(); {1948#false} is VALID [2020-07-10 13:38:52,611 INFO L280 TraceCheckUtils]: 50: Hoare triple {1948#false} assume !false; {1948#false} is VALID [2020-07-10 13:38:52,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:38:52,619 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100301670] [2020-07-10 13:38:52,619 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:38:52,619 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 13:38:52,619 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375382801] [2020-07-10 13:38:52,620 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-10 13:38:52,620 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:38:52,620 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 13:38:52,694 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:38:52,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 13:38:52,695 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:38:52,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 13:38:52,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 13:38:52,696 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 8 states. [2020-07-10 13:38:53,427 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:38:54,351 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:38:54,747 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:38:55,051 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:38:58,797 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:39:09,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:39:09,068 INFO L93 Difference]: Finished difference Result 412 states and 515 transitions. [2020-07-10 13:39:09,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-10 13:39:09,068 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-10 13:39:09,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:39:09,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:39:09,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 515 transitions. [2020-07-10 13:39:09,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:39:09,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 515 transitions. [2020-07-10 13:39:09,091 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 515 transitions. [2020-07-10 13:39:10,938 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 515 edges. 515 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:39:10,953 INFO L225 Difference]: With dead ends: 412 [2020-07-10 13:39:10,953 INFO L226 Difference]: Without dead ends: 316 [2020-07-10 13:39:10,954 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-10 13:39:10,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2020-07-10 13:39:13,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 258. [2020-07-10 13:39:13,784 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:39:13,784 INFO L82 GeneralOperation]: Start isEquivalent. First operand 316 states. Second operand 258 states. [2020-07-10 13:39:13,785 INFO L74 IsIncluded]: Start isIncluded. First operand 316 states. Second operand 258 states. [2020-07-10 13:39:13,785 INFO L87 Difference]: Start difference. First operand 316 states. Second operand 258 states. [2020-07-10 13:39:13,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:39:13,804 INFO L93 Difference]: Finished difference Result 316 states and 391 transitions. [2020-07-10 13:39:13,804 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 391 transitions. [2020-07-10 13:39:13,805 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:39:13,805 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:39:13,806 INFO L74 IsIncluded]: Start isIncluded. First operand 258 states. Second operand 316 states. [2020-07-10 13:39:13,806 INFO L87 Difference]: Start difference. First operand 258 states. Second operand 316 states. [2020-07-10 13:39:13,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:39:13,828 INFO L93 Difference]: Finished difference Result 316 states and 391 transitions. [2020-07-10 13:39:13,830 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 391 transitions. [2020-07-10 13:39:13,833 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:39:13,833 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:39:13,833 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:39:13,834 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:39:13,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-07-10 13:39:13,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 314 transitions. [2020-07-10 13:39:13,851 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 314 transitions. Word has length 51 [2020-07-10 13:39:13,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:39:13,851 INFO L479 AbstractCegarLoop]: Abstraction has 258 states and 314 transitions. [2020-07-10 13:39:13,851 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 13:39:13,851 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 314 transitions. [2020-07-10 13:39:13,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-10 13:39:13,854 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:39:13,854 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 13:39:13,854 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-10 13:39:13,855 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:39:13,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:39:13,855 INFO L82 PathProgramCache]: Analyzing trace with hash 857479477, now seen corresponding path program 1 times [2020-07-10 13:39:13,855 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:39:13,856 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600707547] [2020-07-10 13:39:13,856 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:39:13,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:14,248 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:39:14,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:14,355 INFO L280 TraceCheckUtils]: 0: Hoare triple {3589#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,359 INFO L280 TraceCheckUtils]: 1: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume true; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,363 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3567#(= 0 ~methaneLevelCritical~0)} {3562#true} #514#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:14,371 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-10 13:39:14,372 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #424#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:14,377 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-10 13:39:14,378 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #426#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:14,381 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {3562#true} is VALID [2020-07-10 13:39:14,381 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-10 13:39:14,382 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #428#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:14,385 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-10 13:39:14,386 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #430#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:14,407 INFO L280 TraceCheckUtils]: 0: Hoare triple {3590#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3562#true} is VALID [2020-07-10 13:39:14,407 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} ~systemActive~0 := 0; {3562#true} is VALID [2020-07-10 13:39:14,408 INFO L280 TraceCheckUtils]: 2: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-10 13:39:14,408 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #478#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:14,427 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,427 INFO L280 TraceCheckUtils]: 1: Hoare triple {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,428 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {3567#(= 0 ~methaneLevelCritical~0)} #518#return; {3584#(= 0 |__utac_acc__Specification1_spec__1_#t~ret35|)} is VALID [2020-07-10 13:39:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:14,433 INFO L280 TraceCheckUtils]: 0: Hoare triple {3562#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3562#true} is VALID [2020-07-10 13:39:14,433 INFO L280 TraceCheckUtils]: 1: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-10 13:39:14,433 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3562#true} {3563#false} #520#return; {3563#false} is VALID [2020-07-10 13:39:14,438 INFO L263 TraceCheckUtils]: 0: Hoare triple {3562#true} call ULTIMATE.init(); {3589#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 13:39:14,444 INFO L280 TraceCheckUtils]: 1: Hoare triple {3589#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,445 INFO L280 TraceCheckUtils]: 2: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume true; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,446 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3567#(= 0 ~methaneLevelCritical~0)} {3562#true} #514#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,447 INFO L263 TraceCheckUtils]: 4: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call #t~ret73 := main(); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,448 INFO L280 TraceCheckUtils]: 5: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,448 INFO L263 TraceCheckUtils]: 6: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call select_helpers(); {3562#true} is VALID [2020-07-10 13:39:14,448 INFO L280 TraceCheckUtils]: 7: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-10 13:39:14,450 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #424#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,451 INFO L263 TraceCheckUtils]: 9: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call select_features(); {3562#true} is VALID [2020-07-10 13:39:14,451 INFO L280 TraceCheckUtils]: 10: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-10 13:39:14,452 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #426#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,452 INFO L263 TraceCheckUtils]: 12: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call #t~ret72 := valid_product(); {3562#true} is VALID [2020-07-10 13:39:14,452 INFO L280 TraceCheckUtils]: 13: Hoare triple {3562#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {3562#true} is VALID [2020-07-10 13:39:14,452 INFO L280 TraceCheckUtils]: 14: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-10 13:39:14,453 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #428#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,454 INFO L280 TraceCheckUtils]: 16: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,455 INFO L280 TraceCheckUtils]: 17: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume 0 != ~tmp~8; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,456 INFO L263 TraceCheckUtils]: 18: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call setup(); {3562#true} is VALID [2020-07-10 13:39:14,456 INFO L280 TraceCheckUtils]: 19: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-10 13:39:14,457 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #430#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,457 INFO L263 TraceCheckUtils]: 21: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call runTest(); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,458 INFO L263 TraceCheckUtils]: 22: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call test(); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,459 INFO L280 TraceCheckUtils]: 23: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,460 INFO L280 TraceCheckUtils]: 24: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !false; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,461 INFO L280 TraceCheckUtils]: 25: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume ~splverifierCounter~0 < 4; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,462 INFO L280 TraceCheckUtils]: 26: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,463 INFO L280 TraceCheckUtils]: 27: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~tmp~4); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,464 INFO L280 TraceCheckUtils]: 28: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,465 INFO L280 TraceCheckUtils]: 29: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~tmp___0~1); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,467 INFO L280 TraceCheckUtils]: 30: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,468 INFO L280 TraceCheckUtils]: 31: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet50 && #t~nondet50 <= 2147483647;~tmp___1~0 := #t~nondet50;havoc #t~nondet50; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,469 INFO L280 TraceCheckUtils]: 32: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume 0 != ~tmp___1~0; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,470 INFO L263 TraceCheckUtils]: 33: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call stopSystem(); {3590#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-10 13:39:14,470 INFO L280 TraceCheckUtils]: 34: Hoare triple {3590#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3562#true} is VALID [2020-07-10 13:39:14,470 INFO L280 TraceCheckUtils]: 35: Hoare triple {3562#true} ~systemActive~0 := 0; {3562#true} is VALID [2020-07-10 13:39:14,471 INFO L280 TraceCheckUtils]: 36: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-10 13:39:14,471 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3562#true} {3567#(= 0 ~methaneLevelCritical~0)} #478#return; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,473 INFO L263 TraceCheckUtils]: 38: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call timeShift(); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,473 INFO L280 TraceCheckUtils]: 39: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,474 INFO L280 TraceCheckUtils]: 40: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} assume !(0 != ~systemActive~0); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,474 INFO L263 TraceCheckUtils]: 41: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call __utac_acc__Specification1_spec__1(); {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,475 INFO L280 TraceCheckUtils]: 42: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} havoc ~tmp~3;havoc ~tmp___0~0; {3567#(= 0 ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,475 INFO L263 TraceCheckUtils]: 43: Hoare triple {3567#(= 0 ~methaneLevelCritical~0)} call #t~ret35 := isMethaneLevelCritical(); {3562#true} is VALID [2020-07-10 13:39:14,476 INFO L280 TraceCheckUtils]: 44: Hoare triple {3562#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,476 INFO L280 TraceCheckUtils]: 45: Hoare triple {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2020-07-10 13:39:14,478 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3591#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {3567#(= 0 ~methaneLevelCritical~0)} #518#return; {3584#(= 0 |__utac_acc__Specification1_spec__1_#t~ret35|)} is VALID [2020-07-10 13:39:14,479 INFO L280 TraceCheckUtils]: 47: Hoare triple {3584#(= 0 |__utac_acc__Specification1_spec__1_#t~ret35|)} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {3585#(= 0 __utac_acc__Specification1_spec__1_~tmp~3)} is VALID [2020-07-10 13:39:14,479 INFO L280 TraceCheckUtils]: 48: Hoare triple {3585#(= 0 __utac_acc__Specification1_spec__1_~tmp~3)} assume 0 != ~tmp~3; {3563#false} is VALID [2020-07-10 13:39:14,480 INFO L263 TraceCheckUtils]: 49: Hoare triple {3563#false} call #t~ret36 := isPumpRunning(); {3562#true} is VALID [2020-07-10 13:39:14,480 INFO L280 TraceCheckUtils]: 50: Hoare triple {3562#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3562#true} is VALID [2020-07-10 13:39:14,480 INFO L280 TraceCheckUtils]: 51: Hoare triple {3562#true} assume true; {3562#true} is VALID [2020-07-10 13:39:14,480 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3562#true} {3563#false} #520#return; {3563#false} is VALID [2020-07-10 13:39:14,481 INFO L280 TraceCheckUtils]: 53: Hoare triple {3563#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {3563#false} is VALID [2020-07-10 13:39:14,481 INFO L280 TraceCheckUtils]: 54: Hoare triple {3563#false} assume 0 != ~tmp___0~0; {3563#false} is VALID [2020-07-10 13:39:14,481 INFO L263 TraceCheckUtils]: 55: Hoare triple {3563#false} call __automaton_fail(); {3563#false} is VALID [2020-07-10 13:39:14,481 INFO L280 TraceCheckUtils]: 56: Hoare triple {3563#false} assume !false; {3563#false} is VALID [2020-07-10 13:39:14,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:39:14,491 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600707547] [2020-07-10 13:39:14,491 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:39:14,492 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 13:39:14,492 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278424959] [2020-07-10 13:39:14,492 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-10 13:39:14,493 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:39:14,493 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 13:39:14,565 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:39:14,565 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 13:39:14,565 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:39:14,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 13:39:14,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 13:39:14,566 INFO L87 Difference]: Start difference. First operand 258 states and 314 transitions. Second operand 8 states. [2020-07-10 13:39:15,285 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:39:20,484 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:39:22,143 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:39:23,002 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:39:23,945 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:39:25,837 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:39:32,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:39:32,162 INFO L93 Difference]: Finished difference Result 832 states and 1087 transitions. [2020-07-10 13:39:32,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-10 13:39:32,162 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-10 13:39:32,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:39:32,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:39:32,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 499 transitions. [2020-07-10 13:39:32,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:39:32,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 499 transitions. [2020-07-10 13:39:32,182 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 499 transitions. [2020-07-10 13:39:33,887 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 499 edges. 499 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:39:33,923 INFO L225 Difference]: With dead ends: 832 [2020-07-10 13:39:33,923 INFO L226 Difference]: Without dead ends: 598 [2020-07-10 13:39:33,925 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-07-10 13:39:33,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2020-07-10 13:39:39,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 471. [2020-07-10 13:39:39,065 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:39:39,065 INFO L82 GeneralOperation]: Start isEquivalent. First operand 598 states. Second operand 471 states. [2020-07-10 13:39:39,066 INFO L74 IsIncluded]: Start isIncluded. First operand 598 states. Second operand 471 states. [2020-07-10 13:39:39,066 INFO L87 Difference]: Start difference. First operand 598 states. Second operand 471 states. [2020-07-10 13:39:39,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:39:39,106 INFO L93 Difference]: Finished difference Result 598 states and 772 transitions. [2020-07-10 13:39:39,106 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 772 transitions. [2020-07-10 13:39:39,108 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:39:39,108 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:39:39,108 INFO L74 IsIncluded]: Start isIncluded. First operand 471 states. Second operand 598 states. [2020-07-10 13:39:39,109 INFO L87 Difference]: Start difference. First operand 471 states. Second operand 598 states. [2020-07-10 13:39:39,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:39:39,147 INFO L93 Difference]: Finished difference Result 598 states and 772 transitions. [2020-07-10 13:39:39,148 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 772 transitions. [2020-07-10 13:39:39,150 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:39:39,150 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:39:39,150 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:39:39,151 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:39:39,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 471 states. [2020-07-10 13:39:39,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 471 states and 578 transitions. [2020-07-10 13:39:39,175 INFO L78 Accepts]: Start accepts. Automaton has 471 states and 578 transitions. Word has length 57 [2020-07-10 13:39:39,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:39:39,175 INFO L479 AbstractCegarLoop]: Abstraction has 471 states and 578 transitions. [2020-07-10 13:39:39,175 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 13:39:39,175 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 578 transitions. [2020-07-10 13:39:39,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-10 13:39:39,177 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:39:39,177 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] [2020-07-10 13:39:39,177 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-10 13:39:39,178 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:39:39,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:39:39,178 INFO L82 PathProgramCache]: Analyzing trace with hash -690329863, now seen corresponding path program 1 times [2020-07-10 13:39:39,178 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:39:39,179 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654099304] [2020-07-10 13:39:39,179 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:39:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:39,534 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:39:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:39,605 INFO L280 TraceCheckUtils]: 0: Hoare triple {6656#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,606 INFO L280 TraceCheckUtils]: 1: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume true; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,606 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6631#(= 0 ~pumpRunning~0)} {6626#true} #514#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:39,610 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-10 13:39:39,610 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #424#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:39,613 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-10 13:39:39,614 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #426#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:39,617 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {6626#true} is VALID [2020-07-10 13:39:39,618 INFO L280 TraceCheckUtils]: 1: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-10 13:39:39,618 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #428#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:39,621 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-10 13:39:39,622 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #430#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:39,649 INFO L280 TraceCheckUtils]: 0: Hoare triple {6657#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {6626#true} is VALID [2020-07-10 13:39:39,650 INFO L280 TraceCheckUtils]: 1: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-10 13:39:39,650 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #476#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:39,678 INFO L280 TraceCheckUtils]: 0: Hoare triple {6658#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,681 INFO L280 TraceCheckUtils]: 1: Hoare triple {6631#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,683 INFO L280 TraceCheckUtils]: 2: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume true; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,684 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6631#(= 0 ~pumpRunning~0)} {6631#(= 0 ~pumpRunning~0)} #478#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:39,687 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {6626#true} is VALID [2020-07-10 13:39:39,687 INFO L280 TraceCheckUtils]: 1: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-10 13:39:39,688 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #518#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:39:39,705 INFO L280 TraceCheckUtils]: 0: Hoare triple {6626#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2020-07-10 13:39:39,706 INFO L280 TraceCheckUtils]: 1: Hoare triple {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} assume true; {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2020-07-10 13:39:39,707 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} {6631#(= 0 ~pumpRunning~0)} #520#return; {6654#(= 0 |__utac_acc__Specification1_spec__1_#t~ret36|)} is VALID [2020-07-10 13:39:39,711 INFO L263 TraceCheckUtils]: 0: Hoare triple {6626#true} call ULTIMATE.init(); {6656#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 13:39:39,716 INFO L280 TraceCheckUtils]: 1: Hoare triple {6656#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,717 INFO L280 TraceCheckUtils]: 2: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume true; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,717 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6631#(= 0 ~pumpRunning~0)} {6626#true} #514#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,719 INFO L263 TraceCheckUtils]: 4: Hoare triple {6631#(= 0 ~pumpRunning~0)} call #t~ret73 := main(); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,720 INFO L280 TraceCheckUtils]: 5: Hoare triple {6631#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,720 INFO L263 TraceCheckUtils]: 6: Hoare triple {6631#(= 0 ~pumpRunning~0)} call select_helpers(); {6626#true} is VALID [2020-07-10 13:39:39,720 INFO L280 TraceCheckUtils]: 7: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-10 13:39:39,721 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #424#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,721 INFO L263 TraceCheckUtils]: 9: Hoare triple {6631#(= 0 ~pumpRunning~0)} call select_features(); {6626#true} is VALID [2020-07-10 13:39:39,721 INFO L280 TraceCheckUtils]: 10: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-10 13:39:39,722 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #426#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,722 INFO L263 TraceCheckUtils]: 12: Hoare triple {6631#(= 0 ~pumpRunning~0)} call #t~ret72 := valid_product(); {6626#true} is VALID [2020-07-10 13:39:39,722 INFO L280 TraceCheckUtils]: 13: Hoare triple {6626#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {6626#true} is VALID [2020-07-10 13:39:39,723 INFO L280 TraceCheckUtils]: 14: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-10 13:39:39,723 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #428#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,724 INFO L280 TraceCheckUtils]: 16: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,724 INFO L280 TraceCheckUtils]: 17: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~8; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,724 INFO L263 TraceCheckUtils]: 18: Hoare triple {6631#(= 0 ~pumpRunning~0)} call setup(); {6626#true} is VALID [2020-07-10 13:39:39,725 INFO L280 TraceCheckUtils]: 19: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-10 13:39:39,725 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #430#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,726 INFO L263 TraceCheckUtils]: 21: Hoare triple {6631#(= 0 ~pumpRunning~0)} call runTest(); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,726 INFO L263 TraceCheckUtils]: 22: Hoare triple {6631#(= 0 ~pumpRunning~0)} call test(); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,727 INFO L280 TraceCheckUtils]: 23: Hoare triple {6631#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,727 INFO L280 TraceCheckUtils]: 24: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume !false; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,728 INFO L280 TraceCheckUtils]: 25: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,728 INFO L280 TraceCheckUtils]: 26: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,729 INFO L280 TraceCheckUtils]: 27: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~4); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,729 INFO L280 TraceCheckUtils]: 28: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,735 INFO L280 TraceCheckUtils]: 29: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___0~1; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,736 INFO L263 TraceCheckUtils]: 30: Hoare triple {6631#(= 0 ~pumpRunning~0)} call changeMethaneLevel(); {6657#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} is VALID [2020-07-10 13:39:39,736 INFO L280 TraceCheckUtils]: 31: Hoare triple {6657#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {6626#true} is VALID [2020-07-10 13:39:39,737 INFO L280 TraceCheckUtils]: 32: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-10 13:39:39,737 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #476#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,738 INFO L280 TraceCheckUtils]: 34: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,738 INFO L280 TraceCheckUtils]: 35: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet50 && #t~nondet50 <= 2147483647;~tmp___1~0 := #t~nondet50;havoc #t~nondet50; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,739 INFO L280 TraceCheckUtils]: 36: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,740 INFO L263 TraceCheckUtils]: 37: Hoare triple {6631#(= 0 ~pumpRunning~0)} call stopSystem(); {6658#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-10 13:39:39,740 INFO L280 TraceCheckUtils]: 38: Hoare triple {6658#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,741 INFO L280 TraceCheckUtils]: 39: Hoare triple {6631#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,741 INFO L280 TraceCheckUtils]: 40: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume true; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,742 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {6631#(= 0 ~pumpRunning~0)} {6631#(= 0 ~pumpRunning~0)} #478#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,742 INFO L263 TraceCheckUtils]: 42: Hoare triple {6631#(= 0 ~pumpRunning~0)} call timeShift(); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,743 INFO L280 TraceCheckUtils]: 43: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume !(0 != ~pumpRunning~0); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,744 INFO L280 TraceCheckUtils]: 44: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume !(0 != ~systemActive~0); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,744 INFO L263 TraceCheckUtils]: 45: Hoare triple {6631#(= 0 ~pumpRunning~0)} call __utac_acc__Specification1_spec__1(); {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,745 INFO L280 TraceCheckUtils]: 46: Hoare triple {6631#(= 0 ~pumpRunning~0)} havoc ~tmp~3;havoc ~tmp___0~0; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,745 INFO L263 TraceCheckUtils]: 47: Hoare triple {6631#(= 0 ~pumpRunning~0)} call #t~ret35 := isMethaneLevelCritical(); {6626#true} is VALID [2020-07-10 13:39:39,745 INFO L280 TraceCheckUtils]: 48: Hoare triple {6626#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {6626#true} is VALID [2020-07-10 13:39:39,745 INFO L280 TraceCheckUtils]: 49: Hoare triple {6626#true} assume true; {6626#true} is VALID [2020-07-10 13:39:39,746 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6626#true} {6631#(= 0 ~pumpRunning~0)} #518#return; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,747 INFO L280 TraceCheckUtils]: 51: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,747 INFO L280 TraceCheckUtils]: 52: Hoare triple {6631#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~3; {6631#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:39:39,747 INFO L263 TraceCheckUtils]: 53: Hoare triple {6631#(= 0 ~pumpRunning~0)} call #t~ret36 := isPumpRunning(); {6626#true} is VALID [2020-07-10 13:39:39,748 INFO L280 TraceCheckUtils]: 54: Hoare triple {6626#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2020-07-10 13:39:39,749 INFO L280 TraceCheckUtils]: 55: Hoare triple {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} assume true; {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} is VALID [2020-07-10 13:39:39,749 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6659#(= ~pumpRunning~0 |isPumpRunning_#res|)} {6631#(= 0 ~pumpRunning~0)} #520#return; {6654#(= 0 |__utac_acc__Specification1_spec__1_#t~ret36|)} is VALID [2020-07-10 13:39:39,750 INFO L280 TraceCheckUtils]: 57: Hoare triple {6654#(= 0 |__utac_acc__Specification1_spec__1_#t~ret36|)} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {6655#(= 0 __utac_acc__Specification1_spec__1_~tmp___0~0)} is VALID [2020-07-10 13:39:39,751 INFO L280 TraceCheckUtils]: 58: Hoare triple {6655#(= 0 __utac_acc__Specification1_spec__1_~tmp___0~0)} assume 0 != ~tmp___0~0; {6627#false} is VALID [2020-07-10 13:39:39,751 INFO L263 TraceCheckUtils]: 59: Hoare triple {6627#false} call __automaton_fail(); {6627#false} is VALID [2020-07-10 13:39:39,751 INFO L280 TraceCheckUtils]: 60: Hoare triple {6627#false} assume !false; {6627#false} is VALID [2020-07-10 13:39:39,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:39:39,759 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654099304] [2020-07-10 13:39:39,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:39:39,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-10 13:39:39,760 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219712937] [2020-07-10 13:39:39,761 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-07-10 13:39:39,762 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:39:39,762 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-10 13:39:39,838 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:39:39,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-10 13:39:39,838 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:39:39,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-10 13:39:39,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-10 13:39:39,839 INFO L87 Difference]: Start difference. First operand 471 states and 578 transitions. Second operand 9 states. [2020-07-10 13:39:40,810 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:39:46,669 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:39:47,442 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:39:47,871 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:39:51,256 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:39:51,980 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:40:00,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:40:00,951 INFO L93 Difference]: Finished difference Result 1331 states and 1800 transitions. [2020-07-10 13:40:00,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-10 13:40:00,952 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2020-07-10 13:40:00,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:40:00,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 13:40:00,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 504 transitions. [2020-07-10 13:40:00,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 13:40:00,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 504 transitions. [2020-07-10 13:40:00,980 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 504 transitions. [2020-07-10 13:40:02,637 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 504 edges. 504 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:40:02,705 INFO L225 Difference]: With dead ends: 1331 [2020-07-10 13:40:02,706 INFO L226 Difference]: Without dead ends: 884 [2020-07-10 13:40:02,708 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-07-10 13:40:02,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 884 states. [2020-07-10 13:40:09,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 884 to 703. [2020-07-10 13:40:09,526 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:40:09,526 INFO L82 GeneralOperation]: Start isEquivalent. First operand 884 states. Second operand 703 states. [2020-07-10 13:40:09,526 INFO L74 IsIncluded]: Start isIncluded. First operand 884 states. Second operand 703 states. [2020-07-10 13:40:09,527 INFO L87 Difference]: Start difference. First operand 884 states. Second operand 703 states. [2020-07-10 13:40:09,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:40:09,587 INFO L93 Difference]: Finished difference Result 884 states and 1172 transitions. [2020-07-10 13:40:09,587 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1172 transitions. [2020-07-10 13:40:09,591 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:40:09,591 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:40:09,592 INFO L74 IsIncluded]: Start isIncluded. First operand 703 states. Second operand 884 states. [2020-07-10 13:40:09,592 INFO L87 Difference]: Start difference. First operand 703 states. Second operand 884 states. [2020-07-10 13:40:09,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:40:09,654 INFO L93 Difference]: Finished difference Result 884 states and 1172 transitions. [2020-07-10 13:40:09,654 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1172 transitions. [2020-07-10 13:40:09,660 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:40:09,660 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:40:09,660 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:40:09,660 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:40:09,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 703 states. [2020-07-10 13:40:09,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 703 states and 871 transitions. [2020-07-10 13:40:09,724 INFO L78 Accepts]: Start accepts. Automaton has 703 states and 871 transitions. Word has length 61 [2020-07-10 13:40:09,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:40:09,725 INFO L479 AbstractCegarLoop]: Abstraction has 703 states and 871 transitions. [2020-07-10 13:40:09,725 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-10 13:40:09,725 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 871 transitions. [2020-07-10 13:40:09,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-07-10 13:40:09,728 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:40:09,728 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 13:40:09,728 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-10 13:40:09,728 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:40:09,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:40:09,729 INFO L82 PathProgramCache]: Analyzing trace with hash 1573489665, now seen corresponding path program 1 times [2020-07-10 13:40:09,729 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:40:09,729 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212101699] [2020-07-10 13:40:09,729 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:40:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:10,142 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:40:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:10,210 INFO L280 TraceCheckUtils]: 0: Hoare triple {11310#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,210 INFO L280 TraceCheckUtils]: 1: Hoare triple {11264#(= 1 ~waterLevel~0)} assume true; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,211 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11264#(= 1 ~waterLevel~0)} {11259#true} #514#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:10,216 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,217 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #424#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:10,220 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,222 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #426#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:10,226 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {11259#true} is VALID [2020-07-10 13:40:10,226 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,227 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #428#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:10,230 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,231 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #430#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:10,244 INFO L280 TraceCheckUtils]: 0: Hoare triple {11311#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {11259#true} is VALID [2020-07-10 13:40:10,244 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,245 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #476#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:10,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:10,363 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} havoc ~retValue_acc~5; {11259#true} is VALID [2020-07-10 13:40:10,364 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume !(~waterLevel~0 < 2);~retValue_acc~5 := 0;#res := ~retValue_acc~5; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-10 13:40:10,365 INFO L280 TraceCheckUtils]: 2: Hoare triple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} assume true; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-10 13:40:10,366 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} {11259#true} #484#return; {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} is VALID [2020-07-10 13:40:10,366 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {11259#true} is VALID [2020-07-10 13:40:10,366 INFO L263 TraceCheckUtils]: 1: Hoare triple {11259#true} call #t~ret70 := isHighWaterSensorDry(); {11259#true} is VALID [2020-07-10 13:40:10,366 INFO L280 TraceCheckUtils]: 2: Hoare triple {11259#true} havoc ~retValue_acc~5; {11259#true} is VALID [2020-07-10 13:40:10,367 INFO L280 TraceCheckUtils]: 3: Hoare triple {11259#true} assume !(~waterLevel~0 < 2);~retValue_acc~5 := 0;#res := ~retValue_acc~5; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-10 13:40:10,368 INFO L280 TraceCheckUtils]: 4: Hoare triple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} assume true; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-10 13:40:10,369 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} {11259#true} #484#return; {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} is VALID [2020-07-10 13:40:10,370 INFO L280 TraceCheckUtils]: 6: Hoare triple {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} is VALID [2020-07-10 13:40:10,371 INFO L280 TraceCheckUtils]: 7: Hoare triple {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} assume 0 != ~tmp~7;~tmp___0~2 := 0; {11260#false} is VALID [2020-07-10 13:40:10,371 INFO L280 TraceCheckUtils]: 8: Hoare triple {11260#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {11260#false} is VALID [2020-07-10 13:40:10,371 INFO L280 TraceCheckUtils]: 9: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-10 13:40:10,371 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {11260#false} {11259#true} #496#return; {11260#false} is VALID [2020-07-10 13:40:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:10,375 INFO L280 TraceCheckUtils]: 0: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {11259#true} is VALID [2020-07-10 13:40:10,375 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,375 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11259#true} {11260#false} #498#return; {11260#false} is VALID [2020-07-10 13:40:10,376 INFO L280 TraceCheckUtils]: 0: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {11259#true} is VALID [2020-07-10 13:40:10,376 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume 0 == ~pumpRunning~0; {11259#true} is VALID [2020-07-10 13:40:10,376 INFO L263 TraceCheckUtils]: 2: Hoare triple {11259#true} call #t~ret51 := isHighWaterLevel(); {11259#true} is VALID [2020-07-10 13:40:10,376 INFO L280 TraceCheckUtils]: 3: Hoare triple {11259#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {11259#true} is VALID [2020-07-10 13:40:10,376 INFO L263 TraceCheckUtils]: 4: Hoare triple {11259#true} call #t~ret70 := isHighWaterSensorDry(); {11259#true} is VALID [2020-07-10 13:40:10,377 INFO L280 TraceCheckUtils]: 5: Hoare triple {11259#true} havoc ~retValue_acc~5; {11259#true} is VALID [2020-07-10 13:40:10,378 INFO L280 TraceCheckUtils]: 6: Hoare triple {11259#true} assume !(~waterLevel~0 < 2);~retValue_acc~5 := 0;#res := ~retValue_acc~5; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-10 13:40:10,378 INFO L280 TraceCheckUtils]: 7: Hoare triple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} assume true; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-10 13:40:10,379 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} {11259#true} #484#return; {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} is VALID [2020-07-10 13:40:10,380 INFO L280 TraceCheckUtils]: 9: Hoare triple {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} is VALID [2020-07-10 13:40:10,381 INFO L280 TraceCheckUtils]: 10: Hoare triple {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} assume 0 != ~tmp~7;~tmp___0~2 := 0; {11260#false} is VALID [2020-07-10 13:40:10,381 INFO L280 TraceCheckUtils]: 11: Hoare triple {11260#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {11260#false} is VALID [2020-07-10 13:40:10,381 INFO L280 TraceCheckUtils]: 12: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-10 13:40:10,381 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {11260#false} {11259#true} #496#return; {11260#false} is VALID [2020-07-10 13:40:10,382 INFO L280 TraceCheckUtils]: 14: Hoare triple {11260#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {11260#false} is VALID [2020-07-10 13:40:10,382 INFO L280 TraceCheckUtils]: 15: Hoare triple {11260#false} assume 0 != ~tmp~5; {11260#false} is VALID [2020-07-10 13:40:10,382 INFO L263 TraceCheckUtils]: 16: Hoare triple {11260#false} call activatePump(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:40:10,382 INFO L280 TraceCheckUtils]: 17: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {11259#true} is VALID [2020-07-10 13:40:10,383 INFO L280 TraceCheckUtils]: 18: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,383 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {11259#true} {11260#false} #498#return; {11260#false} is VALID [2020-07-10 13:40:10,383 INFO L280 TraceCheckUtils]: 20: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-10 13:40:10,383 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {11260#false} {11259#true} #472#return; {11260#false} is VALID [2020-07-10 13:40:10,384 INFO L280 TraceCheckUtils]: 0: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {11259#true} is VALID [2020-07-10 13:40:10,384 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume !(0 != ~pumpRunning~0); {11259#true} is VALID [2020-07-10 13:40:10,385 INFO L263 TraceCheckUtils]: 2: Hoare triple {11259#true} call processEnvironment__wrappee__highWaterSensor(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:40:10,385 INFO L280 TraceCheckUtils]: 3: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {11259#true} is VALID [2020-07-10 13:40:10,385 INFO L280 TraceCheckUtils]: 4: Hoare triple {11259#true} assume 0 == ~pumpRunning~0; {11259#true} is VALID [2020-07-10 13:40:10,386 INFO L263 TraceCheckUtils]: 5: Hoare triple {11259#true} call #t~ret51 := isHighWaterLevel(); {11259#true} is VALID [2020-07-10 13:40:10,386 INFO L280 TraceCheckUtils]: 6: Hoare triple {11259#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {11259#true} is VALID [2020-07-10 13:40:10,386 INFO L263 TraceCheckUtils]: 7: Hoare triple {11259#true} call #t~ret70 := isHighWaterSensorDry(); {11259#true} is VALID [2020-07-10 13:40:10,386 INFO L280 TraceCheckUtils]: 8: Hoare triple {11259#true} havoc ~retValue_acc~5; {11259#true} is VALID [2020-07-10 13:40:10,387 INFO L280 TraceCheckUtils]: 9: Hoare triple {11259#true} assume !(~waterLevel~0 < 2);~retValue_acc~5 := 0;#res := ~retValue_acc~5; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-10 13:40:10,388 INFO L280 TraceCheckUtils]: 10: Hoare triple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} assume true; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-10 13:40:10,388 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} {11259#true} #484#return; {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} is VALID [2020-07-10 13:40:10,389 INFO L280 TraceCheckUtils]: 12: Hoare triple {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} is VALID [2020-07-10 13:40:10,390 INFO L280 TraceCheckUtils]: 13: Hoare triple {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} assume 0 != ~tmp~7;~tmp___0~2 := 0; {11260#false} is VALID [2020-07-10 13:40:10,390 INFO L280 TraceCheckUtils]: 14: Hoare triple {11260#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {11260#false} is VALID [2020-07-10 13:40:10,390 INFO L280 TraceCheckUtils]: 15: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-10 13:40:10,391 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {11260#false} {11259#true} #496#return; {11260#false} is VALID [2020-07-10 13:40:10,391 INFO L280 TraceCheckUtils]: 17: Hoare triple {11260#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {11260#false} is VALID [2020-07-10 13:40:10,391 INFO L280 TraceCheckUtils]: 18: Hoare triple {11260#false} assume 0 != ~tmp~5; {11260#false} is VALID [2020-07-10 13:40:10,391 INFO L263 TraceCheckUtils]: 19: Hoare triple {11260#false} call activatePump(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:40:10,391 INFO L280 TraceCheckUtils]: 20: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {11259#true} is VALID [2020-07-10 13:40:10,392 INFO L280 TraceCheckUtils]: 21: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,392 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {11259#true} {11260#false} #498#return; {11260#false} is VALID [2020-07-10 13:40:10,392 INFO L280 TraceCheckUtils]: 23: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-10 13:40:10,392 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {11260#false} {11259#true} #472#return; {11260#false} is VALID [2020-07-10 13:40:10,393 INFO L280 TraceCheckUtils]: 25: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-10 13:40:10,393 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {11260#false} {11264#(= 1 ~waterLevel~0)} #488#return; {11260#false} is VALID [2020-07-10 13:40:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:10,396 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {11259#true} is VALID [2020-07-10 13:40:10,397 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,397 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11259#true} {11260#false} #518#return; {11260#false} is VALID [2020-07-10 13:40:10,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:10,400 INFO L280 TraceCheckUtils]: 0: Hoare triple {11259#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {11259#true} is VALID [2020-07-10 13:40:10,400 INFO L280 TraceCheckUtils]: 1: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,400 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {11259#true} {11260#false} #520#return; {11260#false} is VALID [2020-07-10 13:40:10,405 INFO L263 TraceCheckUtils]: 0: Hoare triple {11259#true} call ULTIMATE.init(); {11310#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 13:40:10,410 INFO L280 TraceCheckUtils]: 1: Hoare triple {11310#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,411 INFO L280 TraceCheckUtils]: 2: Hoare triple {11264#(= 1 ~waterLevel~0)} assume true; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,411 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {11264#(= 1 ~waterLevel~0)} {11259#true} #514#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,412 INFO L263 TraceCheckUtils]: 4: Hoare triple {11264#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,412 INFO L280 TraceCheckUtils]: 5: Hoare triple {11264#(= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,413 INFO L263 TraceCheckUtils]: 6: Hoare triple {11264#(= 1 ~waterLevel~0)} call select_helpers(); {11259#true} is VALID [2020-07-10 13:40:10,413 INFO L280 TraceCheckUtils]: 7: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,413 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #424#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,414 INFO L263 TraceCheckUtils]: 9: Hoare triple {11264#(= 1 ~waterLevel~0)} call select_features(); {11259#true} is VALID [2020-07-10 13:40:10,414 INFO L280 TraceCheckUtils]: 10: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,414 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #426#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,415 INFO L263 TraceCheckUtils]: 12: Hoare triple {11264#(= 1 ~waterLevel~0)} call #t~ret72 := valid_product(); {11259#true} is VALID [2020-07-10 13:40:10,415 INFO L280 TraceCheckUtils]: 13: Hoare triple {11259#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {11259#true} is VALID [2020-07-10 13:40:10,415 INFO L280 TraceCheckUtils]: 14: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,416 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #428#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,416 INFO L280 TraceCheckUtils]: 16: Hoare triple {11264#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,417 INFO L280 TraceCheckUtils]: 17: Hoare triple {11264#(= 1 ~waterLevel~0)} assume 0 != ~tmp~8; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,417 INFO L263 TraceCheckUtils]: 18: Hoare triple {11264#(= 1 ~waterLevel~0)} call setup(); {11259#true} is VALID [2020-07-10 13:40:10,417 INFO L280 TraceCheckUtils]: 19: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,417 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #430#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,418 INFO L263 TraceCheckUtils]: 21: Hoare triple {11264#(= 1 ~waterLevel~0)} call runTest(); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,418 INFO L263 TraceCheckUtils]: 22: Hoare triple {11264#(= 1 ~waterLevel~0)} call test(); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,419 INFO L280 TraceCheckUtils]: 23: Hoare triple {11264#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,419 INFO L280 TraceCheckUtils]: 24: Hoare triple {11264#(= 1 ~waterLevel~0)} assume !false; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,420 INFO L280 TraceCheckUtils]: 25: Hoare triple {11264#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,421 INFO L280 TraceCheckUtils]: 26: Hoare triple {11264#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,422 INFO L280 TraceCheckUtils]: 27: Hoare triple {11264#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,422 INFO L280 TraceCheckUtils]: 28: Hoare triple {11264#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,423 INFO L280 TraceCheckUtils]: 29: Hoare triple {11264#(= 1 ~waterLevel~0)} assume 0 != ~tmp___0~1; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,423 INFO L263 TraceCheckUtils]: 30: Hoare triple {11264#(= 1 ~waterLevel~0)} call changeMethaneLevel(); {11311#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} is VALID [2020-07-10 13:40:10,424 INFO L280 TraceCheckUtils]: 31: Hoare triple {11311#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {11259#true} is VALID [2020-07-10 13:40:10,424 INFO L280 TraceCheckUtils]: 32: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,424 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {11259#true} {11264#(= 1 ~waterLevel~0)} #476#return; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,425 INFO L280 TraceCheckUtils]: 34: Hoare triple {11264#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,425 INFO L280 TraceCheckUtils]: 35: Hoare triple {11264#(= 1 ~waterLevel~0)} assume 0 != ~tmp___2~0; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,426 INFO L263 TraceCheckUtils]: 36: Hoare triple {11264#(= 1 ~waterLevel~0)} call timeShift(); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,426 INFO L280 TraceCheckUtils]: 37: Hoare triple {11264#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,427 INFO L280 TraceCheckUtils]: 38: Hoare triple {11264#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {11264#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:40:10,427 INFO L263 TraceCheckUtils]: 39: Hoare triple {11264#(= 1 ~waterLevel~0)} call processEnvironment(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:40:10,428 INFO L280 TraceCheckUtils]: 40: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {11259#true} is VALID [2020-07-10 13:40:10,428 INFO L280 TraceCheckUtils]: 41: Hoare triple {11259#true} assume !(0 != ~pumpRunning~0); {11259#true} is VALID [2020-07-10 13:40:10,428 INFO L263 TraceCheckUtils]: 42: Hoare triple {11259#true} call processEnvironment__wrappee__highWaterSensor(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:40:10,429 INFO L280 TraceCheckUtils]: 43: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {11259#true} is VALID [2020-07-10 13:40:10,429 INFO L280 TraceCheckUtils]: 44: Hoare triple {11259#true} assume 0 == ~pumpRunning~0; {11259#true} is VALID [2020-07-10 13:40:10,429 INFO L263 TraceCheckUtils]: 45: Hoare triple {11259#true} call #t~ret51 := isHighWaterLevel(); {11259#true} is VALID [2020-07-10 13:40:10,429 INFO L280 TraceCheckUtils]: 46: Hoare triple {11259#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {11259#true} is VALID [2020-07-10 13:40:10,430 INFO L263 TraceCheckUtils]: 47: Hoare triple {11259#true} call #t~ret70 := isHighWaterSensorDry(); {11259#true} is VALID [2020-07-10 13:40:10,430 INFO L280 TraceCheckUtils]: 48: Hoare triple {11259#true} havoc ~retValue_acc~5; {11259#true} is VALID [2020-07-10 13:40:10,431 INFO L280 TraceCheckUtils]: 49: Hoare triple {11259#true} assume !(~waterLevel~0 < 2);~retValue_acc~5 := 0;#res := ~retValue_acc~5; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-10 13:40:10,431 INFO L280 TraceCheckUtils]: 50: Hoare triple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} assume true; {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} is VALID [2020-07-10 13:40:10,432 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {11355#(and (<= |isHighWaterSensorDry_#res| 0) (<= 0 |isHighWaterSensorDry_#res|))} {11259#true} #484#return; {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} is VALID [2020-07-10 13:40:10,433 INFO L280 TraceCheckUtils]: 52: Hoare triple {11353#(and (<= |isHighWaterLevel_#t~ret70| 0) (<= 0 |isHighWaterLevel_#t~ret70|))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} is VALID [2020-07-10 13:40:10,434 INFO L280 TraceCheckUtils]: 53: Hoare triple {11354#(and (<= isHighWaterLevel_~tmp~7 0) (<= 0 isHighWaterLevel_~tmp~7))} assume 0 != ~tmp~7;~tmp___0~2 := 0; {11260#false} is VALID [2020-07-10 13:40:10,434 INFO L280 TraceCheckUtils]: 54: Hoare triple {11260#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {11260#false} is VALID [2020-07-10 13:40:10,434 INFO L280 TraceCheckUtils]: 55: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-10 13:40:10,434 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {11260#false} {11259#true} #496#return; {11260#false} is VALID [2020-07-10 13:40:10,434 INFO L280 TraceCheckUtils]: 57: Hoare triple {11260#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {11260#false} is VALID [2020-07-10 13:40:10,434 INFO L280 TraceCheckUtils]: 58: Hoare triple {11260#false} assume 0 != ~tmp~5; {11260#false} is VALID [2020-07-10 13:40:10,435 INFO L263 TraceCheckUtils]: 59: Hoare triple {11260#false} call activatePump(); {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:40:10,435 INFO L280 TraceCheckUtils]: 60: Hoare triple {11312#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {11259#true} is VALID [2020-07-10 13:40:10,435 INFO L280 TraceCheckUtils]: 61: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,437 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {11259#true} {11260#false} #498#return; {11260#false} is VALID [2020-07-10 13:40:10,437 INFO L280 TraceCheckUtils]: 63: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-10 13:40:10,438 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {11260#false} {11259#true} #472#return; {11260#false} is VALID [2020-07-10 13:40:10,438 INFO L280 TraceCheckUtils]: 65: Hoare triple {11260#false} assume true; {11260#false} is VALID [2020-07-10 13:40:10,438 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {11260#false} {11264#(= 1 ~waterLevel~0)} #488#return; {11260#false} is VALID [2020-07-10 13:40:10,438 INFO L263 TraceCheckUtils]: 67: Hoare triple {11260#false} call __utac_acc__Specification1_spec__1(); {11260#false} is VALID [2020-07-10 13:40:10,438 INFO L280 TraceCheckUtils]: 68: Hoare triple {11260#false} havoc ~tmp~3;havoc ~tmp___0~0; {11260#false} is VALID [2020-07-10 13:40:10,438 INFO L263 TraceCheckUtils]: 69: Hoare triple {11260#false} call #t~ret35 := isMethaneLevelCritical(); {11259#true} is VALID [2020-07-10 13:40:10,438 INFO L280 TraceCheckUtils]: 70: Hoare triple {11259#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {11259#true} is VALID [2020-07-10 13:40:10,439 INFO L280 TraceCheckUtils]: 71: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,439 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {11259#true} {11260#false} #518#return; {11260#false} is VALID [2020-07-10 13:40:10,439 INFO L280 TraceCheckUtils]: 73: Hoare triple {11260#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {11260#false} is VALID [2020-07-10 13:40:10,439 INFO L280 TraceCheckUtils]: 74: Hoare triple {11260#false} assume 0 != ~tmp~3; {11260#false} is VALID [2020-07-10 13:40:10,439 INFO L263 TraceCheckUtils]: 75: Hoare triple {11260#false} call #t~ret36 := isPumpRunning(); {11259#true} is VALID [2020-07-10 13:40:10,439 INFO L280 TraceCheckUtils]: 76: Hoare triple {11259#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {11259#true} is VALID [2020-07-10 13:40:10,439 INFO L280 TraceCheckUtils]: 77: Hoare triple {11259#true} assume true; {11259#true} is VALID [2020-07-10 13:40:10,440 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {11259#true} {11260#false} #520#return; {11260#false} is VALID [2020-07-10 13:40:10,440 INFO L280 TraceCheckUtils]: 79: Hoare triple {11260#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {11260#false} is VALID [2020-07-10 13:40:10,440 INFO L280 TraceCheckUtils]: 80: Hoare triple {11260#false} assume 0 != ~tmp___0~0; {11260#false} is VALID [2020-07-10 13:40:10,440 INFO L263 TraceCheckUtils]: 81: Hoare triple {11260#false} call __automaton_fail(); {11260#false} is VALID [2020-07-10 13:40:10,440 INFO L280 TraceCheckUtils]: 82: Hoare triple {11260#false} assume !false; {11260#false} is VALID [2020-07-10 13:40:10,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:40:10,451 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212101699] [2020-07-10 13:40:10,451 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:40:10,451 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-10 13:40:10,451 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784193328] [2020-07-10 13:40:10,452 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2020-07-10 13:40:10,452 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:40:10,452 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-10 13:40:10,548 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 83 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:40:10,548 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-10 13:40:10,549 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:40:10,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-10 13:40:10,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-10 13:40:10,550 INFO L87 Difference]: Start difference. First operand 703 states and 871 transitions. Second operand 9 states. [2020-07-10 13:40:11,339 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:40:17,691 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:40:18,053 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-10 13:40:18,931 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:40:19,420 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:40:40,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:40:40,671 INFO L93 Difference]: Finished difference Result 2338 states and 3323 transitions. [2020-07-10 13:40:40,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-10 13:40:40,671 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2020-07-10 13:40:40,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:40:40,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 13:40:40,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 589 transitions. [2020-07-10 13:40:40,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 13:40:40,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 589 transitions. [2020-07-10 13:40:40,690 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 589 transitions. [2020-07-10 13:40:42,571 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 589 edges. 589 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:40:42,724 INFO L225 Difference]: With dead ends: 2338 [2020-07-10 13:40:42,725 INFO L226 Difference]: Without dead ends: 1659 [2020-07-10 13:40:42,728 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-07-10 13:40:42,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1659 states. [2020-07-10 13:40:54,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1659 to 1259. [2020-07-10 13:40:54,195 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:40:54,196 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1659 states. Second operand 1259 states. [2020-07-10 13:40:54,196 INFO L74 IsIncluded]: Start isIncluded. First operand 1659 states. Second operand 1259 states. [2020-07-10 13:40:54,196 INFO L87 Difference]: Start difference. First operand 1659 states. Second operand 1259 states. [2020-07-10 13:40:54,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:40:54,338 INFO L93 Difference]: Finished difference Result 1659 states and 2244 transitions. [2020-07-10 13:40:54,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2244 transitions. [2020-07-10 13:40:54,346 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:40:54,346 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:40:54,347 INFO L74 IsIncluded]: Start isIncluded. First operand 1259 states. Second operand 1659 states. [2020-07-10 13:40:54,347 INFO L87 Difference]: Start difference. First operand 1259 states. Second operand 1659 states. [2020-07-10 13:40:54,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:40:54,470 INFO L93 Difference]: Finished difference Result 1659 states and 2244 transitions. [2020-07-10 13:40:54,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2244 transitions. [2020-07-10 13:40:54,476 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:40:54,476 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:40:54,476 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:40:54,476 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:40:54,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1259 states. [2020-07-10 13:40:54,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1546 transitions. [2020-07-10 13:40:54,545 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1546 transitions. Word has length 83 [2020-07-10 13:40:54,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:40:54,546 INFO L479 AbstractCegarLoop]: Abstraction has 1259 states and 1546 transitions. [2020-07-10 13:40:54,546 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-10 13:40:54,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1546 transitions. [2020-07-10 13:40:54,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-07-10 13:40:54,549 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:40:54,549 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 13:40:54,550 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-10 13:40:54,550 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:40:54,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:40:54,550 INFO L82 PathProgramCache]: Analyzing trace with hash 547997666, now seen corresponding path program 1 times [2020-07-10 13:40:54,550 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:40:54,551 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722094879] [2020-07-10 13:40:54,551 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:40:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:54,854 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:40:54,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:54,909 INFO L280 TraceCheckUtils]: 0: Hoare triple {19647#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {19597#true} is VALID [2020-07-10 13:40:54,910 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:54,910 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19597#true} #514#return; {19597#true} is VALID [2020-07-10 13:40:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:54,912 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:54,913 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {19597#true} {19597#true} #424#return; {19597#true} is VALID [2020-07-10 13:40:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:54,915 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:54,916 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {19597#true} {19597#true} #426#return; {19597#true} is VALID [2020-07-10 13:40:54,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:54,919 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {19597#true} is VALID [2020-07-10 13:40:54,919 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:54,919 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19597#true} #428#return; {19597#true} is VALID [2020-07-10 13:40:54,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:54,923 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:54,923 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {19597#true} {19597#true} #430#return; {19597#true} is VALID [2020-07-10 13:40:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:54,936 INFO L280 TraceCheckUtils]: 0: Hoare triple {19648#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {19597#true} is VALID [2020-07-10 13:40:54,937 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:54,937 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19597#true} #476#return; {19597#true} is VALID [2020-07-10 13:40:54,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:55,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:55,047 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} havoc ~retValue_acc~5; {19597#true} is VALID [2020-07-10 13:40:55,048 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {19597#true} is VALID [2020-07-10 13:40:55,048 INFO L280 TraceCheckUtils]: 2: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,048 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {19597#true} {19597#true} #484#return; {19597#true} is VALID [2020-07-10 13:40:55,048 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {19597#true} is VALID [2020-07-10 13:40:55,049 INFO L263 TraceCheckUtils]: 1: Hoare triple {19597#true} call #t~ret70 := isHighWaterSensorDry(); {19597#true} is VALID [2020-07-10 13:40:55,049 INFO L280 TraceCheckUtils]: 2: Hoare triple {19597#true} havoc ~retValue_acc~5; {19597#true} is VALID [2020-07-10 13:40:55,049 INFO L280 TraceCheckUtils]: 3: Hoare triple {19597#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {19597#true} is VALID [2020-07-10 13:40:55,049 INFO L280 TraceCheckUtils]: 4: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,050 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {19597#true} {19597#true} #484#return; {19597#true} is VALID [2020-07-10 13:40:55,050 INFO L280 TraceCheckUtils]: 6: Hoare triple {19597#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {19597#true} is VALID [2020-07-10 13:40:55,051 INFO L280 TraceCheckUtils]: 7: Hoare triple {19597#true} assume 0 != ~tmp~7;~tmp___0~2 := 0; {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} is VALID [2020-07-10 13:40:55,051 INFO L280 TraceCheckUtils]: 8: Hoare triple {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-10 13:40:55,052 INFO L280 TraceCheckUtils]: 9: Hoare triple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} assume true; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-10 13:40:55,053 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} {19597#true} #496#return; {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} is VALID [2020-07-10 13:40:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:55,057 INFO L280 TraceCheckUtils]: 0: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {19597#true} is VALID [2020-07-10 13:40:55,057 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,057 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19598#false} #498#return; {19598#false} is VALID [2020-07-10 13:40:55,058 INFO L280 TraceCheckUtils]: 0: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {19597#true} is VALID [2020-07-10 13:40:55,058 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume 0 == ~pumpRunning~0; {19597#true} is VALID [2020-07-10 13:40:55,058 INFO L263 TraceCheckUtils]: 2: Hoare triple {19597#true} call #t~ret51 := isHighWaterLevel(); {19597#true} is VALID [2020-07-10 13:40:55,058 INFO L280 TraceCheckUtils]: 3: Hoare triple {19597#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {19597#true} is VALID [2020-07-10 13:40:55,059 INFO L263 TraceCheckUtils]: 4: Hoare triple {19597#true} call #t~ret70 := isHighWaterSensorDry(); {19597#true} is VALID [2020-07-10 13:40:55,059 INFO L280 TraceCheckUtils]: 5: Hoare triple {19597#true} havoc ~retValue_acc~5; {19597#true} is VALID [2020-07-10 13:40:55,059 INFO L280 TraceCheckUtils]: 6: Hoare triple {19597#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {19597#true} is VALID [2020-07-10 13:40:55,059 INFO L280 TraceCheckUtils]: 7: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,059 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {19597#true} {19597#true} #484#return; {19597#true} is VALID [2020-07-10 13:40:55,059 INFO L280 TraceCheckUtils]: 9: Hoare triple {19597#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {19597#true} is VALID [2020-07-10 13:40:55,060 INFO L280 TraceCheckUtils]: 10: Hoare triple {19597#true} assume 0 != ~tmp~7;~tmp___0~2 := 0; {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} is VALID [2020-07-10 13:40:55,061 INFO L280 TraceCheckUtils]: 11: Hoare triple {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-10 13:40:55,062 INFO L280 TraceCheckUtils]: 12: Hoare triple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} assume true; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-10 13:40:55,063 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} {19597#true} #496#return; {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} is VALID [2020-07-10 13:40:55,064 INFO L280 TraceCheckUtils]: 14: Hoare triple {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} is VALID [2020-07-10 13:40:55,070 INFO L280 TraceCheckUtils]: 15: Hoare triple {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} assume 0 != ~tmp~5; {19598#false} is VALID [2020-07-10 13:40:55,070 INFO L263 TraceCheckUtils]: 16: Hoare triple {19598#false} call activatePump(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:40:55,070 INFO L280 TraceCheckUtils]: 17: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {19597#true} is VALID [2020-07-10 13:40:55,071 INFO L280 TraceCheckUtils]: 18: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,071 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {19597#true} {19598#false} #498#return; {19598#false} is VALID [2020-07-10 13:40:55,071 INFO L280 TraceCheckUtils]: 20: Hoare triple {19598#false} assume true; {19598#false} is VALID [2020-07-10 13:40:55,071 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {19598#false} {19597#true} #472#return; {19598#false} is VALID [2020-07-10 13:40:55,072 INFO L280 TraceCheckUtils]: 0: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {19597#true} is VALID [2020-07-10 13:40:55,072 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume !(0 != ~pumpRunning~0); {19597#true} is VALID [2020-07-10 13:40:55,073 INFO L263 TraceCheckUtils]: 2: Hoare triple {19597#true} call processEnvironment__wrappee__highWaterSensor(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:40:55,073 INFO L280 TraceCheckUtils]: 3: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {19597#true} is VALID [2020-07-10 13:40:55,073 INFO L280 TraceCheckUtils]: 4: Hoare triple {19597#true} assume 0 == ~pumpRunning~0; {19597#true} is VALID [2020-07-10 13:40:55,073 INFO L263 TraceCheckUtils]: 5: Hoare triple {19597#true} call #t~ret51 := isHighWaterLevel(); {19597#true} is VALID [2020-07-10 13:40:55,074 INFO L280 TraceCheckUtils]: 6: Hoare triple {19597#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {19597#true} is VALID [2020-07-10 13:40:55,074 INFO L263 TraceCheckUtils]: 7: Hoare triple {19597#true} call #t~ret70 := isHighWaterSensorDry(); {19597#true} is VALID [2020-07-10 13:40:55,074 INFO L280 TraceCheckUtils]: 8: Hoare triple {19597#true} havoc ~retValue_acc~5; {19597#true} is VALID [2020-07-10 13:40:55,074 INFO L280 TraceCheckUtils]: 9: Hoare triple {19597#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {19597#true} is VALID [2020-07-10 13:40:55,074 INFO L280 TraceCheckUtils]: 10: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,075 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {19597#true} {19597#true} #484#return; {19597#true} is VALID [2020-07-10 13:40:55,075 INFO L280 TraceCheckUtils]: 12: Hoare triple {19597#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {19597#true} is VALID [2020-07-10 13:40:55,076 INFO L280 TraceCheckUtils]: 13: Hoare triple {19597#true} assume 0 != ~tmp~7;~tmp___0~2 := 0; {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} is VALID [2020-07-10 13:40:55,076 INFO L280 TraceCheckUtils]: 14: Hoare triple {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-10 13:40:55,077 INFO L280 TraceCheckUtils]: 15: Hoare triple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} assume true; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-10 13:40:55,078 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} {19597#true} #496#return; {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} is VALID [2020-07-10 13:40:55,078 INFO L280 TraceCheckUtils]: 17: Hoare triple {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} is VALID [2020-07-10 13:40:55,079 INFO L280 TraceCheckUtils]: 18: Hoare triple {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} assume 0 != ~tmp~5; {19598#false} is VALID [2020-07-10 13:40:55,079 INFO L263 TraceCheckUtils]: 19: Hoare triple {19598#false} call activatePump(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:40:55,079 INFO L280 TraceCheckUtils]: 20: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {19597#true} is VALID [2020-07-10 13:40:55,080 INFO L280 TraceCheckUtils]: 21: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,080 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {19597#true} {19598#false} #498#return; {19598#false} is VALID [2020-07-10 13:40:55,080 INFO L280 TraceCheckUtils]: 23: Hoare triple {19598#false} assume true; {19598#false} is VALID [2020-07-10 13:40:55,080 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {19598#false} {19597#true} #472#return; {19598#false} is VALID [2020-07-10 13:40:55,080 INFO L280 TraceCheckUtils]: 25: Hoare triple {19598#false} assume true; {19598#false} is VALID [2020-07-10 13:40:55,081 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {19598#false} {19597#true} #488#return; {19598#false} is VALID [2020-07-10 13:40:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:55,085 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {19597#true} is VALID [2020-07-10 13:40:55,086 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,086 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19598#false} #518#return; {19598#false} is VALID [2020-07-10 13:40:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:40:55,089 INFO L280 TraceCheckUtils]: 0: Hoare triple {19597#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {19597#true} is VALID [2020-07-10 13:40:55,089 INFO L280 TraceCheckUtils]: 1: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,089 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {19597#true} {19598#false} #520#return; {19598#false} is VALID [2020-07-10 13:40:55,094 INFO L263 TraceCheckUtils]: 0: Hoare triple {19597#true} call ULTIMATE.init(); {19647#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 13:40:55,094 INFO L280 TraceCheckUtils]: 1: Hoare triple {19647#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {19597#true} is VALID [2020-07-10 13:40:55,094 INFO L280 TraceCheckUtils]: 2: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,095 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {19597#true} {19597#true} #514#return; {19597#true} is VALID [2020-07-10 13:40:55,095 INFO L263 TraceCheckUtils]: 4: Hoare triple {19597#true} call #t~ret73 := main(); {19597#true} is VALID [2020-07-10 13:40:55,095 INFO L280 TraceCheckUtils]: 5: Hoare triple {19597#true} havoc ~retValue_acc~11;havoc ~tmp~8; {19597#true} is VALID [2020-07-10 13:40:55,095 INFO L263 TraceCheckUtils]: 6: Hoare triple {19597#true} call select_helpers(); {19597#true} is VALID [2020-07-10 13:40:55,095 INFO L280 TraceCheckUtils]: 7: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,095 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {19597#true} {19597#true} #424#return; {19597#true} is VALID [2020-07-10 13:40:55,096 INFO L263 TraceCheckUtils]: 9: Hoare triple {19597#true} call select_features(); {19597#true} is VALID [2020-07-10 13:40:55,096 INFO L280 TraceCheckUtils]: 10: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,096 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {19597#true} {19597#true} #426#return; {19597#true} is VALID [2020-07-10 13:40:55,096 INFO L263 TraceCheckUtils]: 12: Hoare triple {19597#true} call #t~ret72 := valid_product(); {19597#true} is VALID [2020-07-10 13:40:55,096 INFO L280 TraceCheckUtils]: 13: Hoare triple {19597#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {19597#true} is VALID [2020-07-10 13:40:55,097 INFO L280 TraceCheckUtils]: 14: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,097 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {19597#true} {19597#true} #428#return; {19597#true} is VALID [2020-07-10 13:40:55,097 INFO L280 TraceCheckUtils]: 16: Hoare triple {19597#true} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {19597#true} is VALID [2020-07-10 13:40:55,097 INFO L280 TraceCheckUtils]: 17: Hoare triple {19597#true} assume 0 != ~tmp~8; {19597#true} is VALID [2020-07-10 13:40:55,097 INFO L263 TraceCheckUtils]: 18: Hoare triple {19597#true} call setup(); {19597#true} is VALID [2020-07-10 13:40:55,098 INFO L280 TraceCheckUtils]: 19: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,098 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {19597#true} {19597#true} #430#return; {19597#true} is VALID [2020-07-10 13:40:55,098 INFO L263 TraceCheckUtils]: 21: Hoare triple {19597#true} call runTest(); {19597#true} is VALID [2020-07-10 13:40:55,100 INFO L263 TraceCheckUtils]: 22: Hoare triple {19597#true} call test(); {19597#true} is VALID [2020-07-10 13:40:55,101 INFO L280 TraceCheckUtils]: 23: Hoare triple {19597#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {19597#true} is VALID [2020-07-10 13:40:55,101 INFO L280 TraceCheckUtils]: 24: Hoare triple {19597#true} assume !false; {19597#true} is VALID [2020-07-10 13:40:55,101 INFO L280 TraceCheckUtils]: 25: Hoare triple {19597#true} assume ~splverifierCounter~0 < 4; {19597#true} is VALID [2020-07-10 13:40:55,101 INFO L280 TraceCheckUtils]: 26: Hoare triple {19597#true} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {19597#true} is VALID [2020-07-10 13:40:55,101 INFO L280 TraceCheckUtils]: 27: Hoare triple {19597#true} assume !(0 != ~tmp~4); {19597#true} is VALID [2020-07-10 13:40:55,102 INFO L280 TraceCheckUtils]: 28: Hoare triple {19597#true} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {19597#true} is VALID [2020-07-10 13:40:55,102 INFO L280 TraceCheckUtils]: 29: Hoare triple {19597#true} assume 0 != ~tmp___0~1; {19597#true} is VALID [2020-07-10 13:40:55,103 INFO L263 TraceCheckUtils]: 30: Hoare triple {19597#true} call changeMethaneLevel(); {19648#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} is VALID [2020-07-10 13:40:55,103 INFO L280 TraceCheckUtils]: 31: Hoare triple {19648#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {19597#true} is VALID [2020-07-10 13:40:55,103 INFO L280 TraceCheckUtils]: 32: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,103 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {19597#true} {19597#true} #476#return; {19597#true} is VALID [2020-07-10 13:40:55,103 INFO L280 TraceCheckUtils]: 34: Hoare triple {19597#true} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {19597#true} is VALID [2020-07-10 13:40:55,104 INFO L280 TraceCheckUtils]: 35: Hoare triple {19597#true} assume 0 != ~tmp___2~0; {19597#true} is VALID [2020-07-10 13:40:55,104 INFO L263 TraceCheckUtils]: 36: Hoare triple {19597#true} call timeShift(); {19597#true} is VALID [2020-07-10 13:40:55,104 INFO L280 TraceCheckUtils]: 37: Hoare triple {19597#true} assume !(0 != ~pumpRunning~0); {19597#true} is VALID [2020-07-10 13:40:55,107 INFO L280 TraceCheckUtils]: 38: Hoare triple {19597#true} assume 0 != ~systemActive~0; {19597#true} is VALID [2020-07-10 13:40:55,127 INFO L263 TraceCheckUtils]: 39: Hoare triple {19597#true} call processEnvironment(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:40:55,127 INFO L280 TraceCheckUtils]: 40: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {19597#true} is VALID [2020-07-10 13:40:55,127 INFO L280 TraceCheckUtils]: 41: Hoare triple {19597#true} assume !(0 != ~pumpRunning~0); {19597#true} is VALID [2020-07-10 13:40:55,128 INFO L263 TraceCheckUtils]: 42: Hoare triple {19597#true} call processEnvironment__wrappee__highWaterSensor(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:40:55,128 INFO L280 TraceCheckUtils]: 43: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {19597#true} is VALID [2020-07-10 13:40:55,128 INFO L280 TraceCheckUtils]: 44: Hoare triple {19597#true} assume 0 == ~pumpRunning~0; {19597#true} is VALID [2020-07-10 13:40:55,128 INFO L263 TraceCheckUtils]: 45: Hoare triple {19597#true} call #t~ret51 := isHighWaterLevel(); {19597#true} is VALID [2020-07-10 13:40:55,129 INFO L280 TraceCheckUtils]: 46: Hoare triple {19597#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {19597#true} is VALID [2020-07-10 13:40:55,129 INFO L263 TraceCheckUtils]: 47: Hoare triple {19597#true} call #t~ret70 := isHighWaterSensorDry(); {19597#true} is VALID [2020-07-10 13:40:55,129 INFO L280 TraceCheckUtils]: 48: Hoare triple {19597#true} havoc ~retValue_acc~5; {19597#true} is VALID [2020-07-10 13:40:55,129 INFO L280 TraceCheckUtils]: 49: Hoare triple {19597#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {19597#true} is VALID [2020-07-10 13:40:55,129 INFO L280 TraceCheckUtils]: 50: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,130 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {19597#true} {19597#true} #484#return; {19597#true} is VALID [2020-07-10 13:40:55,130 INFO L280 TraceCheckUtils]: 52: Hoare triple {19597#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {19597#true} is VALID [2020-07-10 13:40:55,131 INFO L280 TraceCheckUtils]: 53: Hoare triple {19597#true} assume 0 != ~tmp~7;~tmp___0~2 := 0; {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} is VALID [2020-07-10 13:40:55,131 INFO L280 TraceCheckUtils]: 54: Hoare triple {19692#(and (<= 0 isHighWaterLevel_~tmp___0~2) (<= isHighWaterLevel_~tmp___0~2 0))} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-10 13:40:55,134 INFO L280 TraceCheckUtils]: 55: Hoare triple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} assume true; {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} is VALID [2020-07-10 13:40:55,136 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {19693#(and (<= |isHighWaterLevel_#res| 0) (<= 0 |isHighWaterLevel_#res|))} {19597#true} #496#return; {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} is VALID [2020-07-10 13:40:55,136 INFO L280 TraceCheckUtils]: 57: Hoare triple {19683#(= 0 |processEnvironment__wrappee__highWaterSensor_#t~ret51|)} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} is VALID [2020-07-10 13:40:55,137 INFO L280 TraceCheckUtils]: 58: Hoare triple {19684#(= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5)} assume 0 != ~tmp~5; {19598#false} is VALID [2020-07-10 13:40:55,137 INFO L263 TraceCheckUtils]: 59: Hoare triple {19598#false} call activatePump(); {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:40:55,137 INFO L280 TraceCheckUtils]: 60: Hoare triple {19649#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {19597#true} is VALID [2020-07-10 13:40:55,138 INFO L280 TraceCheckUtils]: 61: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,138 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {19597#true} {19598#false} #498#return; {19598#false} is VALID [2020-07-10 13:40:55,138 INFO L280 TraceCheckUtils]: 63: Hoare triple {19598#false} assume true; {19598#false} is VALID [2020-07-10 13:40:55,138 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {19598#false} {19597#true} #472#return; {19598#false} is VALID [2020-07-10 13:40:55,138 INFO L280 TraceCheckUtils]: 65: Hoare triple {19598#false} assume true; {19598#false} is VALID [2020-07-10 13:40:55,139 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {19598#false} {19597#true} #488#return; {19598#false} is VALID [2020-07-10 13:40:55,139 INFO L263 TraceCheckUtils]: 67: Hoare triple {19598#false} call __utac_acc__Specification1_spec__1(); {19598#false} is VALID [2020-07-10 13:40:55,139 INFO L280 TraceCheckUtils]: 68: Hoare triple {19598#false} havoc ~tmp~3;havoc ~tmp___0~0; {19598#false} is VALID [2020-07-10 13:40:55,139 INFO L263 TraceCheckUtils]: 69: Hoare triple {19598#false} call #t~ret35 := isMethaneLevelCritical(); {19597#true} is VALID [2020-07-10 13:40:55,139 INFO L280 TraceCheckUtils]: 70: Hoare triple {19597#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {19597#true} is VALID [2020-07-10 13:40:55,140 INFO L280 TraceCheckUtils]: 71: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,140 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {19597#true} {19598#false} #518#return; {19598#false} is VALID [2020-07-10 13:40:55,140 INFO L280 TraceCheckUtils]: 73: Hoare triple {19598#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {19598#false} is VALID [2020-07-10 13:40:55,140 INFO L280 TraceCheckUtils]: 74: Hoare triple {19598#false} assume 0 != ~tmp~3; {19598#false} is VALID [2020-07-10 13:40:55,140 INFO L263 TraceCheckUtils]: 75: Hoare triple {19598#false} call #t~ret36 := isPumpRunning(); {19597#true} is VALID [2020-07-10 13:40:55,141 INFO L280 TraceCheckUtils]: 76: Hoare triple {19597#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {19597#true} is VALID [2020-07-10 13:40:55,141 INFO L280 TraceCheckUtils]: 77: Hoare triple {19597#true} assume true; {19597#true} is VALID [2020-07-10 13:40:55,141 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {19597#true} {19598#false} #520#return; {19598#false} is VALID [2020-07-10 13:40:55,141 INFO L280 TraceCheckUtils]: 79: Hoare triple {19598#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {19598#false} is VALID [2020-07-10 13:40:55,141 INFO L280 TraceCheckUtils]: 80: Hoare triple {19598#false} assume 0 != ~tmp___0~0; {19598#false} is VALID [2020-07-10 13:40:55,141 INFO L263 TraceCheckUtils]: 81: Hoare triple {19598#false} call __automaton_fail(); {19598#false} is VALID [2020-07-10 13:40:55,142 INFO L280 TraceCheckUtils]: 82: Hoare triple {19598#false} assume !false; {19598#false} is VALID [2020-07-10 13:40:55,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:40:55,155 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722094879] [2020-07-10 13:40:55,156 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:40:55,156 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-10 13:40:55,156 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880283414] [2020-07-10 13:40:55,156 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2020-07-10 13:40:55,158 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:40:55,159 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-10 13:40:55,256 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 83 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:40:55,256 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-10 13:40:55,256 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:40:55,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-10 13:40:55,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-10 13:40:55,257 INFO L87 Difference]: Start difference. First operand 1259 states and 1546 transitions. Second operand 9 states. [2020-07-10 13:41:02,490 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:41:02,974 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-10 13:41:03,767 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:41:04,352 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:41:20,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:41:20,290 INFO L93 Difference]: Finished difference Result 2894 states and 3849 transitions. [2020-07-10 13:41:20,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-10 13:41:20,290 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2020-07-10 13:41:20,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:41:20,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 13:41:20,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 392 transitions. [2020-07-10 13:41:20,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-10 13:41:20,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 392 transitions. [2020-07-10 13:41:20,299 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 392 transitions. [2020-07-10 13:41:21,516 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 392 edges. 392 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:41:21,671 INFO L225 Difference]: With dead ends: 2894 [2020-07-10 13:41:21,672 INFO L226 Difference]: Without dead ends: 1659 [2020-07-10 13:41:21,675 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-07-10 13:41:21,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1659 states. [2020-07-10 13:41:32,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1659 to 1299. [2020-07-10 13:41:32,766 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:41:32,766 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1659 states. Second operand 1299 states. [2020-07-10 13:41:32,766 INFO L74 IsIncluded]: Start isIncluded. First operand 1659 states. Second operand 1299 states. [2020-07-10 13:41:32,766 INFO L87 Difference]: Start difference. First operand 1659 states. Second operand 1299 states. [2020-07-10 13:41:32,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:41:32,885 INFO L93 Difference]: Finished difference Result 1659 states and 2237 transitions. [2020-07-10 13:41:32,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2237 transitions. [2020-07-10 13:41:32,891 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:41:32,891 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:41:32,892 INFO L74 IsIncluded]: Start isIncluded. First operand 1299 states. Second operand 1659 states. [2020-07-10 13:41:32,892 INFO L87 Difference]: Start difference. First operand 1299 states. Second operand 1659 states. [2020-07-10 13:41:33,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:41:33,060 INFO L93 Difference]: Finished difference Result 1659 states and 2237 transitions. [2020-07-10 13:41:33,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2237 transitions. [2020-07-10 13:41:33,065 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:41:33,066 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:41:33,066 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:41:33,066 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:41:33,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1299 states. [2020-07-10 13:41:33,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1299 states and 1586 transitions. [2020-07-10 13:41:33,176 INFO L78 Accepts]: Start accepts. Automaton has 1299 states and 1586 transitions. Word has length 83 [2020-07-10 13:41:33,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:41:33,176 INFO L479 AbstractCegarLoop]: Abstraction has 1299 states and 1586 transitions. [2020-07-10 13:41:33,176 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-10 13:41:33,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1586 transitions. [2020-07-10 13:41:33,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-07-10 13:41:33,179 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:41:33,179 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 13:41:33,179 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-10 13:41:33,179 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:41:33,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:41:33,179 INFO L82 PathProgramCache]: Analyzing trace with hash 570629920, now seen corresponding path program 1 times [2020-07-10 13:41:33,180 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:41:33,180 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174096206] [2020-07-10 13:41:33,180 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:41:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:41:33,473 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:41:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:41:33,520 INFO L280 TraceCheckUtils]: 0: Hoare triple {28754#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {28702#true} is VALID [2020-07-10 13:41:33,520 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,521 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28702#true} {28702#true} #514#return; {28702#true} is VALID [2020-07-10 13:41:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:41:33,523 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,523 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {28702#true} {28702#true} #424#return; {28702#true} is VALID [2020-07-10 13:41:33,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:41:33,533 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,533 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {28702#true} {28702#true} #426#return; {28702#true} is VALID [2020-07-10 13:41:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:41:33,546 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {28755#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:41:33,547 INFO L280 TraceCheckUtils]: 1: Hoare triple {28755#(= 1 |valid_product_#res|)} assume true; {28755#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:41:33,547 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28755#(= 1 |valid_product_#res|)} {28702#true} #428#return; {28714#(= |main_#t~ret72| 1)} is VALID [2020-07-10 13:41:33,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:41:33,550 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,550 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {28702#true} {28702#true} #430#return; {28702#true} is VALID [2020-07-10 13:41:33,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:41:33,564 INFO L280 TraceCheckUtils]: 0: Hoare triple {28756#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {28702#true} is VALID [2020-07-10 13:41:33,565 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,565 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28702#true} {28702#true} #476#return; {28702#true} is VALID [2020-07-10 13:41:33,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:41:33,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:41:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:41:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:41:33,650 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} havoc ~retValue_acc~5; {28702#true} is VALID [2020-07-10 13:41:33,650 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-10 13:41:33,651 INFO L280 TraceCheckUtils]: 2: Hoare triple {28800#(= 1 |isHighWaterSensorDry_#res|)} assume true; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-10 13:41:33,652 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {28800#(= 1 |isHighWaterSensorDry_#res|)} {28702#true} #484#return; {28798#(= 1 |isHighWaterLevel_#t~ret70|)} is VALID [2020-07-10 13:41:33,652 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {28702#true} is VALID [2020-07-10 13:41:33,652 INFO L263 TraceCheckUtils]: 1: Hoare triple {28702#true} call #t~ret70 := isHighWaterSensorDry(); {28702#true} is VALID [2020-07-10 13:41:33,653 INFO L280 TraceCheckUtils]: 2: Hoare triple {28702#true} havoc ~retValue_acc~5; {28702#true} is VALID [2020-07-10 13:41:33,653 INFO L280 TraceCheckUtils]: 3: Hoare triple {28702#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-10 13:41:33,654 INFO L280 TraceCheckUtils]: 4: Hoare triple {28800#(= 1 |isHighWaterSensorDry_#res|)} assume true; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-10 13:41:33,655 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {28800#(= 1 |isHighWaterSensorDry_#res|)} {28702#true} #484#return; {28798#(= 1 |isHighWaterLevel_#t~ret70|)} is VALID [2020-07-10 13:41:33,657 INFO L280 TraceCheckUtils]: 6: Hoare triple {28798#(= 1 |isHighWaterLevel_#t~ret70|)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {28799#(= 1 isHighWaterLevel_~tmp~7)} is VALID [2020-07-10 13:41:33,657 INFO L280 TraceCheckUtils]: 7: Hoare triple {28799#(= 1 isHighWaterLevel_~tmp~7)} assume !(0 != ~tmp~7);~tmp___0~2 := 1; {28703#false} is VALID [2020-07-10 13:41:33,658 INFO L280 TraceCheckUtils]: 8: Hoare triple {28703#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {28703#false} is VALID [2020-07-10 13:41:33,658 INFO L280 TraceCheckUtils]: 9: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-10 13:41:33,658 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {28703#false} {28702#true} #496#return; {28703#false} is VALID [2020-07-10 13:41:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:41:33,663 INFO L280 TraceCheckUtils]: 0: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {28702#true} is VALID [2020-07-10 13:41:33,664 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,664 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28702#true} {28703#false} #498#return; {28703#false} is VALID [2020-07-10 13:41:33,666 INFO L280 TraceCheckUtils]: 0: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {28702#true} is VALID [2020-07-10 13:41:33,666 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume 0 == ~pumpRunning~0; {28702#true} is VALID [2020-07-10 13:41:33,667 INFO L263 TraceCheckUtils]: 2: Hoare triple {28702#true} call #t~ret51 := isHighWaterLevel(); {28702#true} is VALID [2020-07-10 13:41:33,667 INFO L280 TraceCheckUtils]: 3: Hoare triple {28702#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {28702#true} is VALID [2020-07-10 13:41:33,667 INFO L263 TraceCheckUtils]: 4: Hoare triple {28702#true} call #t~ret70 := isHighWaterSensorDry(); {28702#true} is VALID [2020-07-10 13:41:33,667 INFO L280 TraceCheckUtils]: 5: Hoare triple {28702#true} havoc ~retValue_acc~5; {28702#true} is VALID [2020-07-10 13:41:33,669 INFO L280 TraceCheckUtils]: 6: Hoare triple {28702#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-10 13:41:33,669 INFO L280 TraceCheckUtils]: 7: Hoare triple {28800#(= 1 |isHighWaterSensorDry_#res|)} assume true; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-10 13:41:33,670 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {28800#(= 1 |isHighWaterSensorDry_#res|)} {28702#true} #484#return; {28798#(= 1 |isHighWaterLevel_#t~ret70|)} is VALID [2020-07-10 13:41:33,671 INFO L280 TraceCheckUtils]: 9: Hoare triple {28798#(= 1 |isHighWaterLevel_#t~ret70|)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {28799#(= 1 isHighWaterLevel_~tmp~7)} is VALID [2020-07-10 13:41:33,672 INFO L280 TraceCheckUtils]: 10: Hoare triple {28799#(= 1 isHighWaterLevel_~tmp~7)} assume !(0 != ~tmp~7);~tmp___0~2 := 1; {28703#false} is VALID [2020-07-10 13:41:33,672 INFO L280 TraceCheckUtils]: 11: Hoare triple {28703#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {28703#false} is VALID [2020-07-10 13:41:33,672 INFO L280 TraceCheckUtils]: 12: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-10 13:41:33,672 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {28703#false} {28702#true} #496#return; {28703#false} is VALID [2020-07-10 13:41:33,672 INFO L280 TraceCheckUtils]: 14: Hoare triple {28703#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {28703#false} is VALID [2020-07-10 13:41:33,673 INFO L280 TraceCheckUtils]: 15: Hoare triple {28703#false} assume 0 != ~tmp~5; {28703#false} is VALID [2020-07-10 13:41:33,673 INFO L263 TraceCheckUtils]: 16: Hoare triple {28703#false} call activatePump(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:41:33,673 INFO L280 TraceCheckUtils]: 17: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {28702#true} is VALID [2020-07-10 13:41:33,673 INFO L280 TraceCheckUtils]: 18: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,673 INFO L275 TraceCheckUtils]: 19: Hoare quadruple {28702#true} {28703#false} #498#return; {28703#false} is VALID [2020-07-10 13:41:33,674 INFO L280 TraceCheckUtils]: 20: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-10 13:41:33,674 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {28703#false} {28702#true} #472#return; {28703#false} is VALID [2020-07-10 13:41:33,674 INFO L280 TraceCheckUtils]: 0: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {28702#true} is VALID [2020-07-10 13:41:33,675 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume !(0 != ~pumpRunning~0); {28702#true} is VALID [2020-07-10 13:41:33,676 INFO L263 TraceCheckUtils]: 2: Hoare triple {28702#true} call processEnvironment__wrappee__highWaterSensor(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:41:33,676 INFO L280 TraceCheckUtils]: 3: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {28702#true} is VALID [2020-07-10 13:41:33,676 INFO L280 TraceCheckUtils]: 4: Hoare triple {28702#true} assume 0 == ~pumpRunning~0; {28702#true} is VALID [2020-07-10 13:41:33,676 INFO L263 TraceCheckUtils]: 5: Hoare triple {28702#true} call #t~ret51 := isHighWaterLevel(); {28702#true} is VALID [2020-07-10 13:41:33,677 INFO L280 TraceCheckUtils]: 6: Hoare triple {28702#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {28702#true} is VALID [2020-07-10 13:41:33,677 INFO L263 TraceCheckUtils]: 7: Hoare triple {28702#true} call #t~ret70 := isHighWaterSensorDry(); {28702#true} is VALID [2020-07-10 13:41:33,677 INFO L280 TraceCheckUtils]: 8: Hoare triple {28702#true} havoc ~retValue_acc~5; {28702#true} is VALID [2020-07-10 13:41:33,678 INFO L280 TraceCheckUtils]: 9: Hoare triple {28702#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-10 13:41:33,679 INFO L280 TraceCheckUtils]: 10: Hoare triple {28800#(= 1 |isHighWaterSensorDry_#res|)} assume true; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-10 13:41:33,679 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {28800#(= 1 |isHighWaterSensorDry_#res|)} {28702#true} #484#return; {28798#(= 1 |isHighWaterLevel_#t~ret70|)} is VALID [2020-07-10 13:41:33,680 INFO L280 TraceCheckUtils]: 12: Hoare triple {28798#(= 1 |isHighWaterLevel_#t~ret70|)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {28799#(= 1 isHighWaterLevel_~tmp~7)} is VALID [2020-07-10 13:41:33,681 INFO L280 TraceCheckUtils]: 13: Hoare triple {28799#(= 1 isHighWaterLevel_~tmp~7)} assume !(0 != ~tmp~7);~tmp___0~2 := 1; {28703#false} is VALID [2020-07-10 13:41:33,682 INFO L280 TraceCheckUtils]: 14: Hoare triple {28703#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {28703#false} is VALID [2020-07-10 13:41:33,682 INFO L280 TraceCheckUtils]: 15: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-10 13:41:33,682 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {28703#false} {28702#true} #496#return; {28703#false} is VALID [2020-07-10 13:41:33,682 INFO L280 TraceCheckUtils]: 17: Hoare triple {28703#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {28703#false} is VALID [2020-07-10 13:41:33,682 INFO L280 TraceCheckUtils]: 18: Hoare triple {28703#false} assume 0 != ~tmp~5; {28703#false} is VALID [2020-07-10 13:41:33,683 INFO L263 TraceCheckUtils]: 19: Hoare triple {28703#false} call activatePump(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:41:33,683 INFO L280 TraceCheckUtils]: 20: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {28702#true} is VALID [2020-07-10 13:41:33,683 INFO L280 TraceCheckUtils]: 21: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,683 INFO L275 TraceCheckUtils]: 22: Hoare quadruple {28702#true} {28703#false} #498#return; {28703#false} is VALID [2020-07-10 13:41:33,684 INFO L280 TraceCheckUtils]: 23: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-10 13:41:33,684 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {28703#false} {28702#true} #472#return; {28703#false} is VALID [2020-07-10 13:41:33,684 INFO L280 TraceCheckUtils]: 25: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-10 13:41:33,684 INFO L275 TraceCheckUtils]: 26: Hoare quadruple {28703#false} {28702#true} #488#return; {28703#false} is VALID [2020-07-10 13:41:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:41:33,692 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {28702#true} is VALID [2020-07-10 13:41:33,693 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,693 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28702#true} {28703#false} #518#return; {28703#false} is VALID [2020-07-10 13:41:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:41:33,696 INFO L280 TraceCheckUtils]: 0: Hoare triple {28702#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {28702#true} is VALID [2020-07-10 13:41:33,697 INFO L280 TraceCheckUtils]: 1: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,697 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {28702#true} {28703#false} #520#return; {28703#false} is VALID [2020-07-10 13:41:33,701 INFO L263 TraceCheckUtils]: 0: Hoare triple {28702#true} call ULTIMATE.init(); {28754#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-10 13:41:33,701 INFO L280 TraceCheckUtils]: 1: Hoare triple {28754#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(13);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string40.base, #t~string40.offset, 1);call write~init~int(77, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(101, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(116, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(104, #t~string40.base, 4 + #t~string40.offset, 1);call write~init~int(58, #t~string40.base, 5 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 6 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string42.base, #t~string42.offset, 1);call write~init~int(82, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(73, #t~string42.base, 2 + #t~string42.offset, 1);call write~init~int(84, #t~string42.base, 3 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 4 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string44.base, #t~string44.offset, 1);call write~init~int(75, #t~string44.base, 1 + #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 2 + #t~string44.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string46.base, #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 1 + #t~string46.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(13);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(110, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 2 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string59.base, #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(102, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string61.base, #t~string61.offset, 1);call write~init~int(80, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(117, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(109, #t~string61.base, 3 + #t~string61.offset, 1);call write~init~int(112, #t~string61.base, 4 + #t~string61.offset, 1);call write~init~int(58, #t~string61.base, 5 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 6 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(110, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 2 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string65.base, #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(102, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string67.base, #t~string67.offset, 1);call write~init~int(32, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string69.base, #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 1 + #t~string69.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {28702#true} is VALID [2020-07-10 13:41:33,701 INFO L280 TraceCheckUtils]: 2: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,702 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {28702#true} {28702#true} #514#return; {28702#true} is VALID [2020-07-10 13:41:33,702 INFO L263 TraceCheckUtils]: 4: Hoare triple {28702#true} call #t~ret73 := main(); {28702#true} is VALID [2020-07-10 13:41:33,702 INFO L280 TraceCheckUtils]: 5: Hoare triple {28702#true} havoc ~retValue_acc~11;havoc ~tmp~8; {28702#true} is VALID [2020-07-10 13:41:33,702 INFO L263 TraceCheckUtils]: 6: Hoare triple {28702#true} call select_helpers(); {28702#true} is VALID [2020-07-10 13:41:33,702 INFO L280 TraceCheckUtils]: 7: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,703 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {28702#true} {28702#true} #424#return; {28702#true} is VALID [2020-07-10 13:41:33,703 INFO L263 TraceCheckUtils]: 9: Hoare triple {28702#true} call select_features(); {28702#true} is VALID [2020-07-10 13:41:33,703 INFO L280 TraceCheckUtils]: 10: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,703 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {28702#true} {28702#true} #426#return; {28702#true} is VALID [2020-07-10 13:41:33,704 INFO L263 TraceCheckUtils]: 12: Hoare triple {28702#true} call #t~ret72 := valid_product(); {28702#true} is VALID [2020-07-10 13:41:33,705 INFO L280 TraceCheckUtils]: 13: Hoare triple {28702#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {28755#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:41:33,705 INFO L280 TraceCheckUtils]: 14: Hoare triple {28755#(= 1 |valid_product_#res|)} assume true; {28755#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:41:33,706 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {28755#(= 1 |valid_product_#res|)} {28702#true} #428#return; {28714#(= |main_#t~ret72| 1)} is VALID [2020-07-10 13:41:33,707 INFO L280 TraceCheckUtils]: 16: Hoare triple {28714#(= |main_#t~ret72| 1)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {28715#(= 1 main_~tmp~8)} is VALID [2020-07-10 13:41:33,707 INFO L280 TraceCheckUtils]: 17: Hoare triple {28715#(= 1 main_~tmp~8)} assume 0 != ~tmp~8; {28702#true} is VALID [2020-07-10 13:41:33,707 INFO L263 TraceCheckUtils]: 18: Hoare triple {28702#true} call setup(); {28702#true} is VALID [2020-07-10 13:41:33,707 INFO L280 TraceCheckUtils]: 19: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,708 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {28702#true} {28702#true} #430#return; {28702#true} is VALID [2020-07-10 13:41:33,708 INFO L263 TraceCheckUtils]: 21: Hoare triple {28702#true} call runTest(); {28702#true} is VALID [2020-07-10 13:41:33,708 INFO L263 TraceCheckUtils]: 22: Hoare triple {28702#true} call test(); {28702#true} is VALID [2020-07-10 13:41:33,708 INFO L280 TraceCheckUtils]: 23: Hoare triple {28702#true} havoc ~splverifierCounter~0;havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {28702#true} is VALID [2020-07-10 13:41:33,708 INFO L280 TraceCheckUtils]: 24: Hoare triple {28702#true} assume !false; {28702#true} is VALID [2020-07-10 13:41:33,709 INFO L280 TraceCheckUtils]: 25: Hoare triple {28702#true} assume ~splverifierCounter~0 < 4; {28702#true} is VALID [2020-07-10 13:41:33,709 INFO L280 TraceCheckUtils]: 26: Hoare triple {28702#true} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp~4 := #t~nondet47;havoc #t~nondet47; {28702#true} is VALID [2020-07-10 13:41:33,709 INFO L280 TraceCheckUtils]: 27: Hoare triple {28702#true} assume !(0 != ~tmp~4); {28702#true} is VALID [2020-07-10 13:41:33,709 INFO L280 TraceCheckUtils]: 28: Hoare triple {28702#true} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___0~1 := #t~nondet48;havoc #t~nondet48; {28702#true} is VALID [2020-07-10 13:41:33,709 INFO L280 TraceCheckUtils]: 29: Hoare triple {28702#true} assume 0 != ~tmp___0~1; {28702#true} is VALID [2020-07-10 13:41:33,710 INFO L263 TraceCheckUtils]: 30: Hoare triple {28702#true} call changeMethaneLevel(); {28756#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} is VALID [2020-07-10 13:41:33,710 INFO L280 TraceCheckUtils]: 31: Hoare triple {28756#(= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {28702#true} is VALID [2020-07-10 13:41:33,710 INFO L280 TraceCheckUtils]: 32: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,711 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {28702#true} {28702#true} #476#return; {28702#true} is VALID [2020-07-10 13:41:33,711 INFO L280 TraceCheckUtils]: 34: Hoare triple {28702#true} assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___2~0 := #t~nondet49;havoc #t~nondet49; {28702#true} is VALID [2020-07-10 13:41:33,711 INFO L280 TraceCheckUtils]: 35: Hoare triple {28702#true} assume 0 != ~tmp___2~0; {28702#true} is VALID [2020-07-10 13:41:33,711 INFO L263 TraceCheckUtils]: 36: Hoare triple {28702#true} call timeShift(); {28702#true} is VALID [2020-07-10 13:41:33,711 INFO L280 TraceCheckUtils]: 37: Hoare triple {28702#true} assume !(0 != ~pumpRunning~0); {28702#true} is VALID [2020-07-10 13:41:33,711 INFO L280 TraceCheckUtils]: 38: Hoare triple {28702#true} assume 0 != ~systemActive~0; {28702#true} is VALID [2020-07-10 13:41:33,712 INFO L263 TraceCheckUtils]: 39: Hoare triple {28702#true} call processEnvironment(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:41:33,713 INFO L280 TraceCheckUtils]: 40: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~6; {28702#true} is VALID [2020-07-10 13:41:33,713 INFO L280 TraceCheckUtils]: 41: Hoare triple {28702#true} assume !(0 != ~pumpRunning~0); {28702#true} is VALID [2020-07-10 13:41:33,713 INFO L263 TraceCheckUtils]: 42: Hoare triple {28702#true} call processEnvironment__wrappee__highWaterSensor(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:41:33,714 INFO L280 TraceCheckUtils]: 43: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~5; {28702#true} is VALID [2020-07-10 13:41:33,714 INFO L280 TraceCheckUtils]: 44: Hoare triple {28702#true} assume 0 == ~pumpRunning~0; {28702#true} is VALID [2020-07-10 13:41:33,714 INFO L263 TraceCheckUtils]: 45: Hoare triple {28702#true} call #t~ret51 := isHighWaterLevel(); {28702#true} is VALID [2020-07-10 13:41:33,714 INFO L280 TraceCheckUtils]: 46: Hoare triple {28702#true} havoc ~retValue_acc~8;havoc ~tmp~7;havoc ~tmp___0~2; {28702#true} is VALID [2020-07-10 13:41:33,715 INFO L263 TraceCheckUtils]: 47: Hoare triple {28702#true} call #t~ret70 := isHighWaterSensorDry(); {28702#true} is VALID [2020-07-10 13:41:33,715 INFO L280 TraceCheckUtils]: 48: Hoare triple {28702#true} havoc ~retValue_acc~5; {28702#true} is VALID [2020-07-10 13:41:33,716 INFO L280 TraceCheckUtils]: 49: Hoare triple {28702#true} assume ~waterLevel~0 < 2;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-10 13:41:33,716 INFO L280 TraceCheckUtils]: 50: Hoare triple {28800#(= 1 |isHighWaterSensorDry_#res|)} assume true; {28800#(= 1 |isHighWaterSensorDry_#res|)} is VALID [2020-07-10 13:41:33,717 INFO L275 TraceCheckUtils]: 51: Hoare quadruple {28800#(= 1 |isHighWaterSensorDry_#res|)} {28702#true} #484#return; {28798#(= 1 |isHighWaterLevel_#t~ret70|)} is VALID [2020-07-10 13:41:33,718 INFO L280 TraceCheckUtils]: 52: Hoare triple {28798#(= 1 |isHighWaterLevel_#t~ret70|)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {28799#(= 1 isHighWaterLevel_~tmp~7)} is VALID [2020-07-10 13:41:33,718 INFO L280 TraceCheckUtils]: 53: Hoare triple {28799#(= 1 isHighWaterLevel_~tmp~7)} assume !(0 != ~tmp~7);~tmp___0~2 := 1; {28703#false} is VALID [2020-07-10 13:41:33,719 INFO L280 TraceCheckUtils]: 54: Hoare triple {28703#false} ~retValue_acc~8 := ~tmp___0~2;#res := ~retValue_acc~8; {28703#false} is VALID [2020-07-10 13:41:33,719 INFO L280 TraceCheckUtils]: 55: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-10 13:41:33,719 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {28703#false} {28702#true} #496#return; {28703#false} is VALID [2020-07-10 13:41:33,719 INFO L280 TraceCheckUtils]: 57: Hoare triple {28703#false} assume -2147483648 <= #t~ret51 && #t~ret51 <= 2147483647;~tmp~5 := #t~ret51;havoc #t~ret51; {28703#false} is VALID [2020-07-10 13:41:33,719 INFO L280 TraceCheckUtils]: 58: Hoare triple {28703#false} assume 0 != ~tmp~5; {28703#false} is VALID [2020-07-10 13:41:33,719 INFO L263 TraceCheckUtils]: 59: Hoare triple {28703#false} call activatePump(); {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-10 13:41:33,720 INFO L280 TraceCheckUtils]: 60: Hoare triple {28757#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} ~pumpRunning~0 := 1; {28702#true} is VALID [2020-07-10 13:41:33,720 INFO L280 TraceCheckUtils]: 61: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,720 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {28702#true} {28703#false} #498#return; {28703#false} is VALID [2020-07-10 13:41:33,720 INFO L280 TraceCheckUtils]: 63: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-10 13:41:33,720 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {28703#false} {28702#true} #472#return; {28703#false} is VALID [2020-07-10 13:41:33,721 INFO L280 TraceCheckUtils]: 65: Hoare triple {28703#false} assume true; {28703#false} is VALID [2020-07-10 13:41:33,721 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {28703#false} {28702#true} #488#return; {28703#false} is VALID [2020-07-10 13:41:33,721 INFO L263 TraceCheckUtils]: 67: Hoare triple {28703#false} call __utac_acc__Specification1_spec__1(); {28703#false} is VALID [2020-07-10 13:41:33,721 INFO L280 TraceCheckUtils]: 68: Hoare triple {28703#false} havoc ~tmp~3;havoc ~tmp___0~0; {28703#false} is VALID [2020-07-10 13:41:33,722 INFO L263 TraceCheckUtils]: 69: Hoare triple {28703#false} call #t~ret35 := isMethaneLevelCritical(); {28702#true} is VALID [2020-07-10 13:41:33,722 INFO L280 TraceCheckUtils]: 70: Hoare triple {28702#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {28702#true} is VALID [2020-07-10 13:41:33,722 INFO L280 TraceCheckUtils]: 71: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,722 INFO L275 TraceCheckUtils]: 72: Hoare quadruple {28702#true} {28703#false} #518#return; {28703#false} is VALID [2020-07-10 13:41:33,723 INFO L280 TraceCheckUtils]: 73: Hoare triple {28703#false} assume -2147483648 <= #t~ret35 && #t~ret35 <= 2147483647;~tmp~3 := #t~ret35;havoc #t~ret35; {28703#false} is VALID [2020-07-10 13:41:33,723 INFO L280 TraceCheckUtils]: 74: Hoare triple {28703#false} assume 0 != ~tmp~3; {28703#false} is VALID [2020-07-10 13:41:33,723 INFO L263 TraceCheckUtils]: 75: Hoare triple {28703#false} call #t~ret36 := isPumpRunning(); {28702#true} is VALID [2020-07-10 13:41:33,723 INFO L280 TraceCheckUtils]: 76: Hoare triple {28702#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {28702#true} is VALID [2020-07-10 13:41:33,724 INFO L280 TraceCheckUtils]: 77: Hoare triple {28702#true} assume true; {28702#true} is VALID [2020-07-10 13:41:33,724 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {28702#true} {28703#false} #520#return; {28703#false} is VALID [2020-07-10 13:41:33,724 INFO L280 TraceCheckUtils]: 79: Hoare triple {28703#false} assume -2147483648 <= #t~ret36 && #t~ret36 <= 2147483647;~tmp___0~0 := #t~ret36;havoc #t~ret36; {28703#false} is VALID [2020-07-10 13:41:33,724 INFO L280 TraceCheckUtils]: 80: Hoare triple {28703#false} assume 0 != ~tmp___0~0; {28703#false} is VALID [2020-07-10 13:41:33,724 INFO L263 TraceCheckUtils]: 81: Hoare triple {28703#false} call __automaton_fail(); {28703#false} is VALID [2020-07-10 13:41:33,724 INFO L280 TraceCheckUtils]: 82: Hoare triple {28703#false} assume !false; {28703#false} is VALID [2020-07-10 13:41:33,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:41:33,734 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174096206] [2020-07-10 13:41:33,734 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:41:33,734 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-10 13:41:33,734 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587197860] [2020-07-10 13:41:33,735 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 83 [2020-07-10 13:41:33,735 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:41:33,735 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-10 13:41:33,833 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 83 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:41:33,833 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-10 13:41:33,833 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:41:33,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-10 13:41:33,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-10 13:41:33,834 INFO L87 Difference]: Start difference. First operand 1299 states and 1586 transitions. Second operand 11 states. [2020-07-10 13:41:35,680 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:41:36,095 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:41:36,420 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:41:41,304 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:41:42,155 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:41:42,654 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:41:57,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:41:57,471 INFO L93 Difference]: Finished difference Result 2592 states and 3413 transitions. [2020-07-10 13:41:57,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-10 13:41:57,471 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 83 [2020-07-10 13:41:57,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:41:57,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-10 13:41:57,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 391 transitions. [2020-07-10 13:41:57,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-10 13:41:57,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 391 transitions. [2020-07-10 13:41:57,477 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 391 transitions. [2020-07-10 13:41:58,806 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 391 edges. 391 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:41:58,930 INFO L225 Difference]: With dead ends: 2592 [2020-07-10 13:41:58,930 INFO L226 Difference]: Without dead ends: 1317 [2020-07-10 13:41:58,934 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-07-10 13:41:58,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1317 states. [2020-07-10 13:42:07,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1317 to 1073. [2020-07-10 13:42:07,905 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:42:07,905 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1317 states. Second operand 1073 states. [2020-07-10 13:42:07,905 INFO L74 IsIncluded]: Start isIncluded. First operand 1317 states. Second operand 1073 states. [2020-07-10 13:42:07,905 INFO L87 Difference]: Start difference. First operand 1317 states. Second operand 1073 states. [2020-07-10 13:42:07,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:42:07,976 INFO L93 Difference]: Finished difference Result 1317 states and 1707 transitions. [2020-07-10 13:42:07,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1707 transitions. [2020-07-10 13:42:07,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:42:07,978 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:42:07,979 INFO L74 IsIncluded]: Start isIncluded. First operand 1073 states. Second operand 1317 states. [2020-07-10 13:42:07,979 INFO L87 Difference]: Start difference. First operand 1073 states. Second operand 1317 states. [2020-07-10 13:42:08,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:42:08,054 INFO L93 Difference]: Finished difference Result 1317 states and 1707 transitions. [2020-07-10 13:42:08,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1707 transitions. [2020-07-10 13:42:08,057 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:42:08,057 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:42:08,057 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:42:08,057 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:42:08,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1073 states. [2020-07-10 13:42:08,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 1073 states and 1282 transitions. [2020-07-10 13:42:08,114 INFO L78 Accepts]: Start accepts. Automaton has 1073 states and 1282 transitions. Word has length 83 [2020-07-10 13:42:08,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:42:08,114 INFO L479 AbstractCegarLoop]: Abstraction has 1073 states and 1282 transitions. [2020-07-10 13:42:08,114 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-10 13:42:08,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1282 transitions. [2020-07-10 13:42:08,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-07-10 13:42:08,116 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:42:08,117 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 13:42:08,117 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-10 13:42:08,117 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:42:08,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:42:08,117 INFO L82 PathProgramCache]: Analyzing trace with hash 1146127589, now seen corresponding path program 1 times [2020-07-10 13:42:08,118 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:42:08,118 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025078841] [2020-07-10 13:42:08,118 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:42:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 13:42:08,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 13:42:08,297 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 13:42:08,297 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 13:42:08,298 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-10 13:42:08,456 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-10 13:42:08,456 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-10 13:42:08,456 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-10 13:42:08,457 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-10 13:42:08,457 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 13:42:08,457 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 13:42:08,457 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 13:42:08,457 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 13:42:08,457 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 13:42:08,457 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-10 13:42:08,457 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-10 13:42:08,457 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-10 13:42:08,457 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-10 13:42:08,458 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-10 13:42:08,458 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 13:42:08,458 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 13:42:08,458 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-10 13:42:08,458 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-10 13:42:08,458 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-10 13:42:08,458 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-10 13:42:08,458 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-10 13:42:08,458 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-10 13:42:08,459 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-10 13:42:08,459 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-10 13:42:08,459 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-10 13:42:08,459 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-10 13:42:08,459 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-10 13:42:08,459 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-10 13:42:08,459 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-10 13:42:08,459 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 13:42:08,459 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 13:42:08,459 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-10 13:42:08,460 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-10 13:42:08,460 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-10 13:42:08,460 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 13:42:08,460 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 13:42:08,460 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-10 13:42:08,460 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 13:42:08,460 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 13:42:08,460 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 13:42:08,460 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 13:42:08,461 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-10 13:42:08,461 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorENTRY has no Hoare annotation [2020-07-10 13:42:08,461 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 13:42:08,461 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 13:42:08,461 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 13:42:08,461 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 13:42:08,461 WARN L170 areAnnotationChecker]: __utac_acc__Specification1_spec__1ENTRY has no Hoare annotation [2020-07-10 13:42:08,461 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-10 13:42:08,462 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-10 13:42:08,462 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-10 13:42:08,462 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-10 13:42:08,462 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-10 13:42:08,462 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-10 13:42:08,462 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-10 13:42:08,462 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-10 13:42:08,462 WARN L170 areAnnotationChecker]: L926 has no Hoare annotation [2020-07-10 13:42:08,462 WARN L170 areAnnotationChecker]: L926 has no Hoare annotation [2020-07-10 13:42:08,462 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-10 13:42:08,463 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-10 13:42:08,463 WARN L170 areAnnotationChecker]: L800 has no Hoare annotation [2020-07-10 13:42:08,463 WARN L170 areAnnotationChecker]: L800 has no Hoare annotation [2020-07-10 13:42:08,463 WARN L170 areAnnotationChecker]: L798 has no Hoare annotation [2020-07-10 13:42:08,463 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-10 13:42:08,463 WARN L170 areAnnotationChecker]: L746 has no Hoare annotation [2020-07-10 13:42:08,463 WARN L170 areAnnotationChecker]: L746 has no Hoare annotation [2020-07-10 13:42:08,463 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-10 13:42:08,463 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-10 13:42:08,463 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-10 13:42:08,464 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-10 13:42:08,464 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-10 13:42:08,464 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-10 13:42:08,464 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-10 13:42:08,464 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-10 13:42:08,464 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-10 13:42:08,464 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-10 13:42:08,464 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-10 13:42:08,464 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-10 13:42:08,465 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 13:42:08,465 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 13:42:08,465 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-10 13:42:08,465 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-10 13:42:08,465 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-10 13:42:08,465 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-10 13:42:08,465 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-10 13:42:08,465 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 13:42:08,465 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-10 13:42:08,466 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-10 13:42:08,466 WARN L170 areAnnotationChecker]: L505 has no Hoare annotation [2020-07-10 13:42:08,466 WARN L170 areAnnotationChecker]: L505 has no Hoare annotation [2020-07-10 13:42:08,466 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-10 13:42:08,466 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-10 13:42:08,466 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-10 13:42:08,466 WARN L170 areAnnotationChecker]: L480-1 has no Hoare annotation [2020-07-10 13:42:08,466 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-10 13:42:08,466 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-10 13:42:08,466 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-10 13:42:08,467 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-10 13:42:08,467 WARN L170 areAnnotationChecker]: L626 has no Hoare annotation [2020-07-10 13:42:08,467 WARN L170 areAnnotationChecker]: L626 has no Hoare annotation [2020-07-10 13:42:08,467 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-10 13:42:08,467 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-10 13:42:08,467 WARN L170 areAnnotationChecker]: L855 has no Hoare annotation [2020-07-10 13:42:08,467 WARN L170 areAnnotationChecker]: L855 has no Hoare annotation [2020-07-10 13:42:08,467 WARN L170 areAnnotationChecker]: L456-1 has no Hoare annotation [2020-07-10 13:42:08,467 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 13:42:08,467 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 13:42:08,468 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-10 13:42:08,468 WARN L170 areAnnotationChecker]: L656 has no Hoare annotation [2020-07-10 13:42:08,468 WARN L170 areAnnotationChecker]: L656 has no Hoare annotation [2020-07-10 13:42:08,468 WARN L170 areAnnotationChecker]: L468-1 has no Hoare annotation [2020-07-10 13:42:08,468 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-10 13:42:08,468 WARN L170 areAnnotationChecker]: L415 has no Hoare annotation [2020-07-10 13:42:08,468 WARN L170 areAnnotationChecker]: L415 has no Hoare annotation [2020-07-10 13:42:08,468 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-10 13:42:08,468 WARN L170 areAnnotationChecker]: L118 has no Hoare annotation [2020-07-10 13:42:08,469 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-10 13:42:08,469 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-10 13:42:08,469 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-10 13:42:08,469 WARN L170 areAnnotationChecker]: L926-1 has no Hoare annotation [2020-07-10 13:42:08,469 WARN L170 areAnnotationChecker]: L926-1 has no Hoare annotation [2020-07-10 13:42:08,469 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-10 13:42:08,469 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-10 13:42:08,469 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-10 13:42:08,469 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-10 13:42:08,470 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-10 13:42:08,470 WARN L170 areAnnotationChecker]: L746-2 has no Hoare annotation [2020-07-10 13:42:08,470 WARN L170 areAnnotationChecker]: L927 has no Hoare annotation [2020-07-10 13:42:08,470 WARN L170 areAnnotationChecker]: L927 has no Hoare annotation [2020-07-10 13:42:08,470 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-10 13:42:08,470 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-10 13:42:08,470 WARN L170 areAnnotationChecker]: L373-1 has no Hoare annotation [2020-07-10 13:42:08,470 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-10 13:42:08,470 WARN L170 areAnnotationChecker]: L724-1 has no Hoare annotation [2020-07-10 13:42:08,470 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 13:42:08,471 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 13:42:08,471 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-10 13:42:08,471 WARN L170 areAnnotationChecker]: L684 has no Hoare annotation [2020-07-10 13:42:08,471 WARN L170 areAnnotationChecker]: L684 has no Hoare annotation [2020-07-10 13:42:08,471 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-10 13:42:08,471 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-10 13:42:08,471 WARN L170 areAnnotationChecker]: L671-1 has no Hoare annotation [2020-07-10 13:42:08,471 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-10 13:42:08,471 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-10 13:42:08,471 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-10 13:42:08,471 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-10 13:42:08,472 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-10 13:42:08,472 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-10 13:42:08,472 WARN L170 areAnnotationChecker]: L327-1 has no Hoare annotation [2020-07-10 13:42:08,472 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 13:42:08,472 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-10 13:42:08,472 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-10 13:42:08,472 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-10 13:42:08,472 WARN L170 areAnnotationChecker]: L505-2 has no Hoare annotation [2020-07-10 13:42:08,472 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-10 13:42:08,473 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-10 13:42:08,473 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 13:42:08,473 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 13:42:08,473 WARN L170 areAnnotationChecker]: L782-1 has no Hoare annotation [2020-07-10 13:42:08,473 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 13:42:08,473 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 13:42:08,473 WARN L170 areAnnotationChecker]: L633 has no Hoare annotation [2020-07-10 13:42:08,473 WARN L170 areAnnotationChecker]: L633 has no Hoare annotation [2020-07-10 13:42:08,473 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-10 13:42:08,474 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-10 13:42:08,474 WARN L170 areAnnotationChecker]: L855-1 has no Hoare annotation [2020-07-10 13:42:08,474 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-10 13:42:08,474 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 13:42:08,474 WARN L170 areAnnotationChecker]: L932-1 has no Hoare annotation [2020-07-10 13:42:08,474 WARN L170 areAnnotationChecker]: L932-1 has no Hoare annotation [2020-07-10 13:42:08,474 WARN L170 areAnnotationChecker]: L658 has no Hoare annotation [2020-07-10 13:42:08,474 WARN L170 areAnnotationChecker]: L658 has no Hoare annotation [2020-07-10 13:42:08,474 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-10 13:42:08,475 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-10 13:42:08,475 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 13:42:08,475 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 13:42:08,475 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-10 13:42:08,475 WARN L170 areAnnotationChecker]: L415-1 has no Hoare annotation [2020-07-10 13:42:08,475 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-10 13:42:08,475 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-10 13:42:08,475 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-10 13:42:08,475 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-10 13:42:08,476 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-10 13:42:08,476 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-10 13:42:08,476 WARN L170 areAnnotationChecker]: L928 has no Hoare annotation [2020-07-10 13:42:08,476 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-10 13:42:08,476 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-10 13:42:08,476 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-10 13:42:08,476 WARN L170 areAnnotationChecker]: L419-1 has no Hoare annotation [2020-07-10 13:42:08,476 WARN L170 areAnnotationChecker]: L758 has no Hoare annotation [2020-07-10 13:42:08,476 WARN L170 areAnnotationChecker]: L758 has no Hoare annotation [2020-07-10 13:42:08,477 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-10 13:42:08,477 WARN L170 areAnnotationChecker]: L930-1 has no Hoare annotation [2020-07-10 13:42:08,477 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-10 13:42:08,477 WARN L170 areAnnotationChecker]: L697-1 has no Hoare annotation [2020-07-10 13:42:08,477 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-10 13:42:08,477 WARN L170 areAnnotationChecker]: L684-1 has no Hoare annotation [2020-07-10 13:42:08,477 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-10 13:42:08,477 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-10 13:42:08,477 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-10 13:42:08,477 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-10 13:42:08,478 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-10 13:42:08,478 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-10 13:42:08,478 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-10 13:42:08,478 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-10 13:42:08,478 WARN L170 areAnnotationChecker]: L193-1 has no Hoare annotation [2020-07-10 13:42:08,478 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-10 13:42:08,478 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-10 13:42:08,478 WARN L170 areAnnotationChecker]: L577-1 has no Hoare annotation [2020-07-10 13:42:08,478 WARN L170 areAnnotationChecker]: L784 has no Hoare annotation [2020-07-10 13:42:08,479 WARN L170 areAnnotationChecker]: L784 has no Hoare annotation [2020-07-10 13:42:08,479 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-10 13:42:08,479 WARN L170 areAnnotationChecker]: L859-2 has no Hoare annotation [2020-07-10 13:42:08,479 WARN L170 areAnnotationChecker]: L859-2 has no Hoare annotation [2020-07-10 13:42:08,479 WARN L170 areAnnotationChecker]: L859-2 has no Hoare annotation [2020-07-10 13:42:08,479 WARN L170 areAnnotationChecker]: L658-1 has no Hoare annotation [2020-07-10 13:42:08,479 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-10 13:42:08,479 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-10 13:42:08,479 WARN L170 areAnnotationChecker]: L567-1 has no Hoare annotation [2020-07-10 13:42:08,480 WARN L170 areAnnotationChecker]: L417-1 has no Hoare annotation [2020-07-10 13:42:08,480 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-10 13:42:08,480 WARN L170 areAnnotationChecker]: L417 has no Hoare annotation [2020-07-10 13:42:08,480 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-10 13:42:08,480 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-10 13:42:08,480 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 13:42:08,480 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 13:42:08,480 WARN L170 areAnnotationChecker]: L180-1 has no Hoare annotation [2020-07-10 13:42:08,480 WARN L170 areAnnotationChecker]: L930 has no Hoare annotation [2020-07-10 13:42:08,481 WARN L170 areAnnotationChecker]: L930 has no Hoare annotation [2020-07-10 13:42:08,481 WARN L170 areAnnotationChecker]: L887 has no Hoare annotation [2020-07-10 13:42:08,481 WARN L170 areAnnotationChecker]: L887 has no Hoare annotation [2020-07-10 13:42:08,481 WARN L170 areAnnotationChecker]: L593-1 has no Hoare annotation [2020-07-10 13:42:08,481 WARN L170 areAnnotationChecker]: L593-1 has no Hoare annotation [2020-07-10 13:42:08,481 WARN L170 areAnnotationChecker]: L421 has no Hoare annotation [2020-07-10 13:42:08,481 WARN L170 areAnnotationChecker]: L421 has no Hoare annotation [2020-07-10 13:42:08,481 WARN L170 areAnnotationChecker]: L758-2 has no Hoare annotation [2020-07-10 13:42:08,481 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 13:42:08,482 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-10 13:42:08,482 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-10 13:42:08,482 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-10 13:42:08,482 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-10 13:42:08,482 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-10 13:42:08,482 WARN L170 areAnnotationChecker]: L567 has no Hoare annotation [2020-07-10 13:42:08,482 WARN L170 areAnnotationChecker]: L567 has no Hoare annotation [2020-07-10 13:42:08,482 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-10 13:42:08,482 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-10 13:42:08,483 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-10 13:42:08,483 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-10 13:42:08,483 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-10 13:42:08,483 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-10 13:42:08,483 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-10 13:42:08,483 WARN L170 areAnnotationChecker]: L895 has no Hoare annotation [2020-07-10 13:42:08,483 WARN L170 areAnnotationChecker]: L587 has no Hoare annotation [2020-07-10 13:42:08,483 WARN L170 areAnnotationChecker]: L587 has no Hoare annotation [2020-07-10 13:42:08,483 WARN L170 areAnnotationChecker]: L784-2 has no Hoare annotation [2020-07-10 13:42:08,484 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:42:08,484 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:42:08,484 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:42:08,484 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:42:08,484 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:42:08,484 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:42:08,484 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:42:08,484 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:42:08,484 WARN L170 areAnnotationChecker]: L874 has no Hoare annotation [2020-07-10 13:42:08,484 WARN L170 areAnnotationChecker]: L860 has no Hoare annotation [2020-07-10 13:42:08,485 WARN L170 areAnnotationChecker]: L660 has no Hoare annotation [2020-07-10 13:42:08,485 WARN L170 areAnnotationChecker]: L660 has no Hoare annotation [2020-07-10 13:42:08,485 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-10 13:42:08,485 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-10 13:42:08,485 WARN L170 areAnnotationChecker]: L577 has no Hoare annotation [2020-07-10 13:42:08,485 WARN L170 areAnnotationChecker]: L577 has no Hoare annotation [2020-07-10 13:42:08,485 WARN L170 areAnnotationChecker]: __utac_acc__Specification1_spec__1EXIT has no Hoare annotation [2020-07-10 13:42:08,485 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-10 13:42:08,485 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-10 13:42:08,486 WARN L170 areAnnotationChecker]: L275-1 has no Hoare annotation [2020-07-10 13:42:08,486 WARN L170 areAnnotationChecker]: L291-1 has no Hoare annotation [2020-07-10 13:42:08,486 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-10 13:42:08,486 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-10 13:42:08,486 WARN L170 areAnnotationChecker]: L932 has no Hoare annotation [2020-07-10 13:42:08,486 WARN L170 areAnnotationChecker]: L932 has no Hoare annotation [2020-07-10 13:42:08,486 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-10 13:42:08,486 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-10 13:42:08,486 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-10 13:42:08,486 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-10 13:42:08,487 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-10 13:42:08,487 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-10 13:42:08,487 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 13:42:08,487 WARN L170 areAnnotationChecker]: L688 has no Hoare annotation [2020-07-10 13:42:08,487 WARN L170 areAnnotationChecker]: L688 has no Hoare annotation [2020-07-10 13:42:08,487 WARN L170 areAnnotationChecker]: L692 has no Hoare annotation [2020-07-10 13:42:08,487 WARN L170 areAnnotationChecker]: L692 has no Hoare annotation [2020-07-10 13:42:08,487 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-10 13:42:08,487 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-10 13:42:08,487 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-10 13:42:08,488 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-10 13:42:08,488 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-10 13:42:08,488 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-10 13:42:08,488 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-10 13:42:08,488 WARN L170 areAnnotationChecker]: L769-1 has no Hoare annotation [2020-07-10 13:42:08,488 WARN L170 areAnnotationChecker]: L896 has no Hoare annotation [2020-07-10 13:42:08,488 WARN L170 areAnnotationChecker]: L896 has no Hoare annotation [2020-07-10 13:42:08,488 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-10 13:42:08,488 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-10 13:42:08,488 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-10 13:42:08,488 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-10 13:42:08,489 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-10 13:42:08,489 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-10 13:42:08,489 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 13:42:08,489 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 13:42:08,489 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-10 13:42:08,489 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-10 13:42:08,489 WARN L170 areAnnotationChecker]: L662 has no Hoare annotation [2020-07-10 13:42:08,489 WARN L170 areAnnotationChecker]: L662 has no Hoare annotation [2020-07-10 13:42:08,489 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-10 13:42:08,489 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-10 13:42:08,490 WARN L170 areAnnotationChecker]: L579 has no Hoare annotation [2020-07-10 13:42:08,490 WARN L170 areAnnotationChecker]: L579 has no Hoare annotation [2020-07-10 13:42:08,490 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-10 13:42:08,490 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-10 13:42:08,490 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-10 13:42:08,490 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-10 13:42:08,490 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-10 13:42:08,490 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-10 13:42:08,490 WARN L170 areAnnotationChecker]: L897 has no Hoare annotation [2020-07-10 13:42:08,490 WARN L170 areAnnotationChecker]: L897 has no Hoare annotation [2020-07-10 13:42:08,491 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-10 13:42:08,491 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-10 13:42:08,491 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-10 13:42:08,491 WARN L170 areAnnotationChecker]: L893 has no Hoare annotation [2020-07-10 13:42:08,491 WARN L170 areAnnotationChecker]: L893 has no Hoare annotation [2020-07-10 13:42:08,491 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-10 13:42:08,491 WARN L170 areAnnotationChecker]: L863-1 has no Hoare annotation [2020-07-10 13:42:08,491 WARN L170 areAnnotationChecker]: L863-1 has no Hoare annotation [2020-07-10 13:42:08,491 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-10 13:42:08,491 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-10 13:42:08,491 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:42:08,492 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:42:08,492 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:42:08,492 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:42:08,492 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:42:08,492 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:42:08,492 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:42:08,492 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-10 13:42:08,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 01:42:08 BoogieIcfgContainer [2020-07-10 13:42:08,495 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 13:42:08,497 INFO L168 Benchmark]: Toolchain (without parser) took 215585.06 ms. Allocated memory was 141.0 MB in the beginning and 847.2 MB in the end (delta: 706.2 MB). Free memory was 97.9 MB in the beginning and 581.9 MB in the end (delta: -484.0 MB). Peak memory consumption was 222.3 MB. Max. memory is 7.1 GB. [2020-07-10 13:42:08,498 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 141.0 MB. Free memory was 117.3 MB in the beginning and 117.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-10 13:42:08,498 INFO L168 Benchmark]: CACSL2BoogieTranslator took 787.76 ms. Allocated memory was 141.0 MB in the beginning and 198.7 MB in the end (delta: 57.7 MB). Free memory was 97.7 MB in the beginning and 166.5 MB in the end (delta: -68.7 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2020-07-10 13:42:08,499 INFO L168 Benchmark]: Boogie Preprocessor took 113.44 ms. Allocated memory is still 198.7 MB. Free memory was 165.7 MB in the beginning and 160.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2020-07-10 13:42:08,500 INFO L168 Benchmark]: RCFGBuilder took 1697.96 ms. Allocated memory was 198.7 MB in the beginning and 223.3 MB in the end (delta: 24.6 MB). Free memory was 160.4 MB in the beginning and 88.7 MB in the end (delta: 71.7 MB). Peak memory consumption was 96.3 MB. Max. memory is 7.1 GB. [2020-07-10 13:42:08,500 INFO L168 Benchmark]: TraceAbstraction took 212975.79 ms. Allocated memory was 223.3 MB in the beginning and 847.2 MB in the end (delta: 623.9 MB). Free memory was 88.7 MB in the beginning and 581.9 MB in the end (delta: -493.2 MB). Peak memory consumption was 130.7 MB. Max. memory is 7.1 GB. [2020-07-10 13:42:08,503 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 0.49 ms. Allocated memory is still 141.0 MB. Free memory was 117.3 MB in the beginning and 117.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 787.76 ms. Allocated memory was 141.0 MB in the beginning and 198.7 MB in the end (delta: 57.7 MB). Free memory was 97.7 MB in the beginning and 166.5 MB in the end (delta: -68.7 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.44 ms. Allocated memory is still 198.7 MB. Free memory was 165.7 MB in the beginning and 160.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1697.96 ms. Allocated memory was 198.7 MB in the beginning and 223.3 MB in the end (delta: 24.6 MB). Free memory was 160.4 MB in the beginning and 88.7 MB in the end (delta: 71.7 MB). Peak memory consumption was 96.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 212975.79 ms. Allocated memory was 223.3 MB in the beginning and 847.2 MB in the end (delta: 623.9 MB). Free memory was 88.7 MB in the beginning and 581.9 MB in the end (delta: -493.2 MB). Peak memory consumption was 130.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 439]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L450] int waterLevel = 1; [L451] int methaneLevelCritical = 0; [L617] int pumpRunning = 0; [L618] int systemActive = 1; [L848] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=170, \old(head)=176, \old(head)=161, \old(methaneLevelCritical)=144, \old(pumpRunning)=135, \old(systemActive)=134, \old(waterLevel)=137, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L921] int retValue_acc ; [L922] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L926] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L927] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L928] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L839] int retValue_acc ; [L842] retValue_acc = 1 [L843] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L928] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L928] tmp = valid_product() [L930] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L932] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L933] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L915] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L548] int splverifierCounter ; [L549] int tmp ; [L550] int tmp___0 ; [L551] int tmp___1 ; [L552] int tmp___2 ; [L555] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L557] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L559] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L565] tmp = __VERIFIER_nondet_int() [L567] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L569] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L468] COND TRUE waterLevel < 2 [L469] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L569] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L575] tmp___0 = __VERIFIER_nondet_int() [L577] COND TRUE \read(tmp___0) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, waterLevel=2] [L579] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L480] COND FALSE !(\read(methaneLevelCritical)) [L483] methaneLevelCritical = 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L579] RET changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, waterLevel=2] [L585] tmp___2 = __VERIFIER_nondet_int() [L587] COND TRUE \read(tmp___2) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, tmp___2=-2, waterLevel=2] [L602] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L624] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L631] COND TRUE \read(systemActive) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L633] CALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L679] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L682] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L697] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L653] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L656] COND TRUE ! pumpRunning VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L658] CALL, EXPR isHighWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L776] int retValue_acc ; [L777] int tmp ; [L778] int tmp___0 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L782] CALL, EXPR isHighWaterSensorDry() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L530] int retValue_acc ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L533] COND FALSE !(waterLevel < 2) [L537] retValue_acc = 0 [L538] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L782] RET, EXPR isHighWaterSensorDry() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isHighWaterSensorDry()=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L782] tmp = isHighWaterSensorDry() [L784] COND FALSE !(\read(tmp)) [L787] tmp___0 = 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, tmp=0, tmp___0=1, waterLevel=2] [L789] retValue_acc = tmp___0 [L790] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, retValue_acc=1, systemActive=1, tmp=0, tmp___0=1, waterLevel=2] [L658] RET, EXPR isHighWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isHighWaterLevel()=1, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L658] tmp = isHighWaterLevel() [L660] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, tmp=1, waterLevel=2] [L662] CALL activatePump() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L707] pumpRunning = 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L662] RET activatePump() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, waterLevel=2] [L697] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L633] RET processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L639] CALL __utac_acc__Specification1_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L410] int tmp ; [L411] int tmp___0 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L415] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L489] int retValue_acc ; [L492] retValue_acc = methaneLevelCritical [L493] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=2] [L415] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L415] tmp = isMethaneLevelCritical() [L417] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, waterLevel=2] [L419] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L731] int retValue_acc ; [L734] retValue_acc = pumpRunning [L735] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=2] [L419] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, waterLevel=2] [L419] tmp___0 = isPumpRunning() [L421] COND TRUE \read(tmp___0) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=2] [L423] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L439] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 231 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 212.7s, OverallIterations: 9, TraceHistogramMax: 1, AutomataDifference: 156.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 907 SDtfs, 1869 SDslu, 1172 SDs, 0 SdLazy, 5239 SolverSat, 1234 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 269 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 12.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1299occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 50.5s AutomataMinimizationTime, 8 MinimizatonAttempts, 1431 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 598 NumberOfCodeBlocks, 598 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 503 ConstructedInterpolants, 0 QuantifiedInterpolants, 149760 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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...