/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:18:53,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:18:53,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:18:53,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:18:53,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:18:53,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:18:53,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:18:53,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:18:53,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:18:53,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:18:53,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:18:53,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:18:53,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:18:53,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:18:53,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:18:53,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:18:53,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:18:53,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:18:53,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:18:53,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:18:53,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:18:53,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:18:53,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:18:53,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:18:53,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:18:53,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:18:53,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:18:53,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:18:53,955 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:18:53,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:18:53,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:18:53,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:18:53,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:18:53,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:18:53,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:18:53,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:18:53,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:18:53,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:18:53,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:18:53,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:18:53,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:18:53,964 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 21:18:53,999 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:18:54,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:18:54,003 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:18:54,003 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:18:54,003 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:18:54,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:18:54,003 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:18:54,004 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:18:54,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:18:54,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:18:54,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:18:54,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:18:54,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:18:54,008 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:18:54,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:18:54,008 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:18:54,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:18:54,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:18:54,009 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:18:54,009 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:18:54,009 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:18:54,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:18:54,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:18:54,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:18:54,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:18:54,011 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:18:54,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:18:54,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:18:54,012 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:18:54,012 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:18:54,307 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:18:54,329 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:18:54,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:18:54,334 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:18:54,334 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:18:54,335 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product03.cil.c [2020-07-17 21:18:54,410 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16c9827b2/1fb93c8016d14c0fbcfa4fc0a279ba28/FLAG170c44e80 [2020-07-17 21:18:54,934 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:18:54,935 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product03.cil.c [2020-07-17 21:18:54,948 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16c9827b2/1fb93c8016d14c0fbcfa4fc0a279ba28/FLAG170c44e80 [2020-07-17 21:18:55,211 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16c9827b2/1fb93c8016d14c0fbcfa4fc0a279ba28 [2020-07-17 21:18:55,219 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:18:55,221 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:18:55,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:18:55,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:18:55,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:18:55,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:18:55" (1/1) ... [2020-07-17 21:18:55,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3278738b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:18:55, skipping insertion in model container [2020-07-17 21:18:55,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:18:55" (1/1) ... [2020-07-17 21:18:55,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:18:55,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:18:55,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:18:55,732 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:18:55,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:18:55,854 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:18:55,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:18:55 WrapperNode [2020-07-17 21:18:55,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:18:55,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:18:55,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:18:55,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:18:55,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:18:55" (1/1) ... [2020-07-17 21:18:55,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:18:55" (1/1) ... [2020-07-17 21:18:55,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:18:55" (1/1) ... [2020-07-17 21:18:55,899 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:18:55" (1/1) ... [2020-07-17 21:18:55,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:18:55" (1/1) ... [2020-07-17 21:18:55,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:18:55" (1/1) ... [2020-07-17 21:18:56,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:18:55" (1/1) ... [2020-07-17 21:18:56,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:18:56,019 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:18:56,019 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:18:56,019 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:18:56,020 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:18:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:18:56,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:18:56,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:18:56,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:18:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:18:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:18:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:18:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:18:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:18:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:18:56,086 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:18:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:18:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:18:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:18:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:18:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:18:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:18:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:18:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:18:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:18:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:18:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:18:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:18:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:18:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:18:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:18:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:18:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:18:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:18:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:18:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:18:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:18:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:18:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:18:56,090 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:18:56,091 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:18:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:18:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:18:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:18:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:18:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:18:56,091 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:18:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:18:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:18:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:18:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:18:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:18:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:18:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:18:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:18:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:18:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:18:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:18:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:18:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:18:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:18:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:18:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:18:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:18:56,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:18:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:18:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:18:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:18:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:18:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:18:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:18:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:18:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:18:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:18:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:18:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:18:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:18:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:18:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:18:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:18:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:18:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:18:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:18:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:18:56,097 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:18:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:18:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:18:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:18:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:18:56,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:18:57,793 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:18:57,793 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:18:57,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:18:57 BoogieIcfgContainer [2020-07-17 21:18:57,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:18:57,800 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:18:57,800 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:18:57,804 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:18:57,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:18:55" (1/3) ... [2020-07-17 21:18:57,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66957e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:18:57, skipping insertion in model container [2020-07-17 21:18:57,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:18:55" (2/3) ... [2020-07-17 21:18:57,806 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66957e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:18:57, skipping insertion in model container [2020-07-17 21:18:57,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:18:57" (3/3) ... [2020-07-17 21:18:57,808 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product03.cil.c [2020-07-17 21:18:57,819 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:18:57,826 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:18:57,841 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:18:57,866 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:18:57,867 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:18:57,867 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:18:57,867 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:18:57,867 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:18:57,868 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:18:57,868 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:18:57,868 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:18:57,892 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states. [2020-07-17 21:18:57,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:18:57,902 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:18:57,903 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:18:57,904 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:18:57,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:18:57,911 INFO L82 PathProgramCache]: Analyzing trace with hash 512275600, now seen corresponding path program 1 times [2020-07-17 21:18:57,921 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:18:57,921 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121575844] [2020-07-17 21:18:57,922 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:18:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:18:58,613 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:18:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:18:58,708 INFO L280 TraceCheckUtils]: 0: Hoare triple {168#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {145#true} is VALID [2020-07-17 21:18:58,708 INFO L280 TraceCheckUtils]: 1: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,709 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {145#true} {145#true} #456#return; {145#true} is VALID [2020-07-17 21:18:58,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:18:58,714 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,714 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {145#true} {145#true} #376#return; {145#true} is VALID [2020-07-17 21:18:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:18:58,718 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,719 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {145#true} {145#true} #378#return; {145#true} is VALID [2020-07-17 21:18:58,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:18:58,723 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {145#true} is VALID [2020-07-17 21:18:58,724 INFO L280 TraceCheckUtils]: 1: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,724 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {145#true} {145#true} #380#return; {145#true} is VALID [2020-07-17 21:18:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:18:58,728 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,728 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {145#true} {145#true} #382#return; {145#true} is VALID [2020-07-17 21:18:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:18:58,733 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {145#true} is VALID [2020-07-17 21:18:58,733 INFO L280 TraceCheckUtils]: 1: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,734 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {145#true} {146#false} #448#return; {146#false} is VALID [2020-07-17 21:18:58,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:18:58,738 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {145#true} is VALID [2020-07-17 21:18:58,738 INFO L280 TraceCheckUtils]: 1: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,739 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {145#true} {146#false} #450#return; {146#false} is VALID [2020-07-17 21:18:58,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:18:58,743 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {145#true} is VALID [2020-07-17 21:18:58,743 INFO L280 TraceCheckUtils]: 1: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,744 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {145#true} {146#false} #452#return; {146#false} is VALID [2020-07-17 21:18:58,750 INFO L263 TraceCheckUtils]: 0: Hoare triple {145#true} call ULTIMATE.init(); {168#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:18:58,750 INFO L280 TraceCheckUtils]: 1: Hoare triple {168#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {145#true} is VALID [2020-07-17 21:18:58,751 INFO L280 TraceCheckUtils]: 2: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,751 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {145#true} {145#true} #456#return; {145#true} is VALID [2020-07-17 21:18:58,751 INFO L263 TraceCheckUtils]: 4: Hoare triple {145#true} call #t~ret71 := main(); {145#true} is VALID [2020-07-17 21:18:58,752 INFO L280 TraceCheckUtils]: 5: Hoare triple {145#true} havoc ~retValue_acc~7;havoc ~tmp~5; {145#true} is VALID [2020-07-17 21:18:58,752 INFO L263 TraceCheckUtils]: 6: Hoare triple {145#true} call select_helpers(); {145#true} is VALID [2020-07-17 21:18:58,752 INFO L280 TraceCheckUtils]: 7: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,753 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {145#true} {145#true} #376#return; {145#true} is VALID [2020-07-17 21:18:58,753 INFO L263 TraceCheckUtils]: 9: Hoare triple {145#true} call select_features(); {145#true} is VALID [2020-07-17 21:18:58,753 INFO L280 TraceCheckUtils]: 10: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,754 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {145#true} {145#true} #378#return; {145#true} is VALID [2020-07-17 21:18:58,754 INFO L263 TraceCheckUtils]: 12: Hoare triple {145#true} call #t~ret60 := valid_product(); {145#true} is VALID [2020-07-17 21:18:58,754 INFO L280 TraceCheckUtils]: 13: Hoare triple {145#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {145#true} is VALID [2020-07-17 21:18:58,754 INFO L280 TraceCheckUtils]: 14: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,755 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {145#true} {145#true} #380#return; {145#true} is VALID [2020-07-17 21:18:58,755 INFO L280 TraceCheckUtils]: 16: Hoare triple {145#true} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~5 := #t~ret60;havoc #t~ret60; {145#true} is VALID [2020-07-17 21:18:58,756 INFO L280 TraceCheckUtils]: 17: Hoare triple {145#true} assume 0 != ~tmp~5; {145#true} is VALID [2020-07-17 21:18:58,756 INFO L263 TraceCheckUtils]: 18: Hoare triple {145#true} call setup(); {145#true} is VALID [2020-07-17 21:18:58,756 INFO L280 TraceCheckUtils]: 19: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,757 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {145#true} {145#true} #382#return; {145#true} is VALID [2020-07-17 21:18:58,757 INFO L263 TraceCheckUtils]: 21: Hoare triple {145#true} call runTest(); {145#true} is VALID [2020-07-17 21:18:58,757 INFO L263 TraceCheckUtils]: 22: Hoare triple {145#true} call test(); {145#true} is VALID [2020-07-17 21:18:58,758 INFO L280 TraceCheckUtils]: 23: Hoare triple {145#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {145#true} is VALID [2020-07-17 21:18:58,759 INFO L280 TraceCheckUtils]: 24: Hoare triple {145#true} assume false; {146#false} is VALID [2020-07-17 21:18:58,759 INFO L263 TraceCheckUtils]: 25: Hoare triple {146#false} call cleanup(); {146#false} is VALID [2020-07-17 21:18:58,759 INFO L280 TraceCheckUtils]: 26: Hoare triple {146#false} havoc ~i~0;havoc ~__cil_tmp2~0; {146#false} is VALID [2020-07-17 21:18:58,760 INFO L263 TraceCheckUtils]: 27: Hoare triple {146#false} call timeShift(); {146#false} is VALID [2020-07-17 21:18:58,760 INFO L280 TraceCheckUtils]: 28: Hoare triple {146#false} assume !(0 != ~pumpRunning~0); {146#false} is VALID [2020-07-17 21:18:58,760 INFO L280 TraceCheckUtils]: 29: Hoare triple {146#false} assume !(0 != ~systemActive~0); {146#false} is VALID [2020-07-17 21:18:58,761 INFO L263 TraceCheckUtils]: 30: Hoare triple {146#false} call __utac_acc__Specification3_spec__1(); {146#false} is VALID [2020-07-17 21:18:58,761 INFO L280 TraceCheckUtils]: 31: Hoare triple {146#false} havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1; {146#false} is VALID [2020-07-17 21:18:58,761 INFO L263 TraceCheckUtils]: 32: Hoare triple {146#false} call #t~ret57 := isMethaneLevelCritical(); {145#true} is VALID [2020-07-17 21:18:58,762 INFO L280 TraceCheckUtils]: 33: Hoare triple {145#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {145#true} is VALID [2020-07-17 21:18:58,762 INFO L280 TraceCheckUtils]: 34: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,762 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {145#true} {146#false} #448#return; {146#false} is VALID [2020-07-17 21:18:58,763 INFO L280 TraceCheckUtils]: 36: Hoare triple {146#false} assume -2147483648 <= #t~ret57 && #t~ret57 <= 2147483647;~tmp~4 := #t~ret57;havoc #t~ret57; {146#false} is VALID [2020-07-17 21:18:58,763 INFO L280 TraceCheckUtils]: 37: Hoare triple {146#false} assume !(0 != ~tmp~4); {146#false} is VALID [2020-07-17 21:18:58,763 INFO L263 TraceCheckUtils]: 38: Hoare triple {146#false} call #t~ret58 := getWaterLevel(); {145#true} is VALID [2020-07-17 21:18:58,764 INFO L280 TraceCheckUtils]: 39: Hoare triple {145#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {145#true} is VALID [2020-07-17 21:18:58,764 INFO L280 TraceCheckUtils]: 40: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,764 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {145#true} {146#false} #450#return; {146#false} is VALID [2020-07-17 21:18:58,765 INFO L280 TraceCheckUtils]: 42: Hoare triple {146#false} assume -2147483648 <= #t~ret58 && #t~ret58 <= 2147483647;~tmp___0~1 := #t~ret58;havoc #t~ret58; {146#false} is VALID [2020-07-17 21:18:58,765 INFO L280 TraceCheckUtils]: 43: Hoare triple {146#false} assume 2 == ~tmp___0~1; {146#false} is VALID [2020-07-17 21:18:58,766 INFO L263 TraceCheckUtils]: 44: Hoare triple {146#false} call #t~ret59 := isPumpRunning(); {145#true} is VALID [2020-07-17 21:18:58,766 INFO L280 TraceCheckUtils]: 45: Hoare triple {145#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {145#true} is VALID [2020-07-17 21:18:58,766 INFO L280 TraceCheckUtils]: 46: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-17 21:18:58,766 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {145#true} {146#false} #452#return; {146#false} is VALID [2020-07-17 21:18:58,767 INFO L280 TraceCheckUtils]: 48: Hoare triple {146#false} assume -2147483648 <= #t~ret59 && #t~ret59 <= 2147483647;~tmp___1~1 := #t~ret59;havoc #t~ret59; {146#false} is VALID [2020-07-17 21:18:58,767 INFO L280 TraceCheckUtils]: 49: Hoare triple {146#false} assume !(0 != ~tmp___1~1); {146#false} is VALID [2020-07-17 21:18:58,767 INFO L263 TraceCheckUtils]: 50: Hoare triple {146#false} call __automaton_fail(); {146#false} is VALID [2020-07-17 21:18:58,768 INFO L280 TraceCheckUtils]: 51: Hoare triple {146#false} assume !false; {146#false} is VALID [2020-07-17 21:18:58,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:18:58,779 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121575844] [2020-07-17 21:18:58,780 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:18:58,780 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:18:58,781 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974949013] [2020-07-17 21:18:58,788 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:18:58,791 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:18:58,795 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:18:58,874 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:18:58,874 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:18:58,874 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:18:58,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:18:58,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:18:58,887 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 3 states. [2020-07-17 21:19:02,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:19:02,513 INFO L93 Difference]: Finished difference Result 231 states and 307 transitions. [2020-07-17 21:19:02,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:19:02,513 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:19:02,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:19:02,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:19:02,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 307 transitions. [2020-07-17 21:19:02,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:19:02,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 307 transitions. [2020-07-17 21:19:02,559 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 307 transitions. [2020-07-17 21:19:03,597 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 307 edges. 307 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:19:03,618 INFO L225 Difference]: With dead ends: 231 [2020-07-17 21:19:03,618 INFO L226 Difference]: Without dead ends: 126 [2020-07-17 21:19:03,622 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:19:03,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-07-17 21:19:04,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 96. [2020-07-17 21:19:04,649 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:19:04,650 INFO L82 GeneralOperation]: Start isEquivalent. First operand 126 states. Second operand 96 states. [2020-07-17 21:19:04,651 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand 96 states. [2020-07-17 21:19:04,651 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 96 states. [2020-07-17 21:19:04,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:19:04,678 INFO L93 Difference]: Finished difference Result 126 states and 159 transitions. [2020-07-17 21:19:04,679 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2020-07-17 21:19:04,687 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:19:04,687 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:19:04,688 INFO L74 IsIncluded]: Start isIncluded. First operand 96 states. Second operand 126 states. [2020-07-17 21:19:04,688 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 126 states. [2020-07-17 21:19:04,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:19:04,698 INFO L93 Difference]: Finished difference Result 126 states and 159 transitions. [2020-07-17 21:19:04,699 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2020-07-17 21:19:04,701 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:19:04,701 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:19:04,701 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:19:04,702 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:19:04,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-07-17 21:19:04,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 111 transitions. [2020-07-17 21:19:04,709 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 111 transitions. Word has length 52 [2020-07-17 21:19:04,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:19:04,710 INFO L479 AbstractCegarLoop]: Abstraction has 96 states and 111 transitions. [2020-07-17 21:19:04,710 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:19:04,710 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 111 transitions. [2020-07-17 21:19:04,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:19:04,712 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:19:04,712 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:19:04,713 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:19:04,713 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:19:04,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:19:04,714 INFO L82 PathProgramCache]: Analyzing trace with hash 1858874248, now seen corresponding path program 1 times [2020-07-17 21:19:04,714 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:19:04,714 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527417368] [2020-07-17 21:19:04,714 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:19:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:05,138 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:19:05,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:05,196 INFO L280 TraceCheckUtils]: 0: Hoare triple {907#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {883#true} is VALID [2020-07-17 21:19:05,196 INFO L280 TraceCheckUtils]: 1: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,197 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {883#true} {883#true} #456#return; {883#true} is VALID [2020-07-17 21:19:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:05,200 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,200 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {883#true} {883#true} #376#return; {883#true} is VALID [2020-07-17 21:19:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:05,204 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,204 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {883#true} {883#true} #378#return; {883#true} is VALID [2020-07-17 21:19:05,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:05,208 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {883#true} is VALID [2020-07-17 21:19:05,208 INFO L280 TraceCheckUtils]: 1: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,209 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {883#true} {883#true} #380#return; {883#true} is VALID [2020-07-17 21:19:05,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:05,212 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,212 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {883#true} {883#true} #382#return; {883#true} is VALID [2020-07-17 21:19:05,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:05,216 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {883#true} is VALID [2020-07-17 21:19:05,216 INFO L280 TraceCheckUtils]: 1: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,216 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {883#true} {884#false} #448#return; {884#false} is VALID [2020-07-17 21:19:05,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:05,225 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {883#true} is VALID [2020-07-17 21:19:05,226 INFO L280 TraceCheckUtils]: 1: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,226 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {883#true} {884#false} #450#return; {884#false} is VALID [2020-07-17 21:19:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:05,230 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {883#true} is VALID [2020-07-17 21:19:05,230 INFO L280 TraceCheckUtils]: 1: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,231 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {883#true} {884#false} #452#return; {884#false} is VALID [2020-07-17 21:19:05,235 INFO L263 TraceCheckUtils]: 0: Hoare triple {883#true} call ULTIMATE.init(); {907#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:19:05,236 INFO L280 TraceCheckUtils]: 1: Hoare triple {907#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {883#true} is VALID [2020-07-17 21:19:05,236 INFO L280 TraceCheckUtils]: 2: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,236 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {883#true} {883#true} #456#return; {883#true} is VALID [2020-07-17 21:19:05,237 INFO L263 TraceCheckUtils]: 4: Hoare triple {883#true} call #t~ret71 := main(); {883#true} is VALID [2020-07-17 21:19:05,237 INFO L280 TraceCheckUtils]: 5: Hoare triple {883#true} havoc ~retValue_acc~7;havoc ~tmp~5; {883#true} is VALID [2020-07-17 21:19:05,237 INFO L263 TraceCheckUtils]: 6: Hoare triple {883#true} call select_helpers(); {883#true} is VALID [2020-07-17 21:19:05,238 INFO L280 TraceCheckUtils]: 7: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,238 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {883#true} {883#true} #376#return; {883#true} is VALID [2020-07-17 21:19:05,238 INFO L263 TraceCheckUtils]: 9: Hoare triple {883#true} call select_features(); {883#true} is VALID [2020-07-17 21:19:05,239 INFO L280 TraceCheckUtils]: 10: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,239 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {883#true} {883#true} #378#return; {883#true} is VALID [2020-07-17 21:19:05,239 INFO L263 TraceCheckUtils]: 12: Hoare triple {883#true} call #t~ret60 := valid_product(); {883#true} is VALID [2020-07-17 21:19:05,240 INFO L280 TraceCheckUtils]: 13: Hoare triple {883#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {883#true} is VALID [2020-07-17 21:19:05,240 INFO L280 TraceCheckUtils]: 14: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,240 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {883#true} {883#true} #380#return; {883#true} is VALID [2020-07-17 21:19:05,240 INFO L280 TraceCheckUtils]: 16: Hoare triple {883#true} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~5 := #t~ret60;havoc #t~ret60; {883#true} is VALID [2020-07-17 21:19:05,241 INFO L280 TraceCheckUtils]: 17: Hoare triple {883#true} assume 0 != ~tmp~5; {883#true} is VALID [2020-07-17 21:19:05,241 INFO L263 TraceCheckUtils]: 18: Hoare triple {883#true} call setup(); {883#true} is VALID [2020-07-17 21:19:05,241 INFO L280 TraceCheckUtils]: 19: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,242 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {883#true} {883#true} #382#return; {883#true} is VALID [2020-07-17 21:19:05,242 INFO L263 TraceCheckUtils]: 21: Hoare triple {883#true} call runTest(); {883#true} is VALID [2020-07-17 21:19:05,242 INFO L263 TraceCheckUtils]: 22: Hoare triple {883#true} call test(); {883#true} is VALID [2020-07-17 21:19:05,243 INFO L280 TraceCheckUtils]: 23: Hoare triple {883#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {897#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:19:05,244 INFO L280 TraceCheckUtils]: 24: Hoare triple {897#(= 0 test_~splverifierCounter~0)} assume !false; {897#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:19:05,245 INFO L280 TraceCheckUtils]: 25: Hoare triple {897#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {884#false} is VALID [2020-07-17 21:19:05,245 INFO L263 TraceCheckUtils]: 26: Hoare triple {884#false} call cleanup(); {884#false} is VALID [2020-07-17 21:19:05,245 INFO L280 TraceCheckUtils]: 27: Hoare triple {884#false} havoc ~i~0;havoc ~__cil_tmp2~0; {884#false} is VALID [2020-07-17 21:19:05,245 INFO L263 TraceCheckUtils]: 28: Hoare triple {884#false} call timeShift(); {884#false} is VALID [2020-07-17 21:19:05,246 INFO L280 TraceCheckUtils]: 29: Hoare triple {884#false} assume !(0 != ~pumpRunning~0); {884#false} is VALID [2020-07-17 21:19:05,246 INFO L280 TraceCheckUtils]: 30: Hoare triple {884#false} assume !(0 != ~systemActive~0); {884#false} is VALID [2020-07-17 21:19:05,246 INFO L263 TraceCheckUtils]: 31: Hoare triple {884#false} call __utac_acc__Specification3_spec__1(); {884#false} is VALID [2020-07-17 21:19:05,247 INFO L280 TraceCheckUtils]: 32: Hoare triple {884#false} havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1; {884#false} is VALID [2020-07-17 21:19:05,247 INFO L263 TraceCheckUtils]: 33: Hoare triple {884#false} call #t~ret57 := isMethaneLevelCritical(); {883#true} is VALID [2020-07-17 21:19:05,247 INFO L280 TraceCheckUtils]: 34: Hoare triple {883#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {883#true} is VALID [2020-07-17 21:19:05,248 INFO L280 TraceCheckUtils]: 35: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,248 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {883#true} {884#false} #448#return; {884#false} is VALID [2020-07-17 21:19:05,248 INFO L280 TraceCheckUtils]: 37: Hoare triple {884#false} assume -2147483648 <= #t~ret57 && #t~ret57 <= 2147483647;~tmp~4 := #t~ret57;havoc #t~ret57; {884#false} is VALID [2020-07-17 21:19:05,249 INFO L280 TraceCheckUtils]: 38: Hoare triple {884#false} assume !(0 != ~tmp~4); {884#false} is VALID [2020-07-17 21:19:05,249 INFO L263 TraceCheckUtils]: 39: Hoare triple {884#false} call #t~ret58 := getWaterLevel(); {883#true} is VALID [2020-07-17 21:19:05,249 INFO L280 TraceCheckUtils]: 40: Hoare triple {883#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {883#true} is VALID [2020-07-17 21:19:05,249 INFO L280 TraceCheckUtils]: 41: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,250 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {883#true} {884#false} #450#return; {884#false} is VALID [2020-07-17 21:19:05,250 INFO L280 TraceCheckUtils]: 43: Hoare triple {884#false} assume -2147483648 <= #t~ret58 && #t~ret58 <= 2147483647;~tmp___0~1 := #t~ret58;havoc #t~ret58; {884#false} is VALID [2020-07-17 21:19:05,250 INFO L280 TraceCheckUtils]: 44: Hoare triple {884#false} assume 2 == ~tmp___0~1; {884#false} is VALID [2020-07-17 21:19:05,251 INFO L263 TraceCheckUtils]: 45: Hoare triple {884#false} call #t~ret59 := isPumpRunning(); {883#true} is VALID [2020-07-17 21:19:05,251 INFO L280 TraceCheckUtils]: 46: Hoare triple {883#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {883#true} is VALID [2020-07-17 21:19:05,251 INFO L280 TraceCheckUtils]: 47: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-17 21:19:05,251 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {883#true} {884#false} #452#return; {884#false} is VALID [2020-07-17 21:19:05,252 INFO L280 TraceCheckUtils]: 49: Hoare triple {884#false} assume -2147483648 <= #t~ret59 && #t~ret59 <= 2147483647;~tmp___1~1 := #t~ret59;havoc #t~ret59; {884#false} is VALID [2020-07-17 21:19:05,252 INFO L280 TraceCheckUtils]: 50: Hoare triple {884#false} assume !(0 != ~tmp___1~1); {884#false} is VALID [2020-07-17 21:19:05,252 INFO L263 TraceCheckUtils]: 51: Hoare triple {884#false} call __automaton_fail(); {884#false} is VALID [2020-07-17 21:19:05,253 INFO L280 TraceCheckUtils]: 52: Hoare triple {884#false} assume !false; {884#false} is VALID [2020-07-17 21:19:05,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:19:05,260 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527417368] [2020-07-17 21:19:05,260 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:19:05,260 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:19:05,260 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482526296] [2020-07-17 21:19:05,262 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:19:05,263 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:19:05,263 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:19:05,345 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:19:05,346 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:19:05,346 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:19:05,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:19:05,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:19:05,347 INFO L87 Difference]: Start difference. First operand 96 states and 111 transitions. Second operand 4 states. [2020-07-17 21:19:06,593 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:19:08,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:19:08,971 INFO L93 Difference]: Finished difference Result 155 states and 188 transitions. [2020-07-17 21:19:08,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:19:08,971 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:19:08,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:19:08,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:19:08,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 188 transitions. [2020-07-17 21:19:08,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:19:08,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 188 transitions. [2020-07-17 21:19:08,985 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 188 transitions. [2020-07-17 21:19:09,679 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 188 edges. 188 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:19:09,685 INFO L225 Difference]: With dead ends: 155 [2020-07-17 21:19:09,685 INFO L226 Difference]: Without dead ends: 110 [2020-07-17 21:19:09,686 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:19:09,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-07-17 21:19:10,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 87. [2020-07-17 21:19:10,667 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:19:10,667 INFO L82 GeneralOperation]: Start isEquivalent. First operand 110 states. Second operand 87 states. [2020-07-17 21:19:10,667 INFO L74 IsIncluded]: Start isIncluded. First operand 110 states. Second operand 87 states. [2020-07-17 21:19:10,667 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 87 states. [2020-07-17 21:19:10,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:19:10,675 INFO L93 Difference]: Finished difference Result 110 states and 135 transitions. [2020-07-17 21:19:10,676 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2020-07-17 21:19:10,677 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:19:10,677 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:19:10,677 INFO L74 IsIncluded]: Start isIncluded. First operand 87 states. Second operand 110 states. [2020-07-17 21:19:10,677 INFO L87 Difference]: Start difference. First operand 87 states. Second operand 110 states. [2020-07-17 21:19:10,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:19:10,684 INFO L93 Difference]: Finished difference Result 110 states and 135 transitions. [2020-07-17 21:19:10,684 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2020-07-17 21:19:10,685 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:19:10,685 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:19:10,685 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:19:10,686 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:19:10,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-07-17 21:19:10,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 99 transitions. [2020-07-17 21:19:10,690 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 99 transitions. Word has length 53 [2020-07-17 21:19:10,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:19:10,690 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 99 transitions. [2020-07-17 21:19:10,690 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:19:10,690 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2020-07-17 21:19:10,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-17 21:19:10,692 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:19:10,692 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:19:10,692 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:19:10,693 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:19:10,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:19:10,693 INFO L82 PathProgramCache]: Analyzing trace with hash 865102310, now seen corresponding path program 1 times [2020-07-17 21:19:10,693 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:19:10,694 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956033058] [2020-07-17 21:19:10,694 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:19:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:11,081 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:19:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:11,177 INFO L280 TraceCheckUtils]: 0: Hoare triple {1508#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:19:11,178 INFO L280 TraceCheckUtils]: 1: Hoare triple {1486#(= 1 ~systemActive~0)} assume true; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:19:11,179 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1486#(= 1 ~systemActive~0)} {1481#true} #456#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:19:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:11,184 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-17 21:19:11,185 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1481#true} {1486#(= 1 ~systemActive~0)} #376#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:19:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:11,190 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-17 21:19:11,191 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1481#true} {1486#(= 1 ~systemActive~0)} #378#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:19:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:11,263 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:19:11,264 INFO L280 TraceCheckUtils]: 1: Hoare triple {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:19:11,265 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1486#(= 1 ~systemActive~0)} #380#return; {1494#(= |main_#t~ret60| ~systemActive~0)} is VALID [2020-07-17 21:19:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:11,269 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-17 21:19:11,270 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1481#true} {1496#(not (= 0 ~systemActive~0))} #382#return; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:11,273 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1481#true} is VALID [2020-07-17 21:19:11,274 INFO L280 TraceCheckUtils]: 1: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-17 21:19:11,274 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1481#true} {1482#false} #448#return; {1482#false} is VALID [2020-07-17 21:19:11,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:11,277 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1481#true} is VALID [2020-07-17 21:19:11,278 INFO L280 TraceCheckUtils]: 1: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-17 21:19:11,278 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1481#true} {1482#false} #450#return; {1482#false} is VALID [2020-07-17 21:19:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:11,282 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1481#true} is VALID [2020-07-17 21:19:11,282 INFO L280 TraceCheckUtils]: 1: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-17 21:19:11,282 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1481#true} {1482#false} #452#return; {1482#false} is VALID [2020-07-17 21:19:11,287 INFO L263 TraceCheckUtils]: 0: Hoare triple {1481#true} call ULTIMATE.init(); {1508#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:19:11,295 INFO L280 TraceCheckUtils]: 1: Hoare triple {1508#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:19:11,296 INFO L280 TraceCheckUtils]: 2: Hoare triple {1486#(= 1 ~systemActive~0)} assume true; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:19:11,297 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1486#(= 1 ~systemActive~0)} {1481#true} #456#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:19:11,298 INFO L263 TraceCheckUtils]: 4: Hoare triple {1486#(= 1 ~systemActive~0)} call #t~ret71 := main(); {1486#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:19:11,298 INFO L280 TraceCheckUtils]: 5: Hoare triple {1486#(= 1 ~systemActive~0)} havoc ~retValue_acc~7;havoc ~tmp~5; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:19:11,298 INFO L263 TraceCheckUtils]: 6: Hoare triple {1486#(= 1 ~systemActive~0)} call select_helpers(); {1481#true} is VALID [2020-07-17 21:19:11,299 INFO L280 TraceCheckUtils]: 7: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-17 21:19:11,299 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1481#true} {1486#(= 1 ~systemActive~0)} #376#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:19:11,300 INFO L263 TraceCheckUtils]: 9: Hoare triple {1486#(= 1 ~systemActive~0)} call select_features(); {1481#true} is VALID [2020-07-17 21:19:11,300 INFO L280 TraceCheckUtils]: 10: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-17 21:19:11,301 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1481#true} {1486#(= 1 ~systemActive~0)} #378#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:19:11,301 INFO L263 TraceCheckUtils]: 12: Hoare triple {1486#(= 1 ~systemActive~0)} call #t~ret60 := valid_product(); {1481#true} is VALID [2020-07-17 21:19:11,302 INFO L280 TraceCheckUtils]: 13: Hoare triple {1481#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:19:11,303 INFO L280 TraceCheckUtils]: 14: Hoare triple {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:19:11,304 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1486#(= 1 ~systemActive~0)} #380#return; {1494#(= |main_#t~ret60| ~systemActive~0)} is VALID [2020-07-17 21:19:11,305 INFO L280 TraceCheckUtils]: 16: Hoare triple {1494#(= |main_#t~ret60| ~systemActive~0)} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~5 := #t~ret60;havoc #t~ret60; {1495#(= main_~tmp~5 ~systemActive~0)} is VALID [2020-07-17 21:19:11,306 INFO L280 TraceCheckUtils]: 17: Hoare triple {1495#(= main_~tmp~5 ~systemActive~0)} assume 0 != ~tmp~5; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,306 INFO L263 TraceCheckUtils]: 18: Hoare triple {1496#(not (= 0 ~systemActive~0))} call setup(); {1481#true} is VALID [2020-07-17 21:19:11,306 INFO L280 TraceCheckUtils]: 19: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-17 21:19:11,307 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1481#true} {1496#(not (= 0 ~systemActive~0))} #382#return; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,308 INFO L263 TraceCheckUtils]: 21: Hoare triple {1496#(not (= 0 ~systemActive~0))} call runTest(); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,308 INFO L263 TraceCheckUtils]: 22: Hoare triple {1496#(not (= 0 ~systemActive~0))} call test(); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,309 INFO L280 TraceCheckUtils]: 23: Hoare triple {1496#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,309 INFO L280 TraceCheckUtils]: 24: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume !false; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,310 INFO L280 TraceCheckUtils]: 25: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,311 INFO L280 TraceCheckUtils]: 26: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,311 INFO L280 TraceCheckUtils]: 27: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~0); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,312 INFO L280 TraceCheckUtils]: 28: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,313 INFO L280 TraceCheckUtils]: 29: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,313 INFO L280 TraceCheckUtils]: 30: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,314 INFO L280 TraceCheckUtils]: 31: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,315 INFO L263 TraceCheckUtils]: 32: Hoare triple {1496#(not (= 0 ~systemActive~0))} call timeShift(); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,315 INFO L280 TraceCheckUtils]: 33: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:19:11,316 INFO L280 TraceCheckUtils]: 34: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1482#false} is VALID [2020-07-17 21:19:11,316 INFO L263 TraceCheckUtils]: 35: Hoare triple {1482#false} call __utac_acc__Specification3_spec__1(); {1482#false} is VALID [2020-07-17 21:19:11,317 INFO L280 TraceCheckUtils]: 36: Hoare triple {1482#false} havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1; {1482#false} is VALID [2020-07-17 21:19:11,317 INFO L263 TraceCheckUtils]: 37: Hoare triple {1482#false} call #t~ret57 := isMethaneLevelCritical(); {1481#true} is VALID [2020-07-17 21:19:11,317 INFO L280 TraceCheckUtils]: 38: Hoare triple {1481#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1481#true} is VALID [2020-07-17 21:19:11,317 INFO L280 TraceCheckUtils]: 39: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-17 21:19:11,317 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1481#true} {1482#false} #448#return; {1482#false} is VALID [2020-07-17 21:19:11,318 INFO L280 TraceCheckUtils]: 41: Hoare triple {1482#false} assume -2147483648 <= #t~ret57 && #t~ret57 <= 2147483647;~tmp~4 := #t~ret57;havoc #t~ret57; {1482#false} is VALID [2020-07-17 21:19:11,318 INFO L280 TraceCheckUtils]: 42: Hoare triple {1482#false} assume !(0 != ~tmp~4); {1482#false} is VALID [2020-07-17 21:19:11,318 INFO L263 TraceCheckUtils]: 43: Hoare triple {1482#false} call #t~ret58 := getWaterLevel(); {1481#true} is VALID [2020-07-17 21:19:11,318 INFO L280 TraceCheckUtils]: 44: Hoare triple {1481#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1481#true} is VALID [2020-07-17 21:19:11,319 INFO L280 TraceCheckUtils]: 45: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-17 21:19:11,319 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1481#true} {1482#false} #450#return; {1482#false} is VALID [2020-07-17 21:19:11,319 INFO L280 TraceCheckUtils]: 47: Hoare triple {1482#false} assume -2147483648 <= #t~ret58 && #t~ret58 <= 2147483647;~tmp___0~1 := #t~ret58;havoc #t~ret58; {1482#false} is VALID [2020-07-17 21:19:11,319 INFO L280 TraceCheckUtils]: 48: Hoare triple {1482#false} assume 2 == ~tmp___0~1; {1482#false} is VALID [2020-07-17 21:19:11,320 INFO L263 TraceCheckUtils]: 49: Hoare triple {1482#false} call #t~ret59 := isPumpRunning(); {1481#true} is VALID [2020-07-17 21:19:11,320 INFO L280 TraceCheckUtils]: 50: Hoare triple {1481#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1481#true} is VALID [2020-07-17 21:19:11,320 INFO L280 TraceCheckUtils]: 51: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-17 21:19:11,320 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1481#true} {1482#false} #452#return; {1482#false} is VALID [2020-07-17 21:19:11,321 INFO L280 TraceCheckUtils]: 53: Hoare triple {1482#false} assume -2147483648 <= #t~ret59 && #t~ret59 <= 2147483647;~tmp___1~1 := #t~ret59;havoc #t~ret59; {1482#false} is VALID [2020-07-17 21:19:11,321 INFO L280 TraceCheckUtils]: 54: Hoare triple {1482#false} assume !(0 != ~tmp___1~1); {1482#false} is VALID [2020-07-17 21:19:11,321 INFO L263 TraceCheckUtils]: 55: Hoare triple {1482#false} call __automaton_fail(); {1482#false} is VALID [2020-07-17 21:19:11,321 INFO L280 TraceCheckUtils]: 56: Hoare triple {1482#false} assume !false; {1482#false} is VALID [2020-07-17 21:19:11,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:19:11,334 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956033058] [2020-07-17 21:19:11,334 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:19:11,335 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:19:11,335 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623526840] [2020-07-17 21:19:11,335 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:19:11,336 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:19:11,336 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:19:11,413 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:19:11,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:19:11,414 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:19:11,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:19:11,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:19:11,415 INFO L87 Difference]: Start difference. First operand 87 states and 99 transitions. Second operand 8 states. [2020-07-17 21:19:12,383 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:19:13,390 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:19:13,809 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:19:14,119 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:19:17,923 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:19:24,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:19:24,052 INFO L93 Difference]: Finished difference Result 311 states and 384 transitions. [2020-07-17 21:19:24,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:19:24,052 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:19:24,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:19:24,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:19:24,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 384 transitions. [2020-07-17 21:19:24,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:19:24,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 384 transitions. [2020-07-17 21:19:24,071 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 384 transitions. [2020-07-17 21:19:25,425 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 384 edges. 384 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:19:25,439 INFO L225 Difference]: With dead ends: 311 [2020-07-17 21:19:25,440 INFO L226 Difference]: Without dead ends: 248 [2020-07-17 21:19:25,445 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-17 21:19:25,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-07-17 21:19:27,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 186. [2020-07-17 21:19:27,413 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:19:27,413 INFO L82 GeneralOperation]: Start isEquivalent. First operand 248 states. Second operand 186 states. [2020-07-17 21:19:27,413 INFO L74 IsIncluded]: Start isIncluded. First operand 248 states. Second operand 186 states. [2020-07-17 21:19:27,413 INFO L87 Difference]: Start difference. First operand 248 states. Second operand 186 states. [2020-07-17 21:19:27,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:19:27,427 INFO L93 Difference]: Finished difference Result 248 states and 302 transitions. [2020-07-17 21:19:27,427 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 302 transitions. [2020-07-17 21:19:27,429 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:19:27,429 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:19:27,429 INFO L74 IsIncluded]: Start isIncluded. First operand 186 states. Second operand 248 states. [2020-07-17 21:19:27,429 INFO L87 Difference]: Start difference. First operand 186 states. Second operand 248 states. [2020-07-17 21:19:27,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:19:27,442 INFO L93 Difference]: Finished difference Result 248 states and 302 transitions. [2020-07-17 21:19:27,442 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 302 transitions. [2020-07-17 21:19:27,444 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:19:27,444 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:19:27,444 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:19:27,444 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:19:27,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-07-17 21:19:27,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 221 transitions. [2020-07-17 21:19:27,452 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 221 transitions. Word has length 57 [2020-07-17 21:19:27,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:19:27,453 INFO L479 AbstractCegarLoop]: Abstraction has 186 states and 221 transitions. [2020-07-17 21:19:27,453 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:19:27,453 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 221 transitions. [2020-07-17 21:19:27,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-17 21:19:27,455 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:19:27,455 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] [2020-07-17 21:19:27,455 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:19:27,455 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:19:27,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:19:27,456 INFO L82 PathProgramCache]: Analyzing trace with hash 27342424, now seen corresponding path program 1 times [2020-07-17 21:19:27,456 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:19:27,456 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955497599] [2020-07-17 21:19:27,456 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:19:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:27,867 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:19:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:27,948 INFO L280 TraceCheckUtils]: 0: Hoare triple {2744#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:27,949 INFO L280 TraceCheckUtils]: 1: Hoare triple {2721#(= 1 ~waterLevel~0)} assume true; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:27,950 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2721#(= 1 ~waterLevel~0)} {2716#true} #456#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:27,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:27,957 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-17 21:19:27,958 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #376#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:27,964 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-17 21:19:27,965 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #378#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:27,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:27,972 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {2716#true} is VALID [2020-07-17 21:19:27,972 INFO L280 TraceCheckUtils]: 1: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-17 21:19:27,973 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #380#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:27,976 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-17 21:19:27,977 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #382#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:27,980 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-17 21:19:27,981 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #430#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:27,990 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {2716#true} is VALID [2020-07-17 21:19:27,991 INFO L280 TraceCheckUtils]: 1: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-17 21:19:27,991 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #448#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:27,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:28,014 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {2745#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:19:28,015 INFO L280 TraceCheckUtils]: 1: Hoare triple {2745#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2745#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:19:28,016 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2745#(= |getWaterLevel_#res| ~waterLevel~0)} {2721#(= 1 ~waterLevel~0)} #450#return; {2739#(= 1 |__utac_acc__Specification3_spec__1_#t~ret58|)} is VALID [2020-07-17 21:19:28,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:28,026 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2716#true} is VALID [2020-07-17 21:19:28,027 INFO L280 TraceCheckUtils]: 1: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-17 21:19:28,027 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2716#true} {2717#false} #452#return; {2717#false} is VALID [2020-07-17 21:19:28,031 INFO L263 TraceCheckUtils]: 0: Hoare triple {2716#true} call ULTIMATE.init(); {2744#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:19:28,036 INFO L280 TraceCheckUtils]: 1: Hoare triple {2744#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,036 INFO L280 TraceCheckUtils]: 2: Hoare triple {2721#(= 1 ~waterLevel~0)} assume true; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,037 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2721#(= 1 ~waterLevel~0)} {2716#true} #456#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,039 INFO L263 TraceCheckUtils]: 4: Hoare triple {2721#(= 1 ~waterLevel~0)} call #t~ret71 := main(); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,040 INFO L280 TraceCheckUtils]: 5: Hoare triple {2721#(= 1 ~waterLevel~0)} havoc ~retValue_acc~7;havoc ~tmp~5; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,040 INFO L263 TraceCheckUtils]: 6: Hoare triple {2721#(= 1 ~waterLevel~0)} call select_helpers(); {2716#true} is VALID [2020-07-17 21:19:28,041 INFO L280 TraceCheckUtils]: 7: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-17 21:19:28,042 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #376#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,042 INFO L263 TraceCheckUtils]: 9: Hoare triple {2721#(= 1 ~waterLevel~0)} call select_features(); {2716#true} is VALID [2020-07-17 21:19:28,042 INFO L280 TraceCheckUtils]: 10: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-17 21:19:28,043 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #378#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,044 INFO L263 TraceCheckUtils]: 12: Hoare triple {2721#(= 1 ~waterLevel~0)} call #t~ret60 := valid_product(); {2716#true} is VALID [2020-07-17 21:19:28,044 INFO L280 TraceCheckUtils]: 13: Hoare triple {2716#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {2716#true} is VALID [2020-07-17 21:19:28,044 INFO L280 TraceCheckUtils]: 14: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-17 21:19:28,045 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #380#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,045 INFO L280 TraceCheckUtils]: 16: Hoare triple {2721#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~5 := #t~ret60;havoc #t~ret60; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,046 INFO L280 TraceCheckUtils]: 17: Hoare triple {2721#(= 1 ~waterLevel~0)} assume 0 != ~tmp~5; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,046 INFO L263 TraceCheckUtils]: 18: Hoare triple {2721#(= 1 ~waterLevel~0)} call setup(); {2716#true} is VALID [2020-07-17 21:19:28,046 INFO L280 TraceCheckUtils]: 19: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-17 21:19:28,047 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #382#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,047 INFO L263 TraceCheckUtils]: 21: Hoare triple {2721#(= 1 ~waterLevel~0)} call runTest(); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,048 INFO L263 TraceCheckUtils]: 22: Hoare triple {2721#(= 1 ~waterLevel~0)} call test(); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,048 INFO L280 TraceCheckUtils]: 23: Hoare triple {2721#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,048 INFO L280 TraceCheckUtils]: 24: Hoare triple {2721#(= 1 ~waterLevel~0)} assume !false; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,049 INFO L280 TraceCheckUtils]: 25: Hoare triple {2721#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,049 INFO L280 TraceCheckUtils]: 26: Hoare triple {2721#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,050 INFO L280 TraceCheckUtils]: 27: Hoare triple {2721#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~0); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,050 INFO L280 TraceCheckUtils]: 28: Hoare triple {2721#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,050 INFO L280 TraceCheckUtils]: 29: Hoare triple {2721#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,051 INFO L280 TraceCheckUtils]: 30: Hoare triple {2721#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,051 INFO L280 TraceCheckUtils]: 31: Hoare triple {2721#(= 1 ~waterLevel~0)} assume 0 != ~tmp___2~0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,052 INFO L263 TraceCheckUtils]: 32: Hoare triple {2721#(= 1 ~waterLevel~0)} call timeShift(); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,052 INFO L280 TraceCheckUtils]: 33: Hoare triple {2721#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,052 INFO L280 TraceCheckUtils]: 34: Hoare triple {2721#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,053 INFO L263 TraceCheckUtils]: 35: Hoare triple {2721#(= 1 ~waterLevel~0)} call processEnvironment(); {2716#true} is VALID [2020-07-17 21:19:28,053 INFO L280 TraceCheckUtils]: 36: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-17 21:19:28,053 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #430#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,054 INFO L263 TraceCheckUtils]: 38: Hoare triple {2721#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,054 INFO L280 TraceCheckUtils]: 39: Hoare triple {2721#(= 1 ~waterLevel~0)} havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,054 INFO L263 TraceCheckUtils]: 40: Hoare triple {2721#(= 1 ~waterLevel~0)} call #t~ret57 := isMethaneLevelCritical(); {2716#true} is VALID [2020-07-17 21:19:28,054 INFO L280 TraceCheckUtils]: 41: Hoare triple {2716#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {2716#true} is VALID [2020-07-17 21:19:28,055 INFO L280 TraceCheckUtils]: 42: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-17 21:19:28,056 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #448#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,056 INFO L280 TraceCheckUtils]: 44: Hoare triple {2721#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret57 && #t~ret57 <= 2147483647;~tmp~4 := #t~ret57;havoc #t~ret57; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,057 INFO L280 TraceCheckUtils]: 45: Hoare triple {2721#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:19:28,058 INFO L263 TraceCheckUtils]: 46: Hoare triple {2721#(= 1 ~waterLevel~0)} call #t~ret58 := getWaterLevel(); {2716#true} is VALID [2020-07-17 21:19:28,060 INFO L280 TraceCheckUtils]: 47: Hoare triple {2716#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {2745#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:19:28,061 INFO L280 TraceCheckUtils]: 48: Hoare triple {2745#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2745#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:19:28,061 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {2745#(= |getWaterLevel_#res| ~waterLevel~0)} {2721#(= 1 ~waterLevel~0)} #450#return; {2739#(= 1 |__utac_acc__Specification3_spec__1_#t~ret58|)} is VALID [2020-07-17 21:19:28,062 INFO L280 TraceCheckUtils]: 50: Hoare triple {2739#(= 1 |__utac_acc__Specification3_spec__1_#t~ret58|)} assume -2147483648 <= #t~ret58 && #t~ret58 <= 2147483647;~tmp___0~1 := #t~ret58;havoc #t~ret58; {2740#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~1)} is VALID [2020-07-17 21:19:28,062 INFO L280 TraceCheckUtils]: 51: Hoare triple {2740#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~1)} assume 2 == ~tmp___0~1; {2717#false} is VALID [2020-07-17 21:19:28,063 INFO L263 TraceCheckUtils]: 52: Hoare triple {2717#false} call #t~ret59 := isPumpRunning(); {2716#true} is VALID [2020-07-17 21:19:28,063 INFO L280 TraceCheckUtils]: 53: Hoare triple {2716#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2716#true} is VALID [2020-07-17 21:19:28,063 INFO L280 TraceCheckUtils]: 54: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-17 21:19:28,063 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2716#true} {2717#false} #452#return; {2717#false} is VALID [2020-07-17 21:19:28,064 INFO L280 TraceCheckUtils]: 56: Hoare triple {2717#false} assume -2147483648 <= #t~ret59 && #t~ret59 <= 2147483647;~tmp___1~1 := #t~ret59;havoc #t~ret59; {2717#false} is VALID [2020-07-17 21:19:28,064 INFO L280 TraceCheckUtils]: 57: Hoare triple {2717#false} assume !(0 != ~tmp___1~1); {2717#false} is VALID [2020-07-17 21:19:28,064 INFO L263 TraceCheckUtils]: 58: Hoare triple {2717#false} call __automaton_fail(); {2717#false} is VALID [2020-07-17 21:19:28,064 INFO L280 TraceCheckUtils]: 59: Hoare triple {2717#false} assume !false; {2717#false} is VALID [2020-07-17 21:19:28,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:19:28,073 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955497599] [2020-07-17 21:19:28,074 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:19:28,074 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-17 21:19:28,074 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578068202] [2020-07-17 21:19:28,075 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 60 [2020-07-17 21:19:28,075 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:19:28,075 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-17 21:19:28,151 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:19:28,151 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-17 21:19:28,151 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:19:28,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-17 21:19:28,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-07-17 21:19:28,152 INFO L87 Difference]: Start difference. First operand 186 states and 221 transitions. Second operand 7 states. [2020-07-17 21:19:28,886 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:19:34,755 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:19:35,431 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:19:35,862 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:19:36,285 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:19:38,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:19:38,629 INFO L93 Difference]: Finished difference Result 524 states and 668 transitions. [2020-07-17 21:19:38,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-17 21:19:38,629 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 60 [2020-07-17 21:19:38,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:19:38,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-17 21:19:38,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 283 transitions. [2020-07-17 21:19:38,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-17 21:19:38,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 283 transitions. [2020-07-17 21:19:38,643 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 283 transitions. [2020-07-17 21:19:39,616 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 283 edges. 283 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:19:39,632 INFO L225 Difference]: With dead ends: 524 [2020-07-17 21:19:39,632 INFO L226 Difference]: Without dead ends: 362 [2020-07-17 21:19:39,633 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-07-17 21:19:39,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2020-07-17 21:19:43,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 341. [2020-07-17 21:19:43,090 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:19:43,090 INFO L82 GeneralOperation]: Start isEquivalent. First operand 362 states. Second operand 341 states. [2020-07-17 21:19:43,090 INFO L74 IsIncluded]: Start isIncluded. First operand 362 states. Second operand 341 states. [2020-07-17 21:19:43,090 INFO L87 Difference]: Start difference. First operand 362 states. Second operand 341 states. [2020-07-17 21:19:43,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:19:43,111 INFO L93 Difference]: Finished difference Result 362 states and 447 transitions. [2020-07-17 21:19:43,111 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 447 transitions. [2020-07-17 21:19:43,114 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:19:43,114 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:19:43,114 INFO L74 IsIncluded]: Start isIncluded. First operand 341 states. Second operand 362 states. [2020-07-17 21:19:43,114 INFO L87 Difference]: Start difference. First operand 341 states. Second operand 362 states. [2020-07-17 21:19:43,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:19:43,133 INFO L93 Difference]: Finished difference Result 362 states and 447 transitions. [2020-07-17 21:19:43,133 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 447 transitions. [2020-07-17 21:19:43,134 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:19:43,135 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:19:43,135 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:19:43,135 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:19:43,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2020-07-17 21:19:43,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 417 transitions. [2020-07-17 21:19:43,170 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 417 transitions. Word has length 60 [2020-07-17 21:19:43,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:19:43,171 INFO L479 AbstractCegarLoop]: Abstraction has 341 states and 417 transitions. [2020-07-17 21:19:43,171 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-17 21:19:43,171 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 417 transitions. [2020-07-17 21:19:43,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-17 21:19:43,174 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:19:43,174 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] [2020-07-17 21:19:43,174 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:19:43,174 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:19:43,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:19:43,175 INFO L82 PathProgramCache]: Analyzing trace with hash -475254926, now seen corresponding path program 1 times [2020-07-17 21:19:43,175 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:19:43,175 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704107719] [2020-07-17 21:19:43,176 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:19:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:43,550 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:19:43,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:43,607 INFO L280 TraceCheckUtils]: 0: Hoare triple {4711#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,608 INFO L280 TraceCheckUtils]: 1: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume true; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,608 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4687#(= 0 ~pumpRunning~0)} {4682#true} #456#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:43,612 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,612 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #376#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:43,615 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,616 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #378#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:43,620 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {4682#true} is VALID [2020-07-17 21:19:43,620 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,622 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #380#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:43,625 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,626 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #382#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:43,639 INFO L280 TraceCheckUtils]: 0: Hoare triple {4712#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {4682#true} is VALID [2020-07-17 21:19:43,639 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,639 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4683#false} #428#return; {4683#false} is VALID [2020-07-17 21:19:43,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:43,642 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,642 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4682#true} {4683#false} #430#return; {4683#false} is VALID [2020-07-17 21:19:43,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:43,651 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {4682#true} is VALID [2020-07-17 21:19:43,651 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,651 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4683#false} #448#return; {4683#false} is VALID [2020-07-17 21:19:43,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:43,655 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {4682#true} is VALID [2020-07-17 21:19:43,655 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,655 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4683#false} #450#return; {4683#false} is VALID [2020-07-17 21:19:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:19:43,658 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {4682#true} is VALID [2020-07-17 21:19:43,659 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,659 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4683#false} #452#return; {4683#false} is VALID [2020-07-17 21:19:43,663 INFO L263 TraceCheckUtils]: 0: Hoare triple {4682#true} call ULTIMATE.init(); {4711#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:19:43,670 INFO L280 TraceCheckUtils]: 1: Hoare triple {4711#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,671 INFO L280 TraceCheckUtils]: 2: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume true; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,672 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4687#(= 0 ~pumpRunning~0)} {4682#true} #456#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,673 INFO L263 TraceCheckUtils]: 4: Hoare triple {4687#(= 0 ~pumpRunning~0)} call #t~ret71 := main(); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,673 INFO L280 TraceCheckUtils]: 5: Hoare triple {4687#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~7;havoc ~tmp~5; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,674 INFO L263 TraceCheckUtils]: 6: Hoare triple {4687#(= 0 ~pumpRunning~0)} call select_helpers(); {4682#true} is VALID [2020-07-17 21:19:43,674 INFO L280 TraceCheckUtils]: 7: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,675 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #376#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,675 INFO L263 TraceCheckUtils]: 9: Hoare triple {4687#(= 0 ~pumpRunning~0)} call select_features(); {4682#true} is VALID [2020-07-17 21:19:43,675 INFO L280 TraceCheckUtils]: 10: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,676 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #378#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,676 INFO L263 TraceCheckUtils]: 12: Hoare triple {4687#(= 0 ~pumpRunning~0)} call #t~ret60 := valid_product(); {4682#true} is VALID [2020-07-17 21:19:43,676 INFO L280 TraceCheckUtils]: 13: Hoare triple {4682#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {4682#true} is VALID [2020-07-17 21:19:43,676 INFO L280 TraceCheckUtils]: 14: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,677 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #380#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,678 INFO L280 TraceCheckUtils]: 16: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~5 := #t~ret60;havoc #t~ret60; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,678 INFO L280 TraceCheckUtils]: 17: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~5; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,678 INFO L263 TraceCheckUtils]: 18: Hoare triple {4687#(= 0 ~pumpRunning~0)} call setup(); {4682#true} is VALID [2020-07-17 21:19:43,679 INFO L280 TraceCheckUtils]: 19: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,679 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #382#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,680 INFO L263 TraceCheckUtils]: 21: Hoare triple {4687#(= 0 ~pumpRunning~0)} call runTest(); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,681 INFO L263 TraceCheckUtils]: 22: Hoare triple {4687#(= 0 ~pumpRunning~0)} call test(); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,681 INFO L280 TraceCheckUtils]: 23: Hoare triple {4687#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,682 INFO L280 TraceCheckUtils]: 24: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume !false; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,682 INFO L280 TraceCheckUtils]: 25: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,683 INFO L280 TraceCheckUtils]: 26: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,683 INFO L280 TraceCheckUtils]: 27: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~0); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,684 INFO L280 TraceCheckUtils]: 28: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,684 INFO L280 TraceCheckUtils]: 29: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~0); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,685 INFO L280 TraceCheckUtils]: 30: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,686 INFO L280 TraceCheckUtils]: 31: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___2~0; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,686 INFO L263 TraceCheckUtils]: 32: Hoare triple {4687#(= 0 ~pumpRunning~0)} call timeShift(); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:19:43,687 INFO L280 TraceCheckUtils]: 33: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {4683#false} is VALID [2020-07-17 21:19:43,687 INFO L263 TraceCheckUtils]: 34: Hoare triple {4683#false} call lowerWaterLevel(); {4712#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:19:43,687 INFO L280 TraceCheckUtils]: 35: Hoare triple {4712#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {4682#true} is VALID [2020-07-17 21:19:43,688 INFO L280 TraceCheckUtils]: 36: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,688 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {4682#true} {4683#false} #428#return; {4683#false} is VALID [2020-07-17 21:19:43,688 INFO L280 TraceCheckUtils]: 38: Hoare triple {4683#false} assume 0 != ~systemActive~0; {4683#false} is VALID [2020-07-17 21:19:43,688 INFO L263 TraceCheckUtils]: 39: Hoare triple {4683#false} call processEnvironment(); {4682#true} is VALID [2020-07-17 21:19:43,688 INFO L280 TraceCheckUtils]: 40: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,689 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {4682#true} {4683#false} #430#return; {4683#false} is VALID [2020-07-17 21:19:43,689 INFO L263 TraceCheckUtils]: 42: Hoare triple {4683#false} call __utac_acc__Specification3_spec__1(); {4683#false} is VALID [2020-07-17 21:19:43,689 INFO L280 TraceCheckUtils]: 43: Hoare triple {4683#false} havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1; {4683#false} is VALID [2020-07-17 21:19:43,689 INFO L263 TraceCheckUtils]: 44: Hoare triple {4683#false} call #t~ret57 := isMethaneLevelCritical(); {4682#true} is VALID [2020-07-17 21:19:43,689 INFO L280 TraceCheckUtils]: 45: Hoare triple {4682#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {4682#true} is VALID [2020-07-17 21:19:43,690 INFO L280 TraceCheckUtils]: 46: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,690 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {4682#true} {4683#false} #448#return; {4683#false} is VALID [2020-07-17 21:19:43,690 INFO L280 TraceCheckUtils]: 48: Hoare triple {4683#false} assume -2147483648 <= #t~ret57 && #t~ret57 <= 2147483647;~tmp~4 := #t~ret57;havoc #t~ret57; {4683#false} is VALID [2020-07-17 21:19:43,690 INFO L280 TraceCheckUtils]: 49: Hoare triple {4683#false} assume !(0 != ~tmp~4); {4683#false} is VALID [2020-07-17 21:19:43,691 INFO L263 TraceCheckUtils]: 50: Hoare triple {4683#false} call #t~ret58 := getWaterLevel(); {4682#true} is VALID [2020-07-17 21:19:43,691 INFO L280 TraceCheckUtils]: 51: Hoare triple {4682#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {4682#true} is VALID [2020-07-17 21:19:43,691 INFO L280 TraceCheckUtils]: 52: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,691 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {4682#true} {4683#false} #450#return; {4683#false} is VALID [2020-07-17 21:19:43,692 INFO L280 TraceCheckUtils]: 54: Hoare triple {4683#false} assume -2147483648 <= #t~ret58 && #t~ret58 <= 2147483647;~tmp___0~1 := #t~ret58;havoc #t~ret58; {4683#false} is VALID [2020-07-17 21:19:43,692 INFO L280 TraceCheckUtils]: 55: Hoare triple {4683#false} assume 2 == ~tmp___0~1; {4683#false} is VALID [2020-07-17 21:19:43,692 INFO L263 TraceCheckUtils]: 56: Hoare triple {4683#false} call #t~ret59 := isPumpRunning(); {4682#true} is VALID [2020-07-17 21:19:43,692 INFO L280 TraceCheckUtils]: 57: Hoare triple {4682#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {4682#true} is VALID [2020-07-17 21:19:43,692 INFO L280 TraceCheckUtils]: 58: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-17 21:19:43,693 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {4682#true} {4683#false} #452#return; {4683#false} is VALID [2020-07-17 21:19:43,693 INFO L280 TraceCheckUtils]: 60: Hoare triple {4683#false} assume -2147483648 <= #t~ret59 && #t~ret59 <= 2147483647;~tmp___1~1 := #t~ret59;havoc #t~ret59; {4683#false} is VALID [2020-07-17 21:19:43,693 INFO L280 TraceCheckUtils]: 61: Hoare triple {4683#false} assume !(0 != ~tmp___1~1); {4683#false} is VALID [2020-07-17 21:19:43,693 INFO L263 TraceCheckUtils]: 62: Hoare triple {4683#false} call __automaton_fail(); {4683#false} is VALID [2020-07-17 21:19:43,693 INFO L280 TraceCheckUtils]: 63: Hoare triple {4683#false} assume !false; {4683#false} is VALID [2020-07-17 21:19:43,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:19:43,702 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704107719] [2020-07-17 21:19:43,702 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:19:43,702 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 21:19:43,702 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400622326] [2020-07-17 21:19:43,703 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-07-17 21:19:43,703 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:19:43,703 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 21:19:43,781 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:19:43,782 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 21:19:43,782 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:19:43,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 21:19:43,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:19:43,783 INFO L87 Difference]: Start difference. First operand 341 states and 417 transitions. Second operand 5 states. [2020-07-17 21:19:44,387 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:19:49,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:19:49,147 INFO L93 Difference]: Finished difference Result 586 states and 736 transitions. [2020-07-17 21:19:49,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-17 21:19:49,148 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-07-17 21:19:49,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:19:49,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 21:19:49,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 215 transitions. [2020-07-17 21:19:49,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 21:19:49,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 215 transitions. [2020-07-17 21:19:49,156 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 215 transitions. [2020-07-17 21:19:49,829 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 215 edges. 215 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:19:49,839 INFO L225 Difference]: With dead ends: 586 [2020-07-17 21:19:49,839 INFO L226 Difference]: Without dead ends: 308 [2020-07-17 21:19:49,840 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-17 21:19:49,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2020-07-17 21:19:52,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 295. [2020-07-17 21:19:52,800 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:19:52,801 INFO L82 GeneralOperation]: Start isEquivalent. First operand 308 states. Second operand 295 states. [2020-07-17 21:19:52,801 INFO L74 IsIncluded]: Start isIncluded. First operand 308 states. Second operand 295 states. [2020-07-17 21:19:52,801 INFO L87 Difference]: Start difference. First operand 308 states. Second operand 295 states. [2020-07-17 21:19:52,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:19:52,812 INFO L93 Difference]: Finished difference Result 308 states and 367 transitions. [2020-07-17 21:19:52,812 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 367 transitions. [2020-07-17 21:19:52,813 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:19:52,813 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:19:52,813 INFO L74 IsIncluded]: Start isIncluded. First operand 295 states. Second operand 308 states. [2020-07-17 21:19:52,813 INFO L87 Difference]: Start difference. First operand 295 states. Second operand 308 states. [2020-07-17 21:19:52,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:19:52,824 INFO L93 Difference]: Finished difference Result 308 states and 367 transitions. [2020-07-17 21:19:52,824 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 367 transitions. [2020-07-17 21:19:52,825 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:19:52,825 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:19:52,825 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:19:52,826 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:19:52,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2020-07-17 21:19:52,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 346 transitions. [2020-07-17 21:19:52,835 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 346 transitions. Word has length 64 [2020-07-17 21:19:52,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:19:52,836 INFO L479 AbstractCegarLoop]: Abstraction has 295 states and 346 transitions. [2020-07-17 21:19:52,836 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 21:19:52,836 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 346 transitions. [2020-07-17 21:19:52,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-17 21:19:52,837 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:19:52,837 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] [2020-07-17 21:19:52,838 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:19:52,838 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:19:52,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:19:52,838 INFO L82 PathProgramCache]: Analyzing trace with hash 2049443282, now seen corresponding path program 1 times [2020-07-17 21:19:52,839 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:19:52,839 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653038381] [2020-07-17 21:19:52,839 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:19:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:19:52,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:19:53,011 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:19:53,011 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:19:53,011 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 21:19:53,184 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:19:53,184 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:19:53,184 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:19:53,185 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:19:53,185 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:19:53,185 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:19:53,185 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:19:53,185 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:19:53,185 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:19:53,185 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:19:53,185 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:19:53,186 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:19:53,186 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:19:53,186 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:19:53,186 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:19:53,186 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:19:53,186 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:19:53,186 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:19:53,186 WARN L170 areAnnotationChecker]: processEnvironmentFINAL has no Hoare annotation [2020-07-17 21:19:53,186 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:19:53,187 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:19:53,187 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:19:53,187 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:19:53,187 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:19:53,187 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:19:53,187 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:19:53,187 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:19:53,187 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:19:53,187 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:19:53,187 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:19:53,188 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:19:53,188 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:19:53,188 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:19:53,188 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:19:53,188 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:19:53,188 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:19:53,188 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:19:53,188 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:19:53,188 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:19:53,189 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:19:53,189 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:19:53,189 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:19:53,189 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:19:53,189 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:19:53,189 WARN L170 areAnnotationChecker]: L319-2 has no Hoare annotation [2020-07-17 21:19:53,189 WARN L170 areAnnotationChecker]: L319-2 has no Hoare annotation [2020-07-17 21:19:53,189 WARN L170 areAnnotationChecker]: L319-2 has no Hoare annotation [2020-07-17 21:19:53,189 WARN L170 areAnnotationChecker]: L376-2 has no Hoare annotation [2020-07-17 21:19:53,190 WARN L170 areAnnotationChecker]: L376-2 has no Hoare annotation [2020-07-17 21:19:53,190 WARN L170 areAnnotationChecker]: L376-2 has no Hoare annotation [2020-07-17 21:19:53,190 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:19:53,190 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:19:53,190 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-17 21:19:53,190 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-17 21:19:53,190 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-17 21:19:53,190 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-17 21:19:53,190 WARN L170 areAnnotationChecker]: L232 has no Hoare annotation [2020-07-17 21:19:53,191 WARN L170 areAnnotationChecker]: L232 has no Hoare annotation [2020-07-17 21:19:53,191 WARN L170 areAnnotationChecker]: L230 has no Hoare annotation [2020-07-17 21:19:53,191 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:19:53,191 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2020-07-17 21:19:53,191 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2020-07-17 21:19:53,191 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:19:53,191 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:19:53,191 WARN L170 areAnnotationChecker]: L575 has no Hoare annotation [2020-07-17 21:19:53,191 WARN L170 areAnnotationChecker]: L575 has no Hoare annotation [2020-07-17 21:19:53,191 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:19:53,192 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-17 21:19:53,192 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-17 21:19:53,192 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:19:53,192 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:19:53,192 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-17 21:19:53,192 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-17 21:19:53,192 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-17 21:19:53,192 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-17 21:19:53,192 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-17 21:19:53,192 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:19:53,193 WARN L170 areAnnotationChecker]: L436 has no Hoare annotation [2020-07-17 21:19:53,193 WARN L170 areAnnotationChecker]: L436 has no Hoare annotation [2020-07-17 21:19:53,193 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:19:53,193 WARN L170 areAnnotationChecker]: L841 has no Hoare annotation [2020-07-17 21:19:53,193 WARN L170 areAnnotationChecker]: L841 has no Hoare annotation [2020-07-17 21:19:53,193 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-17 21:19:53,193 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:19:53,193 WARN L170 areAnnotationChecker]: L816-1 has no Hoare annotation [2020-07-17 21:19:53,193 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:19:53,193 WARN L170 areAnnotationChecker]: L129 has no Hoare annotation [2020-07-17 21:19:53,194 WARN L170 areAnnotationChecker]: L129 has no Hoare annotation [2020-07-17 21:19:53,194 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-17 21:19:53,194 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-17 21:19:53,194 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-17 21:19:53,194 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-17 21:19:53,194 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-17 21:19:53,194 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-17 21:19:53,194 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:19:53,194 WARN L170 areAnnotationChecker]: L792-1 has no Hoare annotation [2020-07-17 21:19:53,195 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:19:53,195 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:19:53,195 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:19:53,195 WARN L170 areAnnotationChecker]: L804-1 has no Hoare annotation [2020-07-17 21:19:53,195 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:19:53,195 WARN L170 areAnnotationChecker]: L341 has no Hoare annotation [2020-07-17 21:19:53,195 WARN L170 areAnnotationChecker]: L320 has no Hoare annotation [2020-07-17 21:19:53,195 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-17 21:19:53,195 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-17 21:19:53,195 WARN L170 areAnnotationChecker]: L377 has no Hoare annotation [2020-07-17 21:19:53,196 WARN L170 areAnnotationChecker]: L768-1 has no Hoare annotation [2020-07-17 21:19:53,196 WARN L170 areAnnotationChecker]: L768-1 has no Hoare annotation [2020-07-17 21:19:53,196 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:19:53,196 WARN L170 areAnnotationChecker]: L727 has no Hoare annotation [2020-07-17 21:19:53,196 WARN L170 areAnnotationChecker]: L727 has no Hoare annotation [2020-07-17 21:19:53,196 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:19:53,196 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:19:53,196 WARN L170 areAnnotationChecker]: L197-2 has no Hoare annotation [2020-07-17 21:19:53,196 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-17 21:19:53,197 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-17 21:19:53,197 WARN L170 areAnnotationChecker]: L581 has no Hoare annotation [2020-07-17 21:19:53,197 WARN L170 areAnnotationChecker]: L581 has no Hoare annotation [2020-07-17 21:19:53,197 WARN L170 areAnnotationChecker]: L575-1 has no Hoare annotation [2020-07-17 21:19:53,197 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:19:53,197 WARN L170 areAnnotationChecker]: L175-1 has no Hoare annotation [2020-07-17 21:19:53,197 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:19:53,197 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-17 21:19:53,197 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-17 21:19:53,198 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-17 21:19:53,198 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-17 21:19:53,198 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-17 21:19:53,198 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-17 21:19:53,198 WARN L170 areAnnotationChecker]: L535 has no Hoare annotation [2020-07-17 21:19:53,198 WARN L170 areAnnotationChecker]: L535 has no Hoare annotation [2020-07-17 21:19:53,198 WARN L170 areAnnotationChecker]: L529-1 has no Hoare annotation [2020-07-17 21:19:53,198 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:19:53,199 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:19:53,199 WARN L170 areAnnotationChecker]: L441 has no Hoare annotation [2020-07-17 21:19:53,199 WARN L170 areAnnotationChecker]: L441 has no Hoare annotation [2020-07-17 21:19:53,199 WARN L170 areAnnotationChecker]: L841-2 has no Hoare annotation [2020-07-17 21:19:53,199 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:19:53,199 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:19:53,199 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:19:53,199 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:19:53,199 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-17 21:19:53,200 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-17 21:19:53,200 WARN L170 areAnnotationChecker]: L663-1 has no Hoare annotation [2020-07-17 21:19:53,200 WARN L170 areAnnotationChecker]: L697-1 has no Hoare annotation [2020-07-17 21:19:53,200 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:19:53,200 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:19:53,200 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:19:53,200 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:19:53,200 WARN L170 areAnnotationChecker]: L774-1 has no Hoare annotation [2020-07-17 21:19:53,200 WARN L170 areAnnotationChecker]: L774-1 has no Hoare annotation [2020-07-17 21:19:53,201 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:19:53,201 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:19:53,201 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:19:53,201 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:19:53,201 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-17 21:19:53,201 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-17 21:19:53,201 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:19:53,201 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-17 21:19:53,201 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-17 21:19:53,201 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-17 21:19:53,202 WARN L170 areAnnotationChecker]: L728 has no Hoare annotation [2020-07-17 21:19:53,202 WARN L170 areAnnotationChecker]: L728 has no Hoare annotation [2020-07-17 21:19:53,202 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:19:53,202 WARN L170 areAnnotationChecker]: L673-1 has no Hoare annotation [2020-07-17 21:19:53,202 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-17 21:19:53,202 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-17 21:19:53,202 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:19:53,202 WARN L170 areAnnotationChecker]: L772-1 has no Hoare annotation [2020-07-17 21:19:53,202 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:19:53,203 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:19:53,203 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:19:53,203 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-17 21:19:53,203 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:19:53,203 WARN L170 areAnnotationChecker]: L458 has no Hoare annotation [2020-07-17 21:19:53,203 WARN L170 areAnnotationChecker]: L458 has no Hoare annotation [2020-07-17 21:19:53,203 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:19:53,203 WARN L170 areAnnotationChecker]: L395-1 has no Hoare annotation [2020-07-17 21:19:53,203 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-17 21:19:53,203 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-17 21:19:53,204 WARN L170 areAnnotationChecker]: L75-1 has no Hoare annotation [2020-07-17 21:19:53,204 WARN L170 areAnnotationChecker]: L669-1 has no Hoare annotation [2020-07-17 21:19:53,204 WARN L170 areAnnotationChecker]: L665 has no Hoare annotation [2020-07-17 21:19:53,204 WARN L170 areAnnotationChecker]: L665 has no Hoare annotation [2020-07-17 21:19:53,204 WARN L170 areAnnotationChecker]: L701-2 has no Hoare annotation [2020-07-17 21:19:53,204 WARN L170 areAnnotationChecker]: L701-2 has no Hoare annotation [2020-07-17 21:19:53,204 WARN L170 areAnnotationChecker]: L701-2 has no Hoare annotation [2020-07-17 21:19:53,204 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-17 21:19:53,204 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-17 21:19:53,204 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-17 21:19:53,205 WARN L170 areAnnotationChecker]: L671-1 has no Hoare annotation [2020-07-17 21:19:53,205 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:19:53,205 WARN L170 areAnnotationChecker]: L325-1 has no Hoare annotation [2020-07-17 21:19:53,205 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:19:53,205 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:19:53,205 WARN L170 areAnnotationChecker]: L382-1 has no Hoare annotation [2020-07-17 21:19:53,205 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-17 21:19:53,205 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-17 21:19:53,205 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-17 21:19:53,205 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-17 21:19:53,206 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-17 21:19:53,206 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-17 21:19:53,206 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-17 21:19:53,206 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-17 21:19:53,206 WARN L170 areAnnotationChecker]: L209-2 has no Hoare annotation [2020-07-17 21:19:53,206 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:19:53,206 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:19:53,206 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:19:53,206 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:19:53,207 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:19:53,207 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:19:53,207 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:19:53,207 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:19:53,207 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:19:53,207 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:19:53,207 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-17 21:19:53,207 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-17 21:19:53,207 WARN L170 areAnnotationChecker]: L461-2 has no Hoare annotation [2020-07-17 21:19:53,207 WARN L170 areAnnotationChecker]: L461-2 has no Hoare annotation [2020-07-17 21:19:53,208 WARN L170 areAnnotationChecker]: L461-2 has no Hoare annotation [2020-07-17 21:19:53,208 WARN L170 areAnnotationChecker]: L500 has no Hoare annotation [2020-07-17 21:19:53,208 WARN L170 areAnnotationChecker]: L500 has no Hoare annotation [2020-07-17 21:19:53,208 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:19:53,208 WARN L170 areAnnotationChecker]: L737 has no Hoare annotation [2020-07-17 21:19:53,208 WARN L170 areAnnotationChecker]: L737 has no Hoare annotation [2020-07-17 21:19:53,208 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-17 21:19:53,208 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-17 21:19:53,208 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-17 21:19:53,208 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-17 21:19:53,209 WARN L170 areAnnotationChecker]: L669 has no Hoare annotation [2020-07-17 21:19:53,209 WARN L170 areAnnotationChecker]: L669 has no Hoare annotation [2020-07-17 21:19:53,209 WARN L170 areAnnotationChecker]: L716 has no Hoare annotation [2020-07-17 21:19:53,209 WARN L170 areAnnotationChecker]: L702 has no Hoare annotation [2020-07-17 21:19:53,209 WARN L170 areAnnotationChecker]: L733 has no Hoare annotation [2020-07-17 21:19:53,209 WARN L170 areAnnotationChecker]: L733 has no Hoare annotation [2020-07-17 21:19:53,209 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-17 21:19:53,209 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-17 21:19:53,209 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:19:53,210 WARN L170 areAnnotationChecker]: L477-1 has no Hoare annotation [2020-07-17 21:19:53,210 WARN L170 areAnnotationChecker]: L493-1 has no Hoare annotation [2020-07-17 21:19:53,210 WARN L170 areAnnotationChecker]: L395 has no Hoare annotation [2020-07-17 21:19:53,210 WARN L170 areAnnotationChecker]: L395 has no Hoare annotation [2020-07-17 21:19:53,210 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-17 21:19:53,210 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-17 21:19:53,210 WARN L170 areAnnotationChecker]: L730 has no Hoare annotation [2020-07-17 21:19:53,210 WARN L170 areAnnotationChecker]: L730 has no Hoare annotation [2020-07-17 21:19:53,210 WARN L170 areAnnotationChecker]: L679 has no Hoare annotation [2020-07-17 21:19:53,210 WARN L170 areAnnotationChecker]: L679 has no Hoare annotation [2020-07-17 21:19:53,210 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-17 21:19:53,211 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-17 21:19:53,211 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:19:53,211 WARN L170 areAnnotationChecker]: L734 has no Hoare annotation [2020-07-17 21:19:53,211 WARN L170 areAnnotationChecker]: L734 has no Hoare annotation [2020-07-17 21:19:53,211 WARN L170 areAnnotationChecker]: L738 has no Hoare annotation [2020-07-17 21:19:53,212 WARN L170 areAnnotationChecker]: L738 has no Hoare annotation [2020-07-17 21:19:53,212 WARN L170 areAnnotationChecker]: L712 has no Hoare annotation [2020-07-17 21:19:53,213 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-17 21:19:53,213 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-17 21:19:53,213 WARN L170 areAnnotationChecker]: L482 has no Hoare annotation [2020-07-17 21:19:53,213 WARN L170 areAnnotationChecker]: L462 has no Hoare annotation [2020-07-17 21:19:53,213 WARN L170 areAnnotationChecker]: L462 has no Hoare annotation [2020-07-17 21:19:53,213 WARN L170 areAnnotationChecker]: L501 has no Hoare annotation [2020-07-17 21:19:53,213 WARN L170 areAnnotationChecker]: L501 has no Hoare annotation [2020-07-17 21:19:53,213 WARN L170 areAnnotationChecker]: L220-1 has no Hoare annotation [2020-07-17 21:19:53,214 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-17 21:19:53,214 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-17 21:19:53,214 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-17 21:19:53,214 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-17 21:19:53,214 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:19:53,214 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:19:53,214 WARN L170 areAnnotationChecker]: L705 has no Hoare annotation [2020-07-17 21:19:53,214 WARN L170 areAnnotationChecker]: L705 has no Hoare annotation [2020-07-17 21:19:53,214 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-17 21:19:53,214 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-17 21:19:53,215 WARN L170 areAnnotationChecker]: L731 has no Hoare annotation [2020-07-17 21:19:53,215 WARN L170 areAnnotationChecker]: L731 has no Hoare annotation [2020-07-17 21:19:53,215 WARN L170 areAnnotationChecker]: L735 has no Hoare annotation [2020-07-17 21:19:53,215 WARN L170 areAnnotationChecker]: L735 has no Hoare annotation [2020-07-17 21:19:53,215 WARN L170 areAnnotationChecker]: L739 has no Hoare annotation [2020-07-17 21:19:53,215 WARN L170 areAnnotationChecker]: L739 has no Hoare annotation [2020-07-17 21:19:53,215 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-17 21:19:53,215 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-17 21:19:53,215 WARN L170 areAnnotationChecker]: L463 has no Hoare annotation [2020-07-17 21:19:53,215 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:19:53,216 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-17 21:19:53,216 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-17 21:19:53,216 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:19:53,216 WARN L170 areAnnotationChecker]: L705-1 has no Hoare annotation [2020-07-17 21:19:53,216 WARN L170 areAnnotationChecker]: L705-1 has no Hoare annotation [2020-07-17 21:19:53,216 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-17 21:19:53,216 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-17 21:19:53,216 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:19:53,216 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:19:53,216 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:19:53,217 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:19:53,217 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:19:53,217 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:19:53,217 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:19:53,217 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 21:19:53,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:19:53 BoogieIcfgContainer [2020-07-17 21:19:53,229 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:19:53,232 INFO L168 Benchmark]: Toolchain (without parser) took 58011.25 ms. Allocated memory was 145.2 MB in the beginning and 679.0 MB in the end (delta: 533.7 MB). Free memory was 102.4 MB in the beginning and 343.0 MB in the end (delta: -240.6 MB). Peak memory consumption was 293.2 MB. Max. memory is 7.1 GB. [2020-07-17 21:19:53,234 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 21:19:53,238 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.81 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 102.0 MB in the beginning and 172.1 MB in the end (delta: -70.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2020-07-17 21:19:53,239 INFO L168 Benchmark]: Boogie Preprocessor took 163.66 ms. Allocated memory is still 202.4 MB. Free memory was 172.1 MB in the beginning and 166.2 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:19:53,239 INFO L168 Benchmark]: RCFGBuilder took 1779.71 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 166.2 MB in the beginning and 103.9 MB in the end (delta: 62.3 MB). Peak memory consumption was 95.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:19:53,240 INFO L168 Benchmark]: TraceAbstraction took 55428.76 ms. Allocated memory was 235.9 MB in the beginning and 679.0 MB in the end (delta: 443.0 MB). Free memory was 103.9 MB in the beginning and 343.0 MB in the end (delta: -239.1 MB). Peak memory consumption was 203.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:19:53,248 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 0.51 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 632.81 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 102.0 MB in the beginning and 172.1 MB in the end (delta: -70.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 163.66 ms. Allocated memory is still 202.4 MB. Free memory was 172.1 MB in the beginning and 166.2 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1779.71 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 166.2 MB in the beginning and 103.9 MB in the end (delta: 62.3 MB). Peak memory consumption was 95.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 55428.76 ms. Allocated memory was 235.9 MB in the beginning and 679.0 MB in the end (delta: 443.0 MB). Free memory was 103.9 MB in the beginning and 343.0 MB in the end (delta: -239.1 MB). Peak memory consumption was 203.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 650]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L119] int pumpRunning = 0; [L120] int systemActive = 1; [L411] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L690] int cleanupTimeShifts = 4; [L786] int waterLevel = 1; [L787] int methaneLevelCritical = 0; VAL [\old(cleanupTimeShifts)=173, \old(head)=164, \old(head)=176, \old(methaneLevelCritical)=145, \old(pumpRunning)=136, \old(systemActive)=135, \old(waterLevel)=143, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L763] int retValue_acc ; [L764] 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] [L768] 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] [L769] 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] [L770] 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] [L637] int retValue_acc ; [L640] retValue_acc = 1 [L641] 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] [L770] 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] [L770] tmp = valid_product() [L772] 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] [L774] 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] [L775] 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] [L757] 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] [L46] int splverifierCounter ; [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; [L50] int tmp___2 ; [L53] 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] [L55] 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] [L57] 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] [L63] tmp = __VERIFIER_nondet_int() [L65] 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] [L67] 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] [L804] COND TRUE waterLevel < 2 [L805] 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] [L67] 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] [L73] tmp___0 = __VERIFIER_nondet_int() [L75] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L83] tmp___2 = __VERIFIER_nondet_int() [L85] COND TRUE \read(tmp___2) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___2=-1, waterLevel=2] [L100] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L127] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L134] COND TRUE \read(systemActive) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L136] FCALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L142] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L657] int tmp ; [L658] int tmp___0 ; [L659] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L663] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L825] int retValue_acc ; [L828] retValue_acc = methaneLevelCritical [L829] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L663] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L663] tmp = isMethaneLevelCritical() [L665] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L669] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L857] int retValue_acc ; [L860] retValue_acc = waterLevel [L861] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=1, waterLevel=2] [L669] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L669] tmp___0 = getWaterLevel() [L671] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L673] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L182] int retValue_acc ; [L185] retValue_acc = pumpRunning [L186] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L673] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L673] tmp___1 = isPumpRunning() [L675] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L679] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L650] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 203 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 55.1s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 40.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 415 SDtfs, 629 SDslu, 308 SDs, 0 SdLazy, 1278 SolverSat, 360 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 129 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=341occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 10.6s AutomataMinimizationTime, 5 MinimizatonAttempts, 149 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 350 NumberOfCodeBlocks, 350 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 281 ConstructedInterpolants, 0 QuantifiedInterpolants, 78876 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...