/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_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:20:47,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:20:47,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:20:47,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:20:47,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:20:47,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:20:47,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:20:47,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:20:47,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:20:47,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:20:47,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:20:47,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:20:47,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:20:47,078 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:20:47,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:20:47,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:20:47,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:20:47,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:20:47,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:20:47,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:20:47,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:20:47,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:20:47,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:20:47,101 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:20:47,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:20:47,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:20:47,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:20:47,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:20:47,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:20:47,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:20:47,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:20:47,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:20:47,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:20:47,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:20:47,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:20:47,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:20:47,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:20:47,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:20:47,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:20:47,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:20:47,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:20:47,117 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 21:20:47,156 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:20:47,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:20:47,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:20:47,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:20:47,158 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:20:47,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:20:47,161 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:20:47,161 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:20:47,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:20:47,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:20:47,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:20:47,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:20:47,162 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:20:47,163 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:20:47,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:20:47,163 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:20:47,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:20:47,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:20:47,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:20:47,164 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:20:47,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:20:47,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:20:47,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:20:47,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:20:47,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:20:47,165 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:20:47,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:20:47,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:20:47,166 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:20:47,166 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:20:47,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:20:47,500 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:20:47,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:20:47,507 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:20:47,507 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:20:47,509 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product11.cil.c [2020-07-17 21:20:47,586 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a03bd65cc/2316da7d263046f0911bcf431cfe70db/FLAGc019e8af3 [2020-07-17 21:20:48,122 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:20:48,122 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product11.cil.c [2020-07-17 21:20:48,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a03bd65cc/2316da7d263046f0911bcf431cfe70db/FLAGc019e8af3 [2020-07-17 21:20:48,429 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a03bd65cc/2316da7d263046f0911bcf431cfe70db [2020-07-17 21:20:48,438 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:20:48,441 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:20:48,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:20:48,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:20:48,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:20:48,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:20:48" (1/1) ... [2020-07-17 21:20:48,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ef9ed6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:48, skipping insertion in model container [2020-07-17 21:20:48,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:20:48" (1/1) ... [2020-07-17 21:20:48,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:20:48,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:20:48,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:20:48,999 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:20:49,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:20:49,123 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:20:49,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:49 WrapperNode [2020-07-17 21:20:49,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:20:49,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:20:49,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:20:49,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:20:49,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:49" (1/1) ... [2020-07-17 21:20:49,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:49" (1/1) ... [2020-07-17 21:20:49,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:49" (1/1) ... [2020-07-17 21:20:49,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:49" (1/1) ... [2020-07-17 21:20:49,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:49" (1/1) ... [2020-07-17 21:20:49,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:49" (1/1) ... [2020-07-17 21:20:49,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:49" (1/1) ... [2020-07-17 21:20:49,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:20:49,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:20:49,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:20:49,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:20:49,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:20:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:20:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:20:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:20:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:20:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:20:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:20:49,354 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:20:49,354 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:20:49,355 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:20:49,355 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:20:49,355 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:20:49,355 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:20:49,356 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:20:49,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:20:49,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:20:49,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:20:49,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:20:49,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:20:49,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:20:49,358 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:20:49,359 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:20:49,359 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-17 21:20:49,360 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:20:49,360 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:20:49,361 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:20:49,362 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:20:49,362 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:20:49,362 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:20:49,363 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:20:49,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:20:49,363 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:20:49,363 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:20:49,363 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:20:49,363 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:20:49,363 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:20:49,363 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:20:49,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:20:49,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:20:49,364 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:20:49,364 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:20:49,364 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:20:49,364 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:20:49,364 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:20:49,364 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:20:49,364 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:20:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:20:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:20:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:20:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:20:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:20:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:20:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:20:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:20:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:20:49,366 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:20:49,366 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:20:49,366 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:20:49,366 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:20:49,366 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:20:49,366 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:20:49,366 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:20:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:20:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:20:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:20:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:20:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:20:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:20:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:20:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:20:49,367 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:20:49,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:20:49,368 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:20:49,368 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:20:49,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:20:49,368 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:20:49,368 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:20:49,368 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:20:49,369 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:20:49,369 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:20:49,369 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:20:49,369 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:20:49,369 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-17 21:20:49,369 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:20:49,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:20:49,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:20:49,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:20:50,925 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:20:50,925 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:20:50,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:20:50 BoogieIcfgContainer [2020-07-17 21:20:50,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:20:50,932 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:20:50,933 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:20:50,937 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:20:50,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:20:48" (1/3) ... [2020-07-17 21:20:50,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41b01920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:20:50, skipping insertion in model container [2020-07-17 21:20:50,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:20:49" (2/3) ... [2020-07-17 21:20:50,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41b01920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:20:50, skipping insertion in model container [2020-07-17 21:20:50,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:20:50" (3/3) ... [2020-07-17 21:20:50,941 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product11.cil.c [2020-07-17 21:20:50,954 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:20:50,963 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:20:50,981 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:20:51,024 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:20:51,025 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:20:51,025 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:20:51,025 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:20:51,026 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:20:51,026 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:20:51,026 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:20:51,026 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:20:51,049 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states. [2020-07-17 21:20:51,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:20:51,060 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:20:51,061 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 21:20:51,061 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:20:51,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:20:51,068 INFO L82 PathProgramCache]: Analyzing trace with hash 789577792, now seen corresponding path program 1 times [2020-07-17 21:20:51,078 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:20:51,079 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234928333] [2020-07-17 21:20:51,079 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:20:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:51,771 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:20:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:51,880 INFO L280 TraceCheckUtils]: 0: Hoare triple {176#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(13);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(77, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(101, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(104, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string67.base, #t~string67.offset, 1);call write~init~int(82, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(73, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(84, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 4 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(75, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {153#true} is VALID [2020-07-17 21:20:51,881 INFO L280 TraceCheckUtils]: 1: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:51,882 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {153#true} {153#true} #471#return; {153#true} is VALID [2020-07-17 21:20:51,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:51,909 INFO L280 TraceCheckUtils]: 0: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:51,910 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {153#true} {153#true} #387#return; {153#true} is VALID [2020-07-17 21:20:51,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:51,914 INFO L280 TraceCheckUtils]: 0: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:51,914 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {153#true} {153#true} #389#return; {153#true} is VALID [2020-07-17 21:20:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:51,923 INFO L280 TraceCheckUtils]: 0: Hoare triple {153#true} havoc ~retValue_acc~2;~retValue_acc~2 := 1;#res := ~retValue_acc~2; {153#true} is VALID [2020-07-17 21:20:51,923 INFO L280 TraceCheckUtils]: 1: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:51,924 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {153#true} {153#true} #391#return; {153#true} is VALID [2020-07-17 21:20:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:51,929 INFO L280 TraceCheckUtils]: 0: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:51,929 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {153#true} {153#true} #393#return; {153#true} is VALID [2020-07-17 21:20:51,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:51,939 INFO L280 TraceCheckUtils]: 0: Hoare triple {153#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {153#true} is VALID [2020-07-17 21:20:51,940 INFO L280 TraceCheckUtils]: 1: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:51,940 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {153#true} {154#false} #463#return; {154#false} is VALID [2020-07-17 21:20:51,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:51,958 INFO L280 TraceCheckUtils]: 0: Hoare triple {153#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {153#true} is VALID [2020-07-17 21:20:51,958 INFO L280 TraceCheckUtils]: 1: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:51,959 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {153#true} {154#false} #465#return; {154#false} is VALID [2020-07-17 21:20:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:51,970 INFO L280 TraceCheckUtils]: 0: Hoare triple {153#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {153#true} is VALID [2020-07-17 21:20:51,971 INFO L280 TraceCheckUtils]: 1: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:51,971 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {153#true} {154#false} #467#return; {154#false} is VALID [2020-07-17 21:20:51,978 INFO L263 TraceCheckUtils]: 0: Hoare triple {153#true} call ULTIMATE.init(); {176#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:20:51,979 INFO L280 TraceCheckUtils]: 1: Hoare triple {176#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(13);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(77, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(101, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(104, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string67.base, #t~string67.offset, 1);call write~init~int(82, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(73, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(84, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 4 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(75, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {153#true} is VALID [2020-07-17 21:20:51,979 INFO L280 TraceCheckUtils]: 2: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:51,980 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {153#true} {153#true} #471#return; {153#true} is VALID [2020-07-17 21:20:51,980 INFO L263 TraceCheckUtils]: 4: Hoare triple {153#true} call #t~ret72 := main(); {153#true} is VALID [2020-07-17 21:20:51,981 INFO L280 TraceCheckUtils]: 5: Hoare triple {153#true} havoc ~retValue_acc~0;havoc ~tmp~1; {153#true} is VALID [2020-07-17 21:20:51,981 INFO L263 TraceCheckUtils]: 6: Hoare triple {153#true} call select_helpers(); {153#true} is VALID [2020-07-17 21:20:51,982 INFO L280 TraceCheckUtils]: 7: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:51,982 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {153#true} {153#true} #387#return; {153#true} is VALID [2020-07-17 21:20:51,982 INFO L263 TraceCheckUtils]: 9: Hoare triple {153#true} call select_features(); {153#true} is VALID [2020-07-17 21:20:51,983 INFO L280 TraceCheckUtils]: 10: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:51,983 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {153#true} {153#true} #389#return; {153#true} is VALID [2020-07-17 21:20:51,984 INFO L263 TraceCheckUtils]: 12: Hoare triple {153#true} call #t~ret3 := valid_product(); {153#true} is VALID [2020-07-17 21:20:51,984 INFO L280 TraceCheckUtils]: 13: Hoare triple {153#true} havoc ~retValue_acc~2;~retValue_acc~2 := 1;#res := ~retValue_acc~2; {153#true} is VALID [2020-07-17 21:20:51,984 INFO L280 TraceCheckUtils]: 14: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:51,985 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {153#true} {153#true} #391#return; {153#true} is VALID [2020-07-17 21:20:51,985 INFO L280 TraceCheckUtils]: 16: Hoare triple {153#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp~1 := #t~ret3;havoc #t~ret3; {153#true} is VALID [2020-07-17 21:20:51,985 INFO L280 TraceCheckUtils]: 17: Hoare triple {153#true} assume 0 != ~tmp~1; {153#true} is VALID [2020-07-17 21:20:51,986 INFO L263 TraceCheckUtils]: 18: Hoare triple {153#true} call setup(); {153#true} is VALID [2020-07-17 21:20:51,986 INFO L280 TraceCheckUtils]: 19: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:51,986 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {153#true} {153#true} #393#return; {153#true} is VALID [2020-07-17 21:20:51,986 INFO L263 TraceCheckUtils]: 21: Hoare triple {153#true} call runTest(); {153#true} is VALID [2020-07-17 21:20:51,987 INFO L263 TraceCheckUtils]: 22: Hoare triple {153#true} call test(); {153#true} is VALID [2020-07-17 21:20:51,987 INFO L280 TraceCheckUtils]: 23: Hoare triple {153#true} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {153#true} is VALID [2020-07-17 21:20:51,988 INFO L280 TraceCheckUtils]: 24: Hoare triple {153#true} assume false; {154#false} is VALID [2020-07-17 21:20:51,988 INFO L263 TraceCheckUtils]: 25: Hoare triple {154#false} call cleanup(); {154#false} is VALID [2020-07-17 21:20:51,989 INFO L280 TraceCheckUtils]: 26: Hoare triple {154#false} havoc ~i~0;havoc ~__cil_tmp2~0; {154#false} is VALID [2020-07-17 21:20:51,989 INFO L263 TraceCheckUtils]: 27: Hoare triple {154#false} call timeShift(); {154#false} is VALID [2020-07-17 21:20:51,990 INFO L280 TraceCheckUtils]: 28: Hoare triple {154#false} assume !(0 != ~pumpRunning~0); {154#false} is VALID [2020-07-17 21:20:51,993 INFO L280 TraceCheckUtils]: 29: Hoare triple {154#false} assume !(0 != ~systemActive~0); {154#false} is VALID [2020-07-17 21:20:51,994 INFO L263 TraceCheckUtils]: 30: Hoare triple {154#false} call __utac_acc__Specification3_spec__1(); {154#false} is VALID [2020-07-17 21:20:51,994 INFO L280 TraceCheckUtils]: 31: Hoare triple {154#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {154#false} is VALID [2020-07-17 21:20:51,995 INFO L263 TraceCheckUtils]: 32: Hoare triple {154#false} call #t~ret0 := isMethaneLevelCritical(); {153#true} is VALID [2020-07-17 21:20:51,995 INFO L280 TraceCheckUtils]: 33: Hoare triple {153#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {153#true} is VALID [2020-07-17 21:20:51,996 INFO L280 TraceCheckUtils]: 34: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:51,996 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {153#true} {154#false} #463#return; {154#false} is VALID [2020-07-17 21:20:51,999 INFO L280 TraceCheckUtils]: 36: Hoare triple {154#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {154#false} is VALID [2020-07-17 21:20:51,999 INFO L280 TraceCheckUtils]: 37: Hoare triple {154#false} assume !(0 != ~tmp~0); {154#false} is VALID [2020-07-17 21:20:52,000 INFO L263 TraceCheckUtils]: 38: Hoare triple {154#false} call #t~ret1 := getWaterLevel(); {153#true} is VALID [2020-07-17 21:20:52,000 INFO L280 TraceCheckUtils]: 39: Hoare triple {153#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {153#true} is VALID [2020-07-17 21:20:52,000 INFO L280 TraceCheckUtils]: 40: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:52,001 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {153#true} {154#false} #465#return; {154#false} is VALID [2020-07-17 21:20:52,001 INFO L280 TraceCheckUtils]: 42: Hoare triple {154#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {154#false} is VALID [2020-07-17 21:20:52,001 INFO L280 TraceCheckUtils]: 43: Hoare triple {154#false} assume 2 == ~tmp___0~0; {154#false} is VALID [2020-07-17 21:20:52,002 INFO L263 TraceCheckUtils]: 44: Hoare triple {154#false} call #t~ret2 := isPumpRunning(); {153#true} is VALID [2020-07-17 21:20:52,002 INFO L280 TraceCheckUtils]: 45: Hoare triple {153#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {153#true} is VALID [2020-07-17 21:20:52,003 INFO L280 TraceCheckUtils]: 46: Hoare triple {153#true} assume true; {153#true} is VALID [2020-07-17 21:20:52,006 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {153#true} {154#false} #467#return; {154#false} is VALID [2020-07-17 21:20:52,006 INFO L280 TraceCheckUtils]: 48: Hoare triple {154#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {154#false} is VALID [2020-07-17 21:20:52,007 INFO L280 TraceCheckUtils]: 49: Hoare triple {154#false} assume !(0 != ~tmp___1~0); {154#false} is VALID [2020-07-17 21:20:52,007 INFO L263 TraceCheckUtils]: 50: Hoare triple {154#false} call __automaton_fail(); {154#false} is VALID [2020-07-17 21:20:52,008 INFO L280 TraceCheckUtils]: 51: Hoare triple {154#false} assume !false; {154#false} is VALID [2020-07-17 21:20:52,039 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 21:20:52,041 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234928333] [2020-07-17 21:20:52,042 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:20:52,042 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:20:52,043 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279491057] [2020-07-17 21:20:52,051 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:20:52,057 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:20:52,061 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:20:52,157 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 21:20:52,157 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:20:52,158 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:20:52,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:20:52,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:20:52,169 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 3 states. [2020-07-17 21:20:55,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:20:55,822 INFO L93 Difference]: Finished difference Result 231 states and 307 transitions. [2020-07-17 21:20:55,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:20:55,823 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:20:55,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:20:55,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:20:55,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 307 transitions. [2020-07-17 21:20:55,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:20:55,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 307 transitions. [2020-07-17 21:20:55,872 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 307 transitions. [2020-07-17 21:20:56,965 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 21:20:56,989 INFO L225 Difference]: With dead ends: 231 [2020-07-17 21:20:56,989 INFO L226 Difference]: Without dead ends: 126 [2020-07-17 21:20:56,994 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 21:20:57,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-07-17 21:20:57,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 96. [2020-07-17 21:20:57,909 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:20:57,910 INFO L82 GeneralOperation]: Start isEquivalent. First operand 126 states. Second operand 96 states. [2020-07-17 21:20:57,910 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand 96 states. [2020-07-17 21:20:57,910 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 96 states. [2020-07-17 21:20:57,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:20:57,925 INFO L93 Difference]: Finished difference Result 126 states and 159 transitions. [2020-07-17 21:20:57,925 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2020-07-17 21:20:57,928 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:20:57,928 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:20:57,929 INFO L74 IsIncluded]: Start isIncluded. First operand 96 states. Second operand 126 states. [2020-07-17 21:20:57,929 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 126 states. [2020-07-17 21:20:57,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:20:57,941 INFO L93 Difference]: Finished difference Result 126 states and 159 transitions. [2020-07-17 21:20:57,941 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2020-07-17 21:20:57,944 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:20:57,944 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:20:57,945 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:20:57,945 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:20:57,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-07-17 21:20:57,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 111 transitions. [2020-07-17 21:20:57,953 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 111 transitions. Word has length 52 [2020-07-17 21:20:57,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:20:57,954 INFO L479 AbstractCegarLoop]: Abstraction has 96 states and 111 transitions. [2020-07-17 21:20:57,954 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:20:57,954 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 111 transitions. [2020-07-17 21:20:57,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:20:57,960 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:20:57,960 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 21:20:57,960 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:20:57,961 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:20:57,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:20:57,961 INFO L82 PathProgramCache]: Analyzing trace with hash 86425602, now seen corresponding path program 1 times [2020-07-17 21:20:57,961 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:20:57,962 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315475312] [2020-07-17 21:20:57,962 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:20:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:58,390 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:20:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:58,455 INFO L280 TraceCheckUtils]: 0: Hoare triple {915#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(13);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(77, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(101, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(104, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string67.base, #t~string67.offset, 1);call write~init~int(82, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(73, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(84, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 4 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(75, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {891#true} is VALID [2020-07-17 21:20:58,456 INFO L280 TraceCheckUtils]: 1: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,456 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {891#true} {891#true} #471#return; {891#true} is VALID [2020-07-17 21:20:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:58,459 INFO L280 TraceCheckUtils]: 0: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,460 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {891#true} {891#true} #387#return; {891#true} is VALID [2020-07-17 21:20:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:58,462 INFO L280 TraceCheckUtils]: 0: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,463 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {891#true} {891#true} #389#return; {891#true} is VALID [2020-07-17 21:20:58,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:58,466 INFO L280 TraceCheckUtils]: 0: Hoare triple {891#true} havoc ~retValue_acc~2;~retValue_acc~2 := 1;#res := ~retValue_acc~2; {891#true} is VALID [2020-07-17 21:20:58,467 INFO L280 TraceCheckUtils]: 1: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,467 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {891#true} {891#true} #391#return; {891#true} is VALID [2020-07-17 21:20:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:58,470 INFO L280 TraceCheckUtils]: 0: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,470 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {891#true} {891#true} #393#return; {891#true} is VALID [2020-07-17 21:20:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:58,474 INFO L280 TraceCheckUtils]: 0: Hoare triple {891#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {891#true} is VALID [2020-07-17 21:20:58,474 INFO L280 TraceCheckUtils]: 1: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,475 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {891#true} {892#false} #463#return; {892#false} is VALID [2020-07-17 21:20:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:58,478 INFO L280 TraceCheckUtils]: 0: Hoare triple {891#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {891#true} is VALID [2020-07-17 21:20:58,478 INFO L280 TraceCheckUtils]: 1: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,478 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {891#true} {892#false} #465#return; {892#false} is VALID [2020-07-17 21:20:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:20:58,482 INFO L280 TraceCheckUtils]: 0: Hoare triple {891#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {891#true} is VALID [2020-07-17 21:20:58,482 INFO L280 TraceCheckUtils]: 1: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,482 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {891#true} {892#false} #467#return; {892#false} is VALID [2020-07-17 21:20:58,487 INFO L263 TraceCheckUtils]: 0: Hoare triple {891#true} call ULTIMATE.init(); {915#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:20:58,488 INFO L280 TraceCheckUtils]: 1: Hoare triple {915#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(13);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(77, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(101, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(104, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string67.base, #t~string67.offset, 1);call write~init~int(82, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(73, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(84, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 4 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(75, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {891#true} is VALID [2020-07-17 21:20:58,488 INFO L280 TraceCheckUtils]: 2: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,488 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {891#true} {891#true} #471#return; {891#true} is VALID [2020-07-17 21:20:58,489 INFO L263 TraceCheckUtils]: 4: Hoare triple {891#true} call #t~ret72 := main(); {891#true} is VALID [2020-07-17 21:20:58,489 INFO L280 TraceCheckUtils]: 5: Hoare triple {891#true} havoc ~retValue_acc~0;havoc ~tmp~1; {891#true} is VALID [2020-07-17 21:20:58,489 INFO L263 TraceCheckUtils]: 6: Hoare triple {891#true} call select_helpers(); {891#true} is VALID [2020-07-17 21:20:58,490 INFO L280 TraceCheckUtils]: 7: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,490 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {891#true} {891#true} #387#return; {891#true} is VALID [2020-07-17 21:20:58,490 INFO L263 TraceCheckUtils]: 9: Hoare triple {891#true} call select_features(); {891#true} is VALID [2020-07-17 21:20:58,490 INFO L280 TraceCheckUtils]: 10: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,491 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {891#true} {891#true} #389#return; {891#true} is VALID [2020-07-17 21:20:58,491 INFO L263 TraceCheckUtils]: 12: Hoare triple {891#true} call #t~ret3 := valid_product(); {891#true} is VALID [2020-07-17 21:20:58,491 INFO L280 TraceCheckUtils]: 13: Hoare triple {891#true} havoc ~retValue_acc~2;~retValue_acc~2 := 1;#res := ~retValue_acc~2; {891#true} is VALID [2020-07-17 21:20:58,492 INFO L280 TraceCheckUtils]: 14: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,492 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {891#true} {891#true} #391#return; {891#true} is VALID [2020-07-17 21:20:58,492 INFO L280 TraceCheckUtils]: 16: Hoare triple {891#true} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp~1 := #t~ret3;havoc #t~ret3; {891#true} is VALID [2020-07-17 21:20:58,492 INFO L280 TraceCheckUtils]: 17: Hoare triple {891#true} assume 0 != ~tmp~1; {891#true} is VALID [2020-07-17 21:20:58,493 INFO L263 TraceCheckUtils]: 18: Hoare triple {891#true} call setup(); {891#true} is VALID [2020-07-17 21:20:58,493 INFO L280 TraceCheckUtils]: 19: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,493 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {891#true} {891#true} #393#return; {891#true} is VALID [2020-07-17 21:20:58,494 INFO L263 TraceCheckUtils]: 21: Hoare triple {891#true} call runTest(); {891#true} is VALID [2020-07-17 21:20:58,494 INFO L263 TraceCheckUtils]: 22: Hoare triple {891#true} call test(); {891#true} is VALID [2020-07-17 21:20:58,495 INFO L280 TraceCheckUtils]: 23: Hoare triple {891#true} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {905#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:20:58,496 INFO L280 TraceCheckUtils]: 24: Hoare triple {905#(= 0 test_~splverifierCounter~0)} assume !false; {905#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:20:58,496 INFO L280 TraceCheckUtils]: 25: Hoare triple {905#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {892#false} is VALID [2020-07-17 21:20:58,497 INFO L263 TraceCheckUtils]: 26: Hoare triple {892#false} call cleanup(); {892#false} is VALID [2020-07-17 21:20:58,497 INFO L280 TraceCheckUtils]: 27: Hoare triple {892#false} havoc ~i~0;havoc ~__cil_tmp2~0; {892#false} is VALID [2020-07-17 21:20:58,497 INFO L263 TraceCheckUtils]: 28: Hoare triple {892#false} call timeShift(); {892#false} is VALID [2020-07-17 21:20:58,498 INFO L280 TraceCheckUtils]: 29: Hoare triple {892#false} assume !(0 != ~pumpRunning~0); {892#false} is VALID [2020-07-17 21:20:58,498 INFO L280 TraceCheckUtils]: 30: Hoare triple {892#false} assume !(0 != ~systemActive~0); {892#false} is VALID [2020-07-17 21:20:58,498 INFO L263 TraceCheckUtils]: 31: Hoare triple {892#false} call __utac_acc__Specification3_spec__1(); {892#false} is VALID [2020-07-17 21:20:58,498 INFO L280 TraceCheckUtils]: 32: Hoare triple {892#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {892#false} is VALID [2020-07-17 21:20:58,499 INFO L263 TraceCheckUtils]: 33: Hoare triple {892#false} call #t~ret0 := isMethaneLevelCritical(); {891#true} is VALID [2020-07-17 21:20:58,499 INFO L280 TraceCheckUtils]: 34: Hoare triple {891#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {891#true} is VALID [2020-07-17 21:20:58,499 INFO L280 TraceCheckUtils]: 35: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,500 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {891#true} {892#false} #463#return; {892#false} is VALID [2020-07-17 21:20:58,500 INFO L280 TraceCheckUtils]: 37: Hoare triple {892#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {892#false} is VALID [2020-07-17 21:20:58,500 INFO L280 TraceCheckUtils]: 38: Hoare triple {892#false} assume !(0 != ~tmp~0); {892#false} is VALID [2020-07-17 21:20:58,500 INFO L263 TraceCheckUtils]: 39: Hoare triple {892#false} call #t~ret1 := getWaterLevel(); {891#true} is VALID [2020-07-17 21:20:58,501 INFO L280 TraceCheckUtils]: 40: Hoare triple {891#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {891#true} is VALID [2020-07-17 21:20:58,501 INFO L280 TraceCheckUtils]: 41: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,501 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {891#true} {892#false} #465#return; {892#false} is VALID [2020-07-17 21:20:58,501 INFO L280 TraceCheckUtils]: 43: Hoare triple {892#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {892#false} is VALID [2020-07-17 21:20:58,502 INFO L280 TraceCheckUtils]: 44: Hoare triple {892#false} assume 2 == ~tmp___0~0; {892#false} is VALID [2020-07-17 21:20:58,502 INFO L263 TraceCheckUtils]: 45: Hoare triple {892#false} call #t~ret2 := isPumpRunning(); {891#true} is VALID [2020-07-17 21:20:58,502 INFO L280 TraceCheckUtils]: 46: Hoare triple {891#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {891#true} is VALID [2020-07-17 21:20:58,502 INFO L280 TraceCheckUtils]: 47: Hoare triple {891#true} assume true; {891#true} is VALID [2020-07-17 21:20:58,503 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {891#true} {892#false} #467#return; {892#false} is VALID [2020-07-17 21:20:58,503 INFO L280 TraceCheckUtils]: 49: Hoare triple {892#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {892#false} is VALID [2020-07-17 21:20:58,503 INFO L280 TraceCheckUtils]: 50: Hoare triple {892#false} assume !(0 != ~tmp___1~0); {892#false} is VALID [2020-07-17 21:20:58,503 INFO L263 TraceCheckUtils]: 51: Hoare triple {892#false} call __automaton_fail(); {892#false} is VALID [2020-07-17 21:20:58,504 INFO L280 TraceCheckUtils]: 52: Hoare triple {892#false} assume !false; {892#false} is VALID [2020-07-17 21:20:58,511 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 21:20:58,511 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315475312] [2020-07-17 21:20:58,512 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:20:58,512 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:20:58,512 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679476804] [2020-07-17 21:20:58,514 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:20:58,515 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:20:58,515 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:20:58,581 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 21:20:58,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:20:58,582 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:20:58,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:20:58,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:20:58,583 INFO L87 Difference]: Start difference. First operand 96 states and 111 transitions. Second operand 4 states. [2020-07-17 21:21:00,049 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:21:02,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:02,517 INFO L93 Difference]: Finished difference Result 155 states and 188 transitions. [2020-07-17 21:21:02,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:21:02,517 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:21:02,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:02,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:21:02,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 188 transitions. [2020-07-17 21:21:02,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:21:02,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 188 transitions. [2020-07-17 21:21:02,536 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 188 transitions. [2020-07-17 21:21:03,198 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 21:21:03,204 INFO L225 Difference]: With dead ends: 155 [2020-07-17 21:21:03,204 INFO L226 Difference]: Without dead ends: 110 [2020-07-17 21:21:03,206 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:21:03,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-07-17 21:21:04,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 87. [2020-07-17 21:21:04,167 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:04,168 INFO L82 GeneralOperation]: Start isEquivalent. First operand 110 states. Second operand 87 states. [2020-07-17 21:21:04,168 INFO L74 IsIncluded]: Start isIncluded. First operand 110 states. Second operand 87 states. [2020-07-17 21:21:04,168 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 87 states. [2020-07-17 21:21:04,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:04,176 INFO L93 Difference]: Finished difference Result 110 states and 135 transitions. [2020-07-17 21:21:04,176 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2020-07-17 21:21:04,178 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:04,178 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:04,178 INFO L74 IsIncluded]: Start isIncluded. First operand 87 states. Second operand 110 states. [2020-07-17 21:21:04,178 INFO L87 Difference]: Start difference. First operand 87 states. Second operand 110 states. [2020-07-17 21:21:04,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:04,185 INFO L93 Difference]: Finished difference Result 110 states and 135 transitions. [2020-07-17 21:21:04,185 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2020-07-17 21:21:04,186 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:04,187 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:04,187 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:04,187 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:04,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-07-17 21:21:04,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 99 transitions. [2020-07-17 21:21:04,191 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 99 transitions. Word has length 53 [2020-07-17 21:21:04,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:04,191 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 99 transitions. [2020-07-17 21:21:04,192 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:21:04,192 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2020-07-17 21:21:04,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-17 21:21:04,193 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:04,193 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 21:21:04,194 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:21:04,194 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:04,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:04,194 INFO L82 PathProgramCache]: Analyzing trace with hash -1920799428, now seen corresponding path program 1 times [2020-07-17 21:21:04,195 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:04,195 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391286217] [2020-07-17 21:21:04,195 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:04,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:04,679 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:04,790 INFO L280 TraceCheckUtils]: 0: Hoare triple {1516#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(13);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(77, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(101, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(104, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string67.base, #t~string67.offset, 1);call write~init~int(82, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(73, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(84, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 4 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(75, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1494#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:04,794 INFO L280 TraceCheckUtils]: 1: Hoare triple {1494#(= 1 ~systemActive~0)} assume true; {1494#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:04,795 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1494#(= 1 ~systemActive~0)} {1489#true} #471#return; {1494#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:04,804 INFO L280 TraceCheckUtils]: 0: Hoare triple {1489#true} assume true; {1489#true} is VALID [2020-07-17 21:21:04,805 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1489#true} {1494#(= 1 ~systemActive~0)} #387#return; {1494#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:04,809 INFO L280 TraceCheckUtils]: 0: Hoare triple {1489#true} assume true; {1489#true} is VALID [2020-07-17 21:21:04,810 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1489#true} {1494#(= 1 ~systemActive~0)} #389#return; {1494#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:04,835 INFO L280 TraceCheckUtils]: 0: Hoare triple {1489#true} havoc ~retValue_acc~2;~retValue_acc~2 := 1;#res := ~retValue_acc~2; {1517#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:21:04,836 INFO L280 TraceCheckUtils]: 1: Hoare triple {1517#(= 1 |valid_product_#res|)} assume true; {1517#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:21:04,837 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1517#(= 1 |valid_product_#res|)} {1494#(= 1 ~systemActive~0)} #391#return; {1502#(= |main_#t~ret3| ~systemActive~0)} is VALID [2020-07-17 21:21:04,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:04,842 INFO L280 TraceCheckUtils]: 0: Hoare triple {1489#true} assume true; {1489#true} is VALID [2020-07-17 21:21:04,843 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1489#true} {1504#(not (= 0 ~systemActive~0))} #393#return; {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:04,847 INFO L280 TraceCheckUtils]: 0: Hoare triple {1489#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1489#true} is VALID [2020-07-17 21:21:04,848 INFO L280 TraceCheckUtils]: 1: Hoare triple {1489#true} assume true; {1489#true} is VALID [2020-07-17 21:21:04,848 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1489#true} {1490#false} #463#return; {1490#false} is VALID [2020-07-17 21:21:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:04,856 INFO L280 TraceCheckUtils]: 0: Hoare triple {1489#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1489#true} is VALID [2020-07-17 21:21:04,857 INFO L280 TraceCheckUtils]: 1: Hoare triple {1489#true} assume true; {1489#true} is VALID [2020-07-17 21:21:04,857 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1489#true} {1490#false} #465#return; {1490#false} is VALID [2020-07-17 21:21:04,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:04,862 INFO L280 TraceCheckUtils]: 0: Hoare triple {1489#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1489#true} is VALID [2020-07-17 21:21:04,863 INFO L280 TraceCheckUtils]: 1: Hoare triple {1489#true} assume true; {1489#true} is VALID [2020-07-17 21:21:04,863 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1489#true} {1490#false} #467#return; {1490#false} is VALID [2020-07-17 21:21:04,866 INFO L263 TraceCheckUtils]: 0: Hoare triple {1489#true} call ULTIMATE.init(); {1516#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:21:04,872 INFO L280 TraceCheckUtils]: 1: Hoare triple {1516#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(13);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(77, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(101, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(104, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string67.base, #t~string67.offset, 1);call write~init~int(82, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(73, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(84, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 4 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(75, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1494#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:04,872 INFO L280 TraceCheckUtils]: 2: Hoare triple {1494#(= 1 ~systemActive~0)} assume true; {1494#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:04,873 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1494#(= 1 ~systemActive~0)} {1489#true} #471#return; {1494#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:04,874 INFO L263 TraceCheckUtils]: 4: Hoare triple {1494#(= 1 ~systemActive~0)} call #t~ret72 := main(); {1494#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:04,874 INFO L280 TraceCheckUtils]: 5: Hoare triple {1494#(= 1 ~systemActive~0)} havoc ~retValue_acc~0;havoc ~tmp~1; {1494#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:04,875 INFO L263 TraceCheckUtils]: 6: Hoare triple {1494#(= 1 ~systemActive~0)} call select_helpers(); {1489#true} is VALID [2020-07-17 21:21:04,875 INFO L280 TraceCheckUtils]: 7: Hoare triple {1489#true} assume true; {1489#true} is VALID [2020-07-17 21:21:04,875 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1489#true} {1494#(= 1 ~systemActive~0)} #387#return; {1494#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:04,876 INFO L263 TraceCheckUtils]: 9: Hoare triple {1494#(= 1 ~systemActive~0)} call select_features(); {1489#true} is VALID [2020-07-17 21:21:04,876 INFO L280 TraceCheckUtils]: 10: Hoare triple {1489#true} assume true; {1489#true} is VALID [2020-07-17 21:21:04,876 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1489#true} {1494#(= 1 ~systemActive~0)} #389#return; {1494#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:04,876 INFO L263 TraceCheckUtils]: 12: Hoare triple {1494#(= 1 ~systemActive~0)} call #t~ret3 := valid_product(); {1489#true} is VALID [2020-07-17 21:21:04,877 INFO L280 TraceCheckUtils]: 13: Hoare triple {1489#true} havoc ~retValue_acc~2;~retValue_acc~2 := 1;#res := ~retValue_acc~2; {1517#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:21:04,877 INFO L280 TraceCheckUtils]: 14: Hoare triple {1517#(= 1 |valid_product_#res|)} assume true; {1517#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:21:04,878 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1517#(= 1 |valid_product_#res|)} {1494#(= 1 ~systemActive~0)} #391#return; {1502#(= |main_#t~ret3| ~systemActive~0)} is VALID [2020-07-17 21:21:04,878 INFO L280 TraceCheckUtils]: 16: Hoare triple {1502#(= |main_#t~ret3| ~systemActive~0)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp~1 := #t~ret3;havoc #t~ret3; {1503#(= main_~tmp~1 ~systemActive~0)} is VALID [2020-07-17 21:21:04,879 INFO L280 TraceCheckUtils]: 17: Hoare triple {1503#(= main_~tmp~1 ~systemActive~0)} assume 0 != ~tmp~1; {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,879 INFO L263 TraceCheckUtils]: 18: Hoare triple {1504#(not (= 0 ~systemActive~0))} call setup(); {1489#true} is VALID [2020-07-17 21:21:04,880 INFO L280 TraceCheckUtils]: 19: Hoare triple {1489#true} assume true; {1489#true} is VALID [2020-07-17 21:21:04,880 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1489#true} {1504#(not (= 0 ~systemActive~0))} #393#return; {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,881 INFO L263 TraceCheckUtils]: 21: Hoare triple {1504#(not (= 0 ~systemActive~0))} call runTest(); {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,882 INFO L263 TraceCheckUtils]: 22: Hoare triple {1504#(not (= 0 ~systemActive~0))} call test(); {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,882 INFO L280 TraceCheckUtils]: 23: Hoare triple {1504#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,884 INFO L280 TraceCheckUtils]: 24: Hoare triple {1504#(not (= 0 ~systemActive~0))} assume !false; {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,885 INFO L280 TraceCheckUtils]: 25: Hoare triple {1504#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,886 INFO L280 TraceCheckUtils]: 26: Hoare triple {1504#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet58 && #t~nondet58 <= 2147483647;~tmp~6 := #t~nondet58;havoc #t~nondet58; {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,887 INFO L280 TraceCheckUtils]: 27: Hoare triple {1504#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~6); {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,887 INFO L280 TraceCheckUtils]: 28: Hoare triple {1504#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet59 && #t~nondet59 <= 2147483647;~tmp___0~1 := #t~nondet59;havoc #t~nondet59; {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,888 INFO L280 TraceCheckUtils]: 29: Hoare triple {1504#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,889 INFO L280 TraceCheckUtils]: 30: Hoare triple {1504#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet60 && #t~nondet60 <= 2147483647;~tmp___2~0 := #t~nondet60;havoc #t~nondet60; {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,889 INFO L280 TraceCheckUtils]: 31: Hoare triple {1504#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,890 INFO L263 TraceCheckUtils]: 32: Hoare triple {1504#(not (= 0 ~systemActive~0))} call timeShift(); {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,890 INFO L280 TraceCheckUtils]: 33: Hoare triple {1504#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1504#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:04,891 INFO L280 TraceCheckUtils]: 34: Hoare triple {1504#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1490#false} is VALID [2020-07-17 21:21:04,891 INFO L263 TraceCheckUtils]: 35: Hoare triple {1490#false} call __utac_acc__Specification3_spec__1(); {1490#false} is VALID [2020-07-17 21:21:04,891 INFO L280 TraceCheckUtils]: 36: Hoare triple {1490#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {1490#false} is VALID [2020-07-17 21:21:04,891 INFO L263 TraceCheckUtils]: 37: Hoare triple {1490#false} call #t~ret0 := isMethaneLevelCritical(); {1489#true} is VALID [2020-07-17 21:21:04,891 INFO L280 TraceCheckUtils]: 38: Hoare triple {1489#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1489#true} is VALID [2020-07-17 21:21:04,892 INFO L280 TraceCheckUtils]: 39: Hoare triple {1489#true} assume true; {1489#true} is VALID [2020-07-17 21:21:04,892 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1489#true} {1490#false} #463#return; {1490#false} is VALID [2020-07-17 21:21:04,892 INFO L280 TraceCheckUtils]: 41: Hoare triple {1490#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {1490#false} is VALID [2020-07-17 21:21:04,892 INFO L280 TraceCheckUtils]: 42: Hoare triple {1490#false} assume !(0 != ~tmp~0); {1490#false} is VALID [2020-07-17 21:21:04,893 INFO L263 TraceCheckUtils]: 43: Hoare triple {1490#false} call #t~ret1 := getWaterLevel(); {1489#true} is VALID [2020-07-17 21:21:04,893 INFO L280 TraceCheckUtils]: 44: Hoare triple {1489#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1489#true} is VALID [2020-07-17 21:21:04,893 INFO L280 TraceCheckUtils]: 45: Hoare triple {1489#true} assume true; {1489#true} is VALID [2020-07-17 21:21:04,893 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1489#true} {1490#false} #465#return; {1490#false} is VALID [2020-07-17 21:21:04,894 INFO L280 TraceCheckUtils]: 47: Hoare triple {1490#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {1490#false} is VALID [2020-07-17 21:21:04,894 INFO L280 TraceCheckUtils]: 48: Hoare triple {1490#false} assume 2 == ~tmp___0~0; {1490#false} is VALID [2020-07-17 21:21:04,894 INFO L263 TraceCheckUtils]: 49: Hoare triple {1490#false} call #t~ret2 := isPumpRunning(); {1489#true} is VALID [2020-07-17 21:21:04,894 INFO L280 TraceCheckUtils]: 50: Hoare triple {1489#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1489#true} is VALID [2020-07-17 21:21:04,894 INFO L280 TraceCheckUtils]: 51: Hoare triple {1489#true} assume true; {1489#true} is VALID [2020-07-17 21:21:04,895 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1489#true} {1490#false} #467#return; {1490#false} is VALID [2020-07-17 21:21:04,895 INFO L280 TraceCheckUtils]: 53: Hoare triple {1490#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {1490#false} is VALID [2020-07-17 21:21:04,895 INFO L280 TraceCheckUtils]: 54: Hoare triple {1490#false} assume !(0 != ~tmp___1~0); {1490#false} is VALID [2020-07-17 21:21:04,895 INFO L263 TraceCheckUtils]: 55: Hoare triple {1490#false} call __automaton_fail(); {1490#false} is VALID [2020-07-17 21:21:04,896 INFO L280 TraceCheckUtils]: 56: Hoare triple {1490#false} assume !false; {1490#false} is VALID [2020-07-17 21:21:04,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:04,905 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391286217] [2020-07-17 21:21:04,905 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:04,905 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:21:04,905 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479901245] [2020-07-17 21:21:04,906 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:21:04,906 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:04,906 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:21:04,980 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 21:21:04,980 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:21:04,980 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:04,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:21:04,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:21:04,981 INFO L87 Difference]: Start difference. First operand 87 states and 99 transitions. Second operand 8 states. [2020-07-17 21:21:05,890 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:21:06,801 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:07,218 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:07,536 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:11,072 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:21:17,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:17,028 INFO L93 Difference]: Finished difference Result 311 states and 384 transitions. [2020-07-17 21:21:17,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:21:17,029 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:21:17,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:17,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:21:17,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 384 transitions. [2020-07-17 21:21:17,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:21:17,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 384 transitions. [2020-07-17 21:21:17,047 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 384 transitions. [2020-07-17 21:21:18,351 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 21:21:18,362 INFO L225 Difference]: With dead ends: 311 [2020-07-17 21:21:18,362 INFO L226 Difference]: Without dead ends: 248 [2020-07-17 21:21:18,363 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-17 21:21:18,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-07-17 21:21:20,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 186. [2020-07-17 21:21:20,224 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:20,224 INFO L82 GeneralOperation]: Start isEquivalent. First operand 248 states. Second operand 186 states. [2020-07-17 21:21:20,224 INFO L74 IsIncluded]: Start isIncluded. First operand 248 states. Second operand 186 states. [2020-07-17 21:21:20,224 INFO L87 Difference]: Start difference. First operand 248 states. Second operand 186 states. [2020-07-17 21:21:20,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:20,237 INFO L93 Difference]: Finished difference Result 248 states and 302 transitions. [2020-07-17 21:21:20,238 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 302 transitions. [2020-07-17 21:21:20,239 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:20,239 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:20,239 INFO L74 IsIncluded]: Start isIncluded. First operand 186 states. Second operand 248 states. [2020-07-17 21:21:20,240 INFO L87 Difference]: Start difference. First operand 186 states. Second operand 248 states. [2020-07-17 21:21:20,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:20,252 INFO L93 Difference]: Finished difference Result 248 states and 302 transitions. [2020-07-17 21:21:20,252 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 302 transitions. [2020-07-17 21:21:20,254 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:20,254 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:20,254 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:20,254 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:20,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-07-17 21:21:20,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 221 transitions. [2020-07-17 21:21:20,262 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 221 transitions. Word has length 57 [2020-07-17 21:21:20,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:20,262 INFO L479 AbstractCegarLoop]: Abstraction has 186 states and 221 transitions. [2020-07-17 21:21:20,262 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:21:20,262 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 221 transitions. [2020-07-17 21:21:20,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-17 21:21:20,264 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:20,264 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 21:21:20,264 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:21:20,265 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:20,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:20,265 INFO L82 PathProgramCache]: Analyzing trace with hash 1032165772, now seen corresponding path program 1 times [2020-07-17 21:21:20,265 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:20,266 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755329970] [2020-07-17 21:21:20,266 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:20,641 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:20,758 INFO L280 TraceCheckUtils]: 0: Hoare triple {2752#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(13);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(77, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(101, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(104, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string67.base, #t~string67.offset, 1);call write~init~int(82, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(73, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(84, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 4 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(75, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,758 INFO L280 TraceCheckUtils]: 1: Hoare triple {2729#(= 1 ~waterLevel~0)} assume true; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,759 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2729#(= 1 ~waterLevel~0)} {2724#true} #471#return; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:20,764 INFO L280 TraceCheckUtils]: 0: Hoare triple {2724#true} assume true; {2724#true} is VALID [2020-07-17 21:21:20,765 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2724#true} {2729#(= 1 ~waterLevel~0)} #387#return; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:20,770 INFO L280 TraceCheckUtils]: 0: Hoare triple {2724#true} assume true; {2724#true} is VALID [2020-07-17 21:21:20,772 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2724#true} {2729#(= 1 ~waterLevel~0)} #389#return; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:20,776 INFO L280 TraceCheckUtils]: 0: Hoare triple {2724#true} havoc ~retValue_acc~2;~retValue_acc~2 := 1;#res := ~retValue_acc~2; {2724#true} is VALID [2020-07-17 21:21:20,776 INFO L280 TraceCheckUtils]: 1: Hoare triple {2724#true} assume true; {2724#true} is VALID [2020-07-17 21:21:20,777 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2724#true} {2729#(= 1 ~waterLevel~0)} #391#return; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:20,781 INFO L280 TraceCheckUtils]: 0: Hoare triple {2724#true} assume true; {2724#true} is VALID [2020-07-17 21:21:20,782 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2724#true} {2729#(= 1 ~waterLevel~0)} #393#return; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:20,786 INFO L280 TraceCheckUtils]: 0: Hoare triple {2724#true} assume true; {2724#true} is VALID [2020-07-17 21:21:20,786 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2724#true} {2729#(= 1 ~waterLevel~0)} #445#return; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:20,792 INFO L280 TraceCheckUtils]: 0: Hoare triple {2724#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {2724#true} is VALID [2020-07-17 21:21:20,792 INFO L280 TraceCheckUtils]: 1: Hoare triple {2724#true} assume true; {2724#true} is VALID [2020-07-17 21:21:20,793 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2724#true} {2729#(= 1 ~waterLevel~0)} #463#return; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:20,812 INFO L280 TraceCheckUtils]: 0: Hoare triple {2724#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {2753#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:20,813 INFO L280 TraceCheckUtils]: 1: Hoare triple {2753#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2753#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:20,814 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2753#(= |getWaterLevel_#res| ~waterLevel~0)} {2729#(= 1 ~waterLevel~0)} #465#return; {2747#(= 1 |__utac_acc__Specification3_spec__1_#t~ret1|)} is VALID [2020-07-17 21:21:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:20,817 INFO L280 TraceCheckUtils]: 0: Hoare triple {2724#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {2724#true} is VALID [2020-07-17 21:21:20,817 INFO L280 TraceCheckUtils]: 1: Hoare triple {2724#true} assume true; {2724#true} is VALID [2020-07-17 21:21:20,817 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2724#true} {2725#false} #467#return; {2725#false} is VALID [2020-07-17 21:21:20,822 INFO L263 TraceCheckUtils]: 0: Hoare triple {2724#true} call ULTIMATE.init(); {2752#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:21:20,827 INFO L280 TraceCheckUtils]: 1: Hoare triple {2752#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(13);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(77, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(101, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(104, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string67.base, #t~string67.offset, 1);call write~init~int(82, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(73, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(84, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 4 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(75, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,828 INFO L280 TraceCheckUtils]: 2: Hoare triple {2729#(= 1 ~waterLevel~0)} assume true; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,829 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2729#(= 1 ~waterLevel~0)} {2724#true} #471#return; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,829 INFO L263 TraceCheckUtils]: 4: Hoare triple {2729#(= 1 ~waterLevel~0)} call #t~ret72 := main(); {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,830 INFO L280 TraceCheckUtils]: 5: Hoare triple {2729#(= 1 ~waterLevel~0)} havoc ~retValue_acc~0;havoc ~tmp~1; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,830 INFO L263 TraceCheckUtils]: 6: Hoare triple {2729#(= 1 ~waterLevel~0)} call select_helpers(); {2724#true} is VALID [2020-07-17 21:21:20,830 INFO L280 TraceCheckUtils]: 7: Hoare triple {2724#true} assume true; {2724#true} is VALID [2020-07-17 21:21:20,831 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2724#true} {2729#(= 1 ~waterLevel~0)} #387#return; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,831 INFO L263 TraceCheckUtils]: 9: Hoare triple {2729#(= 1 ~waterLevel~0)} call select_features(); {2724#true} is VALID [2020-07-17 21:21:20,832 INFO L280 TraceCheckUtils]: 10: Hoare triple {2724#true} assume true; {2724#true} is VALID [2020-07-17 21:21:20,832 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2724#true} {2729#(= 1 ~waterLevel~0)} #389#return; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,832 INFO L263 TraceCheckUtils]: 12: Hoare triple {2729#(= 1 ~waterLevel~0)} call #t~ret3 := valid_product(); {2724#true} is VALID [2020-07-17 21:21:20,833 INFO L280 TraceCheckUtils]: 13: Hoare triple {2724#true} havoc ~retValue_acc~2;~retValue_acc~2 := 1;#res := ~retValue_acc~2; {2724#true} is VALID [2020-07-17 21:21:20,833 INFO L280 TraceCheckUtils]: 14: Hoare triple {2724#true} assume true; {2724#true} is VALID [2020-07-17 21:21:20,834 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2724#true} {2729#(= 1 ~waterLevel~0)} #391#return; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,834 INFO L280 TraceCheckUtils]: 16: Hoare triple {2729#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp~1 := #t~ret3;havoc #t~ret3; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,835 INFO L280 TraceCheckUtils]: 17: Hoare triple {2729#(= 1 ~waterLevel~0)} assume 0 != ~tmp~1; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,835 INFO L263 TraceCheckUtils]: 18: Hoare triple {2729#(= 1 ~waterLevel~0)} call setup(); {2724#true} is VALID [2020-07-17 21:21:20,835 INFO L280 TraceCheckUtils]: 19: Hoare triple {2724#true} assume true; {2724#true} is VALID [2020-07-17 21:21:20,836 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2724#true} {2729#(= 1 ~waterLevel~0)} #393#return; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,837 INFO L263 TraceCheckUtils]: 21: Hoare triple {2729#(= 1 ~waterLevel~0)} call runTest(); {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,838 INFO L263 TraceCheckUtils]: 22: Hoare triple {2729#(= 1 ~waterLevel~0)} call test(); {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,838 INFO L280 TraceCheckUtils]: 23: Hoare triple {2729#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,839 INFO L280 TraceCheckUtils]: 24: Hoare triple {2729#(= 1 ~waterLevel~0)} assume !false; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,839 INFO L280 TraceCheckUtils]: 25: Hoare triple {2729#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,840 INFO L280 TraceCheckUtils]: 26: Hoare triple {2729#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet58 && #t~nondet58 <= 2147483647;~tmp~6 := #t~nondet58;havoc #t~nondet58; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,841 INFO L280 TraceCheckUtils]: 27: Hoare triple {2729#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~6); {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,841 INFO L280 TraceCheckUtils]: 28: Hoare triple {2729#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet59 && #t~nondet59 <= 2147483647;~tmp___0~1 := #t~nondet59;havoc #t~nondet59; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,842 INFO L280 TraceCheckUtils]: 29: Hoare triple {2729#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,842 INFO L280 TraceCheckUtils]: 30: Hoare triple {2729#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet60 && #t~nondet60 <= 2147483647;~tmp___2~0 := #t~nondet60;havoc #t~nondet60; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,843 INFO L280 TraceCheckUtils]: 31: Hoare triple {2729#(= 1 ~waterLevel~0)} assume 0 != ~tmp___2~0; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,844 INFO L263 TraceCheckUtils]: 32: Hoare triple {2729#(= 1 ~waterLevel~0)} call timeShift(); {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,844 INFO L280 TraceCheckUtils]: 33: Hoare triple {2729#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,845 INFO L280 TraceCheckUtils]: 34: Hoare triple {2729#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,845 INFO L263 TraceCheckUtils]: 35: Hoare triple {2729#(= 1 ~waterLevel~0)} call processEnvironment(); {2724#true} is VALID [2020-07-17 21:21:20,845 INFO L280 TraceCheckUtils]: 36: Hoare triple {2724#true} assume true; {2724#true} is VALID [2020-07-17 21:21:20,846 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {2724#true} {2729#(= 1 ~waterLevel~0)} #445#return; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,846 INFO L263 TraceCheckUtils]: 38: Hoare triple {2729#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,847 INFO L280 TraceCheckUtils]: 39: Hoare triple {2729#(= 1 ~waterLevel~0)} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,847 INFO L263 TraceCheckUtils]: 40: Hoare triple {2729#(= 1 ~waterLevel~0)} call #t~ret0 := isMethaneLevelCritical(); {2724#true} is VALID [2020-07-17 21:21:20,847 INFO L280 TraceCheckUtils]: 41: Hoare triple {2724#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {2724#true} is VALID [2020-07-17 21:21:20,848 INFO L280 TraceCheckUtils]: 42: Hoare triple {2724#true} assume true; {2724#true} is VALID [2020-07-17 21:21:20,848 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {2724#true} {2729#(= 1 ~waterLevel~0)} #463#return; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,849 INFO L280 TraceCheckUtils]: 44: Hoare triple {2729#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,849 INFO L280 TraceCheckUtils]: 45: Hoare triple {2729#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~0); {2729#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:20,850 INFO L263 TraceCheckUtils]: 46: Hoare triple {2729#(= 1 ~waterLevel~0)} call #t~ret1 := getWaterLevel(); {2724#true} is VALID [2020-07-17 21:21:20,850 INFO L280 TraceCheckUtils]: 47: Hoare triple {2724#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {2753#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:20,851 INFO L280 TraceCheckUtils]: 48: Hoare triple {2753#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2753#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:20,852 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {2753#(= |getWaterLevel_#res| ~waterLevel~0)} {2729#(= 1 ~waterLevel~0)} #465#return; {2747#(= 1 |__utac_acc__Specification3_spec__1_#t~ret1|)} is VALID [2020-07-17 21:21:20,852 INFO L280 TraceCheckUtils]: 50: Hoare triple {2747#(= 1 |__utac_acc__Specification3_spec__1_#t~ret1|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {2748#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} is VALID [2020-07-17 21:21:20,853 INFO L280 TraceCheckUtils]: 51: Hoare triple {2748#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} assume 2 == ~tmp___0~0; {2725#false} is VALID [2020-07-17 21:21:20,853 INFO L263 TraceCheckUtils]: 52: Hoare triple {2725#false} call #t~ret2 := isPumpRunning(); {2724#true} is VALID [2020-07-17 21:21:20,853 INFO L280 TraceCheckUtils]: 53: Hoare triple {2724#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {2724#true} is VALID [2020-07-17 21:21:20,854 INFO L280 TraceCheckUtils]: 54: Hoare triple {2724#true} assume true; {2724#true} is VALID [2020-07-17 21:21:20,854 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2724#true} {2725#false} #467#return; {2725#false} is VALID [2020-07-17 21:21:20,854 INFO L280 TraceCheckUtils]: 56: Hoare triple {2725#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {2725#false} is VALID [2020-07-17 21:21:20,854 INFO L280 TraceCheckUtils]: 57: Hoare triple {2725#false} assume !(0 != ~tmp___1~0); {2725#false} is VALID [2020-07-17 21:21:20,854 INFO L263 TraceCheckUtils]: 58: Hoare triple {2725#false} call __automaton_fail(); {2725#false} is VALID [2020-07-17 21:21:20,855 INFO L280 TraceCheckUtils]: 59: Hoare triple {2725#false} assume !false; {2725#false} is VALID [2020-07-17 21:21:20,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:20,863 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755329970] [2020-07-17 21:21:20,863 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:20,863 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-17 21:21:20,864 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752169572] [2020-07-17 21:21:20,864 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 60 [2020-07-17 21:21:20,865 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:20,865 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-17 21:21:20,944 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 21:21:20,944 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-17 21:21:20,944 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:20,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-17 21:21:20,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-07-17 21:21:20,945 INFO L87 Difference]: Start difference. First operand 186 states and 221 transitions. Second operand 7 states. [2020-07-17 21:21:21,734 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:21:27,417 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:28,032 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:28,437 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:28,837 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:21:31,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:31,021 INFO L93 Difference]: Finished difference Result 524 states and 668 transitions. [2020-07-17 21:21:31,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-17 21:21:31,021 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 60 [2020-07-17 21:21:31,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:31,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-17 21:21:31,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 283 transitions. [2020-07-17 21:21:31,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-17 21:21:31,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 283 transitions. [2020-07-17 21:21:31,034 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 283 transitions. [2020-07-17 21:21:31,972 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 21:21:31,987 INFO L225 Difference]: With dead ends: 524 [2020-07-17 21:21:31,987 INFO L226 Difference]: Without dead ends: 362 [2020-07-17 21:21:31,989 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-07-17 21:21:31,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2020-07-17 21:21:35,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 341. [2020-07-17 21:21:35,254 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:35,254 INFO L82 GeneralOperation]: Start isEquivalent. First operand 362 states. Second operand 341 states. [2020-07-17 21:21:35,254 INFO L74 IsIncluded]: Start isIncluded. First operand 362 states. Second operand 341 states. [2020-07-17 21:21:35,254 INFO L87 Difference]: Start difference. First operand 362 states. Second operand 341 states. [2020-07-17 21:21:35,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:35,272 INFO L93 Difference]: Finished difference Result 362 states and 447 transitions. [2020-07-17 21:21:35,272 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 447 transitions. [2020-07-17 21:21:35,274 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:35,274 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:35,274 INFO L74 IsIncluded]: Start isIncluded. First operand 341 states. Second operand 362 states. [2020-07-17 21:21:35,274 INFO L87 Difference]: Start difference. First operand 341 states. Second operand 362 states. [2020-07-17 21:21:35,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:35,292 INFO L93 Difference]: Finished difference Result 362 states and 447 transitions. [2020-07-17 21:21:35,292 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 447 transitions. [2020-07-17 21:21:35,294 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:35,294 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:35,294 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:35,294 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:35,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2020-07-17 21:21:35,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 417 transitions. [2020-07-17 21:21:35,311 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 417 transitions. Word has length 60 [2020-07-17 21:21:35,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:35,312 INFO L479 AbstractCegarLoop]: Abstraction has 341 states and 417 transitions. [2020-07-17 21:21:35,312 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-17 21:21:35,312 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 417 transitions. [2020-07-17 21:21:35,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-17 21:21:35,314 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:35,314 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 21:21:35,314 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:21:35,314 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:35,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:35,315 INFO L82 PathProgramCache]: Analyzing trace with hash 2086246822, now seen corresponding path program 1 times [2020-07-17 21:21:35,315 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:35,315 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424987642] [2020-07-17 21:21:35,315 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:35,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:35,625 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:35,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:35,733 INFO L280 TraceCheckUtils]: 0: Hoare triple {4719#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(13);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(77, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(101, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(104, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string67.base, #t~string67.offset, 1);call write~init~int(82, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(73, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(84, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 4 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(75, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,734 INFO L280 TraceCheckUtils]: 1: Hoare triple {4695#(= 0 ~pumpRunning~0)} assume true; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,736 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4695#(= 0 ~pumpRunning~0)} {4690#true} #471#return; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:35,740 INFO L280 TraceCheckUtils]: 0: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,741 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4690#true} {4695#(= 0 ~pumpRunning~0)} #387#return; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:35,745 INFO L280 TraceCheckUtils]: 0: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,746 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4690#true} {4695#(= 0 ~pumpRunning~0)} #389#return; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:35,750 INFO L280 TraceCheckUtils]: 0: Hoare triple {4690#true} havoc ~retValue_acc~2;~retValue_acc~2 := 1;#res := ~retValue_acc~2; {4690#true} is VALID [2020-07-17 21:21:35,750 INFO L280 TraceCheckUtils]: 1: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,751 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4690#true} {4695#(= 0 ~pumpRunning~0)} #391#return; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:35,758 INFO L280 TraceCheckUtils]: 0: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,759 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4690#true} {4695#(= 0 ~pumpRunning~0)} #393#return; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:35,774 INFO L280 TraceCheckUtils]: 0: Hoare triple {4720#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {4690#true} is VALID [2020-07-17 21:21:35,774 INFO L280 TraceCheckUtils]: 1: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,774 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4690#true} {4691#false} #443#return; {4691#false} is VALID [2020-07-17 21:21:35,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:35,780 INFO L280 TraceCheckUtils]: 0: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,781 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4690#true} {4691#false} #445#return; {4691#false} is VALID [2020-07-17 21:21:35,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:35,788 INFO L280 TraceCheckUtils]: 0: Hoare triple {4690#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {4690#true} is VALID [2020-07-17 21:21:35,789 INFO L280 TraceCheckUtils]: 1: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,789 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4690#true} {4691#false} #463#return; {4691#false} is VALID [2020-07-17 21:21:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:35,792 INFO L280 TraceCheckUtils]: 0: Hoare triple {4690#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {4690#true} is VALID [2020-07-17 21:21:35,793 INFO L280 TraceCheckUtils]: 1: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,793 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4690#true} {4691#false} #465#return; {4691#false} is VALID [2020-07-17 21:21:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:35,797 INFO L280 TraceCheckUtils]: 0: Hoare triple {4690#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {4690#true} is VALID [2020-07-17 21:21:35,797 INFO L280 TraceCheckUtils]: 1: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,797 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4690#true} {4691#false} #467#return; {4691#false} is VALID [2020-07-17 21:21:35,801 INFO L263 TraceCheckUtils]: 0: Hoare triple {4690#true} call ULTIMATE.init(); {4719#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-17 21:21:35,807 INFO L280 TraceCheckUtils]: 1: Hoare triple {4719#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(13);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string45.base, #t~string45.offset, 1);call write~init~int(110, #t~string45.base, 1 + #t~string45.offset, 1);call write~init~int(0, #t~string45.base, 2 + #t~string45.offset, 1);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string47.base, #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(102, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string49.base, #t~string49.offset, 1);call write~init~int(80, #t~string49.base, 1 + #t~string49.offset, 1);call write~init~int(117, #t~string49.base, 2 + #t~string49.offset, 1);call write~init~int(109, #t~string49.base, 3 + #t~string49.offset, 1);call write~init~int(112, #t~string49.base, 4 + #t~string49.offset, 1);call write~init~int(58, #t~string49.base, 5 + #t~string49.offset, 1);call write~init~int(0, #t~string49.base, 6 + #t~string49.offset, 1);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string51.base, #t~string51.offset, 1);call write~init~int(110, #t~string51.base, 1 + #t~string51.offset, 1);call write~init~int(0, #t~string51.base, 2 + #t~string51.offset, 1);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string53.base, #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 1 + #t~string53.offset, 1);call write~init~int(102, #t~string53.base, 2 + #t~string53.offset, 1);call write~init~int(0, #t~string53.base, 3 + #t~string53.offset, 1);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string55.base, #t~string55.offset, 1);call write~init~int(32, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string57.base, #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 1 + #t~string57.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(13);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(77, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(101, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(104, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string67.base, #t~string67.offset, 1);call write~init~int(82, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(73, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(84, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 4 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(75, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 1 + #t~string71.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,808 INFO L280 TraceCheckUtils]: 2: Hoare triple {4695#(= 0 ~pumpRunning~0)} assume true; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,808 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4695#(= 0 ~pumpRunning~0)} {4690#true} #471#return; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,809 INFO L263 TraceCheckUtils]: 4: Hoare triple {4695#(= 0 ~pumpRunning~0)} call #t~ret72 := main(); {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,809 INFO L280 TraceCheckUtils]: 5: Hoare triple {4695#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~0;havoc ~tmp~1; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,810 INFO L263 TraceCheckUtils]: 6: Hoare triple {4695#(= 0 ~pumpRunning~0)} call select_helpers(); {4690#true} is VALID [2020-07-17 21:21:35,810 INFO L280 TraceCheckUtils]: 7: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,810 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4690#true} {4695#(= 0 ~pumpRunning~0)} #387#return; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,811 INFO L263 TraceCheckUtils]: 9: Hoare triple {4695#(= 0 ~pumpRunning~0)} call select_features(); {4690#true} is VALID [2020-07-17 21:21:35,811 INFO L280 TraceCheckUtils]: 10: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,811 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {4690#true} {4695#(= 0 ~pumpRunning~0)} #389#return; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,812 INFO L263 TraceCheckUtils]: 12: Hoare triple {4695#(= 0 ~pumpRunning~0)} call #t~ret3 := valid_product(); {4690#true} is VALID [2020-07-17 21:21:35,812 INFO L280 TraceCheckUtils]: 13: Hoare triple {4690#true} havoc ~retValue_acc~2;~retValue_acc~2 := 1;#res := ~retValue_acc~2; {4690#true} is VALID [2020-07-17 21:21:35,812 INFO L280 TraceCheckUtils]: 14: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,816 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {4690#true} {4695#(= 0 ~pumpRunning~0)} #391#return; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,817 INFO L280 TraceCheckUtils]: 16: Hoare triple {4695#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp~1 := #t~ret3;havoc #t~ret3; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,817 INFO L280 TraceCheckUtils]: 17: Hoare triple {4695#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~1; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,817 INFO L263 TraceCheckUtils]: 18: Hoare triple {4695#(= 0 ~pumpRunning~0)} call setup(); {4690#true} is VALID [2020-07-17 21:21:35,818 INFO L280 TraceCheckUtils]: 19: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,818 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4690#true} {4695#(= 0 ~pumpRunning~0)} #393#return; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,819 INFO L263 TraceCheckUtils]: 21: Hoare triple {4695#(= 0 ~pumpRunning~0)} call runTest(); {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,819 INFO L263 TraceCheckUtils]: 22: Hoare triple {4695#(= 0 ~pumpRunning~0)} call test(); {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,820 INFO L280 TraceCheckUtils]: 23: Hoare triple {4695#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,820 INFO L280 TraceCheckUtils]: 24: Hoare triple {4695#(= 0 ~pumpRunning~0)} assume !false; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,821 INFO L280 TraceCheckUtils]: 25: Hoare triple {4695#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,821 INFO L280 TraceCheckUtils]: 26: Hoare triple {4695#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet58 && #t~nondet58 <= 2147483647;~tmp~6 := #t~nondet58;havoc #t~nondet58; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,822 INFO L280 TraceCheckUtils]: 27: Hoare triple {4695#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~6); {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,822 INFO L280 TraceCheckUtils]: 28: Hoare triple {4695#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet59 && #t~nondet59 <= 2147483647;~tmp___0~1 := #t~nondet59;havoc #t~nondet59; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,823 INFO L280 TraceCheckUtils]: 29: Hoare triple {4695#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~1); {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,823 INFO L280 TraceCheckUtils]: 30: Hoare triple {4695#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet60 && #t~nondet60 <= 2147483647;~tmp___2~0 := #t~nondet60;havoc #t~nondet60; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,824 INFO L280 TraceCheckUtils]: 31: Hoare triple {4695#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___2~0; {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,825 INFO L263 TraceCheckUtils]: 32: Hoare triple {4695#(= 0 ~pumpRunning~0)} call timeShift(); {4695#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:21:35,825 INFO L280 TraceCheckUtils]: 33: Hoare triple {4695#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {4691#false} is VALID [2020-07-17 21:21:35,825 INFO L263 TraceCheckUtils]: 34: Hoare triple {4691#false} call lowerWaterLevel(); {4720#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:21:35,826 INFO L280 TraceCheckUtils]: 35: Hoare triple {4720#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {4690#true} is VALID [2020-07-17 21:21:35,826 INFO L280 TraceCheckUtils]: 36: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,826 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {4690#true} {4691#false} #443#return; {4691#false} is VALID [2020-07-17 21:21:35,826 INFO L280 TraceCheckUtils]: 38: Hoare triple {4691#false} assume 0 != ~systemActive~0; {4691#false} is VALID [2020-07-17 21:21:35,826 INFO L263 TraceCheckUtils]: 39: Hoare triple {4691#false} call processEnvironment(); {4690#true} is VALID [2020-07-17 21:21:35,827 INFO L280 TraceCheckUtils]: 40: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,827 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {4690#true} {4691#false} #445#return; {4691#false} is VALID [2020-07-17 21:21:35,827 INFO L263 TraceCheckUtils]: 42: Hoare triple {4691#false} call __utac_acc__Specification3_spec__1(); {4691#false} is VALID [2020-07-17 21:21:35,827 INFO L280 TraceCheckUtils]: 43: Hoare triple {4691#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {4691#false} is VALID [2020-07-17 21:21:35,827 INFO L263 TraceCheckUtils]: 44: Hoare triple {4691#false} call #t~ret0 := isMethaneLevelCritical(); {4690#true} is VALID [2020-07-17 21:21:35,828 INFO L280 TraceCheckUtils]: 45: Hoare triple {4690#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {4690#true} is VALID [2020-07-17 21:21:35,828 INFO L280 TraceCheckUtils]: 46: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,828 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {4690#true} {4691#false} #463#return; {4691#false} is VALID [2020-07-17 21:21:35,828 INFO L280 TraceCheckUtils]: 48: Hoare triple {4691#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {4691#false} is VALID [2020-07-17 21:21:35,828 INFO L280 TraceCheckUtils]: 49: Hoare triple {4691#false} assume !(0 != ~tmp~0); {4691#false} is VALID [2020-07-17 21:21:35,829 INFO L263 TraceCheckUtils]: 50: Hoare triple {4691#false} call #t~ret1 := getWaterLevel(); {4690#true} is VALID [2020-07-17 21:21:35,829 INFO L280 TraceCheckUtils]: 51: Hoare triple {4690#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {4690#true} is VALID [2020-07-17 21:21:35,829 INFO L280 TraceCheckUtils]: 52: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,829 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {4690#true} {4691#false} #465#return; {4691#false} is VALID [2020-07-17 21:21:35,830 INFO L280 TraceCheckUtils]: 54: Hoare triple {4691#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {4691#false} is VALID [2020-07-17 21:21:35,830 INFO L280 TraceCheckUtils]: 55: Hoare triple {4691#false} assume 2 == ~tmp___0~0; {4691#false} is VALID [2020-07-17 21:21:35,830 INFO L263 TraceCheckUtils]: 56: Hoare triple {4691#false} call #t~ret2 := isPumpRunning(); {4690#true} is VALID [2020-07-17 21:21:35,835 INFO L280 TraceCheckUtils]: 57: Hoare triple {4690#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {4690#true} is VALID [2020-07-17 21:21:35,835 INFO L280 TraceCheckUtils]: 58: Hoare triple {4690#true} assume true; {4690#true} is VALID [2020-07-17 21:21:35,835 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {4690#true} {4691#false} #467#return; {4691#false} is VALID [2020-07-17 21:21:35,835 INFO L280 TraceCheckUtils]: 60: Hoare triple {4691#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {4691#false} is VALID [2020-07-17 21:21:35,836 INFO L280 TraceCheckUtils]: 61: Hoare triple {4691#false} assume !(0 != ~tmp___1~0); {4691#false} is VALID [2020-07-17 21:21:35,836 INFO L263 TraceCheckUtils]: 62: Hoare triple {4691#false} call __automaton_fail(); {4691#false} is VALID [2020-07-17 21:21:35,836 INFO L280 TraceCheckUtils]: 63: Hoare triple {4691#false} assume !false; {4691#false} is VALID [2020-07-17 21:21:35,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:21:35,845 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424987642] [2020-07-17 21:21:35,845 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:35,845 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 21:21:35,846 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514389454] [2020-07-17 21:21:35,848 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-07-17 21:21:35,849 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:35,849 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-17 21:21:35,929 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 21:21:35,929 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 21:21:35,930 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:35,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 21:21:35,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:21:35,930 INFO L87 Difference]: Start difference. First operand 341 states and 417 transitions. Second operand 5 states. [2020-07-17 21:21:36,356 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:21:41,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:41,104 INFO L93 Difference]: Finished difference Result 586 states and 736 transitions. [2020-07-17 21:21:41,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-17 21:21:41,104 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-07-17 21:21:41,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:41,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 21:21:41,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 215 transitions. [2020-07-17 21:21:41,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-17 21:21:41,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 215 transitions. [2020-07-17 21:21:41,113 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 215 transitions. [2020-07-17 21:21:41,821 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 21:21:41,831 INFO L225 Difference]: With dead ends: 586 [2020-07-17 21:21:41,832 INFO L226 Difference]: Without dead ends: 308 [2020-07-17 21:21:41,833 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 21:21:41,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2020-07-17 21:21:44,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 295. [2020-07-17 21:21:44,652 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:44,652 INFO L82 GeneralOperation]: Start isEquivalent. First operand 308 states. Second operand 295 states. [2020-07-17 21:21:44,652 INFO L74 IsIncluded]: Start isIncluded. First operand 308 states. Second operand 295 states. [2020-07-17 21:21:44,653 INFO L87 Difference]: Start difference. First operand 308 states. Second operand 295 states. [2020-07-17 21:21:44,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:44,664 INFO L93 Difference]: Finished difference Result 308 states and 367 transitions. [2020-07-17 21:21:44,664 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 367 transitions. [2020-07-17 21:21:44,665 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:44,665 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:44,665 INFO L74 IsIncluded]: Start isIncluded. First operand 295 states. Second operand 308 states. [2020-07-17 21:21:44,665 INFO L87 Difference]: Start difference. First operand 295 states. Second operand 308 states. [2020-07-17 21:21:44,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:44,676 INFO L93 Difference]: Finished difference Result 308 states and 367 transitions. [2020-07-17 21:21:44,676 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 367 transitions. [2020-07-17 21:21:44,677 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:44,678 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:44,678 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:44,678 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:44,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2020-07-17 21:21:44,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 346 transitions. [2020-07-17 21:21:44,688 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 346 transitions. Word has length 64 [2020-07-17 21:21:44,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:44,689 INFO L479 AbstractCegarLoop]: Abstraction has 295 states and 346 transitions. [2020-07-17 21:21:44,689 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 21:21:44,689 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 346 transitions. [2020-07-17 21:21:44,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-17 21:21:44,691 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:44,691 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 21:21:44,691 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:21:44,691 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:44,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:44,692 INFO L82 PathProgramCache]: Analyzing trace with hash -68424058, now seen corresponding path program 1 times [2020-07-17 21:21:44,692 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:44,692 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862007685] [2020-07-17 21:21:44,692 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:21:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:21:44,888 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:21:44,888 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:21:44,888 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 21:21:45,028 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:21:45,030 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:21:45,030 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:21:45,030 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:21:45,031 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:21:45,031 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:21:45,031 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:21:45,031 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:21:45,031 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:21:45,031 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseENTRY has no Hoare annotation [2020-07-17 21:21:45,031 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:21:45,031 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:21:45,032 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:21:45,032 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:21:45,032 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:21:45,032 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:21:45,032 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:21:45,032 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:21:45,032 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:21:45,032 WARN L170 areAnnotationChecker]: processEnvironmentFINAL has no Hoare annotation [2020-07-17 21:21:45,033 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:21:45,033 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:21:45,033 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:21:45,033 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:21:45,033 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:21:45,033 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:21:45,034 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:21:45,034 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:21:45,034 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:21:45,034 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:21:45,034 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:21:45,034 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:21:45,034 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:21:45,034 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:21:45,035 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:21:45,035 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:21:45,035 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:21:45,035 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:21:45,035 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:21:45,035 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:21:45,035 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:21:45,035 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:21:45,036 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:21:45,036 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:21:45,036 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:21:45,036 WARN L170 areAnnotationChecker]: L294-2 has no Hoare annotation [2020-07-17 21:21:45,036 WARN L170 areAnnotationChecker]: L294-2 has no Hoare annotation [2020-07-17 21:21:45,036 WARN L170 areAnnotationChecker]: L294-2 has no Hoare annotation [2020-07-17 21:21:45,036 WARN L170 areAnnotationChecker]: L351-2 has no Hoare annotation [2020-07-17 21:21:45,037 WARN L170 areAnnotationChecker]: L351-2 has no Hoare annotation [2020-07-17 21:21:45,037 WARN L170 areAnnotationChecker]: L351-2 has no Hoare annotation [2020-07-17 21:21:45,037 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:21:45,037 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:21:45,037 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-17 21:21:45,037 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-17 21:21:45,037 WARN L170 areAnnotationChecker]: L118 has no Hoare annotation [2020-07-17 21:21:45,037 WARN L170 areAnnotationChecker]: L118 has no Hoare annotation [2020-07-17 21:21:45,038 WARN L170 areAnnotationChecker]: L718 has no Hoare annotation [2020-07-17 21:21:45,038 WARN L170 areAnnotationChecker]: L718 has no Hoare annotation [2020-07-17 21:21:45,038 WARN L170 areAnnotationChecker]: L716 has no Hoare annotation [2020-07-17 21:21:45,038 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:21:45,038 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:21:45,038 WARN L170 areAnnotationChecker]: L683 has no Hoare annotation [2020-07-17 21:21:45,038 WARN L170 areAnnotationChecker]: L683 has no Hoare annotation [2020-07-17 21:21:45,038 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:21:45,039 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:21:45,039 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:21:45,039 WARN L170 areAnnotationChecker]: L550 has no Hoare annotation [2020-07-17 21:21:45,039 WARN L170 areAnnotationChecker]: L550 has no Hoare annotation [2020-07-17 21:21:45,039 WARN L170 areAnnotationChecker]: L661 has no Hoare annotation [2020-07-17 21:21:45,039 WARN L170 areAnnotationChecker]: L661 has no Hoare annotation [2020-07-17 21:21:45,039 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:21:45,039 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:21:45,040 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-17 21:21:45,040 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-17 21:21:45,040 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-17 21:21:45,040 WARN L170 areAnnotationChecker]: L504 has no Hoare annotation [2020-07-17 21:21:45,040 WARN L170 areAnnotationChecker]: L504 has no Hoare annotation [2020-07-17 21:21:45,040 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:21:45,040 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:21:45,040 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-17 21:21:45,040 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-17 21:21:45,041 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-17 21:21:45,041 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-17 21:21:45,041 WARN L170 areAnnotationChecker]: L636 has no Hoare annotation [2020-07-17 21:21:45,041 WARN L170 areAnnotationChecker]: L636 has no Hoare annotation [2020-07-17 21:21:45,041 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:21:45,041 WARN L170 areAnnotationChecker]: L834-1 has no Hoare annotation [2020-07-17 21:21:45,041 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:21:45,041 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-17 21:21:45,041 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-17 21:21:45,042 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-17 21:21:45,042 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-17 21:21:45,042 WARN L170 areAnnotationChecker]: L597 has no Hoare annotation [2020-07-17 21:21:45,042 WARN L170 areAnnotationChecker]: L597 has no Hoare annotation [2020-07-17 21:21:45,042 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-17 21:21:45,042 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-17 21:21:45,042 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:21:45,042 WARN L170 areAnnotationChecker]: L810-1 has no Hoare annotation [2020-07-17 21:21:45,042 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:21:45,042 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:21:45,043 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:21:45,043 WARN L170 areAnnotationChecker]: L822-1 has no Hoare annotation [2020-07-17 21:21:45,043 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:21:45,043 WARN L170 areAnnotationChecker]: L316 has no Hoare annotation [2020-07-17 21:21:45,043 WARN L170 areAnnotationChecker]: L295 has no Hoare annotation [2020-07-17 21:21:45,043 WARN L170 areAnnotationChecker]: L377 has no Hoare annotation [2020-07-17 21:21:45,043 WARN L170 areAnnotationChecker]: L377 has no Hoare annotation [2020-07-17 21:21:45,043 WARN L170 areAnnotationChecker]: L352 has no Hoare annotation [2020-07-17 21:21:45,043 WARN L170 areAnnotationChecker]: L164-1 has no Hoare annotation [2020-07-17 21:21:45,044 WARN L170 areAnnotationChecker]: L164-1 has no Hoare annotation [2020-07-17 21:21:45,044 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:21:45,044 WARN L170 areAnnotationChecker]: L119 has no Hoare annotation [2020-07-17 21:21:45,044 WARN L170 areAnnotationChecker]: L119 has no Hoare annotation [2020-07-17 21:21:45,044 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:21:45,044 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:21:45,044 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:21:45,044 WARN L170 areAnnotationChecker]: L683-2 has no Hoare annotation [2020-07-17 21:21:45,044 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-17 21:21:45,045 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-17 21:21:45,045 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:21:45,045 WARN L170 areAnnotationChecker]: L556 has no Hoare annotation [2020-07-17 21:21:45,045 WARN L170 areAnnotationChecker]: L556 has no Hoare annotation [2020-07-17 21:21:45,045 WARN L170 areAnnotationChecker]: L550-1 has no Hoare annotation [2020-07-17 21:21:45,045 WARN L170 areAnnotationChecker]: L661-1 has no Hoare annotation [2020-07-17 21:21:45,045 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:21:45,045 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-17 21:21:45,045 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-17 21:21:45,045 WARN L170 areAnnotationChecker]: L786 has no Hoare annotation [2020-07-17 21:21:45,046 WARN L170 areAnnotationChecker]: L786 has no Hoare annotation [2020-07-17 21:21:45,046 WARN L170 areAnnotationChecker]: L739 has no Hoare annotation [2020-07-17 21:21:45,046 WARN L170 areAnnotationChecker]: L739 has no Hoare annotation [2020-07-17 21:21:45,046 WARN L170 areAnnotationChecker]: L510 has no Hoare annotation [2020-07-17 21:21:45,046 WARN L170 areAnnotationChecker]: L510 has no Hoare annotation [2020-07-17 21:21:45,046 WARN L170 areAnnotationChecker]: L504-1 has no Hoare annotation [2020-07-17 21:21:45,046 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:21:45,046 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:21:45,046 WARN L170 areAnnotationChecker]: L416 has no Hoare annotation [2020-07-17 21:21:45,047 WARN L170 areAnnotationChecker]: L416 has no Hoare annotation [2020-07-17 21:21:45,047 WARN L170 areAnnotationChecker]: L859-2 has no Hoare annotation [2020-07-17 21:21:45,047 WARN L170 areAnnotationChecker]: L636-1 has no Hoare annotation [2020-07-17 21:21:45,047 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:21:45,047 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:21:45,047 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:21:45,047 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:21:45,047 WARN L170 areAnnotationChecker]: L51-1 has no Hoare annotation [2020-07-17 21:21:45,047 WARN L170 areAnnotationChecker]: L86-1 has no Hoare annotation [2020-07-17 21:21:45,047 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-17 21:21:45,048 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-17 21:21:45,048 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:21:45,048 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:21:45,048 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:21:45,048 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:21:45,048 WARN L170 areAnnotationChecker]: L170-1 has no Hoare annotation [2020-07-17 21:21:45,048 WARN L170 areAnnotationChecker]: L170-1 has no Hoare annotation [2020-07-17 21:21:45,048 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:21:45,048 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:21:45,049 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:21:45,049 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:21:45,049 WARN L170 areAnnotationChecker]: L300 has no Hoare annotation [2020-07-17 21:21:45,049 WARN L170 areAnnotationChecker]: L300 has no Hoare annotation [2020-07-17 21:21:45,049 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:21:45,049 WARN L170 areAnnotationChecker]: L357 has no Hoare annotation [2020-07-17 21:21:45,049 WARN L170 areAnnotationChecker]: L357 has no Hoare annotation [2020-07-17 21:21:45,049 WARN L170 areAnnotationChecker]: L166 has no Hoare annotation [2020-07-17 21:21:45,049 WARN L170 areAnnotationChecker]: L120 has no Hoare annotation [2020-07-17 21:21:45,049 WARN L170 areAnnotationChecker]: L120 has no Hoare annotation [2020-07-17 21:21:45,050 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:21:45,050 WARN L170 areAnnotationChecker]: L642-1 has no Hoare annotation [2020-07-17 21:21:45,050 WARN L170 areAnnotationChecker]: L61-1 has no Hoare annotation [2020-07-17 21:21:45,050 WARN L170 areAnnotationChecker]: L695 has no Hoare annotation [2020-07-17 21:21:45,050 WARN L170 areAnnotationChecker]: L695 has no Hoare annotation [2020-07-17 21:21:45,050 WARN L170 areAnnotationChecker]: L168-1 has no Hoare annotation [2020-07-17 21:21:45,050 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:21:45,050 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:21:45,050 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:21:45,050 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:21:45,051 WARN L170 areAnnotationChecker]: L740 has no Hoare annotation [2020-07-17 21:21:45,051 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:21:45,051 WARN L170 areAnnotationChecker]: L433 has no Hoare annotation [2020-07-17 21:21:45,051 WARN L170 areAnnotationChecker]: L433 has no Hoare annotation [2020-07-17 21:21:45,051 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:21:45,051 WARN L170 areAnnotationChecker]: L638 has no Hoare annotation [2020-07-17 21:21:45,051 WARN L170 areAnnotationChecker]: L638 has no Hoare annotation [2020-07-17 21:21:45,051 WARN L170 areAnnotationChecker]: L370-1 has no Hoare annotation [2020-07-17 21:21:45,051 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2020-07-17 21:21:45,052 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2020-07-17 21:21:45,052 WARN L170 areAnnotationChecker]: L758-1 has no Hoare annotation [2020-07-17 21:21:45,052 WARN L170 areAnnotationChecker]: L57-1 has no Hoare annotation [2020-07-17 21:21:45,052 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-17 21:21:45,052 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-17 21:21:45,052 WARN L170 areAnnotationChecker]: L90-2 has no Hoare annotation [2020-07-17 21:21:45,052 WARN L170 areAnnotationChecker]: L90-2 has no Hoare annotation [2020-07-17 21:21:45,052 WARN L170 areAnnotationChecker]: L90-2 has no Hoare annotation [2020-07-17 21:21:45,052 WARN L170 areAnnotationChecker]: L124 has no Hoare annotation [2020-07-17 21:21:45,052 WARN L170 areAnnotationChecker]: L124 has no Hoare annotation [2020-07-17 21:21:45,053 WARN L170 areAnnotationChecker]: L748-1 has no Hoare annotation [2020-07-17 21:21:45,053 WARN L170 areAnnotationChecker]: L59-1 has no Hoare annotation [2020-07-17 21:21:45,053 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:21:45,053 WARN L170 areAnnotationChecker]: L300-1 has no Hoare annotation [2020-07-17 21:21:45,053 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:21:45,053 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:21:45,053 WARN L170 areAnnotationChecker]: L357-1 has no Hoare annotation [2020-07-17 21:21:45,053 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-17 21:21:45,054 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-17 21:21:45,054 WARN L170 areAnnotationChecker]: L121 has no Hoare annotation [2020-07-17 21:21:45,054 WARN L170 areAnnotationChecker]: L121 has no Hoare annotation [2020-07-17 21:21:45,054 WARN L170 areAnnotationChecker]: L774-1 has no Hoare annotation [2020-07-17 21:21:45,054 WARN L170 areAnnotationChecker]: L774-1 has no Hoare annotation [2020-07-17 21:21:45,054 WARN L170 areAnnotationChecker]: L63 has no Hoare annotation [2020-07-17 21:21:45,054 WARN L170 areAnnotationChecker]: L63 has no Hoare annotation [2020-07-17 21:21:45,054 WARN L170 areAnnotationChecker]: L695-2 has no Hoare annotation [2020-07-17 21:21:45,054 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:21:45,054 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:21:45,055 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:45,055 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:45,055 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:45,055 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:45,055 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:45,055 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:45,055 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:45,055 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:45,055 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:21:45,055 WARN L170 areAnnotationChecker]: L748 has no Hoare annotation [2020-07-17 21:21:45,055 WARN L170 areAnnotationChecker]: L748 has no Hoare annotation [2020-07-17 21:21:45,056 WARN L170 areAnnotationChecker]: L436-2 has no Hoare annotation [2020-07-17 21:21:45,056 WARN L170 areAnnotationChecker]: L436-2 has no Hoare annotation [2020-07-17 21:21:45,056 WARN L170 areAnnotationChecker]: L436-2 has no Hoare annotation [2020-07-17 21:21:45,056 WARN L170 areAnnotationChecker]: L475 has no Hoare annotation [2020-07-17 21:21:45,056 WARN L170 areAnnotationChecker]: L475 has no Hoare annotation [2020-07-17 21:21:45,056 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:21:45,056 WARN L170 areAnnotationChecker]: L642 has no Hoare annotation [2020-07-17 21:21:45,056 WARN L170 areAnnotationChecker]: L642 has no Hoare annotation [2020-07-17 21:21:45,056 WARN L170 areAnnotationChecker]: L129 has no Hoare annotation [2020-07-17 21:21:45,056 WARN L170 areAnnotationChecker]: L129 has no Hoare annotation [2020-07-17 21:21:45,057 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-17 21:21:45,057 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-17 21:21:45,057 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation [2020-07-17 21:21:45,057 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation [2020-07-17 21:21:45,057 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-17 21:21:45,057 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-17 21:21:45,057 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-17 21:21:45,057 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-17 21:21:45,057 WARN L170 areAnnotationChecker]: L125 has no Hoare annotation [2020-07-17 21:21:45,057 WARN L170 areAnnotationChecker]: L125 has no Hoare annotation [2020-07-17 21:21:45,058 WARN L170 areAnnotationChecker]: L758 has no Hoare annotation [2020-07-17 21:21:45,058 WARN L170 areAnnotationChecker]: L758 has no Hoare annotation [2020-07-17 21:21:45,058 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:21:45,058 WARN L170 areAnnotationChecker]: L452-1 has no Hoare annotation [2020-07-17 21:21:45,058 WARN L170 areAnnotationChecker]: L468-1 has no Hoare annotation [2020-07-17 21:21:45,058 WARN L170 areAnnotationChecker]: L370 has no Hoare annotation [2020-07-17 21:21:45,058 WARN L170 areAnnotationChecker]: L370 has no Hoare annotation [2020-07-17 21:21:45,059 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-17 21:21:45,059 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-17 21:21:45,059 WARN L170 areAnnotationChecker]: L122 has no Hoare annotation [2020-07-17 21:21:45,060 WARN L170 areAnnotationChecker]: L122 has no Hoare annotation [2020-07-17 21:21:45,060 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-17 21:21:45,060 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-17 21:21:45,060 WARN L170 areAnnotationChecker]: L706 has no Hoare annotation [2020-07-17 21:21:45,060 WARN L170 areAnnotationChecker]: L706 has no Hoare annotation [2020-07-17 21:21:45,060 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:21:45,061 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-17 21:21:45,061 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-17 21:21:45,061 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-17 21:21:45,061 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-17 21:21:45,061 WARN L170 areAnnotationChecker]: L101 has no Hoare annotation [2020-07-17 21:21:45,061 WARN L170 areAnnotationChecker]: L750 has no Hoare annotation [2020-07-17 21:21:45,061 WARN L170 areAnnotationChecker]: L750 has no Hoare annotation [2020-07-17 21:21:45,061 WARN L170 areAnnotationChecker]: L457 has no Hoare annotation [2020-07-17 21:21:45,061 WARN L170 areAnnotationChecker]: L437 has no Hoare annotation [2020-07-17 21:21:45,061 WARN L170 areAnnotationChecker]: L437 has no Hoare annotation [2020-07-17 21:21:45,061 WARN L170 areAnnotationChecker]: L476 has no Hoare annotation [2020-07-17 21:21:45,062 WARN L170 areAnnotationChecker]: L476 has no Hoare annotation [2020-07-17 21:21:45,062 WARN L170 areAnnotationChecker]: L706-1 has no Hoare annotation [2020-07-17 21:21:45,062 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-17 21:21:45,062 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-17 21:21:45,062 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-17 21:21:45,062 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-17 21:21:45,062 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:21:45,062 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:21:45,062 WARN L170 areAnnotationChecker]: L94 has no Hoare annotation [2020-07-17 21:21:45,062 WARN L170 areAnnotationChecker]: L94 has no Hoare annotation [2020-07-17 21:21:45,063 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-17 21:21:45,063 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-17 21:21:45,063 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-17 21:21:45,063 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-17 21:21:45,063 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-17 21:21:45,063 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-17 21:21:45,063 WARN L170 areAnnotationChecker]: L131 has no Hoare annotation [2020-07-17 21:21:45,063 WARN L170 areAnnotationChecker]: L131 has no Hoare annotation [2020-07-17 21:21:45,063 WARN L170 areAnnotationChecker]: L468 has no Hoare annotation [2020-07-17 21:21:45,063 WARN L170 areAnnotationChecker]: L468 has no Hoare annotation [2020-07-17 21:21:45,063 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-17 21:21:45,064 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:21:45,064 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-17 21:21:45,064 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-17 21:21:45,064 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:21:45,064 WARN L170 areAnnotationChecker]: L94-1 has no Hoare annotation [2020-07-17 21:21:45,064 WARN L170 areAnnotationChecker]: L94-1 has no Hoare annotation [2020-07-17 21:21:45,064 WARN L170 areAnnotationChecker]: L452 has no Hoare annotation [2020-07-17 21:21:45,064 WARN L170 areAnnotationChecker]: L452 has no Hoare annotation [2020-07-17 21:21:45,064 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:45,065 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:45,065 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:45,065 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:45,065 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:45,065 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:45,065 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:45,065 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 21:21:45,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:21:45 BoogieIcfgContainer [2020-07-17 21:21:45,070 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:21:45,073 INFO L168 Benchmark]: Toolchain (without parser) took 56632.80 ms. Allocated memory was 147.3 MB in the beginning and 685.8 MB in the end (delta: 538.4 MB). Free memory was 103.7 MB in the beginning and 281.7 MB in the end (delta: -178.1 MB). Peak memory consumption was 360.4 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:45,075 INFO L168 Benchmark]: CDTParser took 1.61 ms. Allocated memory is still 147.3 MB. Free memory was 123.6 MB in the beginning and 123.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-17 21:21:45,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.88 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 103.5 MB in the beginning and 169.3 MB in the end (delta: -65.9 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:45,080 INFO L168 Benchmark]: Boogie Preprocessor took 158.35 ms. Allocated memory is still 203.9 MB. Free memory was 169.3 MB in the beginning and 162.4 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:45,080 INFO L168 Benchmark]: RCFGBuilder took 1648.01 ms. Allocated memory was 203.9 MB in the beginning and 234.4 MB in the end (delta: 30.4 MB). Free memory was 162.4 MB in the beginning and 91.0 MB in the end (delta: 71.4 MB). Peak memory consumption was 101.8 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:45,081 INFO L168 Benchmark]: TraceAbstraction took 54137.36 ms. Allocated memory was 234.4 MB in the beginning and 685.8 MB in the end (delta: 451.4 MB). Free memory was 91.0 MB in the beginning and 281.7 MB in the end (delta: -190.7 MB). Peak memory consumption was 260.7 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:45,088 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61 ms. Allocated memory is still 147.3 MB. Free memory was 123.6 MB in the beginning and 123.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 681.88 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 103.5 MB in the beginning and 169.3 MB in the end (delta: -65.9 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 158.35 ms. Allocated memory is still 203.9 MB. Free memory was 169.3 MB in the beginning and 162.4 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1648.01 ms. Allocated memory was 203.9 MB in the beginning and 234.4 MB in the end (delta: 30.4 MB). Free memory was 162.4 MB in the beginning and 91.0 MB in the end (delta: 71.4 MB). Peak memory consumption was 101.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 54137.36 ms. Allocated memory was 234.4 MB in the beginning and 685.8 MB in the end (delta: 451.4 MB). Free memory was 91.0 MB in the beginning and 281.7 MB in the end (delta: -190.7 MB). Peak memory consumption was 260.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 799]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L78] int cleanupTimeShifts = 4; [L386] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L588] int pumpRunning = 0; [L589] int systemActive = 1; [L804] int waterLevel = 1; [L805] int methaneLevelCritical = 0; VAL [\old(cleanupTimeShifts)=170, \old(head)=162, \old(head)=176, \old(methaneLevelCritical)=144, \old(pumpRunning)=135, \old(systemActive)=134, \old(waterLevel)=139, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L159] int retValue_acc ; [L160] 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] [L164] 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] [L165] 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] [L166] 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] [L208] int retValue_acc ; [L211] retValue_acc = 1 [L212] 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] [L166] 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] [L166] tmp = valid_product() [L168] 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] [L170] 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] [L171] 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] [L150] 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] [L729] int splverifierCounter ; [L730] int tmp ; [L731] int tmp___0 ; [L732] int tmp___1 ; [L733] int tmp___2 ; [L736] 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] [L738] 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] [L740] 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] [L746] tmp = __VERIFIER_nondet_int() [L748] 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] [L750] 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] [L822] COND TRUE waterLevel < 2 [L823] 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] [L750] 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] [L756] tmp___0 = __VERIFIER_nondet_int() [L758] 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] [L766] tmp___2 = __VERIFIER_nondet_int() [L768] 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] [L783] 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] [L595] 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] [L602] 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] [L604] 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] [L610] 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] [L45] int tmp ; [L46] int tmp___0 ; [L47] 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] [L51] 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] [L843] int retValue_acc ; [L846] retValue_acc = methaneLevelCritical [L847] 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] [L51] 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] [L51] tmp = isMethaneLevelCritical() [L53] 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] [L57] 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] [L875] int retValue_acc ; [L878] retValue_acc = waterLevel [L879] 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] [L57] 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] [L57] tmp___0 = getWaterLevel() [L59] 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] [L61] 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] [L668] int retValue_acc ; [L671] retValue_acc = pumpRunning [L672] 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] [L61] 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] [L61] tmp___1 = isPumpRunning() [L63] 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] [L67] 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] [L799] __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 36 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 53.8s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 39.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 415 SDtfs, 677 SDslu, 307 SDs, 0 SdLazy, 1260 SolverSat, 392 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.7s 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: 10.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 149 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 350 NumberOfCodeBlocks, 350 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 281 ConstructedInterpolants, 0 QuantifiedInterpolants, 78428 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...