/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 11:12:09,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 11:12:09,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 11:12:09,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 11:12:09,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 11:12:09,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 11:12:09,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 11:12:09,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 11:12:09,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 11:12:09,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 11:12:09,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 11:12:09,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 11:12:09,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 11:12:09,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 11:12:09,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 11:12:09,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 11:12:09,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 11:12:09,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 11:12:09,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 11:12:09,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 11:12:09,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 11:12:09,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 11:12:09,190 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 11:12:09,191 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 11:12:09,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-08 11:12:09,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-08 11:12:09,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-08 11:12:09,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-08 11:12:09,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-08 11:12:09,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-08 11:12:09,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 11:12:09,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 11:12:09,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 11:12:09,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 11:12:09,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 11:12:09,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 11:12:09,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 11:12:09,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 11:12:09,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 11:12:09,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 11:12:09,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 11:12:09,206 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-08 11:12:09,241 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 11:12:09,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 11:12:09,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 11:12:09,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 11:12:09,244 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 11:12:09,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 11:12:09,245 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 11:12:09,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 11:12:09,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 11:12:09,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 11:12:09,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 11:12:09,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 11:12:09,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 11:12:09,249 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 11:12:09,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 11:12:09,249 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 11:12:09,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 11:12:09,250 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 11:12:09,250 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 11:12:09,250 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 11:12:09,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 11:12:09,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:12:09,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 11:12:09,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 11:12:09,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 11:12:09,252 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 11:12:09,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 11:12:09,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 11:12:09,253 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 11:12:09,253 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 11:12:09,522 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 11:12:09,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 11:12:09,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 11:12:09,538 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 11:12:09,539 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 11:12:09,540 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product03.cil.c [2020-07-08 11:12:09,612 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7441fbbf1/948d8a1412f5483db10580b5534998c2/FLAG8d26869dc [2020-07-08 11:12:10,151 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 11:12:10,152 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product03.cil.c [2020-07-08 11:12:10,169 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7441fbbf1/948d8a1412f5483db10580b5534998c2/FLAG8d26869dc [2020-07-08 11:12:10,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7441fbbf1/948d8a1412f5483db10580b5534998c2 [2020-07-08 11:12:10,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 11:12:10,484 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 11:12:10,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 11:12:10,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 11:12:10,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 11:12:10,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:12:10" (1/1) ... [2020-07-08 11:12:10,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af7a474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:10, skipping insertion in model container [2020-07-08 11:12:10,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:12:10" (1/1) ... [2020-07-08 11:12:10,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 11:12:10,568 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 11:12:10,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:12:11,047 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 11:12:11,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:12:11,185 INFO L208 MainTranslator]: Completed translation [2020-07-08 11:12:11,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:11 WrapperNode [2020-07-08 11:12:11,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 11:12:11,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 11:12:11,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 11:12:11,187 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 11:12:11,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:11" (1/1) ... [2020-07-08 11:12:11,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:11" (1/1) ... [2020-07-08 11:12:11,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:11" (1/1) ... [2020-07-08 11:12:11,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:11" (1/1) ... [2020-07-08 11:12:11,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:11" (1/1) ... [2020-07-08 11:12:11,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:11" (1/1) ... [2020-07-08 11:12:11,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:11" (1/1) ... [2020-07-08 11:12:11,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 11:12:11,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 11:12:11,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 11:12:11,327 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 11:12:11,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:12:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 11:12:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 11:12:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-08 11:12:11,397 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-08 11:12:11,397 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-08 11:12:11,397 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-08 11:12:11,397 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-08 11:12:11,397 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-08 11:12:11,397 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-08 11:12:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-08 11:12:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-08 11:12:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-08 11:12:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-08 11:12:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-08 11:12:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-08 11:12:11,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-08 11:12:11,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-08 11:12:11,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-08 11:12:11,399 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-08 11:12:11,399 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-08 11:12:11,399 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-08 11:12:11,400 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-08 11:12:11,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-08 11:12:11,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:12:11,400 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-08 11:12:11,400 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-08 11:12:11,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-08 11:12:11,401 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-08 11:12:11,401 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 11:12:11,401 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-08 11:12:11,401 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-08 11:12:11,401 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-08 11:12:11,401 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-08 11:12:11,402 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-08 11:12:11,402 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-08 11:12:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 11:12:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 11:12:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-08 11:12:11,402 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-08 11:12:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-08 11:12:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-08 11:12:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-08 11:12:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-08 11:12:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-08 11:12:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-08 11:12:11,403 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-08 11:12:11,404 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-08 11:12:11,404 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-08 11:12:11,404 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-08 11:12:11,404 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-08 11:12:11,404 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-08 11:12:11,404 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:12:11,405 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-08 11:12:11,405 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-08 11:12:11,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 11:12:11,405 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-08 11:12:11,405 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-08 11:12:11,405 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-08 11:12:11,405 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-08 11:12:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-08 11:12:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-08 11:12:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 11:12:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-08 11:12:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-08 11:12:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 11:12:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-08 11:12:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-08 11:12:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 11:12:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-08 11:12:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-08 11:12:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-08 11:12:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-08 11:12:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-08 11:12:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-08 11:12:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-08 11:12:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-08 11:12:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-08 11:12:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-08 11:12:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-08 11:12:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-08 11:12:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 11:12:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 11:12:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-08 11:12:11,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 11:12:12,998 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 11:12:12,999 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-08 11:12:13,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:12:13 BoogieIcfgContainer [2020-07-08 11:12:13,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 11:12:13,012 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 11:12:13,013 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 11:12:13,016 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 11:12:13,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 11:12:10" (1/3) ... [2020-07-08 11:12:13,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@645a7f36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:12:13, skipping insertion in model container [2020-07-08 11:12:13,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:11" (2/3) ... [2020-07-08 11:12:13,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@645a7f36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:12:13, skipping insertion in model container [2020-07-08 11:12:13,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:12:13" (3/3) ... [2020-07-08 11:12:13,021 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product03.cil.c [2020-07-08 11:12:13,035 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 11:12:13,044 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 11:12:13,061 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 11:12:13,101 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 11:12:13,101 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 11:12:13,101 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 11:12:13,101 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 11:12:13,102 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 11:12:13,102 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 11:12:13,103 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 11:12:13,103 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 11:12:13,132 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states. [2020-07-08 11:12:13,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-08 11:12:13,148 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:12:13,150 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:12:13,150 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:12:13,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:12:13,157 INFO L82 PathProgramCache]: Analyzing trace with hash 512275600, now seen corresponding path program 1 times [2020-07-08 11:12:13,172 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:12:13,172 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897897021] [2020-07-08 11:12:13,173 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:12:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:14,050 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:12:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:14,122 INFO L280 TraceCheckUtils]: 0: Hoare triple {168#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {145#true} is VALID [2020-07-08 11:12:14,122 INFO L280 TraceCheckUtils]: 1: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,123 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {145#true} {145#true} #456#return; {145#true} is VALID [2020-07-08 11:12:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:14,128 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,128 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {145#true} {145#true} #376#return; {145#true} is VALID [2020-07-08 11:12:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:14,132 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,132 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {145#true} {145#true} #378#return; {145#true} is VALID [2020-07-08 11:12:14,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:14,137 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {145#true} is VALID [2020-07-08 11:12:14,137 INFO L280 TraceCheckUtils]: 1: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,137 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {145#true} {145#true} #380#return; {145#true} is VALID [2020-07-08 11:12:14,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:14,141 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,142 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {145#true} {145#true} #382#return; {145#true} is VALID [2020-07-08 11:12:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:14,146 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {145#true} is VALID [2020-07-08 11:12:14,146 INFO L280 TraceCheckUtils]: 1: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,146 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {145#true} {146#false} #448#return; {146#false} is VALID [2020-07-08 11:12:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:14,150 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {145#true} is VALID [2020-07-08 11:12:14,151 INFO L280 TraceCheckUtils]: 1: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,151 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {145#true} {146#false} #450#return; {146#false} is VALID [2020-07-08 11:12:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:14,155 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {145#true} is VALID [2020-07-08 11:12:14,156 INFO L280 TraceCheckUtils]: 1: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,156 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {145#true} {146#false} #452#return; {146#false} is VALID [2020-07-08 11:12:14,164 INFO L263 TraceCheckUtils]: 0: Hoare triple {145#true} call ULTIMATE.init(); {168#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-08 11:12:14,164 INFO L280 TraceCheckUtils]: 1: Hoare triple {168#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {145#true} is VALID [2020-07-08 11:12:14,165 INFO L280 TraceCheckUtils]: 2: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,165 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {145#true} {145#true} #456#return; {145#true} is VALID [2020-07-08 11:12:14,165 INFO L263 TraceCheckUtils]: 4: Hoare triple {145#true} call #t~ret71 := main(); {145#true} is VALID [2020-07-08 11:12:14,166 INFO L280 TraceCheckUtils]: 5: Hoare triple {145#true} havoc ~retValue_acc~7;havoc ~tmp~5; {145#true} is VALID [2020-07-08 11:12:14,166 INFO L263 TraceCheckUtils]: 6: Hoare triple {145#true} call select_helpers(); {145#true} is VALID [2020-07-08 11:12:14,166 INFO L280 TraceCheckUtils]: 7: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,167 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {145#true} {145#true} #376#return; {145#true} is VALID [2020-07-08 11:12:14,167 INFO L263 TraceCheckUtils]: 9: Hoare triple {145#true} call select_features(); {145#true} is VALID [2020-07-08 11:12:14,167 INFO L280 TraceCheckUtils]: 10: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,168 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {145#true} {145#true} #378#return; {145#true} is VALID [2020-07-08 11:12:14,168 INFO L263 TraceCheckUtils]: 12: Hoare triple {145#true} call #t~ret60 := valid_product(); {145#true} is VALID [2020-07-08 11:12:14,168 INFO L280 TraceCheckUtils]: 13: Hoare triple {145#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {145#true} is VALID [2020-07-08 11:12:14,169 INFO L280 TraceCheckUtils]: 14: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,169 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {145#true} {145#true} #380#return; {145#true} is VALID [2020-07-08 11:12:14,169 INFO L280 TraceCheckUtils]: 16: Hoare triple {145#true} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~5 := #t~ret60;havoc #t~ret60; {145#true} is VALID [2020-07-08 11:12:14,170 INFO L280 TraceCheckUtils]: 17: Hoare triple {145#true} assume 0 != ~tmp~5; {145#true} is VALID [2020-07-08 11:12:14,170 INFO L263 TraceCheckUtils]: 18: Hoare triple {145#true} call setup(); {145#true} is VALID [2020-07-08 11:12:14,172 INFO L280 TraceCheckUtils]: 19: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,173 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {145#true} {145#true} #382#return; {145#true} is VALID [2020-07-08 11:12:14,174 INFO L263 TraceCheckUtils]: 21: Hoare triple {145#true} call runTest(); {145#true} is VALID [2020-07-08 11:12:14,174 INFO L263 TraceCheckUtils]: 22: Hoare triple {145#true} call test(); {145#true} is VALID [2020-07-08 11:12:14,174 INFO L280 TraceCheckUtils]: 23: Hoare triple {145#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {145#true} is VALID [2020-07-08 11:12:14,180 INFO L280 TraceCheckUtils]: 24: Hoare triple {145#true} assume false; {146#false} is VALID [2020-07-08 11:12:14,181 INFO L263 TraceCheckUtils]: 25: Hoare triple {146#false} call cleanup(); {146#false} is VALID [2020-07-08 11:12:14,181 INFO L280 TraceCheckUtils]: 26: Hoare triple {146#false} havoc ~i~0;havoc ~__cil_tmp2~0; {146#false} is VALID [2020-07-08 11:12:14,182 INFO L263 TraceCheckUtils]: 27: Hoare triple {146#false} call timeShift(); {146#false} is VALID [2020-07-08 11:12:14,182 INFO L280 TraceCheckUtils]: 28: Hoare triple {146#false} assume !(0 != ~pumpRunning~0); {146#false} is VALID [2020-07-08 11:12:14,182 INFO L280 TraceCheckUtils]: 29: Hoare triple {146#false} assume !(0 != ~systemActive~0); {146#false} is VALID [2020-07-08 11:12:14,183 INFO L263 TraceCheckUtils]: 30: Hoare triple {146#false} call __utac_acc__Specification3_spec__1(); {146#false} is VALID [2020-07-08 11:12:14,183 INFO L280 TraceCheckUtils]: 31: Hoare triple {146#false} havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1; {146#false} is VALID [2020-07-08 11:12:14,187 INFO L263 TraceCheckUtils]: 32: Hoare triple {146#false} call #t~ret57 := isMethaneLevelCritical(); {145#true} is VALID [2020-07-08 11:12:14,187 INFO L280 TraceCheckUtils]: 33: Hoare triple {145#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {145#true} is VALID [2020-07-08 11:12:14,188 INFO L280 TraceCheckUtils]: 34: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,188 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {145#true} {146#false} #448#return; {146#false} is VALID [2020-07-08 11:12:14,188 INFO L280 TraceCheckUtils]: 36: Hoare triple {146#false} assume -2147483648 <= #t~ret57 && #t~ret57 <= 2147483647;~tmp~4 := #t~ret57;havoc #t~ret57; {146#false} is VALID [2020-07-08 11:12:14,189 INFO L280 TraceCheckUtils]: 37: Hoare triple {146#false} assume !(0 != ~tmp~4); {146#false} is VALID [2020-07-08 11:12:14,189 INFO L263 TraceCheckUtils]: 38: Hoare triple {146#false} call #t~ret58 := getWaterLevel(); {145#true} is VALID [2020-07-08 11:12:14,189 INFO L280 TraceCheckUtils]: 39: Hoare triple {145#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {145#true} is VALID [2020-07-08 11:12:14,190 INFO L280 TraceCheckUtils]: 40: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,190 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {145#true} {146#false} #450#return; {146#false} is VALID [2020-07-08 11:12:14,191 INFO L280 TraceCheckUtils]: 42: Hoare triple {146#false} assume -2147483648 <= #t~ret58 && #t~ret58 <= 2147483647;~tmp___0~1 := #t~ret58;havoc #t~ret58; {146#false} is VALID [2020-07-08 11:12:14,191 INFO L280 TraceCheckUtils]: 43: Hoare triple {146#false} assume 2 == ~tmp___0~1; {146#false} is VALID [2020-07-08 11:12:14,192 INFO L263 TraceCheckUtils]: 44: Hoare triple {146#false} call #t~ret59 := isPumpRunning(); {145#true} is VALID [2020-07-08 11:12:14,192 INFO L280 TraceCheckUtils]: 45: Hoare triple {145#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {145#true} is VALID [2020-07-08 11:12:14,192 INFO L280 TraceCheckUtils]: 46: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-08 11:12:14,193 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {145#true} {146#false} #452#return; {146#false} is VALID [2020-07-08 11:12:14,193 INFO L280 TraceCheckUtils]: 48: Hoare triple {146#false} assume -2147483648 <= #t~ret59 && #t~ret59 <= 2147483647;~tmp___1~1 := #t~ret59;havoc #t~ret59; {146#false} is VALID [2020-07-08 11:12:14,193 INFO L280 TraceCheckUtils]: 49: Hoare triple {146#false} assume !(0 != ~tmp___1~1); {146#false} is VALID [2020-07-08 11:12:14,194 INFO L263 TraceCheckUtils]: 50: Hoare triple {146#false} call __automaton_fail(); {146#false} is VALID [2020-07-08 11:12:14,194 INFO L280 TraceCheckUtils]: 51: Hoare triple {146#false} assume !false; {146#false} is VALID [2020-07-08 11:12:14,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:12:14,206 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897897021] [2020-07-08 11:12:14,208 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:12:14,208 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-08 11:12:14,209 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907969202] [2020-07-08 11:12:14,217 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:12:14,225 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:12:14,230 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-08 11:12:14,333 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:12:14,333 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-08 11:12:14,334 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:12:14,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-08 11:12:14,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:12:14,345 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 3 states. [2020-07-08 11:12:17,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:12:17,916 INFO L93 Difference]: Finished difference Result 231 states and 307 transitions. [2020-07-08 11:12:17,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-08 11:12:17,916 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:12:17,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:12:17,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:12:17,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 307 transitions. [2020-07-08 11:12:17,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:12:17,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 307 transitions. [2020-07-08 11:12:17,960 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 307 transitions. [2020-07-08 11:12:19,017 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 307 edges. 307 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:12:19,039 INFO L225 Difference]: With dead ends: 231 [2020-07-08 11:12:19,039 INFO L226 Difference]: Without dead ends: 126 [2020-07-08 11:12:19,044 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:12:19,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-07-08 11:12:20,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 96. [2020-07-08 11:12:20,074 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:12:20,075 INFO L82 GeneralOperation]: Start isEquivalent. First operand 126 states. Second operand 96 states. [2020-07-08 11:12:20,075 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand 96 states. [2020-07-08 11:12:20,075 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 96 states. [2020-07-08 11:12:20,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:12:20,090 INFO L93 Difference]: Finished difference Result 126 states and 159 transitions. [2020-07-08 11:12:20,090 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2020-07-08 11:12:20,093 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:12:20,094 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:12:20,094 INFO L74 IsIncluded]: Start isIncluded. First operand 96 states. Second operand 126 states. [2020-07-08 11:12:20,094 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 126 states. [2020-07-08 11:12:20,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:12:20,106 INFO L93 Difference]: Finished difference Result 126 states and 159 transitions. [2020-07-08 11:12:20,106 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2020-07-08 11:12:20,108 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:12:20,109 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:12:20,109 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:12:20,109 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:12:20,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-07-08 11:12:20,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 111 transitions. [2020-07-08 11:12:20,117 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 111 transitions. Word has length 52 [2020-07-08 11:12:20,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:12:20,118 INFO L479 AbstractCegarLoop]: Abstraction has 96 states and 111 transitions. [2020-07-08 11:12:20,118 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-08 11:12:20,118 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 111 transitions. [2020-07-08 11:12:20,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-08 11:12:20,120 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:12:20,121 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:12:20,121 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 11:12:20,121 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:12:20,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:12:20,122 INFO L82 PathProgramCache]: Analyzing trace with hash 1858874248, now seen corresponding path program 1 times [2020-07-08 11:12:20,122 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:12:20,122 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806712979] [2020-07-08 11:12:20,122 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:12:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:20,501 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:12:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:20,572 INFO L280 TraceCheckUtils]: 0: Hoare triple {907#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {883#true} is VALID [2020-07-08 11:12:20,572 INFO L280 TraceCheckUtils]: 1: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,572 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {883#true} {883#true} #456#return; {883#true} is VALID [2020-07-08 11:12:20,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:20,583 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,583 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {883#true} {883#true} #376#return; {883#true} is VALID [2020-07-08 11:12:20,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:20,587 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,587 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {883#true} {883#true} #378#return; {883#true} is VALID [2020-07-08 11:12:20,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:20,594 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {883#true} is VALID [2020-07-08 11:12:20,594 INFO L280 TraceCheckUtils]: 1: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,595 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {883#true} {883#true} #380#return; {883#true} is VALID [2020-07-08 11:12:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:20,598 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,598 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {883#true} {883#true} #382#return; {883#true} is VALID [2020-07-08 11:12:20,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:20,602 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {883#true} is VALID [2020-07-08 11:12:20,603 INFO L280 TraceCheckUtils]: 1: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,603 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {883#true} {884#false} #448#return; {884#false} is VALID [2020-07-08 11:12:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:20,608 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {883#true} is VALID [2020-07-08 11:12:20,608 INFO L280 TraceCheckUtils]: 1: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,608 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {883#true} {884#false} #450#return; {884#false} is VALID [2020-07-08 11:12:20,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:20,612 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {883#true} is VALID [2020-07-08 11:12:20,612 INFO L280 TraceCheckUtils]: 1: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,613 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {883#true} {884#false} #452#return; {884#false} is VALID [2020-07-08 11:12:20,619 INFO L263 TraceCheckUtils]: 0: Hoare triple {883#true} call ULTIMATE.init(); {907#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-08 11:12:20,620 INFO L280 TraceCheckUtils]: 1: Hoare triple {907#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {883#true} is VALID [2020-07-08 11:12:20,620 INFO L280 TraceCheckUtils]: 2: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,620 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {883#true} {883#true} #456#return; {883#true} is VALID [2020-07-08 11:12:20,621 INFO L263 TraceCheckUtils]: 4: Hoare triple {883#true} call #t~ret71 := main(); {883#true} is VALID [2020-07-08 11:12:20,621 INFO L280 TraceCheckUtils]: 5: Hoare triple {883#true} havoc ~retValue_acc~7;havoc ~tmp~5; {883#true} is VALID [2020-07-08 11:12:20,622 INFO L263 TraceCheckUtils]: 6: Hoare triple {883#true} call select_helpers(); {883#true} is VALID [2020-07-08 11:12:20,622 INFO L280 TraceCheckUtils]: 7: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,623 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {883#true} {883#true} #376#return; {883#true} is VALID [2020-07-08 11:12:20,623 INFO L263 TraceCheckUtils]: 9: Hoare triple {883#true} call select_features(); {883#true} is VALID [2020-07-08 11:12:20,623 INFO L280 TraceCheckUtils]: 10: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,623 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {883#true} {883#true} #378#return; {883#true} is VALID [2020-07-08 11:12:20,624 INFO L263 TraceCheckUtils]: 12: Hoare triple {883#true} call #t~ret60 := valid_product(); {883#true} is VALID [2020-07-08 11:12:20,624 INFO L280 TraceCheckUtils]: 13: Hoare triple {883#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {883#true} is VALID [2020-07-08 11:12:20,624 INFO L280 TraceCheckUtils]: 14: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,624 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {883#true} {883#true} #380#return; {883#true} is VALID [2020-07-08 11:12:20,625 INFO L280 TraceCheckUtils]: 16: Hoare triple {883#true} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~5 := #t~ret60;havoc #t~ret60; {883#true} is VALID [2020-07-08 11:12:20,625 INFO L280 TraceCheckUtils]: 17: Hoare triple {883#true} assume 0 != ~tmp~5; {883#true} is VALID [2020-07-08 11:12:20,625 INFO L263 TraceCheckUtils]: 18: Hoare triple {883#true} call setup(); {883#true} is VALID [2020-07-08 11:12:20,626 INFO L280 TraceCheckUtils]: 19: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,626 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {883#true} {883#true} #382#return; {883#true} is VALID [2020-07-08 11:12:20,626 INFO L263 TraceCheckUtils]: 21: Hoare triple {883#true} call runTest(); {883#true} is VALID [2020-07-08 11:12:20,627 INFO L263 TraceCheckUtils]: 22: Hoare triple {883#true} call test(); {883#true} is VALID [2020-07-08 11:12:20,628 INFO L280 TraceCheckUtils]: 23: Hoare triple {883#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {897#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:12:20,629 INFO L280 TraceCheckUtils]: 24: Hoare triple {897#(= 0 test_~splverifierCounter~0)} assume !false; {897#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:12:20,631 INFO L280 TraceCheckUtils]: 25: Hoare triple {897#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {884#false} is VALID [2020-07-08 11:12:20,631 INFO L263 TraceCheckUtils]: 26: Hoare triple {884#false} call cleanup(); {884#false} is VALID [2020-07-08 11:12:20,632 INFO L280 TraceCheckUtils]: 27: Hoare triple {884#false} havoc ~i~0;havoc ~__cil_tmp2~0; {884#false} is VALID [2020-07-08 11:12:20,632 INFO L263 TraceCheckUtils]: 28: Hoare triple {884#false} call timeShift(); {884#false} is VALID [2020-07-08 11:12:20,632 INFO L280 TraceCheckUtils]: 29: Hoare triple {884#false} assume !(0 != ~pumpRunning~0); {884#false} is VALID [2020-07-08 11:12:20,632 INFO L280 TraceCheckUtils]: 30: Hoare triple {884#false} assume !(0 != ~systemActive~0); {884#false} is VALID [2020-07-08 11:12:20,633 INFO L263 TraceCheckUtils]: 31: Hoare triple {884#false} call __utac_acc__Specification3_spec__1(); {884#false} is VALID [2020-07-08 11:12:20,633 INFO L280 TraceCheckUtils]: 32: Hoare triple {884#false} havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1; {884#false} is VALID [2020-07-08 11:12:20,633 INFO L263 TraceCheckUtils]: 33: Hoare triple {884#false} call #t~ret57 := isMethaneLevelCritical(); {883#true} is VALID [2020-07-08 11:12:20,633 INFO L280 TraceCheckUtils]: 34: Hoare triple {883#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {883#true} is VALID [2020-07-08 11:12:20,634 INFO L280 TraceCheckUtils]: 35: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,634 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {883#true} {884#false} #448#return; {884#false} is VALID [2020-07-08 11:12:20,639 INFO L280 TraceCheckUtils]: 37: Hoare triple {884#false} assume -2147483648 <= #t~ret57 && #t~ret57 <= 2147483647;~tmp~4 := #t~ret57;havoc #t~ret57; {884#false} is VALID [2020-07-08 11:12:20,640 INFO L280 TraceCheckUtils]: 38: Hoare triple {884#false} assume !(0 != ~tmp~4); {884#false} is VALID [2020-07-08 11:12:20,640 INFO L263 TraceCheckUtils]: 39: Hoare triple {884#false} call #t~ret58 := getWaterLevel(); {883#true} is VALID [2020-07-08 11:12:20,640 INFO L280 TraceCheckUtils]: 40: Hoare triple {883#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {883#true} is VALID [2020-07-08 11:12:20,641 INFO L280 TraceCheckUtils]: 41: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,641 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {883#true} {884#false} #450#return; {884#false} is VALID [2020-07-08 11:12:20,645 INFO L280 TraceCheckUtils]: 43: Hoare triple {884#false} assume -2147483648 <= #t~ret58 && #t~ret58 <= 2147483647;~tmp___0~1 := #t~ret58;havoc #t~ret58; {884#false} is VALID [2020-07-08 11:12:20,645 INFO L280 TraceCheckUtils]: 44: Hoare triple {884#false} assume 2 == ~tmp___0~1; {884#false} is VALID [2020-07-08 11:12:20,645 INFO L263 TraceCheckUtils]: 45: Hoare triple {884#false} call #t~ret59 := isPumpRunning(); {883#true} is VALID [2020-07-08 11:12:20,645 INFO L280 TraceCheckUtils]: 46: Hoare triple {883#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {883#true} is VALID [2020-07-08 11:12:20,646 INFO L280 TraceCheckUtils]: 47: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-08 11:12:20,646 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {883#true} {884#false} #452#return; {884#false} is VALID [2020-07-08 11:12:20,646 INFO L280 TraceCheckUtils]: 49: Hoare triple {884#false} assume -2147483648 <= #t~ret59 && #t~ret59 <= 2147483647;~tmp___1~1 := #t~ret59;havoc #t~ret59; {884#false} is VALID [2020-07-08 11:12:20,646 INFO L280 TraceCheckUtils]: 50: Hoare triple {884#false} assume !(0 != ~tmp___1~1); {884#false} is VALID [2020-07-08 11:12:20,647 INFO L263 TraceCheckUtils]: 51: Hoare triple {884#false} call __automaton_fail(); {884#false} is VALID [2020-07-08 11:12:20,647 INFO L280 TraceCheckUtils]: 52: Hoare triple {884#false} assume !false; {884#false} is VALID [2020-07-08 11:12:20,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:12:20,659 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806712979] [2020-07-08 11:12:20,661 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:12:20,662 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 11:12:20,662 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008053975] [2020-07-08 11:12:20,664 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:12:20,664 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:12:20,665 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 11:12:20,734 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:12:20,734 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 11:12:20,734 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:12:20,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 11:12:20,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 11:12:20,735 INFO L87 Difference]: Start difference. First operand 96 states and 111 transitions. Second operand 4 states. [2020-07-08 11:12:22,061 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:12:24,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:12:24,420 INFO L93 Difference]: Finished difference Result 155 states and 188 transitions. [2020-07-08 11:12:24,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 11:12:24,420 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:12:24,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:12:24,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:12:24,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 188 transitions. [2020-07-08 11:12:24,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:12:24,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 188 transitions. [2020-07-08 11:12:24,432 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 188 transitions. [2020-07-08 11:12:25,083 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 188 edges. 188 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:12:25,090 INFO L225 Difference]: With dead ends: 155 [2020-07-08 11:12:25,090 INFO L226 Difference]: Without dead ends: 110 [2020-07-08 11:12:25,091 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-08 11:12:25,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-07-08 11:12:26,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 87. [2020-07-08 11:12:26,061 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:12:26,061 INFO L82 GeneralOperation]: Start isEquivalent. First operand 110 states. Second operand 87 states. [2020-07-08 11:12:26,061 INFO L74 IsIncluded]: Start isIncluded. First operand 110 states. Second operand 87 states. [2020-07-08 11:12:26,062 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 87 states. [2020-07-08 11:12:26,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:12:26,069 INFO L93 Difference]: Finished difference Result 110 states and 135 transitions. [2020-07-08 11:12:26,070 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2020-07-08 11:12:26,071 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:12:26,071 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:12:26,071 INFO L74 IsIncluded]: Start isIncluded. First operand 87 states. Second operand 110 states. [2020-07-08 11:12:26,072 INFO L87 Difference]: Start difference. First operand 87 states. Second operand 110 states. [2020-07-08 11:12:26,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:12:26,078 INFO L93 Difference]: Finished difference Result 110 states and 135 transitions. [2020-07-08 11:12:26,078 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2020-07-08 11:12:26,079 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:12:26,080 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:12:26,080 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:12:26,080 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:12:26,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-07-08 11:12:26,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 99 transitions. [2020-07-08 11:12:26,084 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 99 transitions. Word has length 53 [2020-07-08 11:12:26,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:12:26,085 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 99 transitions. [2020-07-08 11:12:26,085 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 11:12:26,085 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2020-07-08 11:12:26,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-08 11:12:26,086 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:12:26,087 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:12:26,087 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 11:12:26,087 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:12:26,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:12:26,087 INFO L82 PathProgramCache]: Analyzing trace with hash 865102310, now seen corresponding path program 1 times [2020-07-08 11:12:26,088 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:12:26,088 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989545676] [2020-07-08 11:12:26,088 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:12:26,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:26,472 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:12:26,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:26,555 INFO L280 TraceCheckUtils]: 0: Hoare triple {1508#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:12:26,556 INFO L280 TraceCheckUtils]: 1: Hoare triple {1486#(= 1 ~systemActive~0)} assume true; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:12:26,556 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1486#(= 1 ~systemActive~0)} {1481#true} #456#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:12:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:26,560 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-08 11:12:26,561 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1481#true} {1486#(= 1 ~systemActive~0)} #376#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:12:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:26,569 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-08 11:12:26,570 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1481#true} {1486#(= 1 ~systemActive~0)} #378#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:12:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:26,616 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:12:26,617 INFO L280 TraceCheckUtils]: 1: Hoare triple {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:12:26,618 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1486#(= 1 ~systemActive~0)} #380#return; {1494#(= |main_#t~ret60| ~systemActive~0)} is VALID [2020-07-08 11:12:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:26,622 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-08 11:12:26,623 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1481#true} {1496#(not (= 0 ~systemActive~0))} #382#return; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:26,626 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1481#true} is VALID [2020-07-08 11:12:26,626 INFO L280 TraceCheckUtils]: 1: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-08 11:12:26,627 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1481#true} {1482#false} #448#return; {1482#false} is VALID [2020-07-08 11:12:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:26,629 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1481#true} is VALID [2020-07-08 11:12:26,630 INFO L280 TraceCheckUtils]: 1: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-08 11:12:26,630 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1481#true} {1482#false} #450#return; {1482#false} is VALID [2020-07-08 11:12:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:26,633 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1481#true} is VALID [2020-07-08 11:12:26,633 INFO L280 TraceCheckUtils]: 1: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-08 11:12:26,634 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1481#true} {1482#false} #452#return; {1482#false} is VALID [2020-07-08 11:12:26,638 INFO L263 TraceCheckUtils]: 0: Hoare triple {1481#true} call ULTIMATE.init(); {1508#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-08 11:12:26,644 INFO L280 TraceCheckUtils]: 1: Hoare triple {1508#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:12:26,645 INFO L280 TraceCheckUtils]: 2: Hoare triple {1486#(= 1 ~systemActive~0)} assume true; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:12:26,646 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1486#(= 1 ~systemActive~0)} {1481#true} #456#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:12:26,646 INFO L263 TraceCheckUtils]: 4: Hoare triple {1486#(= 1 ~systemActive~0)} call #t~ret71 := main(); {1486#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:12:26,647 INFO L280 TraceCheckUtils]: 5: Hoare triple {1486#(= 1 ~systemActive~0)} havoc ~retValue_acc~7;havoc ~tmp~5; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:12:26,647 INFO L263 TraceCheckUtils]: 6: Hoare triple {1486#(= 1 ~systemActive~0)} call select_helpers(); {1481#true} is VALID [2020-07-08 11:12:26,647 INFO L280 TraceCheckUtils]: 7: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-08 11:12:26,648 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1481#true} {1486#(= 1 ~systemActive~0)} #376#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:12:26,648 INFO L263 TraceCheckUtils]: 9: Hoare triple {1486#(= 1 ~systemActive~0)} call select_features(); {1481#true} is VALID [2020-07-08 11:12:26,649 INFO L280 TraceCheckUtils]: 10: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-08 11:12:26,650 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1481#true} {1486#(= 1 ~systemActive~0)} #378#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:12:26,650 INFO L263 TraceCheckUtils]: 12: Hoare triple {1486#(= 1 ~systemActive~0)} call #t~ret60 := valid_product(); {1481#true} is VALID [2020-07-08 11:12:26,651 INFO L280 TraceCheckUtils]: 13: Hoare triple {1481#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:12:26,651 INFO L280 TraceCheckUtils]: 14: Hoare triple {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:12:26,653 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1486#(= 1 ~systemActive~0)} #380#return; {1494#(= |main_#t~ret60| ~systemActive~0)} is VALID [2020-07-08 11:12:26,653 INFO L280 TraceCheckUtils]: 16: Hoare triple {1494#(= |main_#t~ret60| ~systemActive~0)} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~5 := #t~ret60;havoc #t~ret60; {1495#(= main_~tmp~5 ~systemActive~0)} is VALID [2020-07-08 11:12:26,654 INFO L280 TraceCheckUtils]: 17: Hoare triple {1495#(= main_~tmp~5 ~systemActive~0)} assume 0 != ~tmp~5; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,654 INFO L263 TraceCheckUtils]: 18: Hoare triple {1496#(not (= 0 ~systemActive~0))} call setup(); {1481#true} is VALID [2020-07-08 11:12:26,655 INFO L280 TraceCheckUtils]: 19: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-08 11:12:26,655 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1481#true} {1496#(not (= 0 ~systemActive~0))} #382#return; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,656 INFO L263 TraceCheckUtils]: 21: Hoare triple {1496#(not (= 0 ~systemActive~0))} call runTest(); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,657 INFO L263 TraceCheckUtils]: 22: Hoare triple {1496#(not (= 0 ~systemActive~0))} call test(); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,657 INFO L280 TraceCheckUtils]: 23: Hoare triple {1496#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,658 INFO L280 TraceCheckUtils]: 24: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume !false; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,659 INFO L280 TraceCheckUtils]: 25: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,659 INFO L280 TraceCheckUtils]: 26: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,660 INFO L280 TraceCheckUtils]: 27: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~0); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,660 INFO L280 TraceCheckUtils]: 28: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,661 INFO L280 TraceCheckUtils]: 29: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,662 INFO L280 TraceCheckUtils]: 30: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,662 INFO L280 TraceCheckUtils]: 31: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,663 INFO L263 TraceCheckUtils]: 32: Hoare triple {1496#(not (= 0 ~systemActive~0))} call timeShift(); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,664 INFO L280 TraceCheckUtils]: 33: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:12:26,664 INFO L280 TraceCheckUtils]: 34: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1482#false} is VALID [2020-07-08 11:12:26,665 INFO L263 TraceCheckUtils]: 35: Hoare triple {1482#false} call __utac_acc__Specification3_spec__1(); {1482#false} is VALID [2020-07-08 11:12:26,665 INFO L280 TraceCheckUtils]: 36: Hoare triple {1482#false} havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1; {1482#false} is VALID [2020-07-08 11:12:26,665 INFO L263 TraceCheckUtils]: 37: Hoare triple {1482#false} call #t~ret57 := isMethaneLevelCritical(); {1481#true} is VALID [2020-07-08 11:12:26,665 INFO L280 TraceCheckUtils]: 38: Hoare triple {1481#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1481#true} is VALID [2020-07-08 11:12:26,666 INFO L280 TraceCheckUtils]: 39: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-08 11:12:26,666 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1481#true} {1482#false} #448#return; {1482#false} is VALID [2020-07-08 11:12:26,666 INFO L280 TraceCheckUtils]: 41: Hoare triple {1482#false} assume -2147483648 <= #t~ret57 && #t~ret57 <= 2147483647;~tmp~4 := #t~ret57;havoc #t~ret57; {1482#false} is VALID [2020-07-08 11:12:26,666 INFO L280 TraceCheckUtils]: 42: Hoare triple {1482#false} assume !(0 != ~tmp~4); {1482#false} is VALID [2020-07-08 11:12:26,667 INFO L263 TraceCheckUtils]: 43: Hoare triple {1482#false} call #t~ret58 := getWaterLevel(); {1481#true} is VALID [2020-07-08 11:12:26,667 INFO L280 TraceCheckUtils]: 44: Hoare triple {1481#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1481#true} is VALID [2020-07-08 11:12:26,667 INFO L280 TraceCheckUtils]: 45: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-08 11:12:26,667 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1481#true} {1482#false} #450#return; {1482#false} is VALID [2020-07-08 11:12:26,667 INFO L280 TraceCheckUtils]: 47: Hoare triple {1482#false} assume -2147483648 <= #t~ret58 && #t~ret58 <= 2147483647;~tmp___0~1 := #t~ret58;havoc #t~ret58; {1482#false} is VALID [2020-07-08 11:12:26,668 INFO L280 TraceCheckUtils]: 48: Hoare triple {1482#false} assume 2 == ~tmp___0~1; {1482#false} is VALID [2020-07-08 11:12:26,668 INFO L263 TraceCheckUtils]: 49: Hoare triple {1482#false} call #t~ret59 := isPumpRunning(); {1481#true} is VALID [2020-07-08 11:12:26,668 INFO L280 TraceCheckUtils]: 50: Hoare triple {1481#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1481#true} is VALID [2020-07-08 11:12:26,668 INFO L280 TraceCheckUtils]: 51: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-08 11:12:26,669 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1481#true} {1482#false} #452#return; {1482#false} is VALID [2020-07-08 11:12:26,669 INFO L280 TraceCheckUtils]: 53: Hoare triple {1482#false} assume -2147483648 <= #t~ret59 && #t~ret59 <= 2147483647;~tmp___1~1 := #t~ret59;havoc #t~ret59; {1482#false} is VALID [2020-07-08 11:12:26,669 INFO L280 TraceCheckUtils]: 54: Hoare triple {1482#false} assume !(0 != ~tmp___1~1); {1482#false} is VALID [2020-07-08 11:12:26,669 INFO L263 TraceCheckUtils]: 55: Hoare triple {1482#false} call __automaton_fail(); {1482#false} is VALID [2020-07-08 11:12:26,670 INFO L280 TraceCheckUtils]: 56: Hoare triple {1482#false} assume !false; {1482#false} is VALID [2020-07-08 11:12:26,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:12:26,678 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989545676] [2020-07-08 11:12:26,679 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:12:26,679 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:12:26,679 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918074510] [2020-07-08 11:12:26,680 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 11:12:26,680 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:12:26,680 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:12:26,750 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:12:26,751 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:12:26,751 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:12:26,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:12:26,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:12:26,752 INFO L87 Difference]: Start difference. First operand 87 states and 99 transitions. Second operand 8 states. [2020-07-08 11:12:27,573 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:12:28,518 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-08 11:12:28,977 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:12:29,303 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:12:33,021 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:12:39,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:12:39,082 INFO L93 Difference]: Finished difference Result 311 states and 384 transitions. [2020-07-08 11:12:39,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-08 11:12:39,083 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 11:12:39,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:12:39,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:12:39,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 384 transitions. [2020-07-08 11:12:39,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:12:39,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 384 transitions. [2020-07-08 11:12:39,102 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 384 transitions. [2020-07-08 11:12:40,431 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 384 edges. 384 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:12:40,442 INFO L225 Difference]: With dead ends: 311 [2020-07-08 11:12:40,443 INFO L226 Difference]: Without dead ends: 248 [2020-07-08 11:12:40,444 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-08 11:12:40,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-07-08 11:12:42,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 186. [2020-07-08 11:12:42,404 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:12:42,404 INFO L82 GeneralOperation]: Start isEquivalent. First operand 248 states. Second operand 186 states. [2020-07-08 11:12:42,404 INFO L74 IsIncluded]: Start isIncluded. First operand 248 states. Second operand 186 states. [2020-07-08 11:12:42,404 INFO L87 Difference]: Start difference. First operand 248 states. Second operand 186 states. [2020-07-08 11:12:42,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:12:42,418 INFO L93 Difference]: Finished difference Result 248 states and 302 transitions. [2020-07-08 11:12:42,418 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 302 transitions. [2020-07-08 11:12:42,419 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:12:42,420 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:12:42,420 INFO L74 IsIncluded]: Start isIncluded. First operand 186 states. Second operand 248 states. [2020-07-08 11:12:42,420 INFO L87 Difference]: Start difference. First operand 186 states. Second operand 248 states. [2020-07-08 11:12:42,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:12:42,433 INFO L93 Difference]: Finished difference Result 248 states and 302 transitions. [2020-07-08 11:12:42,433 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 302 transitions. [2020-07-08 11:12:42,434 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:12:42,435 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:12:42,435 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:12:42,435 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:12:42,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-07-08 11:12:42,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 221 transitions. [2020-07-08 11:12:42,443 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 221 transitions. Word has length 57 [2020-07-08 11:12:42,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:12:42,443 INFO L479 AbstractCegarLoop]: Abstraction has 186 states and 221 transitions. [2020-07-08 11:12:42,443 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:12:42,443 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 221 transitions. [2020-07-08 11:12:42,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-08 11:12:42,445 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:12:42,445 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:12:42,445 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 11:12:42,445 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:12:42,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:12:42,446 INFO L82 PathProgramCache]: Analyzing trace with hash 27342424, now seen corresponding path program 1 times [2020-07-08 11:12:42,446 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:12:42,446 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656492692] [2020-07-08 11:12:42,446 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:12:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:42,803 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:12:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:42,887 INFO L280 TraceCheckUtils]: 0: Hoare triple {2744#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,888 INFO L280 TraceCheckUtils]: 1: Hoare triple {2721#(= 1 ~waterLevel~0)} assume true; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,892 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2721#(= 1 ~waterLevel~0)} {2716#true} #456#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:42,896 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-08 11:12:42,897 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #376#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:42,908 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-08 11:12:42,910 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #378#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:42,915 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {2716#true} is VALID [2020-07-08 11:12:42,915 INFO L280 TraceCheckUtils]: 1: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-08 11:12:42,916 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #380#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:42,923 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-08 11:12:42,923 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #382#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:42,927 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-08 11:12:42,928 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #430#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:42,932 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {2716#true} is VALID [2020-07-08 11:12:42,932 INFO L280 TraceCheckUtils]: 1: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-08 11:12:42,933 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #448#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:42,948 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {2745#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:12:42,948 INFO L280 TraceCheckUtils]: 1: Hoare triple {2745#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2745#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:12:42,949 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2745#(= |getWaterLevel_#res| ~waterLevel~0)} {2721#(= 1 ~waterLevel~0)} #450#return; {2739#(= 1 |__utac_acc__Specification3_spec__1_#t~ret58|)} is VALID [2020-07-08 11:12:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:42,954 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2716#true} is VALID [2020-07-08 11:12:42,954 INFO L280 TraceCheckUtils]: 1: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-08 11:12:42,954 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2716#true} {2717#false} #452#return; {2717#false} is VALID [2020-07-08 11:12:42,959 INFO L263 TraceCheckUtils]: 0: Hoare triple {2716#true} call ULTIMATE.init(); {2744#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-08 11:12:42,965 INFO L280 TraceCheckUtils]: 1: Hoare triple {2744#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,965 INFO L280 TraceCheckUtils]: 2: Hoare triple {2721#(= 1 ~waterLevel~0)} assume true; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,966 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2721#(= 1 ~waterLevel~0)} {2716#true} #456#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,967 INFO L263 TraceCheckUtils]: 4: Hoare triple {2721#(= 1 ~waterLevel~0)} call #t~ret71 := main(); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,967 INFO L280 TraceCheckUtils]: 5: Hoare triple {2721#(= 1 ~waterLevel~0)} havoc ~retValue_acc~7;havoc ~tmp~5; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,968 INFO L263 TraceCheckUtils]: 6: Hoare triple {2721#(= 1 ~waterLevel~0)} call select_helpers(); {2716#true} is VALID [2020-07-08 11:12:42,968 INFO L280 TraceCheckUtils]: 7: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-08 11:12:42,969 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #376#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,970 INFO L263 TraceCheckUtils]: 9: Hoare triple {2721#(= 1 ~waterLevel~0)} call select_features(); {2716#true} is VALID [2020-07-08 11:12:42,970 INFO L280 TraceCheckUtils]: 10: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-08 11:12:42,972 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #378#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,973 INFO L263 TraceCheckUtils]: 12: Hoare triple {2721#(= 1 ~waterLevel~0)} call #t~ret60 := valid_product(); {2716#true} is VALID [2020-07-08 11:12:42,973 INFO L280 TraceCheckUtils]: 13: Hoare triple {2716#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {2716#true} is VALID [2020-07-08 11:12:42,973 INFO L280 TraceCheckUtils]: 14: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-08 11:12:42,974 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #380#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,976 INFO L280 TraceCheckUtils]: 16: Hoare triple {2721#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~5 := #t~ret60;havoc #t~ret60; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,977 INFO L280 TraceCheckUtils]: 17: Hoare triple {2721#(= 1 ~waterLevel~0)} assume 0 != ~tmp~5; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,977 INFO L263 TraceCheckUtils]: 18: Hoare triple {2721#(= 1 ~waterLevel~0)} call setup(); {2716#true} is VALID [2020-07-08 11:12:42,977 INFO L280 TraceCheckUtils]: 19: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-08 11:12:42,978 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #382#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,979 INFO L263 TraceCheckUtils]: 21: Hoare triple {2721#(= 1 ~waterLevel~0)} call runTest(); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,980 INFO L263 TraceCheckUtils]: 22: Hoare triple {2721#(= 1 ~waterLevel~0)} call test(); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,981 INFO L280 TraceCheckUtils]: 23: Hoare triple {2721#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,982 INFO L280 TraceCheckUtils]: 24: Hoare triple {2721#(= 1 ~waterLevel~0)} assume !false; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,983 INFO L280 TraceCheckUtils]: 25: Hoare triple {2721#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,984 INFO L280 TraceCheckUtils]: 26: Hoare triple {2721#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,985 INFO L280 TraceCheckUtils]: 27: Hoare triple {2721#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~0); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,985 INFO L280 TraceCheckUtils]: 28: Hoare triple {2721#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,986 INFO L280 TraceCheckUtils]: 29: Hoare triple {2721#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,987 INFO L280 TraceCheckUtils]: 30: Hoare triple {2721#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,987 INFO L280 TraceCheckUtils]: 31: Hoare triple {2721#(= 1 ~waterLevel~0)} assume 0 != ~tmp___2~0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,988 INFO L263 TraceCheckUtils]: 32: Hoare triple {2721#(= 1 ~waterLevel~0)} call timeShift(); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,989 INFO L280 TraceCheckUtils]: 33: Hoare triple {2721#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,989 INFO L280 TraceCheckUtils]: 34: Hoare triple {2721#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,990 INFO L263 TraceCheckUtils]: 35: Hoare triple {2721#(= 1 ~waterLevel~0)} call processEnvironment(); {2716#true} is VALID [2020-07-08 11:12:42,990 INFO L280 TraceCheckUtils]: 36: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-08 11:12:42,991 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #430#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,991 INFO L263 TraceCheckUtils]: 38: Hoare triple {2721#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,992 INFO L280 TraceCheckUtils]: 39: Hoare triple {2721#(= 1 ~waterLevel~0)} havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:42,992 INFO L263 TraceCheckUtils]: 40: Hoare triple {2721#(= 1 ~waterLevel~0)} call #t~ret57 := isMethaneLevelCritical(); {2716#true} is VALID [2020-07-08 11:12:43,005 INFO L280 TraceCheckUtils]: 41: Hoare triple {2716#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {2716#true} is VALID [2020-07-08 11:12:43,005 INFO L280 TraceCheckUtils]: 42: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-08 11:12:43,009 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #448#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:43,009 INFO L280 TraceCheckUtils]: 44: Hoare triple {2721#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret57 && #t~ret57 <= 2147483647;~tmp~4 := #t~ret57;havoc #t~ret57; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:43,010 INFO L280 TraceCheckUtils]: 45: Hoare triple {2721#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:12:43,010 INFO L263 TraceCheckUtils]: 46: Hoare triple {2721#(= 1 ~waterLevel~0)} call #t~ret58 := getWaterLevel(); {2716#true} is VALID [2020-07-08 11:12:43,011 INFO L280 TraceCheckUtils]: 47: Hoare triple {2716#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {2745#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:12:43,012 INFO L280 TraceCheckUtils]: 48: Hoare triple {2745#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2745#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:12:43,013 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {2745#(= |getWaterLevel_#res| ~waterLevel~0)} {2721#(= 1 ~waterLevel~0)} #450#return; {2739#(= 1 |__utac_acc__Specification3_spec__1_#t~ret58|)} is VALID [2020-07-08 11:12:43,013 INFO L280 TraceCheckUtils]: 50: Hoare triple {2739#(= 1 |__utac_acc__Specification3_spec__1_#t~ret58|)} assume -2147483648 <= #t~ret58 && #t~ret58 <= 2147483647;~tmp___0~1 := #t~ret58;havoc #t~ret58; {2740#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~1)} is VALID [2020-07-08 11:12:43,014 INFO L280 TraceCheckUtils]: 51: Hoare triple {2740#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~1)} assume 2 == ~tmp___0~1; {2717#false} is VALID [2020-07-08 11:12:43,014 INFO L263 TraceCheckUtils]: 52: Hoare triple {2717#false} call #t~ret59 := isPumpRunning(); {2716#true} is VALID [2020-07-08 11:12:43,015 INFO L280 TraceCheckUtils]: 53: Hoare triple {2716#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2716#true} is VALID [2020-07-08 11:12:43,015 INFO L280 TraceCheckUtils]: 54: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-08 11:12:43,015 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2716#true} {2717#false} #452#return; {2717#false} is VALID [2020-07-08 11:12:43,015 INFO L280 TraceCheckUtils]: 56: Hoare triple {2717#false} assume -2147483648 <= #t~ret59 && #t~ret59 <= 2147483647;~tmp___1~1 := #t~ret59;havoc #t~ret59; {2717#false} is VALID [2020-07-08 11:12:43,015 INFO L280 TraceCheckUtils]: 57: Hoare triple {2717#false} assume !(0 != ~tmp___1~1); {2717#false} is VALID [2020-07-08 11:12:43,016 INFO L263 TraceCheckUtils]: 58: Hoare triple {2717#false} call __automaton_fail(); {2717#false} is VALID [2020-07-08 11:12:43,016 INFO L280 TraceCheckUtils]: 59: Hoare triple {2717#false} assume !false; {2717#false} is VALID [2020-07-08 11:12:43,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:12:43,026 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656492692] [2020-07-08 11:12:43,026 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:12:43,026 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-08 11:12:43,026 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088339562] [2020-07-08 11:12:43,027 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 60 [2020-07-08 11:12:43,027 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:12:43,028 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-08 11:12:43,100 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:12:43,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-08 11:12:43,101 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:12:43,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-08 11:12:43,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-07-08 11:12:43,102 INFO L87 Difference]: Start difference. First operand 186 states and 221 transitions. Second operand 7 states. [2020-07-08 11:12:43,788 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:12:49,631 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:12:50,276 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:12:50,699 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:12:51,141 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:12:53,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:12:53,399 INFO L93 Difference]: Finished difference Result 524 states and 668 transitions. [2020-07-08 11:12:53,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-08 11:12:53,399 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 60 [2020-07-08 11:12:53,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:12:53,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-08 11:12:53,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 283 transitions. [2020-07-08 11:12:53,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-08 11:12:53,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 283 transitions. [2020-07-08 11:12:53,412 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 283 transitions. [2020-07-08 11:12:54,370 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 283 edges. 283 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:12:54,389 INFO L225 Difference]: With dead ends: 524 [2020-07-08 11:12:54,389 INFO L226 Difference]: Without dead ends: 362 [2020-07-08 11:12:54,394 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-07-08 11:12:54,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2020-07-08 11:12:57,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 341. [2020-07-08 11:12:57,797 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:12:57,797 INFO L82 GeneralOperation]: Start isEquivalent. First operand 362 states. Second operand 341 states. [2020-07-08 11:12:57,797 INFO L74 IsIncluded]: Start isIncluded. First operand 362 states. Second operand 341 states. [2020-07-08 11:12:57,797 INFO L87 Difference]: Start difference. First operand 362 states. Second operand 341 states. [2020-07-08 11:12:57,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:12:57,815 INFO L93 Difference]: Finished difference Result 362 states and 447 transitions. [2020-07-08 11:12:57,815 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 447 transitions. [2020-07-08 11:12:57,816 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:12:57,817 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:12:57,817 INFO L74 IsIncluded]: Start isIncluded. First operand 341 states. Second operand 362 states. [2020-07-08 11:12:57,817 INFO L87 Difference]: Start difference. First operand 341 states. Second operand 362 states. [2020-07-08 11:12:57,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:12:57,835 INFO L93 Difference]: Finished difference Result 362 states and 447 transitions. [2020-07-08 11:12:57,835 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 447 transitions. [2020-07-08 11:12:57,837 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:12:57,837 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:12:57,837 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:12:57,837 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:12:57,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2020-07-08 11:12:57,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 417 transitions. [2020-07-08 11:12:57,854 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 417 transitions. Word has length 60 [2020-07-08 11:12:57,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:12:57,854 INFO L479 AbstractCegarLoop]: Abstraction has 341 states and 417 transitions. [2020-07-08 11:12:57,855 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-08 11:12:57,855 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 417 transitions. [2020-07-08 11:12:57,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-08 11:12:57,856 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:12:57,856 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] [2020-07-08 11:12:57,857 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 11:12:57,857 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:12:57,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:12:57,857 INFO L82 PathProgramCache]: Analyzing trace with hash -475254926, now seen corresponding path program 1 times [2020-07-08 11:12:57,858 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:12:57,858 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205493988] [2020-07-08 11:12:57,858 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:12:57,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,158 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:12:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,260 INFO L280 TraceCheckUtils]: 0: Hoare triple {4711#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,265 INFO L280 TraceCheckUtils]: 1: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume true; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,265 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4687#(= 0 ~pumpRunning~0)} {4682#true} #456#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,270 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,271 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #376#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,274 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,274 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #378#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,278 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {4682#true} is VALID [2020-07-08 11:12:58,279 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,280 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #380#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,285 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,286 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #382#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,300 INFO L280 TraceCheckUtils]: 0: Hoare triple {4712#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {4682#true} is VALID [2020-07-08 11:12:58,301 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,301 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4683#false} #428#return; {4683#false} is VALID [2020-07-08 11:12:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,304 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,304 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4682#true} {4683#false} #430#return; {4683#false} is VALID [2020-07-08 11:12:58,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,308 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {4682#true} is VALID [2020-07-08 11:12:58,309 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,309 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4683#false} #448#return; {4683#false} is VALID [2020-07-08 11:12:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,314 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {4682#true} is VALID [2020-07-08 11:12:58,315 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,315 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4683#false} #450#return; {4683#false} is VALID [2020-07-08 11:12:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,318 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {4682#true} is VALID [2020-07-08 11:12:58,318 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,319 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4683#false} #452#return; {4683#false} is VALID [2020-07-08 11:12:58,323 INFO L263 TraceCheckUtils]: 0: Hoare triple {4682#true} call ULTIMATE.init(); {4711#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-08 11:12:58,329 INFO L280 TraceCheckUtils]: 1: Hoare triple {4711#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,329 INFO L280 TraceCheckUtils]: 2: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume true; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,330 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4687#(= 0 ~pumpRunning~0)} {4682#true} #456#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,331 INFO L263 TraceCheckUtils]: 4: Hoare triple {4687#(= 0 ~pumpRunning~0)} call #t~ret71 := main(); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,331 INFO L280 TraceCheckUtils]: 5: Hoare triple {4687#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~7;havoc ~tmp~5; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,332 INFO L263 TraceCheckUtils]: 6: Hoare triple {4687#(= 0 ~pumpRunning~0)} call select_helpers(); {4682#true} is VALID [2020-07-08 11:12:58,332 INFO L280 TraceCheckUtils]: 7: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,333 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #376#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,333 INFO L263 TraceCheckUtils]: 9: Hoare triple {4687#(= 0 ~pumpRunning~0)} call select_features(); {4682#true} is VALID [2020-07-08 11:12:58,333 INFO L280 TraceCheckUtils]: 10: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,334 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #378#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,334 INFO L263 TraceCheckUtils]: 12: Hoare triple {4687#(= 0 ~pumpRunning~0)} call #t~ret60 := valid_product(); {4682#true} is VALID [2020-07-08 11:12:58,334 INFO L280 TraceCheckUtils]: 13: Hoare triple {4682#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {4682#true} is VALID [2020-07-08 11:12:58,334 INFO L280 TraceCheckUtils]: 14: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,335 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #380#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,336 INFO L280 TraceCheckUtils]: 16: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~5 := #t~ret60;havoc #t~ret60; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,336 INFO L280 TraceCheckUtils]: 17: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~5; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,337 INFO L263 TraceCheckUtils]: 18: Hoare triple {4687#(= 0 ~pumpRunning~0)} call setup(); {4682#true} is VALID [2020-07-08 11:12:58,337 INFO L280 TraceCheckUtils]: 19: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,338 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #382#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,338 INFO L263 TraceCheckUtils]: 21: Hoare triple {4687#(= 0 ~pumpRunning~0)} call runTest(); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,339 INFO L263 TraceCheckUtils]: 22: Hoare triple {4687#(= 0 ~pumpRunning~0)} call test(); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,339 INFO L280 TraceCheckUtils]: 23: Hoare triple {4687#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,340 INFO L280 TraceCheckUtils]: 24: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume !false; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,340 INFO L280 TraceCheckUtils]: 25: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,341 INFO L280 TraceCheckUtils]: 26: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,341 INFO L280 TraceCheckUtils]: 27: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~0); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,342 INFO L280 TraceCheckUtils]: 28: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,343 INFO L280 TraceCheckUtils]: 29: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~0); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,343 INFO L280 TraceCheckUtils]: 30: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,344 INFO L280 TraceCheckUtils]: 31: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___2~0; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,344 INFO L263 TraceCheckUtils]: 32: Hoare triple {4687#(= 0 ~pumpRunning~0)} call timeShift(); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:12:58,345 INFO L280 TraceCheckUtils]: 33: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {4683#false} is VALID [2020-07-08 11:12:58,345 INFO L263 TraceCheckUtils]: 34: Hoare triple {4683#false} call lowerWaterLevel(); {4712#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:12:58,345 INFO L280 TraceCheckUtils]: 35: Hoare triple {4712#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {4682#true} is VALID [2020-07-08 11:12:58,346 INFO L280 TraceCheckUtils]: 36: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,346 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {4682#true} {4683#false} #428#return; {4683#false} is VALID [2020-07-08 11:12:58,346 INFO L280 TraceCheckUtils]: 38: Hoare triple {4683#false} assume 0 != ~systemActive~0; {4683#false} is VALID [2020-07-08 11:12:58,346 INFO L263 TraceCheckUtils]: 39: Hoare triple {4683#false} call processEnvironment(); {4682#true} is VALID [2020-07-08 11:12:58,346 INFO L280 TraceCheckUtils]: 40: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,347 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {4682#true} {4683#false} #430#return; {4683#false} is VALID [2020-07-08 11:12:58,347 INFO L263 TraceCheckUtils]: 42: Hoare triple {4683#false} call __utac_acc__Specification3_spec__1(); {4683#false} is VALID [2020-07-08 11:12:58,347 INFO L280 TraceCheckUtils]: 43: Hoare triple {4683#false} havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1; {4683#false} is VALID [2020-07-08 11:12:58,347 INFO L263 TraceCheckUtils]: 44: Hoare triple {4683#false} call #t~ret57 := isMethaneLevelCritical(); {4682#true} is VALID [2020-07-08 11:12:58,347 INFO L280 TraceCheckUtils]: 45: Hoare triple {4682#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {4682#true} is VALID [2020-07-08 11:12:58,348 INFO L280 TraceCheckUtils]: 46: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,348 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {4682#true} {4683#false} #448#return; {4683#false} is VALID [2020-07-08 11:12:58,348 INFO L280 TraceCheckUtils]: 48: Hoare triple {4683#false} assume -2147483648 <= #t~ret57 && #t~ret57 <= 2147483647;~tmp~4 := #t~ret57;havoc #t~ret57; {4683#false} is VALID [2020-07-08 11:12:58,348 INFO L280 TraceCheckUtils]: 49: Hoare triple {4683#false} assume !(0 != ~tmp~4); {4683#false} is VALID [2020-07-08 11:12:58,348 INFO L263 TraceCheckUtils]: 50: Hoare triple {4683#false} call #t~ret58 := getWaterLevel(); {4682#true} is VALID [2020-07-08 11:12:58,349 INFO L280 TraceCheckUtils]: 51: Hoare triple {4682#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {4682#true} is VALID [2020-07-08 11:12:58,349 INFO L280 TraceCheckUtils]: 52: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,349 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {4682#true} {4683#false} #450#return; {4683#false} is VALID [2020-07-08 11:12:58,349 INFO L280 TraceCheckUtils]: 54: Hoare triple {4683#false} assume -2147483648 <= #t~ret58 && #t~ret58 <= 2147483647;~tmp___0~1 := #t~ret58;havoc #t~ret58; {4683#false} is VALID [2020-07-08 11:12:58,350 INFO L280 TraceCheckUtils]: 55: Hoare triple {4683#false} assume 2 == ~tmp___0~1; {4683#false} is VALID [2020-07-08 11:12:58,350 INFO L263 TraceCheckUtils]: 56: Hoare triple {4683#false} call #t~ret59 := isPumpRunning(); {4682#true} is VALID [2020-07-08 11:12:58,350 INFO L280 TraceCheckUtils]: 57: Hoare triple {4682#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {4682#true} is VALID [2020-07-08 11:12:58,350 INFO L280 TraceCheckUtils]: 58: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-08 11:12:58,350 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {4682#true} {4683#false} #452#return; {4683#false} is VALID [2020-07-08 11:12:58,351 INFO L280 TraceCheckUtils]: 60: Hoare triple {4683#false} assume -2147483648 <= #t~ret59 && #t~ret59 <= 2147483647;~tmp___1~1 := #t~ret59;havoc #t~ret59; {4683#false} is VALID [2020-07-08 11:12:58,351 INFO L280 TraceCheckUtils]: 61: Hoare triple {4683#false} assume !(0 != ~tmp___1~1); {4683#false} is VALID [2020-07-08 11:12:58,351 INFO L263 TraceCheckUtils]: 62: Hoare triple {4683#false} call __automaton_fail(); {4683#false} is VALID [2020-07-08 11:12:58,351 INFO L280 TraceCheckUtils]: 63: Hoare triple {4683#false} assume !false; {4683#false} is VALID [2020-07-08 11:12:58,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:12:58,359 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205493988] [2020-07-08 11:12:58,359 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:12:58,359 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-08 11:12:58,360 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54761317] [2020-07-08 11:12:58,360 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-07-08 11:12:58,361 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:12:58,361 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-08 11:12:58,439 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:12:58,439 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-08 11:12:58,440 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:12:58,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-08 11:12:58,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-08 11:12:58,440 INFO L87 Difference]: Start difference. First operand 341 states and 417 transitions. Second operand 5 states. [2020-07-08 11:12:59,263 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:13:04,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:13:04,071 INFO L93 Difference]: Finished difference Result 586 states and 736 transitions. [2020-07-08 11:13:04,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-08 11:13:04,071 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-07-08 11:13:04,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:13:04,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 11:13:04,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 215 transitions. [2020-07-08 11:13:04,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-08 11:13:04,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 215 transitions. [2020-07-08 11:13:04,082 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 215 transitions. [2020-07-08 11:13:04,719 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 215 edges. 215 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:13:04,730 INFO L225 Difference]: With dead ends: 586 [2020-07-08 11:13:04,730 INFO L226 Difference]: Without dead ends: 308 [2020-07-08 11:13:04,732 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 [2020-07-08 11:13:04,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2020-07-08 11:13:07,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 295. [2020-07-08 11:13:07,670 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:13:07,670 INFO L82 GeneralOperation]: Start isEquivalent. First operand 308 states. Second operand 295 states. [2020-07-08 11:13:07,670 INFO L74 IsIncluded]: Start isIncluded. First operand 308 states. Second operand 295 states. [2020-07-08 11:13:07,670 INFO L87 Difference]: Start difference. First operand 308 states. Second operand 295 states. [2020-07-08 11:13:07,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:13:07,681 INFO L93 Difference]: Finished difference Result 308 states and 367 transitions. [2020-07-08 11:13:07,682 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 367 transitions. [2020-07-08 11:13:07,683 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:13:07,683 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:13:07,683 INFO L74 IsIncluded]: Start isIncluded. First operand 295 states. Second operand 308 states. [2020-07-08 11:13:07,683 INFO L87 Difference]: Start difference. First operand 295 states. Second operand 308 states. [2020-07-08 11:13:07,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:13:07,693 INFO L93 Difference]: Finished difference Result 308 states and 367 transitions. [2020-07-08 11:13:07,693 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 367 transitions. [2020-07-08 11:13:07,694 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:13:07,694 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:13:07,694 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:13:07,694 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:13:07,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2020-07-08 11:13:07,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 346 transitions. [2020-07-08 11:13:07,704 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 346 transitions. Word has length 64 [2020-07-08 11:13:07,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:13:07,704 INFO L479 AbstractCegarLoop]: Abstraction has 295 states and 346 transitions. [2020-07-08 11:13:07,704 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-08 11:13:07,705 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 346 transitions. [2020-07-08 11:13:07,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-08 11:13:07,706 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:13:07,706 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] [2020-07-08 11:13:07,706 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 11:13:07,707 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:13:07,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:13:07,707 INFO L82 PathProgramCache]: Analyzing trace with hash 2049443282, now seen corresponding path program 1 times [2020-07-08 11:13:07,707 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:13:07,707 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999212940] [2020-07-08 11:13:07,708 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:13:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:13:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:13:07,913 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-08 11:13:07,914 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 11:13:07,914 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-08 11:13:08,118 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-08 11:13:08,118 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-08 11:13:08,119 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-08 11:13:08,119 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-08 11:13:08,119 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 11:13:08,119 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:13:08,119 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:13:08,119 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:13:08,119 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:13:08,119 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-08 11:13:08,120 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-08 11:13:08,120 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-08 11:13:08,120 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-08 11:13:08,120 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-08 11:13:08,120 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:13:08,120 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:13:08,120 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-08 11:13:08,120 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-08 11:13:08,121 WARN L170 areAnnotationChecker]: processEnvironmentFINAL has no Hoare annotation [2020-07-08 11:13:08,121 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-08 11:13:08,121 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-08 11:13:08,121 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-08 11:13:08,121 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-08 11:13:08,121 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-08 11:13:08,121 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-08 11:13:08,121 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-08 11:13:08,121 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-08 11:13:08,122 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:13:08,122 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:13:08,122 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-08 11:13:08,122 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:13:08,122 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:13:08,122 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-08 11:13:08,122 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-08 11:13:08,122 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-08 11:13:08,122 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:13:08,123 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:13:08,123 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:13:08,123 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:13:08,123 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-08 11:13:08,123 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:13:08,123 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:13:08,123 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:13:08,123 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:13:08,124 WARN L170 areAnnotationChecker]: L319-2 has no Hoare annotation [2020-07-08 11:13:08,124 WARN L170 areAnnotationChecker]: L319-2 has no Hoare annotation [2020-07-08 11:13:08,124 WARN L170 areAnnotationChecker]: L319-2 has no Hoare annotation [2020-07-08 11:13:08,124 WARN L170 areAnnotationChecker]: L376-2 has no Hoare annotation [2020-07-08 11:13:08,124 WARN L170 areAnnotationChecker]: L376-2 has no Hoare annotation [2020-07-08 11:13:08,124 WARN L170 areAnnotationChecker]: L376-2 has no Hoare annotation [2020-07-08 11:13:08,124 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-08 11:13:08,124 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-08 11:13:08,124 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-08 11:13:08,125 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-08 11:13:08,125 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-08 11:13:08,125 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-08 11:13:08,125 WARN L170 areAnnotationChecker]: L232 has no Hoare annotation [2020-07-08 11:13:08,125 WARN L170 areAnnotationChecker]: L232 has no Hoare annotation [2020-07-08 11:13:08,125 WARN L170 areAnnotationChecker]: L230 has no Hoare annotation [2020-07-08 11:13:08,125 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-08 11:13:08,125 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2020-07-08 11:13:08,125 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2020-07-08 11:13:08,125 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-08 11:13:08,126 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-08 11:13:08,126 WARN L170 areAnnotationChecker]: L575 has no Hoare annotation [2020-07-08 11:13:08,126 WARN L170 areAnnotationChecker]: L575 has no Hoare annotation [2020-07-08 11:13:08,126 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-08 11:13:08,126 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-08 11:13:08,126 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-08 11:13:08,126 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-08 11:13:08,126 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-08 11:13:08,126 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-08 11:13:08,126 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-08 11:13:08,127 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-08 11:13:08,127 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-08 11:13:08,127 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-08 11:13:08,127 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 11:13:08,127 WARN L170 areAnnotationChecker]: L436 has no Hoare annotation [2020-07-08 11:13:08,127 WARN L170 areAnnotationChecker]: L436 has no Hoare annotation [2020-07-08 11:13:08,127 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-08 11:13:08,127 WARN L170 areAnnotationChecker]: L841 has no Hoare annotation [2020-07-08 11:13:08,128 WARN L170 areAnnotationChecker]: L841 has no Hoare annotation [2020-07-08 11:13:08,128 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-08 11:13:08,128 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-08 11:13:08,128 WARN L170 areAnnotationChecker]: L816-1 has no Hoare annotation [2020-07-08 11:13:08,128 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-08 11:13:08,128 WARN L170 areAnnotationChecker]: L129 has no Hoare annotation [2020-07-08 11:13:08,128 WARN L170 areAnnotationChecker]: L129 has no Hoare annotation [2020-07-08 11:13:08,128 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-08 11:13:08,128 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-08 11:13:08,129 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-08 11:13:08,129 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-08 11:13:08,129 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-08 11:13:08,129 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-08 11:13:08,129 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-08 11:13:08,129 WARN L170 areAnnotationChecker]: L792-1 has no Hoare annotation [2020-07-08 11:13:08,129 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:13:08,129 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:13:08,129 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-08 11:13:08,130 WARN L170 areAnnotationChecker]: L804-1 has no Hoare annotation [2020-07-08 11:13:08,130 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-08 11:13:08,130 WARN L170 areAnnotationChecker]: L341 has no Hoare annotation [2020-07-08 11:13:08,130 WARN L170 areAnnotationChecker]: L320 has no Hoare annotation [2020-07-08 11:13:08,130 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-08 11:13:08,130 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-08 11:13:08,130 WARN L170 areAnnotationChecker]: L377 has no Hoare annotation [2020-07-08 11:13:08,130 WARN L170 areAnnotationChecker]: L768-1 has no Hoare annotation [2020-07-08 11:13:08,130 WARN L170 areAnnotationChecker]: L768-1 has no Hoare annotation [2020-07-08 11:13:08,130 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-08 11:13:08,131 WARN L170 areAnnotationChecker]: L727 has no Hoare annotation [2020-07-08 11:13:08,131 WARN L170 areAnnotationChecker]: L727 has no Hoare annotation [2020-07-08 11:13:08,131 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-08 11:13:08,131 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-08 11:13:08,131 WARN L170 areAnnotationChecker]: L197-2 has no Hoare annotation [2020-07-08 11:13:08,131 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-08 11:13:08,131 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-08 11:13:08,131 WARN L170 areAnnotationChecker]: L581 has no Hoare annotation [2020-07-08 11:13:08,131 WARN L170 areAnnotationChecker]: L581 has no Hoare annotation [2020-07-08 11:13:08,131 WARN L170 areAnnotationChecker]: L575-1 has no Hoare annotation [2020-07-08 11:13:08,131 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-08 11:13:08,132 WARN L170 areAnnotationChecker]: L175-1 has no Hoare annotation [2020-07-08 11:13:08,132 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:13:08,132 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-08 11:13:08,132 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-08 11:13:08,132 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-08 11:13:08,132 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-08 11:13:08,132 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-08 11:13:08,132 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-08 11:13:08,133 WARN L170 areAnnotationChecker]: L535 has no Hoare annotation [2020-07-08 11:13:08,133 WARN L170 areAnnotationChecker]: L535 has no Hoare annotation [2020-07-08 11:13:08,133 WARN L170 areAnnotationChecker]: L529-1 has no Hoare annotation [2020-07-08 11:13:08,133 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 11:13:08,133 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-08 11:13:08,133 WARN L170 areAnnotationChecker]: L441 has no Hoare annotation [2020-07-08 11:13:08,134 WARN L170 areAnnotationChecker]: L441 has no Hoare annotation [2020-07-08 11:13:08,134 WARN L170 areAnnotationChecker]: L841-2 has no Hoare annotation [2020-07-08 11:13:08,134 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-08 11:13:08,134 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:13:08,134 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:13:08,134 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-08 11:13:08,135 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-08 11:13:08,135 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-08 11:13:08,135 WARN L170 areAnnotationChecker]: L663-1 has no Hoare annotation [2020-07-08 11:13:08,135 WARN L170 areAnnotationChecker]: L697-1 has no Hoare annotation [2020-07-08 11:13:08,135 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:13:08,135 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:13:08,135 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-08 11:13:08,136 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 11:13:08,136 WARN L170 areAnnotationChecker]: L774-1 has no Hoare annotation [2020-07-08 11:13:08,136 WARN L170 areAnnotationChecker]: L774-1 has no Hoare annotation [2020-07-08 11:13:08,136 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:13:08,136 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:13:08,136 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-08 11:13:08,137 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-08 11:13:08,137 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-08 11:13:08,137 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-08 11:13:08,137 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-08 11:13:08,137 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-08 11:13:08,137 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-08 11:13:08,138 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-08 11:13:08,138 WARN L170 areAnnotationChecker]: L728 has no Hoare annotation [2020-07-08 11:13:08,138 WARN L170 areAnnotationChecker]: L728 has no Hoare annotation [2020-07-08 11:13:08,138 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-08 11:13:08,138 WARN L170 areAnnotationChecker]: L673-1 has no Hoare annotation [2020-07-08 11:13:08,138 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-08 11:13:08,139 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-08 11:13:08,139 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-08 11:13:08,139 WARN L170 areAnnotationChecker]: L772-1 has no Hoare annotation [2020-07-08 11:13:08,139 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-08 11:13:08,139 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-08 11:13:08,139 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-08 11:13:08,140 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-08 11:13:08,140 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-08 11:13:08,140 WARN L170 areAnnotationChecker]: L458 has no Hoare annotation [2020-07-08 11:13:08,140 WARN L170 areAnnotationChecker]: L458 has no Hoare annotation [2020-07-08 11:13:08,140 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-08 11:13:08,140 WARN L170 areAnnotationChecker]: L395-1 has no Hoare annotation [2020-07-08 11:13:08,141 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-08 11:13:08,141 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-08 11:13:08,141 WARN L170 areAnnotationChecker]: L75-1 has no Hoare annotation [2020-07-08 11:13:08,141 WARN L170 areAnnotationChecker]: L669-1 has no Hoare annotation [2020-07-08 11:13:08,141 WARN L170 areAnnotationChecker]: L665 has no Hoare annotation [2020-07-08 11:13:08,141 WARN L170 areAnnotationChecker]: L665 has no Hoare annotation [2020-07-08 11:13:08,142 WARN L170 areAnnotationChecker]: L701-2 has no Hoare annotation [2020-07-08 11:13:08,142 WARN L170 areAnnotationChecker]: L701-2 has no Hoare annotation [2020-07-08 11:13:08,142 WARN L170 areAnnotationChecker]: L701-2 has no Hoare annotation [2020-07-08 11:13:08,142 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-08 11:13:08,142 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-08 11:13:08,142 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-08 11:13:08,142 WARN L170 areAnnotationChecker]: L671-1 has no Hoare annotation [2020-07-08 11:13:08,142 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-08 11:13:08,143 WARN L170 areAnnotationChecker]: L325-1 has no Hoare annotation [2020-07-08 11:13:08,143 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:13:08,143 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:13:08,143 WARN L170 areAnnotationChecker]: L382-1 has no Hoare annotation [2020-07-08 11:13:08,143 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-08 11:13:08,143 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-08 11:13:08,143 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-08 11:13:08,144 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-08 11:13:08,144 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-08 11:13:08,144 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-08 11:13:08,144 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-08 11:13:08,144 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-08 11:13:08,144 WARN L170 areAnnotationChecker]: L209-2 has no Hoare annotation [2020-07-08 11:13:08,145 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 11:13:08,145 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:08,145 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:08,145 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:08,145 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:08,145 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:08,145 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:08,145 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:08,146 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:08,146 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-08 11:13:08,146 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-08 11:13:08,146 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-08 11:13:08,146 WARN L170 areAnnotationChecker]: L461-2 has no Hoare annotation [2020-07-08 11:13:08,146 WARN L170 areAnnotationChecker]: L461-2 has no Hoare annotation [2020-07-08 11:13:08,146 WARN L170 areAnnotationChecker]: L461-2 has no Hoare annotation [2020-07-08 11:13:08,146 WARN L170 areAnnotationChecker]: L500 has no Hoare annotation [2020-07-08 11:13:08,146 WARN L170 areAnnotationChecker]: L500 has no Hoare annotation [2020-07-08 11:13:08,147 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-08 11:13:08,147 WARN L170 areAnnotationChecker]: L737 has no Hoare annotation [2020-07-08 11:13:08,147 WARN L170 areAnnotationChecker]: L737 has no Hoare annotation [2020-07-08 11:13:08,147 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-08 11:13:08,147 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-08 11:13:08,147 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-08 11:13:08,147 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-08 11:13:08,147 WARN L170 areAnnotationChecker]: L669 has no Hoare annotation [2020-07-08 11:13:08,147 WARN L170 areAnnotationChecker]: L669 has no Hoare annotation [2020-07-08 11:13:08,147 WARN L170 areAnnotationChecker]: L716 has no Hoare annotation [2020-07-08 11:13:08,148 WARN L170 areAnnotationChecker]: L702 has no Hoare annotation [2020-07-08 11:13:08,148 WARN L170 areAnnotationChecker]: L733 has no Hoare annotation [2020-07-08 11:13:08,148 WARN L170 areAnnotationChecker]: L733 has no Hoare annotation [2020-07-08 11:13:08,148 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-08 11:13:08,148 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-08 11:13:08,148 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-08 11:13:08,148 WARN L170 areAnnotationChecker]: L477-1 has no Hoare annotation [2020-07-08 11:13:08,148 WARN L170 areAnnotationChecker]: L493-1 has no Hoare annotation [2020-07-08 11:13:08,148 WARN L170 areAnnotationChecker]: L395 has no Hoare annotation [2020-07-08 11:13:08,149 WARN L170 areAnnotationChecker]: L395 has no Hoare annotation [2020-07-08 11:13:08,149 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-08 11:13:08,149 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-08 11:13:08,149 WARN L170 areAnnotationChecker]: L730 has no Hoare annotation [2020-07-08 11:13:08,149 WARN L170 areAnnotationChecker]: L730 has no Hoare annotation [2020-07-08 11:13:08,150 WARN L170 areAnnotationChecker]: L679 has no Hoare annotation [2020-07-08 11:13:08,150 WARN L170 areAnnotationChecker]: L679 has no Hoare annotation [2020-07-08 11:13:08,150 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-08 11:13:08,150 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-08 11:13:08,150 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 11:13:08,150 WARN L170 areAnnotationChecker]: L734 has no Hoare annotation [2020-07-08 11:13:08,150 WARN L170 areAnnotationChecker]: L734 has no Hoare annotation [2020-07-08 11:13:08,150 WARN L170 areAnnotationChecker]: L738 has no Hoare annotation [2020-07-08 11:13:08,151 WARN L170 areAnnotationChecker]: L738 has no Hoare annotation [2020-07-08 11:13:08,151 WARN L170 areAnnotationChecker]: L712 has no Hoare annotation [2020-07-08 11:13:08,152 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-08 11:13:08,152 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-08 11:13:08,152 WARN L170 areAnnotationChecker]: L482 has no Hoare annotation [2020-07-08 11:13:08,152 WARN L170 areAnnotationChecker]: L462 has no Hoare annotation [2020-07-08 11:13:08,152 WARN L170 areAnnotationChecker]: L462 has no Hoare annotation [2020-07-08 11:13:08,153 WARN L170 areAnnotationChecker]: L501 has no Hoare annotation [2020-07-08 11:13:08,153 WARN L170 areAnnotationChecker]: L501 has no Hoare annotation [2020-07-08 11:13:08,153 WARN L170 areAnnotationChecker]: L220-1 has no Hoare annotation [2020-07-08 11:13:08,153 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-08 11:13:08,153 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-08 11:13:08,153 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-08 11:13:08,153 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-08 11:13:08,153 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:13:08,154 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:13:08,154 WARN L170 areAnnotationChecker]: L705 has no Hoare annotation [2020-07-08 11:13:08,154 WARN L170 areAnnotationChecker]: L705 has no Hoare annotation [2020-07-08 11:13:08,154 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-08 11:13:08,154 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-08 11:13:08,154 WARN L170 areAnnotationChecker]: L731 has no Hoare annotation [2020-07-08 11:13:08,154 WARN L170 areAnnotationChecker]: L731 has no Hoare annotation [2020-07-08 11:13:08,154 WARN L170 areAnnotationChecker]: L735 has no Hoare annotation [2020-07-08 11:13:08,154 WARN L170 areAnnotationChecker]: L735 has no Hoare annotation [2020-07-08 11:13:08,154 WARN L170 areAnnotationChecker]: L739 has no Hoare annotation [2020-07-08 11:13:08,155 WARN L170 areAnnotationChecker]: L739 has no Hoare annotation [2020-07-08 11:13:08,155 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-08 11:13:08,155 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-08 11:13:08,155 WARN L170 areAnnotationChecker]: L463 has no Hoare annotation [2020-07-08 11:13:08,155 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-08 11:13:08,155 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-08 11:13:08,155 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-08 11:13:08,155 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-08 11:13:08,155 WARN L170 areAnnotationChecker]: L705-1 has no Hoare annotation [2020-07-08 11:13:08,155 WARN L170 areAnnotationChecker]: L705-1 has no Hoare annotation [2020-07-08 11:13:08,156 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-08 11:13:08,156 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-08 11:13:08,156 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:13:08,156 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:13:08,156 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:13:08,156 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:13:08,156 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:13:08,156 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:13:08,156 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:13:08,156 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-08 11:13:08,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 11:13:08 BoogieIcfgContainer [2020-07-08 11:13:08,171 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 11:13:08,177 INFO L168 Benchmark]: Toolchain (without parser) took 57690.94 ms. Allocated memory was 146.3 MB in the beginning and 672.7 MB in the end (delta: 526.4 MB). Free memory was 103.3 MB in the beginning and 151.8 MB in the end (delta: -48.5 MB). Peak memory consumption was 477.9 MB. Max. memory is 7.1 GB. [2020-07-08 11:13:08,178 INFO L168 Benchmark]: CDTParser took 1.04 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-08 11:13:08,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.61 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 103.0 MB in the beginning and 172.9 MB in the end (delta: -69.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2020-07-08 11:13:08,182 INFO L168 Benchmark]: Boogie Preprocessor took 139.53 ms. Allocated memory is still 203.9 MB. Free memory was 172.9 MB in the beginning and 167.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2020-07-08 11:13:08,183 INFO L168 Benchmark]: RCFGBuilder took 1682.83 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 167.5 MB in the beginning and 102.8 MB in the end (delta: 64.7 MB). Peak memory consumption was 96.1 MB. Max. memory is 7.1 GB. [2020-07-08 11:13:08,185 INFO L168 Benchmark]: TraceAbstraction took 55159.58 ms. Allocated memory was 235.4 MB in the beginning and 672.7 MB in the end (delta: 437.3 MB). Free memory was 101.4 MB in the beginning and 151.8 MB in the end (delta: -50.4 MB). Peak memory consumption was 386.9 MB. Max. memory is 7.1 GB. [2020-07-08 11:13:08,192 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 1.04 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 701.61 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 103.0 MB in the beginning and 172.9 MB in the end (delta: -69.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 139.53 ms. Allocated memory is still 203.9 MB. Free memory was 172.9 MB in the beginning and 167.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1682.83 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 167.5 MB in the beginning and 102.8 MB in the end (delta: 64.7 MB). Peak memory consumption was 96.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 55159.58 ms. Allocated memory was 235.4 MB in the beginning and 672.7 MB in the end (delta: 437.3 MB). Free memory was 101.4 MB in the beginning and 151.8 MB in the end (delta: -50.4 MB). Peak memory consumption was 386.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 650]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L119] int pumpRunning = 0; [L120] int systemActive = 1; [L411] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L690] int cleanupTimeShifts = 4; [L786] int waterLevel = 1; [L787] int methaneLevelCritical = 0; VAL [\old(cleanupTimeShifts)=173, \old(head)=164, \old(head)=176, \old(methaneLevelCritical)=145, \old(pumpRunning)=136, \old(systemActive)=135, \old(waterLevel)=143, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L763] int retValue_acc ; [L764] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L768] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L769] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L770] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L637] int retValue_acc ; [L640] retValue_acc = 1 [L641] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L770] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L770] tmp = valid_product() [L772] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L774] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L775] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L757] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L46] int splverifierCounter ; [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; [L50] int tmp___2 ; [L53] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L55] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L57] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L63] tmp = __VERIFIER_nondet_int() [L65] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L67] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L804] COND TRUE waterLevel < 2 [L805] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L67] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L73] tmp___0 = __VERIFIER_nondet_int() [L75] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L83] tmp___2 = __VERIFIER_nondet_int() [L85] COND TRUE \read(tmp___2) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___2=1, waterLevel=2] [L100] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L127] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L134] COND TRUE \read(systemActive) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L136] FCALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L142] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L657] int tmp ; [L658] int tmp___0 ; [L659] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L663] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L825] int retValue_acc ; [L828] retValue_acc = methaneLevelCritical [L829] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L663] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L663] tmp = isMethaneLevelCritical() [L665] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L669] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L857] int retValue_acc ; [L860] retValue_acc = waterLevel [L861] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=1, waterLevel=2] [L669] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L669] tmp___0 = getWaterLevel() [L671] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L673] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L182] int retValue_acc ; [L185] retValue_acc = pumpRunning [L186] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L673] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L673] tmp___1 = isPumpRunning() [L675] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L679] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L650] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 203 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 54.8s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 40.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 415 SDtfs, 629 SDslu, 308 SDs, 0 SdLazy, 1278 SolverSat, 360 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 129 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 5.1s 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: 10.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 149 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 350 NumberOfCodeBlocks, 350 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 281 ConstructedInterpolants, 0 QuantifiedInterpolants, 78876 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...