/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_product35.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 11:16:26,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 11:16:26,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 11:16:26,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 11:16:26,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 11:16:26,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 11:16:26,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 11:16:26,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 11:16:26,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 11:16:26,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 11:16:26,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 11:16:26,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 11:16:26,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 11:16:26,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 11:16:26,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 11:16:26,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 11:16:26,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 11:16:26,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 11:16:26,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 11:16:26,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 11:16:26,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 11:16:26,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 11:16:26,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 11:16:26,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 11:16:26,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-08 11:16:26,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-08 11:16:26,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-08 11:16:26,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-08 11:16:26,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-08 11:16:26,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-08 11:16:26,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 11:16:26,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 11:16:26,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 11:16:26,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 11:16:26,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 11:16:26,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 11:16:26,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 11:16:26,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 11:16:26,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 11:16:26,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 11:16:26,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 11:16:26,374 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 11:16:26,388 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 11:16:26,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 11:16:26,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 11:16:26,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 11:16:26,390 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 11:16:26,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 11:16:26,390 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 11:16:26,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 11:16:26,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 11:16:26,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 11:16:26,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 11:16:26,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 11:16:26,391 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 11:16:26,392 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 11:16:26,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 11:16:26,392 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 11:16:26,392 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 11:16:26,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 11:16:26,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 11:16:26,393 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 11:16:26,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 11:16:26,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:16:26,393 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 11:16:26,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 11:16:26,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 11:16:26,394 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 11:16:26,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 11:16:26,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 11:16:26,394 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 11:16:26,394 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 11:16:26,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 11:16:26,729 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 11:16:26,732 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 11:16:26,734 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 11:16:26,734 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 11:16:26,735 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product35.cil.c [2020-07-08 11:16:26,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eef3558f7/32959da3a1424a7685982fdd20c84c5d/FLAGe52c1fbc6 [2020-07-08 11:16:27,286 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 11:16:27,287 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product35.cil.c [2020-07-08 11:16:27,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eef3558f7/32959da3a1424a7685982fdd20c84c5d/FLAGe52c1fbc6 [2020-07-08 11:16:27,647 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eef3558f7/32959da3a1424a7685982fdd20c84c5d [2020-07-08 11:16:27,657 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 11:16:27,659 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 11:16:27,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 11:16:27,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 11:16:27,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 11:16:27,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:16:27" (1/1) ... [2020-07-08 11:16:27,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b4a5d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:27, skipping insertion in model container [2020-07-08 11:16:27,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:16:27" (1/1) ... [2020-07-08 11:16:27,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 11:16:27,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 11:16:28,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:16:28,270 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 11:16:28,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:16:28,402 INFO L208 MainTranslator]: Completed translation [2020-07-08 11:16:28,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:28 WrapperNode [2020-07-08 11:16:28,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 11:16:28,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 11:16:28,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 11:16:28,404 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 11:16:28,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:28" (1/1) ... [2020-07-08 11:16:28,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:28" (1/1) ... [2020-07-08 11:16:28,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:28" (1/1) ... [2020-07-08 11:16:28,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:28" (1/1) ... [2020-07-08 11:16:28,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:28" (1/1) ... [2020-07-08 11:16:28,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:28" (1/1) ... [2020-07-08 11:16:28,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:28" (1/1) ... [2020-07-08 11:16:28,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 11:16:28,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 11:16:28,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 11:16:28,525 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 11:16:28,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:28" (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 11:16:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 11:16:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 11:16:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-08 11:16:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-08 11:16:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-08 11:16:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-08 11:16:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-08 11:16:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-08 11:16:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-08 11:16:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-08 11:16:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-08 11:16:28,598 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-08 11:16:28,598 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-08 11:16:28,598 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-08 11:16:28,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:16:28,598 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-08 11:16:28,598 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-08 11:16:28,599 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-08 11:16:28,599 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-08 11:16:28,599 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 11:16:28,599 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-08 11:16:28,599 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-08 11:16:28,599 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-08 11:16:28,600 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-08 11:16:28,600 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-08 11:16:28,600 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-08 11:16:28,600 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-08 11:16:28,600 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-08 11:16:28,600 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-08 11:16:28,601 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-08 11:16:28,601 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-08 11:16:28,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-08 11:16:28,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-08 11:16:28,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-08 11:16:28,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-08 11:16:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-08 11:16:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-08 11:16:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-08 11:16:28,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 11:16:28,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 11:16:28,602 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-08 11:16:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-08 11:16:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-08 11:16:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-08 11:16:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-08 11:16:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-08 11:16:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-08 11:16:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-08 11:16:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-08 11:16:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-08 11:16:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-08 11:16:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-08 11:16:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-08 11:16:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-08 11:16:28,605 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-08 11:16:28,605 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:16:28,605 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-08 11:16:28,605 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-08 11:16:28,605 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-08 11:16:28,605 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-08 11:16:28,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 11:16:28,606 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-08 11:16:28,606 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-08 11:16:28,606 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-08 11:16:28,606 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-08 11:16:28,606 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-08 11:16:28,607 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-08 11:16:28,607 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-08 11:16:28,607 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-08 11:16:28,607 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 11:16:28,607 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-08 11:16:28,607 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-08 11:16:28,608 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-08 11:16:28,608 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-08 11:16:28,608 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-08 11:16:28,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-08 11:16:28,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-08 11:16:28,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 11:16:28,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-08 11:16:28,609 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-08 11:16:28,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 11:16:28,609 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-08 11:16:28,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-08 11:16:28,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 11:16:28,610 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-08 11:16:28,610 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-08 11:16:28,610 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-08 11:16:28,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 11:16:28,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-08 11:16:28,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 11:16:30,219 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 11:16:30,219 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-08 11:16:30,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:16:30 BoogieIcfgContainer [2020-07-08 11:16:30,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 11:16:30,226 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 11:16:30,226 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 11:16:30,230 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 11:16:30,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 11:16:27" (1/3) ... [2020-07-08 11:16:30,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59bb81e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:16:30, skipping insertion in model container [2020-07-08 11:16:30,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:28" (2/3) ... [2020-07-08 11:16:30,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59bb81e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:16:30, skipping insertion in model container [2020-07-08 11:16:30,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:16:30" (3/3) ... [2020-07-08 11:16:30,234 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product35.cil.c [2020-07-08 11:16:30,244 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 11:16:30,252 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 11:16:30,267 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 11:16:30,292 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 11:16:30,292 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 11:16:30,292 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 11:16:30,293 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 11:16:30,293 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 11:16:30,293 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 11:16:30,293 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 11:16:30,294 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 11:16:30,318 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states. [2020-07-08 11:16:30,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-08 11:16:30,329 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:30,330 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 11:16:30,331 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:30,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:30,336 INFO L82 PathProgramCache]: Analyzing trace with hash 1153926417, now seen corresponding path program 1 times [2020-07-08 11:16:30,347 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:30,347 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298846975] [2020-07-08 11:16:30,348 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:30,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:31,088 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:16:31,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:31,171 INFO L280 TraceCheckUtils]: 0: Hoare triple {192#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(110, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 2 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 3 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string13.base, #t~string13.offset, 1);call write~init~int(80, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(117, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(109, #t~string13.base, 3 + #t~string13.offset, 1);call write~init~int(112, #t~string13.base, 4 + #t~string13.offset, 1);call write~init~int(58, #t~string13.base, 5 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 6 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(110, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 2 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 3 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string19.base, #t~string19.offset, 1);call write~init~int(32, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string21.base, #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 1 + #t~string21.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(13);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string30.base, #t~string30.offset, 1);call write~init~int(77, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(101, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(116, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(104, #t~string30.base, 4 + #t~string30.offset, 1);call write~init~int(58, #t~string30.base, 5 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 6 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string32.base, #t~string32.offset, 1);call write~init~int(82, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(73, #t~string32.base, 2 + #t~string32.offset, 1);call write~init~int(84, #t~string32.base, 3 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 4 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string34.base, #t~string34.offset, 1);call write~init~int(75, #t~string34.base, 1 + #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 2 + #t~string34.offset, 1);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string36.base, #t~string36.offset, 1);call write~init~int(0, #t~string36.base, 1 + #t~string36.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; {169#true} is VALID [2020-07-08 11:16:31,172 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,172 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {169#true} #502#return; {169#true} is VALID [2020-07-08 11:16:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:31,177 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,178 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {169#true} {169#true} #412#return; {169#true} is VALID [2020-07-08 11:16:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:31,181 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,182 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {169#true} {169#true} #414#return; {169#true} is VALID [2020-07-08 11:16:31,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:31,186 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {169#true} is VALID [2020-07-08 11:16:31,186 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,186 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {169#true} #416#return; {169#true} is VALID [2020-07-08 11:16:31,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:31,190 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,191 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {169#true} {169#true} #418#return; {169#true} is VALID [2020-07-08 11:16:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:31,199 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~methaneLevelCritical~0;#res := ~retValue_acc~4; {169#true} is VALID [2020-07-08 11:16:31,200 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,200 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {170#false} #494#return; {170#false} is VALID [2020-07-08 11:16:31,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:31,206 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~waterLevel~0;#res := ~retValue_acc~5; {169#true} is VALID [2020-07-08 11:16:31,206 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,207 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {170#false} #496#return; {170#false} is VALID [2020-07-08 11:16:31,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:31,214 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {169#true} is VALID [2020-07-08 11:16:31,215 INFO L280 TraceCheckUtils]: 1: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,215 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {169#true} {170#false} #498#return; {170#false} is VALID [2020-07-08 11:16:31,221 INFO L263 TraceCheckUtils]: 0: Hoare triple {169#true} call ULTIMATE.init(); {192#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 11:16:31,221 INFO L280 TraceCheckUtils]: 1: Hoare triple {192#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(110, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 2 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 3 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string13.base, #t~string13.offset, 1);call write~init~int(80, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(117, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(109, #t~string13.base, 3 + #t~string13.offset, 1);call write~init~int(112, #t~string13.base, 4 + #t~string13.offset, 1);call write~init~int(58, #t~string13.base, 5 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 6 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(110, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 2 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 3 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string19.base, #t~string19.offset, 1);call write~init~int(32, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string21.base, #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 1 + #t~string21.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(13);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string30.base, #t~string30.offset, 1);call write~init~int(77, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(101, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(116, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(104, #t~string30.base, 4 + #t~string30.offset, 1);call write~init~int(58, #t~string30.base, 5 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 6 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string32.base, #t~string32.offset, 1);call write~init~int(82, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(73, #t~string32.base, 2 + #t~string32.offset, 1);call write~init~int(84, #t~string32.base, 3 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 4 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string34.base, #t~string34.offset, 1);call write~init~int(75, #t~string34.base, 1 + #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 2 + #t~string34.offset, 1);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string36.base, #t~string36.offset, 1);call write~init~int(0, #t~string36.base, 1 + #t~string36.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; {169#true} is VALID [2020-07-08 11:16:31,221 INFO L280 TraceCheckUtils]: 2: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,222 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {169#true} {169#true} #502#return; {169#true} is VALID [2020-07-08 11:16:31,222 INFO L263 TraceCheckUtils]: 4: Hoare triple {169#true} call #t~ret73 := main(); {169#true} is VALID [2020-07-08 11:16:31,222 INFO L280 TraceCheckUtils]: 5: Hoare triple {169#true} havoc ~retValue_acc~3;havoc ~tmp~4; {169#true} is VALID [2020-07-08 11:16:31,223 INFO L263 TraceCheckUtils]: 6: Hoare triple {169#true} call select_helpers(); {169#true} is VALID [2020-07-08 11:16:31,223 INFO L280 TraceCheckUtils]: 7: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,223 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {169#true} {169#true} #412#return; {169#true} is VALID [2020-07-08 11:16:31,224 INFO L263 TraceCheckUtils]: 9: Hoare triple {169#true} call select_features(); {169#true} is VALID [2020-07-08 11:16:31,224 INFO L280 TraceCheckUtils]: 10: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,224 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {169#true} {169#true} #414#return; {169#true} is VALID [2020-07-08 11:16:31,224 INFO L263 TraceCheckUtils]: 12: Hoare triple {169#true} call #t~ret26 := valid_product(); {169#true} is VALID [2020-07-08 11:16:31,225 INFO L280 TraceCheckUtils]: 13: Hoare triple {169#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {169#true} is VALID [2020-07-08 11:16:31,225 INFO L280 TraceCheckUtils]: 14: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,225 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {169#true} {169#true} #416#return; {169#true} is VALID [2020-07-08 11:16:31,226 INFO L280 TraceCheckUtils]: 16: Hoare triple {169#true} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp~4 := #t~ret26;havoc #t~ret26; {169#true} is VALID [2020-07-08 11:16:31,226 INFO L280 TraceCheckUtils]: 17: Hoare triple {169#true} assume 0 != ~tmp~4; {169#true} is VALID [2020-07-08 11:16:31,226 INFO L263 TraceCheckUtils]: 18: Hoare triple {169#true} call setup(); {169#true} is VALID [2020-07-08 11:16:31,227 INFO L280 TraceCheckUtils]: 19: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,227 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {169#true} {169#true} #418#return; {169#true} is VALID [2020-07-08 11:16:31,227 INFO L263 TraceCheckUtils]: 21: Hoare triple {169#true} call runTest(); {169#true} is VALID [2020-07-08 11:16:31,228 INFO L263 TraceCheckUtils]: 22: Hoare triple {169#true} call test(); {169#true} is VALID [2020-07-08 11:16:31,228 INFO L280 TraceCheckUtils]: 23: Hoare triple {169#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {169#true} is VALID [2020-07-08 11:16:31,229 INFO L280 TraceCheckUtils]: 24: Hoare triple {169#true} assume !true; {170#false} is VALID [2020-07-08 11:16:31,230 INFO L263 TraceCheckUtils]: 25: Hoare triple {170#false} call cleanup(); {170#false} is VALID [2020-07-08 11:16:31,230 INFO L280 TraceCheckUtils]: 26: Hoare triple {170#false} havoc ~i~0;havoc ~__cil_tmp2~0; {170#false} is VALID [2020-07-08 11:16:31,230 INFO L263 TraceCheckUtils]: 27: Hoare triple {170#false} call timeShift(); {170#false} is VALID [2020-07-08 11:16:31,231 INFO L280 TraceCheckUtils]: 28: Hoare triple {170#false} assume !(0 != ~pumpRunning~0); {170#false} is VALID [2020-07-08 11:16:31,231 INFO L280 TraceCheckUtils]: 29: Hoare triple {170#false} assume !(0 != ~systemActive~0); {170#false} is VALID [2020-07-08 11:16:31,231 INFO L263 TraceCheckUtils]: 30: Hoare triple {170#false} call __utac_acc__Specification3_spec__1(); {170#false} is VALID [2020-07-08 11:16:31,232 INFO L280 TraceCheckUtils]: 31: Hoare triple {170#false} havoc ~tmp~3;havoc ~tmp___0~2;havoc ~tmp___1~1; {170#false} is VALID [2020-07-08 11:16:31,232 INFO L263 TraceCheckUtils]: 32: Hoare triple {170#false} call #t~ret23 := isMethaneLevelCritical(); {169#true} is VALID [2020-07-08 11:16:31,232 INFO L280 TraceCheckUtils]: 33: Hoare triple {169#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~methaneLevelCritical~0;#res := ~retValue_acc~4; {169#true} is VALID [2020-07-08 11:16:31,233 INFO L280 TraceCheckUtils]: 34: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,233 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {169#true} {170#false} #494#return; {170#false} is VALID [2020-07-08 11:16:31,233 INFO L280 TraceCheckUtils]: 36: Hoare triple {170#false} assume -2147483648 <= #t~ret23 && #t~ret23 <= 2147483647;~tmp~3 := #t~ret23;havoc #t~ret23; {170#false} is VALID [2020-07-08 11:16:31,234 INFO L280 TraceCheckUtils]: 37: Hoare triple {170#false} assume !(0 != ~tmp~3); {170#false} is VALID [2020-07-08 11:16:31,234 INFO L263 TraceCheckUtils]: 38: Hoare triple {170#false} call #t~ret24 := getWaterLevel(); {169#true} is VALID [2020-07-08 11:16:31,234 INFO L280 TraceCheckUtils]: 39: Hoare triple {169#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~waterLevel~0;#res := ~retValue_acc~5; {169#true} is VALID [2020-07-08 11:16:31,235 INFO L280 TraceCheckUtils]: 40: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,235 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {169#true} {170#false} #496#return; {170#false} is VALID [2020-07-08 11:16:31,235 INFO L280 TraceCheckUtils]: 42: Hoare triple {170#false} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp___0~2 := #t~ret24;havoc #t~ret24; {170#false} is VALID [2020-07-08 11:16:31,236 INFO L280 TraceCheckUtils]: 43: Hoare triple {170#false} assume 2 == ~tmp___0~2; {170#false} is VALID [2020-07-08 11:16:31,236 INFO L263 TraceCheckUtils]: 44: Hoare triple {170#false} call #t~ret25 := isPumpRunning(); {169#true} is VALID [2020-07-08 11:16:31,236 INFO L280 TraceCheckUtils]: 45: Hoare triple {169#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {169#true} is VALID [2020-07-08 11:16:31,236 INFO L280 TraceCheckUtils]: 46: Hoare triple {169#true} assume true; {169#true} is VALID [2020-07-08 11:16:31,237 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {169#true} {170#false} #498#return; {170#false} is VALID [2020-07-08 11:16:31,237 INFO L280 TraceCheckUtils]: 48: Hoare triple {170#false} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___1~1 := #t~ret25;havoc #t~ret25; {170#false} is VALID [2020-07-08 11:16:31,237 INFO L280 TraceCheckUtils]: 49: Hoare triple {170#false} assume !(0 != ~tmp___1~1); {170#false} is VALID [2020-07-08 11:16:31,238 INFO L263 TraceCheckUtils]: 50: Hoare triple {170#false} call __automaton_fail(); {170#false} is VALID [2020-07-08 11:16:31,238 INFO L280 TraceCheckUtils]: 51: Hoare triple {170#false} assume !false; {170#false} is VALID [2020-07-08 11:16:31,246 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 11:16:31,247 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298846975] [2020-07-08 11:16:31,248 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:16:31,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-08 11:16:31,249 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083387641] [2020-07-08 11:16:31,255 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:16:31,258 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:16:31,262 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-08 11:16:31,345 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 11:16:31,345 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-08 11:16:31,345 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:16:31,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-08 11:16:31,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:16:31,358 INFO L87 Difference]: Start difference. First operand 166 states. Second operand 3 states. [2020-07-08 11:16:35,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:35,910 INFO L93 Difference]: Finished difference Result 281 states and 368 transitions. [2020-07-08 11:16:35,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-08 11:16:35,910 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:16:35,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:16:35,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:16:35,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 368 transitions. [2020-07-08 11:16:35,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:16:35,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 368 transitions. [2020-07-08 11:16:35,970 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 368 transitions. [2020-07-08 11:16:37,261 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 368 edges. 368 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:37,284 INFO L225 Difference]: With dead ends: 281 [2020-07-08 11:16:37,284 INFO L226 Difference]: Without dead ends: 152 [2020-07-08 11:16:37,289 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 11:16:37,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2020-07-08 11:16:38,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 120. [2020-07-08 11:16:38,457 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:16:38,458 INFO L82 GeneralOperation]: Start isEquivalent. First operand 152 states. Second operand 120 states. [2020-07-08 11:16:38,458 INFO L74 IsIncluded]: Start isIncluded. First operand 152 states. Second operand 120 states. [2020-07-08 11:16:38,459 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 120 states. [2020-07-08 11:16:38,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:38,475 INFO L93 Difference]: Finished difference Result 152 states and 191 transitions. [2020-07-08 11:16:38,476 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 191 transitions. [2020-07-08 11:16:38,479 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:38,479 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:38,479 INFO L74 IsIncluded]: Start isIncluded. First operand 120 states. Second operand 152 states. [2020-07-08 11:16:38,480 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 152 states. [2020-07-08 11:16:38,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:38,492 INFO L93 Difference]: Finished difference Result 152 states and 191 transitions. [2020-07-08 11:16:38,493 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 191 transitions. [2020-07-08 11:16:38,496 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:38,496 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:38,496 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:16:38,496 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:16:38,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-07-08 11:16:38,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 140 transitions. [2020-07-08 11:16:38,506 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 140 transitions. Word has length 52 [2020-07-08 11:16:38,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:16:38,507 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 140 transitions. [2020-07-08 11:16:38,507 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-08 11:16:38,507 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 140 transitions. [2020-07-08 11:16:38,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-08 11:16:38,514 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:38,514 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 11:16:38,514 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 11:16:38,515 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:38,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:38,515 INFO L82 PathProgramCache]: Analyzing trace with hash -548767927, now seen corresponding path program 1 times [2020-07-08 11:16:38,515 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:38,516 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775862082] [2020-07-08 11:16:38,516 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:38,949 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:16:38,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:39,003 INFO L280 TraceCheckUtils]: 0: Hoare triple {1084#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(110, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 2 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 3 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string13.base, #t~string13.offset, 1);call write~init~int(80, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(117, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(109, #t~string13.base, 3 + #t~string13.offset, 1);call write~init~int(112, #t~string13.base, 4 + #t~string13.offset, 1);call write~init~int(58, #t~string13.base, 5 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 6 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(110, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 2 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 3 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string19.base, #t~string19.offset, 1);call write~init~int(32, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string21.base, #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 1 + #t~string21.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(13);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string30.base, #t~string30.offset, 1);call write~init~int(77, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(101, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(116, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(104, #t~string30.base, 4 + #t~string30.offset, 1);call write~init~int(58, #t~string30.base, 5 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 6 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string32.base, #t~string32.offset, 1);call write~init~int(82, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(73, #t~string32.base, 2 + #t~string32.offset, 1);call write~init~int(84, #t~string32.base, 3 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 4 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string34.base, #t~string34.offset, 1);call write~init~int(75, #t~string34.base, 1 + #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 2 + #t~string34.offset, 1);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string36.base, #t~string36.offset, 1);call write~init~int(0, #t~string36.base, 1 + #t~string36.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; {1060#true} is VALID [2020-07-08 11:16:39,004 INFO L280 TraceCheckUtils]: 1: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,004 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1060#true} {1060#true} #502#return; {1060#true} is VALID [2020-07-08 11:16:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:39,008 INFO L280 TraceCheckUtils]: 0: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,008 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1060#true} {1060#true} #412#return; {1060#true} is VALID [2020-07-08 11:16:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:39,011 INFO L280 TraceCheckUtils]: 0: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,011 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1060#true} {1060#true} #414#return; {1060#true} is VALID [2020-07-08 11:16:39,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:39,021 INFO L280 TraceCheckUtils]: 0: Hoare triple {1060#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {1060#true} is VALID [2020-07-08 11:16:39,021 INFO L280 TraceCheckUtils]: 1: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,021 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1060#true} {1060#true} #416#return; {1060#true} is VALID [2020-07-08 11:16:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:39,024 INFO L280 TraceCheckUtils]: 0: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,024 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1060#true} {1060#true} #418#return; {1060#true} is VALID [2020-07-08 11:16:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:39,027 INFO L280 TraceCheckUtils]: 0: Hoare triple {1060#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~methaneLevelCritical~0;#res := ~retValue_acc~4; {1060#true} is VALID [2020-07-08 11:16:39,028 INFO L280 TraceCheckUtils]: 1: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,028 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1060#true} {1061#false} #494#return; {1061#false} is VALID [2020-07-08 11:16:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:39,031 INFO L280 TraceCheckUtils]: 0: Hoare triple {1060#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~waterLevel~0;#res := ~retValue_acc~5; {1060#true} is VALID [2020-07-08 11:16:39,032 INFO L280 TraceCheckUtils]: 1: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,032 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1060#true} {1061#false} #496#return; {1061#false} is VALID [2020-07-08 11:16:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:39,035 INFO L280 TraceCheckUtils]: 0: Hoare triple {1060#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1060#true} is VALID [2020-07-08 11:16:39,035 INFO L280 TraceCheckUtils]: 1: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,035 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1060#true} {1061#false} #498#return; {1061#false} is VALID [2020-07-08 11:16:39,039 INFO L263 TraceCheckUtils]: 0: Hoare triple {1060#true} call ULTIMATE.init(); {1084#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 11:16:39,040 INFO L280 TraceCheckUtils]: 1: Hoare triple {1084#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(110, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 2 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 3 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string13.base, #t~string13.offset, 1);call write~init~int(80, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(117, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(109, #t~string13.base, 3 + #t~string13.offset, 1);call write~init~int(112, #t~string13.base, 4 + #t~string13.offset, 1);call write~init~int(58, #t~string13.base, 5 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 6 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(110, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 2 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 3 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string19.base, #t~string19.offset, 1);call write~init~int(32, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string21.base, #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 1 + #t~string21.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(13);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string30.base, #t~string30.offset, 1);call write~init~int(77, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(101, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(116, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(104, #t~string30.base, 4 + #t~string30.offset, 1);call write~init~int(58, #t~string30.base, 5 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 6 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string32.base, #t~string32.offset, 1);call write~init~int(82, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(73, #t~string32.base, 2 + #t~string32.offset, 1);call write~init~int(84, #t~string32.base, 3 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 4 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string34.base, #t~string34.offset, 1);call write~init~int(75, #t~string34.base, 1 + #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 2 + #t~string34.offset, 1);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string36.base, #t~string36.offset, 1);call write~init~int(0, #t~string36.base, 1 + #t~string36.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; {1060#true} is VALID [2020-07-08 11:16:39,040 INFO L280 TraceCheckUtils]: 2: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,040 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1060#true} {1060#true} #502#return; {1060#true} is VALID [2020-07-08 11:16:39,041 INFO L263 TraceCheckUtils]: 4: Hoare triple {1060#true} call #t~ret73 := main(); {1060#true} is VALID [2020-07-08 11:16:39,041 INFO L280 TraceCheckUtils]: 5: Hoare triple {1060#true} havoc ~retValue_acc~3;havoc ~tmp~4; {1060#true} is VALID [2020-07-08 11:16:39,041 INFO L263 TraceCheckUtils]: 6: Hoare triple {1060#true} call select_helpers(); {1060#true} is VALID [2020-07-08 11:16:39,041 INFO L280 TraceCheckUtils]: 7: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,042 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1060#true} {1060#true} #412#return; {1060#true} is VALID [2020-07-08 11:16:39,042 INFO L263 TraceCheckUtils]: 9: Hoare triple {1060#true} call select_features(); {1060#true} is VALID [2020-07-08 11:16:39,042 INFO L280 TraceCheckUtils]: 10: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,042 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1060#true} {1060#true} #414#return; {1060#true} is VALID [2020-07-08 11:16:39,043 INFO L263 TraceCheckUtils]: 12: Hoare triple {1060#true} call #t~ret26 := valid_product(); {1060#true} is VALID [2020-07-08 11:16:39,043 INFO L280 TraceCheckUtils]: 13: Hoare triple {1060#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {1060#true} is VALID [2020-07-08 11:16:39,043 INFO L280 TraceCheckUtils]: 14: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,043 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1060#true} {1060#true} #416#return; {1060#true} is VALID [2020-07-08 11:16:39,044 INFO L280 TraceCheckUtils]: 16: Hoare triple {1060#true} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp~4 := #t~ret26;havoc #t~ret26; {1060#true} is VALID [2020-07-08 11:16:39,044 INFO L280 TraceCheckUtils]: 17: Hoare triple {1060#true} assume 0 != ~tmp~4; {1060#true} is VALID [2020-07-08 11:16:39,044 INFO L263 TraceCheckUtils]: 18: Hoare triple {1060#true} call setup(); {1060#true} is VALID [2020-07-08 11:16:39,044 INFO L280 TraceCheckUtils]: 19: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,045 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1060#true} {1060#true} #418#return; {1060#true} is VALID [2020-07-08 11:16:39,045 INFO L263 TraceCheckUtils]: 21: Hoare triple {1060#true} call runTest(); {1060#true} is VALID [2020-07-08 11:16:39,045 INFO L263 TraceCheckUtils]: 22: Hoare triple {1060#true} call test(); {1060#true} is VALID [2020-07-08 11:16:39,046 INFO L280 TraceCheckUtils]: 23: Hoare triple {1060#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1074#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:16:39,047 INFO L280 TraceCheckUtils]: 24: Hoare triple {1074#(= 0 test_~splverifierCounter~0)} assume !false; {1074#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:16:39,047 INFO L280 TraceCheckUtils]: 25: Hoare triple {1074#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1061#false} is VALID [2020-07-08 11:16:39,048 INFO L263 TraceCheckUtils]: 26: Hoare triple {1061#false} call cleanup(); {1061#false} is VALID [2020-07-08 11:16:39,048 INFO L280 TraceCheckUtils]: 27: Hoare triple {1061#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1061#false} is VALID [2020-07-08 11:16:39,048 INFO L263 TraceCheckUtils]: 28: Hoare triple {1061#false} call timeShift(); {1061#false} is VALID [2020-07-08 11:16:39,048 INFO L280 TraceCheckUtils]: 29: Hoare triple {1061#false} assume !(0 != ~pumpRunning~0); {1061#false} is VALID [2020-07-08 11:16:39,049 INFO L280 TraceCheckUtils]: 30: Hoare triple {1061#false} assume !(0 != ~systemActive~0); {1061#false} is VALID [2020-07-08 11:16:39,049 INFO L263 TraceCheckUtils]: 31: Hoare triple {1061#false} call __utac_acc__Specification3_spec__1(); {1061#false} is VALID [2020-07-08 11:16:39,049 INFO L280 TraceCheckUtils]: 32: Hoare triple {1061#false} havoc ~tmp~3;havoc ~tmp___0~2;havoc ~tmp___1~1; {1061#false} is VALID [2020-07-08 11:16:39,050 INFO L263 TraceCheckUtils]: 33: Hoare triple {1061#false} call #t~ret23 := isMethaneLevelCritical(); {1060#true} is VALID [2020-07-08 11:16:39,050 INFO L280 TraceCheckUtils]: 34: Hoare triple {1060#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~methaneLevelCritical~0;#res := ~retValue_acc~4; {1060#true} is VALID [2020-07-08 11:16:39,050 INFO L280 TraceCheckUtils]: 35: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,050 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1060#true} {1061#false} #494#return; {1061#false} is VALID [2020-07-08 11:16:39,051 INFO L280 TraceCheckUtils]: 37: Hoare triple {1061#false} assume -2147483648 <= #t~ret23 && #t~ret23 <= 2147483647;~tmp~3 := #t~ret23;havoc #t~ret23; {1061#false} is VALID [2020-07-08 11:16:39,051 INFO L280 TraceCheckUtils]: 38: Hoare triple {1061#false} assume !(0 != ~tmp~3); {1061#false} is VALID [2020-07-08 11:16:39,051 INFO L263 TraceCheckUtils]: 39: Hoare triple {1061#false} call #t~ret24 := getWaterLevel(); {1060#true} is VALID [2020-07-08 11:16:39,051 INFO L280 TraceCheckUtils]: 40: Hoare triple {1060#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~waterLevel~0;#res := ~retValue_acc~5; {1060#true} is VALID [2020-07-08 11:16:39,052 INFO L280 TraceCheckUtils]: 41: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,052 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1060#true} {1061#false} #496#return; {1061#false} is VALID [2020-07-08 11:16:39,052 INFO L280 TraceCheckUtils]: 43: Hoare triple {1061#false} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp___0~2 := #t~ret24;havoc #t~ret24; {1061#false} is VALID [2020-07-08 11:16:39,052 INFO L280 TraceCheckUtils]: 44: Hoare triple {1061#false} assume 2 == ~tmp___0~2; {1061#false} is VALID [2020-07-08 11:16:39,053 INFO L263 TraceCheckUtils]: 45: Hoare triple {1061#false} call #t~ret25 := isPumpRunning(); {1060#true} is VALID [2020-07-08 11:16:39,053 INFO L280 TraceCheckUtils]: 46: Hoare triple {1060#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1060#true} is VALID [2020-07-08 11:16:39,053 INFO L280 TraceCheckUtils]: 47: Hoare triple {1060#true} assume true; {1060#true} is VALID [2020-07-08 11:16:39,053 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1060#true} {1061#false} #498#return; {1061#false} is VALID [2020-07-08 11:16:39,054 INFO L280 TraceCheckUtils]: 49: Hoare triple {1061#false} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___1~1 := #t~ret25;havoc #t~ret25; {1061#false} is VALID [2020-07-08 11:16:39,054 INFO L280 TraceCheckUtils]: 50: Hoare triple {1061#false} assume !(0 != ~tmp___1~1); {1061#false} is VALID [2020-07-08 11:16:39,054 INFO L263 TraceCheckUtils]: 51: Hoare triple {1061#false} call __automaton_fail(); {1061#false} is VALID [2020-07-08 11:16:39,054 INFO L280 TraceCheckUtils]: 52: Hoare triple {1061#false} assume !false; {1061#false} is VALID [2020-07-08 11:16:39,061 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 11:16:39,061 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775862082] [2020-07-08 11:16:39,061 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:16:39,062 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 11:16:39,062 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97661669] [2020-07-08 11:16:39,063 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:16:39,064 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:16:39,064 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 11:16:39,128 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 11:16:39,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 11:16:39,128 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:16:39,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 11:16:39,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 11:16:39,129 INFO L87 Difference]: Start difference. First operand 120 states and 140 transitions. Second operand 4 states. [2020-07-08 11:16:40,899 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:16:44,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:44,080 INFO L93 Difference]: Finished difference Result 205 states and 249 transitions. [2020-07-08 11:16:44,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 11:16:44,080 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:16:44,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:16:44,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:16:44,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 249 transitions. [2020-07-08 11:16:44,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:16:44,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 249 transitions. [2020-07-08 11:16:44,094 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 249 transitions. [2020-07-08 11:16:45,009 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 249 edges. 249 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:45,019 INFO L225 Difference]: With dead ends: 205 [2020-07-08 11:16:45,020 INFO L226 Difference]: Without dead ends: 136 [2020-07-08 11:16:45,021 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-08 11:16:45,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-07-08 11:16:46,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 111. [2020-07-08 11:16:46,225 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:16:46,226 INFO L82 GeneralOperation]: Start isEquivalent. First operand 136 states. Second operand 111 states. [2020-07-08 11:16:46,226 INFO L74 IsIncluded]: Start isIncluded. First operand 136 states. Second operand 111 states. [2020-07-08 11:16:46,226 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 111 states. [2020-07-08 11:16:46,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:46,235 INFO L93 Difference]: Finished difference Result 136 states and 167 transitions. [2020-07-08 11:16:46,235 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 167 transitions. [2020-07-08 11:16:46,236 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:46,236 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:46,237 INFO L74 IsIncluded]: Start isIncluded. First operand 111 states. Second operand 136 states. [2020-07-08 11:16:46,237 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 136 states. [2020-07-08 11:16:46,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:46,245 INFO L93 Difference]: Finished difference Result 136 states and 167 transitions. [2020-07-08 11:16:46,245 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 167 transitions. [2020-07-08 11:16:46,246 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:46,246 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:46,246 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:16:46,246 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:16:46,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-07-08 11:16:46,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 128 transitions. [2020-07-08 11:16:46,251 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 128 transitions. Word has length 53 [2020-07-08 11:16:46,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:16:46,252 INFO L479 AbstractCegarLoop]: Abstraction has 111 states and 128 transitions. [2020-07-08 11:16:46,252 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 11:16:46,252 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 128 transitions. [2020-07-08 11:16:46,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-08 11:16:46,254 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:46,254 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 11:16:46,254 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 11:16:46,254 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:46,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:46,255 INFO L82 PathProgramCache]: Analyzing trace with hash 196992317, now seen corresponding path program 1 times [2020-07-08 11:16:46,255 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:46,255 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831135597] [2020-07-08 11:16:46,255 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:46,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:46,659 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:16:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:46,746 INFO L280 TraceCheckUtils]: 0: Hoare triple {1838#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(110, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 2 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 3 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string13.base, #t~string13.offset, 1);call write~init~int(80, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(117, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(109, #t~string13.base, 3 + #t~string13.offset, 1);call write~init~int(112, #t~string13.base, 4 + #t~string13.offset, 1);call write~init~int(58, #t~string13.base, 5 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 6 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(110, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 2 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 3 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string19.base, #t~string19.offset, 1);call write~init~int(32, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string21.base, #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 1 + #t~string21.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(13);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string30.base, #t~string30.offset, 1);call write~init~int(77, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(101, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(116, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(104, #t~string30.base, 4 + #t~string30.offset, 1);call write~init~int(58, #t~string30.base, 5 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 6 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string32.base, #t~string32.offset, 1);call write~init~int(82, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(73, #t~string32.base, 2 + #t~string32.offset, 1);call write~init~int(84, #t~string32.base, 3 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 4 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string34.base, #t~string34.offset, 1);call write~init~int(75, #t~string34.base, 1 + #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 2 + #t~string34.offset, 1);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string36.base, #t~string36.offset, 1);call write~init~int(0, #t~string36.base, 1 + #t~string36.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; {1816#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:46,747 INFO L280 TraceCheckUtils]: 1: Hoare triple {1816#(= 1 ~systemActive~0)} assume true; {1816#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:46,747 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1816#(= 1 ~systemActive~0)} {1811#true} #502#return; {1816#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:46,751 INFO L280 TraceCheckUtils]: 0: Hoare triple {1811#true} assume true; {1811#true} is VALID [2020-07-08 11:16:46,752 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1811#true} {1816#(= 1 ~systemActive~0)} #412#return; {1816#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:46,756 INFO L280 TraceCheckUtils]: 0: Hoare triple {1811#true} assume true; {1811#true} is VALID [2020-07-08 11:16:46,756 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1811#true} {1816#(= 1 ~systemActive~0)} #414#return; {1816#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:46,781 INFO L280 TraceCheckUtils]: 0: Hoare triple {1811#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {1839#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:16:46,782 INFO L280 TraceCheckUtils]: 1: Hoare triple {1839#(= 1 |valid_product_#res|)} assume true; {1839#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:16:46,783 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1839#(= 1 |valid_product_#res|)} {1816#(= 1 ~systemActive~0)} #416#return; {1824#(= |main_#t~ret26| ~systemActive~0)} is VALID [2020-07-08 11:16:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:46,787 INFO L280 TraceCheckUtils]: 0: Hoare triple {1811#true} assume true; {1811#true} is VALID [2020-07-08 11:16:46,788 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1811#true} {1826#(not (= 0 ~systemActive~0))} #418#return; {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:46,791 INFO L280 TraceCheckUtils]: 0: Hoare triple {1811#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~methaneLevelCritical~0;#res := ~retValue_acc~4; {1811#true} is VALID [2020-07-08 11:16:46,791 INFO L280 TraceCheckUtils]: 1: Hoare triple {1811#true} assume true; {1811#true} is VALID [2020-07-08 11:16:46,791 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1811#true} {1812#false} #494#return; {1812#false} is VALID [2020-07-08 11:16:46,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:46,795 INFO L280 TraceCheckUtils]: 0: Hoare triple {1811#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~waterLevel~0;#res := ~retValue_acc~5; {1811#true} is VALID [2020-07-08 11:16:46,795 INFO L280 TraceCheckUtils]: 1: Hoare triple {1811#true} assume true; {1811#true} is VALID [2020-07-08 11:16:46,795 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1811#true} {1812#false} #496#return; {1812#false} is VALID [2020-07-08 11:16:46,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:46,798 INFO L280 TraceCheckUtils]: 0: Hoare triple {1811#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1811#true} is VALID [2020-07-08 11:16:46,799 INFO L280 TraceCheckUtils]: 1: Hoare triple {1811#true} assume true; {1811#true} is VALID [2020-07-08 11:16:46,799 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1811#true} {1812#false} #498#return; {1812#false} is VALID [2020-07-08 11:16:46,804 INFO L263 TraceCheckUtils]: 0: Hoare triple {1811#true} call ULTIMATE.init(); {1838#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 11:16:46,809 INFO L280 TraceCheckUtils]: 1: Hoare triple {1838#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(110, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 2 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 3 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string13.base, #t~string13.offset, 1);call write~init~int(80, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(117, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(109, #t~string13.base, 3 + #t~string13.offset, 1);call write~init~int(112, #t~string13.base, 4 + #t~string13.offset, 1);call write~init~int(58, #t~string13.base, 5 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 6 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(110, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 2 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 3 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string19.base, #t~string19.offset, 1);call write~init~int(32, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string21.base, #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 1 + #t~string21.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(13);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string30.base, #t~string30.offset, 1);call write~init~int(77, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(101, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(116, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(104, #t~string30.base, 4 + #t~string30.offset, 1);call write~init~int(58, #t~string30.base, 5 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 6 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string32.base, #t~string32.offset, 1);call write~init~int(82, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(73, #t~string32.base, 2 + #t~string32.offset, 1);call write~init~int(84, #t~string32.base, 3 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 4 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string34.base, #t~string34.offset, 1);call write~init~int(75, #t~string34.base, 1 + #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 2 + #t~string34.offset, 1);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string36.base, #t~string36.offset, 1);call write~init~int(0, #t~string36.base, 1 + #t~string36.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; {1816#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:46,810 INFO L280 TraceCheckUtils]: 2: Hoare triple {1816#(= 1 ~systemActive~0)} assume true; {1816#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:46,811 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1816#(= 1 ~systemActive~0)} {1811#true} #502#return; {1816#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:46,812 INFO L263 TraceCheckUtils]: 4: Hoare triple {1816#(= 1 ~systemActive~0)} call #t~ret73 := main(); {1816#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:46,813 INFO L280 TraceCheckUtils]: 5: Hoare triple {1816#(= 1 ~systemActive~0)} havoc ~retValue_acc~3;havoc ~tmp~4; {1816#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:46,813 INFO L263 TraceCheckUtils]: 6: Hoare triple {1816#(= 1 ~systemActive~0)} call select_helpers(); {1811#true} is VALID [2020-07-08 11:16:46,813 INFO L280 TraceCheckUtils]: 7: Hoare triple {1811#true} assume true; {1811#true} is VALID [2020-07-08 11:16:46,814 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1811#true} {1816#(= 1 ~systemActive~0)} #412#return; {1816#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:46,814 INFO L263 TraceCheckUtils]: 9: Hoare triple {1816#(= 1 ~systemActive~0)} call select_features(); {1811#true} is VALID [2020-07-08 11:16:46,815 INFO L280 TraceCheckUtils]: 10: Hoare triple {1811#true} assume true; {1811#true} is VALID [2020-07-08 11:16:46,815 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1811#true} {1816#(= 1 ~systemActive~0)} #414#return; {1816#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:46,816 INFO L263 TraceCheckUtils]: 12: Hoare triple {1816#(= 1 ~systemActive~0)} call #t~ret26 := valid_product(); {1811#true} is VALID [2020-07-08 11:16:46,816 INFO L280 TraceCheckUtils]: 13: Hoare triple {1811#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {1839#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:16:46,817 INFO L280 TraceCheckUtils]: 14: Hoare triple {1839#(= 1 |valid_product_#res|)} assume true; {1839#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:16:46,818 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1839#(= 1 |valid_product_#res|)} {1816#(= 1 ~systemActive~0)} #416#return; {1824#(= |main_#t~ret26| ~systemActive~0)} is VALID [2020-07-08 11:16:46,819 INFO L280 TraceCheckUtils]: 16: Hoare triple {1824#(= |main_#t~ret26| ~systemActive~0)} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp~4 := #t~ret26;havoc #t~ret26; {1825#(= main_~tmp~4 ~systemActive~0)} is VALID [2020-07-08 11:16:46,819 INFO L280 TraceCheckUtils]: 17: Hoare triple {1825#(= main_~tmp~4 ~systemActive~0)} assume 0 != ~tmp~4; {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,819 INFO L263 TraceCheckUtils]: 18: Hoare triple {1826#(not (= 0 ~systemActive~0))} call setup(); {1811#true} is VALID [2020-07-08 11:16:46,820 INFO L280 TraceCheckUtils]: 19: Hoare triple {1811#true} assume true; {1811#true} is VALID [2020-07-08 11:16:46,820 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1811#true} {1826#(not (= 0 ~systemActive~0))} #418#return; {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,821 INFO L263 TraceCheckUtils]: 21: Hoare triple {1826#(not (= 0 ~systemActive~0))} call runTest(); {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,822 INFO L263 TraceCheckUtils]: 22: Hoare triple {1826#(not (= 0 ~systemActive~0))} call test(); {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,822 INFO L280 TraceCheckUtils]: 23: Hoare triple {1826#(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; {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,823 INFO L280 TraceCheckUtils]: 24: Hoare triple {1826#(not (= 0 ~systemActive~0))} assume !false; {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,823 INFO L280 TraceCheckUtils]: 25: Hoare triple {1826#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,824 INFO L280 TraceCheckUtils]: 26: Hoare triple {1826#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,825 INFO L280 TraceCheckUtils]: 27: Hoare triple {1826#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~0); {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,825 INFO L280 TraceCheckUtils]: 28: Hoare triple {1826#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,826 INFO L280 TraceCheckUtils]: 29: Hoare triple {1826#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,826 INFO L280 TraceCheckUtils]: 30: Hoare triple {1826#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,827 INFO L280 TraceCheckUtils]: 31: Hoare triple {1826#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,828 INFO L263 TraceCheckUtils]: 32: Hoare triple {1826#(not (= 0 ~systemActive~0))} call timeShift(); {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,828 INFO L280 TraceCheckUtils]: 33: Hoare triple {1826#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1826#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:46,829 INFO L280 TraceCheckUtils]: 34: Hoare triple {1826#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1812#false} is VALID [2020-07-08 11:16:46,829 INFO L263 TraceCheckUtils]: 35: Hoare triple {1812#false} call __utac_acc__Specification3_spec__1(); {1812#false} is VALID [2020-07-08 11:16:46,829 INFO L280 TraceCheckUtils]: 36: Hoare triple {1812#false} havoc ~tmp~3;havoc ~tmp___0~2;havoc ~tmp___1~1; {1812#false} is VALID [2020-07-08 11:16:46,830 INFO L263 TraceCheckUtils]: 37: Hoare triple {1812#false} call #t~ret23 := isMethaneLevelCritical(); {1811#true} is VALID [2020-07-08 11:16:46,830 INFO L280 TraceCheckUtils]: 38: Hoare triple {1811#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~methaneLevelCritical~0;#res := ~retValue_acc~4; {1811#true} is VALID [2020-07-08 11:16:46,830 INFO L280 TraceCheckUtils]: 39: Hoare triple {1811#true} assume true; {1811#true} is VALID [2020-07-08 11:16:46,830 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1811#true} {1812#false} #494#return; {1812#false} is VALID [2020-07-08 11:16:46,831 INFO L280 TraceCheckUtils]: 41: Hoare triple {1812#false} assume -2147483648 <= #t~ret23 && #t~ret23 <= 2147483647;~tmp~3 := #t~ret23;havoc #t~ret23; {1812#false} is VALID [2020-07-08 11:16:46,831 INFO L280 TraceCheckUtils]: 42: Hoare triple {1812#false} assume !(0 != ~tmp~3); {1812#false} is VALID [2020-07-08 11:16:46,831 INFO L263 TraceCheckUtils]: 43: Hoare triple {1812#false} call #t~ret24 := getWaterLevel(); {1811#true} is VALID [2020-07-08 11:16:46,831 INFO L280 TraceCheckUtils]: 44: Hoare triple {1811#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~waterLevel~0;#res := ~retValue_acc~5; {1811#true} is VALID [2020-07-08 11:16:46,831 INFO L280 TraceCheckUtils]: 45: Hoare triple {1811#true} assume true; {1811#true} is VALID [2020-07-08 11:16:46,832 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1811#true} {1812#false} #496#return; {1812#false} is VALID [2020-07-08 11:16:46,832 INFO L280 TraceCheckUtils]: 47: Hoare triple {1812#false} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp___0~2 := #t~ret24;havoc #t~ret24; {1812#false} is VALID [2020-07-08 11:16:46,832 INFO L280 TraceCheckUtils]: 48: Hoare triple {1812#false} assume 2 == ~tmp___0~2; {1812#false} is VALID [2020-07-08 11:16:46,832 INFO L263 TraceCheckUtils]: 49: Hoare triple {1812#false} call #t~ret25 := isPumpRunning(); {1811#true} is VALID [2020-07-08 11:16:46,833 INFO L280 TraceCheckUtils]: 50: Hoare triple {1811#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1811#true} is VALID [2020-07-08 11:16:46,833 INFO L280 TraceCheckUtils]: 51: Hoare triple {1811#true} assume true; {1811#true} is VALID [2020-07-08 11:16:46,833 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1811#true} {1812#false} #498#return; {1812#false} is VALID [2020-07-08 11:16:46,833 INFO L280 TraceCheckUtils]: 53: Hoare triple {1812#false} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___1~1 := #t~ret25;havoc #t~ret25; {1812#false} is VALID [2020-07-08 11:16:46,834 INFO L280 TraceCheckUtils]: 54: Hoare triple {1812#false} assume !(0 != ~tmp___1~1); {1812#false} is VALID [2020-07-08 11:16:46,834 INFO L263 TraceCheckUtils]: 55: Hoare triple {1812#false} call __automaton_fail(); {1812#false} is VALID [2020-07-08 11:16:46,834 INFO L280 TraceCheckUtils]: 56: Hoare triple {1812#false} assume !false; {1812#false} is VALID [2020-07-08 11:16:46,843 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 11:16:46,843 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831135597] [2020-07-08 11:16:46,843 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:16:46,844 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:16:46,844 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341811380] [2020-07-08 11:16:46,844 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 11:16:46,845 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:16:46,845 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:16:46,918 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 11:16:46,918 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:16:46,918 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:16:46,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:16:46,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:16:46,919 INFO L87 Difference]: Start difference. First operand 111 states and 128 transitions. Second operand 8 states. [2020-07-08 11:16:47,698 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:16:48,659 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:16:49,066 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:16:49,395 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:16:53,312 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:17:02,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:02,581 INFO L93 Difference]: Finished difference Result 387 states and 477 transitions. [2020-07-08 11:17:02,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-08 11:17:02,581 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 11:17:02,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:17:02,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:17:02,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 477 transitions. [2020-07-08 11:17:02,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:17:02,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 477 transitions. [2020-07-08 11:17:02,612 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 477 transitions. [2020-07-08 11:17:04,330 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 477 edges. 477 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:17:04,343 INFO L225 Difference]: With dead ends: 387 [2020-07-08 11:17:04,343 INFO L226 Difference]: Without dead ends: 300 [2020-07-08 11:17:04,344 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 11:17:04,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2020-07-08 11:17:06,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 234. [2020-07-08 11:17:06,802 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:17:06,802 INFO L82 GeneralOperation]: Start isEquivalent. First operand 300 states. Second operand 234 states. [2020-07-08 11:17:06,802 INFO L74 IsIncluded]: Start isIncluded. First operand 300 states. Second operand 234 states. [2020-07-08 11:17:06,802 INFO L87 Difference]: Start difference. First operand 300 states. Second operand 234 states. [2020-07-08 11:17:06,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:06,818 INFO L93 Difference]: Finished difference Result 300 states and 366 transitions. [2020-07-08 11:17:06,818 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 366 transitions. [2020-07-08 11:17:06,820 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:17:06,820 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:17:06,820 INFO L74 IsIncluded]: Start isIncluded. First operand 234 states. Second operand 300 states. [2020-07-08 11:17:06,821 INFO L87 Difference]: Start difference. First operand 234 states. Second operand 300 states. [2020-07-08 11:17:06,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:06,836 INFO L93 Difference]: Finished difference Result 300 states and 366 transitions. [2020-07-08 11:17:06,836 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 366 transitions. [2020-07-08 11:17:06,837 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:17:06,838 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:17:06,838 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:17:06,838 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:17:06,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2020-07-08 11:17:06,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 279 transitions. [2020-07-08 11:17:06,848 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 279 transitions. Word has length 57 [2020-07-08 11:17:06,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:17:06,849 INFO L479 AbstractCegarLoop]: Abstraction has 234 states and 279 transitions. [2020-07-08 11:17:06,849 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:17:06,849 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 279 transitions. [2020-07-08 11:17:06,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-08 11:17:06,851 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:17:06,851 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] [2020-07-08 11:17:06,851 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 11:17:06,851 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:17:06,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:17:06,852 INFO L82 PathProgramCache]: Analyzing trace with hash 925372224, now seen corresponding path program 1 times [2020-07-08 11:17:06,852 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:17:06,852 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228931252] [2020-07-08 11:17:06,852 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:17:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:07,208 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:17:07,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:07,303 INFO L280 TraceCheckUtils]: 0: Hoare triple {3349#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(110, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 2 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 3 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string13.base, #t~string13.offset, 1);call write~init~int(80, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(117, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(109, #t~string13.base, 3 + #t~string13.offset, 1);call write~init~int(112, #t~string13.base, 4 + #t~string13.offset, 1);call write~init~int(58, #t~string13.base, 5 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 6 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(110, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 2 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 3 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string19.base, #t~string19.offset, 1);call write~init~int(32, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string21.base, #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 1 + #t~string21.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(13);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string30.base, #t~string30.offset, 1);call write~init~int(77, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(101, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(116, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(104, #t~string30.base, 4 + #t~string30.offset, 1);call write~init~int(58, #t~string30.base, 5 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 6 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string32.base, #t~string32.offset, 1);call write~init~int(82, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(73, #t~string32.base, 2 + #t~string32.offset, 1);call write~init~int(84, #t~string32.base, 3 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 4 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string34.base, #t~string34.offset, 1);call write~init~int(75, #t~string34.base, 1 + #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 2 + #t~string34.offset, 1);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string36.base, #t~string36.offset, 1);call write~init~int(0, #t~string36.base, 1 + #t~string36.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,304 INFO L280 TraceCheckUtils]: 1: Hoare triple {3324#(= 1 ~waterLevel~0)} assume true; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,305 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3324#(= 1 ~waterLevel~0)} {3319#true} #502#return; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:07,308 INFO L280 TraceCheckUtils]: 0: Hoare triple {3319#true} assume true; {3319#true} is VALID [2020-07-08 11:17:07,308 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3319#true} {3324#(= 1 ~waterLevel~0)} #412#return; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:07,316 INFO L280 TraceCheckUtils]: 0: Hoare triple {3319#true} assume true; {3319#true} is VALID [2020-07-08 11:17:07,318 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3319#true} {3324#(= 1 ~waterLevel~0)} #414#return; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:07,321 INFO L280 TraceCheckUtils]: 0: Hoare triple {3319#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {3319#true} is VALID [2020-07-08 11:17:07,322 INFO L280 TraceCheckUtils]: 1: Hoare triple {3319#true} assume true; {3319#true} is VALID [2020-07-08 11:17:07,323 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3319#true} {3324#(= 1 ~waterLevel~0)} #416#return; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:07,326 INFO L280 TraceCheckUtils]: 0: Hoare triple {3319#true} assume true; {3319#true} is VALID [2020-07-08 11:17:07,327 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3319#true} {3324#(= 1 ~waterLevel~0)} #418#return; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:07,346 INFO L280 TraceCheckUtils]: 0: Hoare triple {3350#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3319#true} is VALID [2020-07-08 11:17:07,347 INFO L280 TraceCheckUtils]: 1: Hoare triple {3319#true} ~systemActive~0 := 0; {3319#true} is VALID [2020-07-08 11:17:07,347 INFO L280 TraceCheckUtils]: 2: Hoare triple {3319#true} assume true; {3319#true} is VALID [2020-07-08 11:17:07,347 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3319#true} {3324#(= 1 ~waterLevel~0)} #466#return; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:07,351 INFO L280 TraceCheckUtils]: 0: Hoare triple {3319#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~methaneLevelCritical~0;#res := ~retValue_acc~4; {3319#true} is VALID [2020-07-08 11:17:07,351 INFO L280 TraceCheckUtils]: 1: Hoare triple {3319#true} assume true; {3319#true} is VALID [2020-07-08 11:17:07,352 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3319#true} {3324#(= 1 ~waterLevel~0)} #494#return; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:07,369 INFO L280 TraceCheckUtils]: 0: Hoare triple {3319#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~waterLevel~0;#res := ~retValue_acc~5; {3351#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:17:07,370 INFO L280 TraceCheckUtils]: 1: Hoare triple {3351#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3351#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:17:07,371 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3351#(= |getWaterLevel_#res| ~waterLevel~0)} {3324#(= 1 ~waterLevel~0)} #496#return; {3344#(= 1 |__utac_acc__Specification3_spec__1_#t~ret24|)} is VALID [2020-07-08 11:17:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:17:07,374 INFO L280 TraceCheckUtils]: 0: Hoare triple {3319#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {3319#true} is VALID [2020-07-08 11:17:07,374 INFO L280 TraceCheckUtils]: 1: Hoare triple {3319#true} assume true; {3319#true} is VALID [2020-07-08 11:17:07,375 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3319#true} {3320#false} #498#return; {3320#false} is VALID [2020-07-08 11:17:07,379 INFO L263 TraceCheckUtils]: 0: Hoare triple {3319#true} call ULTIMATE.init(); {3349#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 11:17:07,385 INFO L280 TraceCheckUtils]: 1: Hoare triple {3349#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string9.base, #t~string9.offset, 1);call write~init~int(110, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 2 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(102, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 3 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string13.base, #t~string13.offset, 1);call write~init~int(80, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(117, #t~string13.base, 2 + #t~string13.offset, 1);call write~init~int(109, #t~string13.base, 3 + #t~string13.offset, 1);call write~init~int(112, #t~string13.base, 4 + #t~string13.offset, 1);call write~init~int(58, #t~string13.base, 5 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 6 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(110, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 2 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string17.base, #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(102, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 3 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string19.base, #t~string19.offset, 1);call write~init~int(32, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string21.base, #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 1 + #t~string21.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(13);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string30.base, #t~string30.offset, 1);call write~init~int(77, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(101, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(116, #t~string30.base, 3 + #t~string30.offset, 1);call write~init~int(104, #t~string30.base, 4 + #t~string30.offset, 1);call write~init~int(58, #t~string30.base, 5 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 6 + #t~string30.offset, 1);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string32.base, #t~string32.offset, 1);call write~init~int(82, #t~string32.base, 1 + #t~string32.offset, 1);call write~init~int(73, #t~string32.base, 2 + #t~string32.offset, 1);call write~init~int(84, #t~string32.base, 3 + #t~string32.offset, 1);call write~init~int(0, #t~string32.base, 4 + #t~string32.offset, 1);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string34.base, #t~string34.offset, 1);call write~init~int(75, #t~string34.base, 1 + #t~string34.offset, 1);call write~init~int(0, #t~string34.base, 2 + #t~string34.offset, 1);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string36.base, #t~string36.offset, 1);call write~init~int(0, #t~string36.base, 1 + #t~string36.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(21);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(9);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(25);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(30);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,386 INFO L280 TraceCheckUtils]: 2: Hoare triple {3324#(= 1 ~waterLevel~0)} assume true; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,386 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3324#(= 1 ~waterLevel~0)} {3319#true} #502#return; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,387 INFO L263 TraceCheckUtils]: 4: Hoare triple {3324#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,388 INFO L280 TraceCheckUtils]: 5: Hoare triple {3324#(= 1 ~waterLevel~0)} havoc ~retValue_acc~3;havoc ~tmp~4; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,388 INFO L263 TraceCheckUtils]: 6: Hoare triple {3324#(= 1 ~waterLevel~0)} call select_helpers(); {3319#true} is VALID [2020-07-08 11:17:07,388 INFO L280 TraceCheckUtils]: 7: Hoare triple {3319#true} assume true; {3319#true} is VALID [2020-07-08 11:17:07,389 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3319#true} {3324#(= 1 ~waterLevel~0)} #412#return; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,389 INFO L263 TraceCheckUtils]: 9: Hoare triple {3324#(= 1 ~waterLevel~0)} call select_features(); {3319#true} is VALID [2020-07-08 11:17:07,389 INFO L280 TraceCheckUtils]: 10: Hoare triple {3319#true} assume true; {3319#true} is VALID [2020-07-08 11:17:07,390 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3319#true} {3324#(= 1 ~waterLevel~0)} #414#return; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,390 INFO L263 TraceCheckUtils]: 12: Hoare triple {3324#(= 1 ~waterLevel~0)} call #t~ret26 := valid_product(); {3319#true} is VALID [2020-07-08 11:17:07,390 INFO L280 TraceCheckUtils]: 13: Hoare triple {3319#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {3319#true} is VALID [2020-07-08 11:17:07,391 INFO L280 TraceCheckUtils]: 14: Hoare triple {3319#true} assume true; {3319#true} is VALID [2020-07-08 11:17:07,392 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3319#true} {3324#(= 1 ~waterLevel~0)} #416#return; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,392 INFO L280 TraceCheckUtils]: 16: Hoare triple {3324#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp~4 := #t~ret26;havoc #t~ret26; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,393 INFO L280 TraceCheckUtils]: 17: Hoare triple {3324#(= 1 ~waterLevel~0)} assume 0 != ~tmp~4; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,393 INFO L263 TraceCheckUtils]: 18: Hoare triple {3324#(= 1 ~waterLevel~0)} call setup(); {3319#true} is VALID [2020-07-08 11:17:07,393 INFO L280 TraceCheckUtils]: 19: Hoare triple {3319#true} assume true; {3319#true} is VALID [2020-07-08 11:17:07,394 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3319#true} {3324#(= 1 ~waterLevel~0)} #418#return; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,395 INFO L263 TraceCheckUtils]: 21: Hoare triple {3324#(= 1 ~waterLevel~0)} call runTest(); {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,395 INFO L263 TraceCheckUtils]: 22: Hoare triple {3324#(= 1 ~waterLevel~0)} call test(); {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,396 INFO L280 TraceCheckUtils]: 23: Hoare triple {3324#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,396 INFO L280 TraceCheckUtils]: 24: Hoare triple {3324#(= 1 ~waterLevel~0)} assume !false; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,397 INFO L280 TraceCheckUtils]: 25: Hoare triple {3324#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,397 INFO L280 TraceCheckUtils]: 26: Hoare triple {3324#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,398 INFO L280 TraceCheckUtils]: 27: Hoare triple {3324#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~0); {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,399 INFO L280 TraceCheckUtils]: 28: Hoare triple {3324#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,400 INFO L280 TraceCheckUtils]: 29: Hoare triple {3324#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,400 INFO L280 TraceCheckUtils]: 30: Hoare triple {3324#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,401 INFO L280 TraceCheckUtils]: 31: Hoare triple {3324#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~tmp___1~0 := #t~nondet3;havoc #t~nondet3; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,402 INFO L280 TraceCheckUtils]: 32: Hoare triple {3324#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~0; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,402 INFO L263 TraceCheckUtils]: 33: Hoare triple {3324#(= 1 ~waterLevel~0)} call stopSystem(); {3350#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 11:17:07,403 INFO L280 TraceCheckUtils]: 34: Hoare triple {3350#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3319#true} is VALID [2020-07-08 11:17:07,403 INFO L280 TraceCheckUtils]: 35: Hoare triple {3319#true} ~systemActive~0 := 0; {3319#true} is VALID [2020-07-08 11:17:07,403 INFO L280 TraceCheckUtils]: 36: Hoare triple {3319#true} assume true; {3319#true} is VALID [2020-07-08 11:17:07,404 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3319#true} {3324#(= 1 ~waterLevel~0)} #466#return; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,404 INFO L263 TraceCheckUtils]: 38: Hoare triple {3324#(= 1 ~waterLevel~0)} call timeShift(); {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,405 INFO L280 TraceCheckUtils]: 39: Hoare triple {3324#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,405 INFO L280 TraceCheckUtils]: 40: Hoare triple {3324#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,406 INFO L263 TraceCheckUtils]: 41: Hoare triple {3324#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,406 INFO L280 TraceCheckUtils]: 42: Hoare triple {3324#(= 1 ~waterLevel~0)} havoc ~tmp~3;havoc ~tmp___0~2;havoc ~tmp___1~1; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,407 INFO L263 TraceCheckUtils]: 43: Hoare triple {3324#(= 1 ~waterLevel~0)} call #t~ret23 := isMethaneLevelCritical(); {3319#true} is VALID [2020-07-08 11:17:07,407 INFO L280 TraceCheckUtils]: 44: Hoare triple {3319#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~methaneLevelCritical~0;#res := ~retValue_acc~4; {3319#true} is VALID [2020-07-08 11:17:07,407 INFO L280 TraceCheckUtils]: 45: Hoare triple {3319#true} assume true; {3319#true} is VALID [2020-07-08 11:17:07,408 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3319#true} {3324#(= 1 ~waterLevel~0)} #494#return; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,408 INFO L280 TraceCheckUtils]: 47: Hoare triple {3324#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret23 && #t~ret23 <= 2147483647;~tmp~3 := #t~ret23;havoc #t~ret23; {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,409 INFO L280 TraceCheckUtils]: 48: Hoare triple {3324#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~3); {3324#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:17:07,409 INFO L263 TraceCheckUtils]: 49: Hoare triple {3324#(= 1 ~waterLevel~0)} call #t~ret24 := getWaterLevel(); {3319#true} is VALID [2020-07-08 11:17:07,410 INFO L280 TraceCheckUtils]: 50: Hoare triple {3319#true} havoc ~retValue_acc~5;~retValue_acc~5 := ~waterLevel~0;#res := ~retValue_acc~5; {3351#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:17:07,410 INFO L280 TraceCheckUtils]: 51: Hoare triple {3351#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3351#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:17:07,411 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3351#(= |getWaterLevel_#res| ~waterLevel~0)} {3324#(= 1 ~waterLevel~0)} #496#return; {3344#(= 1 |__utac_acc__Specification3_spec__1_#t~ret24|)} is VALID [2020-07-08 11:17:07,412 INFO L280 TraceCheckUtils]: 53: Hoare triple {3344#(= 1 |__utac_acc__Specification3_spec__1_#t~ret24|)} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp___0~2 := #t~ret24;havoc #t~ret24; {3345#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} is VALID [2020-07-08 11:17:07,413 INFO L280 TraceCheckUtils]: 54: Hoare triple {3345#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} assume 2 == ~tmp___0~2; {3320#false} is VALID [2020-07-08 11:17:07,413 INFO L263 TraceCheckUtils]: 55: Hoare triple {3320#false} call #t~ret25 := isPumpRunning(); {3319#true} is VALID [2020-07-08 11:17:07,413 INFO L280 TraceCheckUtils]: 56: Hoare triple {3319#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {3319#true} is VALID [2020-07-08 11:17:07,413 INFO L280 TraceCheckUtils]: 57: Hoare triple {3319#true} assume true; {3319#true} is VALID [2020-07-08 11:17:07,414 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3319#true} {3320#false} #498#return; {3320#false} is VALID [2020-07-08 11:17:07,414 INFO L280 TraceCheckUtils]: 59: Hoare triple {3320#false} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___1~1 := #t~ret25;havoc #t~ret25; {3320#false} is VALID [2020-07-08 11:17:07,414 INFO L280 TraceCheckUtils]: 60: Hoare triple {3320#false} assume !(0 != ~tmp___1~1); {3320#false} is VALID [2020-07-08 11:17:07,414 INFO L263 TraceCheckUtils]: 61: Hoare triple {3320#false} call __automaton_fail(); {3320#false} is VALID [2020-07-08 11:17:07,415 INFO L280 TraceCheckUtils]: 62: Hoare triple {3320#false} assume !false; {3320#false} is VALID [2020-07-08 11:17:07,425 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 11:17:07,425 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228931252] [2020-07-08 11:17:07,425 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:17:07,425 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:17:07,426 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489223981] [2020-07-08 11:17:07,426 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-08 11:17:07,427 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:17:07,427 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:17:07,511 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:17:07,511 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:17:07,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:17:07,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:17:07,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:17:07,512 INFO L87 Difference]: Start difference. First operand 234 states and 279 transitions. Second operand 8 states. [2020-07-08 11:17:08,378 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:17:16,265 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:17:17,183 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:17:17,802 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:17:18,155 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:17:22,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:22,538 INFO L93 Difference]: Finished difference Result 714 states and 935 transitions. [2020-07-08 11:17:22,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-08 11:17:22,538 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-08 11:17:22,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:17:22,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:17:22,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 441 transitions. [2020-07-08 11:17:22,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:17:22,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 441 transitions. [2020-07-08 11:17:22,558 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 441 transitions. [2020-07-08 11:17:24,072 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 441 edges. 441 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:17:24,099 INFO L225 Difference]: With dead ends: 714 [2020-07-08 11:17:24,100 INFO L226 Difference]: Without dead ends: 504 [2020-07-08 11:17:24,102 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-08 11:17:24,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2020-07-08 11:17:28,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 441. [2020-07-08 11:17:28,631 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:17:28,631 INFO L82 GeneralOperation]: Start isEquivalent. First operand 504 states. Second operand 441 states. [2020-07-08 11:17:28,631 INFO L74 IsIncluded]: Start isIncluded. First operand 504 states. Second operand 441 states. [2020-07-08 11:17:28,631 INFO L87 Difference]: Start difference. First operand 504 states. Second operand 441 states. [2020-07-08 11:17:28,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:28,663 INFO L93 Difference]: Finished difference Result 504 states and 644 transitions. [2020-07-08 11:17:28,663 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 644 transitions. [2020-07-08 11:17:28,665 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:17:28,665 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:17:28,665 INFO L74 IsIncluded]: Start isIncluded. First operand 441 states. Second operand 504 states. [2020-07-08 11:17:28,665 INFO L87 Difference]: Start difference. First operand 441 states. Second operand 504 states. [2020-07-08 11:17:28,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:28,696 INFO L93 Difference]: Finished difference Result 504 states and 644 transitions. [2020-07-08 11:17:28,697 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 644 transitions. [2020-07-08 11:17:28,699 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:17:28,699 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:17:28,699 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:17:28,699 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:17:28,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2020-07-08 11:17:28,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 537 transitions. [2020-07-08 11:17:28,724 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 537 transitions. Word has length 63 [2020-07-08 11:17:28,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:17:28,725 INFO L479 AbstractCegarLoop]: Abstraction has 441 states and 537 transitions. [2020-07-08 11:17:28,725 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:17:28,725 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 537 transitions. [2020-07-08 11:17:28,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-08 11:17:28,727 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:17:28,727 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:17:28,727 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 11:17:28,727 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:17:28,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:17:28,728 INFO L82 PathProgramCache]: Analyzing trace with hash -910069242, now seen corresponding path program 1 times [2020-07-08 11:17:28,728 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:17:28,728 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466986788] [2020-07-08 11:17:28,728 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:17:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:17:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:17:28,987 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-08 11:17:28,987 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 11:17:28,988 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 11:17:29,134 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-08 11:17:29,135 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-08 11:17:29,135 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-08 11:17:29,135 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-08 11:17:29,135 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 11:17:29,135 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:17:29,135 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:17:29,135 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:17:29,135 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:17:29,135 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-08 11:17:29,136 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-08 11:17:29,136 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-08 11:17:29,136 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-08 11:17:29,136 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:17:29,136 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:17:29,136 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-08 11:17:29,136 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-08 11:17:29,136 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-08 11:17:29,136 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-08 11:17:29,136 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-08 11:17:29,137 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-08 11:17:29,137 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-08 11:17:29,137 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-08 11:17:29,137 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-08 11:17:29,137 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-08 11:17:29,137 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-08 11:17:29,137 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-08 11:17:29,137 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-08 11:17:29,137 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-08 11:17:29,137 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-08 11:17:29,138 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:17:29,138 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:17:29,138 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-08 11:17:29,138 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:17:29,138 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:17:29,138 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-08 11:17:29,138 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-08 11:17:29,138 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-08 11:17:29,138 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:17:29,138 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:17:29,139 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:17:29,139 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:17:29,139 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-08 11:17:29,139 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:17:29,139 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:17:29,139 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:17:29,139 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:17:29,139 WARN L170 areAnnotationChecker]: L638-2 has no Hoare annotation [2020-07-08 11:17:29,139 WARN L170 areAnnotationChecker]: L638-2 has no Hoare annotation [2020-07-08 11:17:29,139 WARN L170 areAnnotationChecker]: L638-2 has no Hoare annotation [2020-07-08 11:17:29,140 WARN L170 areAnnotationChecker]: L695-2 has no Hoare annotation [2020-07-08 11:17:29,140 WARN L170 areAnnotationChecker]: L695-2 has no Hoare annotation [2020-07-08 11:17:29,140 WARN L170 areAnnotationChecker]: L695-2 has no Hoare annotation [2020-07-08 11:17:29,140 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-08 11:17:29,140 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-08 11:17:29,140 WARN L170 areAnnotationChecker]: L405 has no Hoare annotation [2020-07-08 11:17:29,140 WARN L170 areAnnotationChecker]: L405 has no Hoare annotation [2020-07-08 11:17:29,140 WARN L170 areAnnotationChecker]: L360 has no Hoare annotation [2020-07-08 11:17:29,140 WARN L170 areAnnotationChecker]: L360 has no Hoare annotation [2020-07-08 11:17:29,140 WARN L170 areAnnotationChecker]: L278 has no Hoare annotation [2020-07-08 11:17:29,141 WARN L170 areAnnotationChecker]: L278 has no Hoare annotation [2020-07-08 11:17:29,141 WARN L170 areAnnotationChecker]: L276 has no Hoare annotation [2020-07-08 11:17:29,141 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-08 11:17:29,141 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2020-07-08 11:17:29,141 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2020-07-08 11:17:29,141 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-08 11:17:29,141 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-08 11:17:29,141 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-08 11:17:29,141 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-08 11:17:29,141 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-08 11:17:29,142 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-08 11:17:29,142 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-08 11:17:29,142 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-08 11:17:29,142 WARN L170 areAnnotationChecker]: L160 has no Hoare annotation [2020-07-08 11:17:29,142 WARN L170 areAnnotationChecker]: L160 has no Hoare annotation [2020-07-08 11:17:29,142 WARN L170 areAnnotationChecker]: L506 has no Hoare annotation [2020-07-08 11:17:29,142 WARN L170 areAnnotationChecker]: L506 has no Hoare annotation [2020-07-08 11:17:29,142 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:17:29,142 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:17:29,142 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-08 11:17:29,143 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-08 11:17:29,143 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-08 11:17:29,143 WARN L170 areAnnotationChecker]: L848 has no Hoare annotation [2020-07-08 11:17:29,143 WARN L170 areAnnotationChecker]: L848 has no Hoare annotation [2020-07-08 11:17:29,143 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 11:17:29,143 WARN L170 areAnnotationChecker]: L478 has no Hoare annotation [2020-07-08 11:17:29,143 WARN L170 areAnnotationChecker]: L478 has no Hoare annotation [2020-07-08 11:17:29,143 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-08 11:17:29,143 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-08 11:17:29,143 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-08 11:17:29,144 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-08 11:17:29,144 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-08 11:17:29,144 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-08 11:17:29,144 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-08 11:17:29,144 WARN L170 areAnnotationChecker]: L453-1 has no Hoare annotation [2020-07-08 11:17:29,144 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-08 11:17:29,144 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-08 11:17:29,144 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-08 11:17:29,144 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2020-07-08 11:17:29,144 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2020-07-08 11:17:29,145 WARN L170 areAnnotationChecker]: L297 has no Hoare annotation [2020-07-08 11:17:29,145 WARN L170 areAnnotationChecker]: L297 has no Hoare annotation [2020-07-08 11:17:29,145 WARN L170 areAnnotationChecker]: L331 has no Hoare annotation [2020-07-08 11:17:29,145 WARN L170 areAnnotationChecker]: L331 has no Hoare annotation [2020-07-08 11:17:29,145 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-08 11:17:29,145 WARN L170 areAnnotationChecker]: L429-1 has no Hoare annotation [2020-07-08 11:17:29,145 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:17:29,145 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:17:29,145 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-08 11:17:29,145 WARN L170 areAnnotationChecker]: L441-1 has no Hoare annotation [2020-07-08 11:17:29,145 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-08 11:17:29,146 WARN L170 areAnnotationChecker]: L660 has no Hoare annotation [2020-07-08 11:17:29,146 WARN L170 areAnnotationChecker]: L639 has no Hoare annotation [2020-07-08 11:17:29,146 WARN L170 areAnnotationChecker]: L721 has no Hoare annotation [2020-07-08 11:17:29,146 WARN L170 areAnnotationChecker]: L721 has no Hoare annotation [2020-07-08 11:17:29,146 WARN L170 areAnnotationChecker]: L696 has no Hoare annotation [2020-07-08 11:17:29,146 WARN L170 areAnnotationChecker]: L405-1 has no Hoare annotation [2020-07-08 11:17:29,146 WARN L170 areAnnotationChecker]: L405-1 has no Hoare annotation [2020-07-08 11:17:29,146 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-08 11:17:29,146 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-08 11:17:29,146 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-08 11:17:29,147 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-08 11:17:29,147 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-08 11:17:29,147 WARN L170 areAnnotationChecker]: L224-2 has no Hoare annotation [2020-07-08 11:17:29,147 WARN L170 areAnnotationChecker]: L406 has no Hoare annotation [2020-07-08 11:17:29,147 WARN L170 areAnnotationChecker]: L406 has no Hoare annotation [2020-07-08 11:17:29,147 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-08 11:17:29,147 WARN L170 areAnnotationChecker]: L900 has no Hoare annotation [2020-07-08 11:17:29,147 WARN L170 areAnnotationChecker]: L900 has no Hoare annotation [2020-07-08 11:17:29,147 WARN L170 areAnnotationChecker]: L894-1 has no Hoare annotation [2020-07-08 11:17:29,147 WARN L170 areAnnotationChecker]: L202-1 has no Hoare annotation [2020-07-08 11:17:29,147 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:17:29,148 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-08 11:17:29,148 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-08 11:17:29,148 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-08 11:17:29,148 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-08 11:17:29,148 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-08 11:17:29,148 WARN L170 areAnnotationChecker]: L175-1 has no Hoare annotation [2020-07-08 11:17:29,148 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-08 11:17:29,148 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-08 11:17:29,148 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-08 11:17:29,148 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-08 11:17:29,149 WARN L170 areAnnotationChecker]: L854 has no Hoare annotation [2020-07-08 11:17:29,149 WARN L170 areAnnotationChecker]: L854 has no Hoare annotation [2020-07-08 11:17:29,149 WARN L170 areAnnotationChecker]: L848-1 has no Hoare annotation [2020-07-08 11:17:29,149 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 11:17:29,149 WARN L170 areAnnotationChecker]: L478-2 has no Hoare annotation [2020-07-08 11:17:29,149 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-08 11:17:29,149 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-08 11:17:29,149 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-08 11:17:29,149 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-08 11:17:29,149 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-08 11:17:29,150 WARN L170 areAnnotationChecker]: L260-1 has no Hoare annotation [2020-07-08 11:17:29,150 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:17:29,150 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:17:29,150 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-08 11:17:29,150 WARN L170 areAnnotationChecker]: L137 has no Hoare annotation [2020-07-08 11:17:29,150 WARN L170 areAnnotationChecker]: L137 has no Hoare annotation [2020-07-08 11:17:29,150 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-08 11:17:29,150 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-08 11:17:29,150 WARN L170 areAnnotationChecker]: L297-1 has no Hoare annotation [2020-07-08 11:17:29,150 WARN L170 areAnnotationChecker]: L331-1 has no Hoare annotation [2020-07-08 11:17:29,150 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:17:29,151 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:17:29,151 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-08 11:17:29,151 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 11:17:29,151 WARN L170 areAnnotationChecker]: L411-1 has no Hoare annotation [2020-07-08 11:17:29,151 WARN L170 areAnnotationChecker]: L411-1 has no Hoare annotation [2020-07-08 11:17:29,151 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:17:29,151 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:17:29,151 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-08 11:17:29,151 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-08 11:17:29,151 WARN L170 areAnnotationChecker]: L644 has no Hoare annotation [2020-07-08 11:17:29,152 WARN L170 areAnnotationChecker]: L644 has no Hoare annotation [2020-07-08 11:17:29,152 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-08 11:17:29,152 WARN L170 areAnnotationChecker]: L701 has no Hoare annotation [2020-07-08 11:17:29,152 WARN L170 areAnnotationChecker]: L701 has no Hoare annotation [2020-07-08 11:17:29,152 WARN L170 areAnnotationChecker]: L407 has no Hoare annotation [2020-07-08 11:17:29,152 WARN L170 areAnnotationChecker]: L362 has no Hoare annotation [2020-07-08 11:17:29,152 WARN L170 areAnnotationChecker]: L362 has no Hoare annotation [2020-07-08 11:17:29,152 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-08 11:17:29,152 WARN L170 areAnnotationChecker]: L307-1 has no Hoare annotation [2020-07-08 11:17:29,152 WARN L170 areAnnotationChecker]: L236 has no Hoare annotation [2020-07-08 11:17:29,153 WARN L170 areAnnotationChecker]: L236 has no Hoare annotation [2020-07-08 11:17:29,153 WARN L170 areAnnotationChecker]: L409-1 has no Hoare annotation [2020-07-08 11:17:29,153 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-08 11:17:29,153 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-08 11:17:29,153 WARN L170 areAnnotationChecker]: L162-1 has no Hoare annotation [2020-07-08 11:17:29,153 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-08 11:17:29,153 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-08 11:17:29,153 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-08 11:17:29,153 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-08 11:17:29,154 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-08 11:17:29,154 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-08 11:17:29,154 WARN L170 areAnnotationChecker]: L777 has no Hoare annotation [2020-07-08 11:17:29,154 WARN L170 areAnnotationChecker]: L777 has no Hoare annotation [2020-07-08 11:17:29,154 WARN L170 areAnnotationChecker]: L714-1 has no Hoare annotation [2020-07-08 11:17:29,154 WARN L170 areAnnotationChecker]: L262 has no Hoare annotation [2020-07-08 11:17:29,154 WARN L170 areAnnotationChecker]: L262 has no Hoare annotation [2020-07-08 11:17:29,154 WARN L170 areAnnotationChecker]: L370 has no Hoare annotation [2020-07-08 11:17:29,154 WARN L170 areAnnotationChecker]: L370 has no Hoare annotation [2020-07-08 11:17:29,155 WARN L170 areAnnotationChecker]: L75-1 has no Hoare annotation [2020-07-08 11:17:29,155 WARN L170 areAnnotationChecker]: L303-1 has no Hoare annotation [2020-07-08 11:17:29,155 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-08 11:17:29,155 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-08 11:17:29,155 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-08 11:17:29,155 WARN L170 areAnnotationChecker]: L335-2 has no Hoare annotation [2020-07-08 11:17:29,155 WARN L170 areAnnotationChecker]: L335-2 has no Hoare annotation [2020-07-08 11:17:29,155 WARN L170 areAnnotationChecker]: L335-2 has no Hoare annotation [2020-07-08 11:17:29,155 WARN L170 areAnnotationChecker]: L366 has no Hoare annotation [2020-07-08 11:17:29,156 WARN L170 areAnnotationChecker]: L366 has no Hoare annotation [2020-07-08 11:17:29,156 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-08 11:17:29,156 WARN L170 areAnnotationChecker]: L305-1 has no Hoare annotation [2020-07-08 11:17:29,156 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-08 11:17:29,156 WARN L170 areAnnotationChecker]: L644-1 has no Hoare annotation [2020-07-08 11:17:29,156 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:17:29,156 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:17:29,156 WARN L170 areAnnotationChecker]: L701-1 has no Hoare annotation [2020-07-08 11:17:29,156 WARN L170 areAnnotationChecker]: L409 has no Hoare annotation [2020-07-08 11:17:29,156 WARN L170 areAnnotationChecker]: L409 has no Hoare annotation [2020-07-08 11:17:29,157 WARN L170 areAnnotationChecker]: L363 has no Hoare annotation [2020-07-08 11:17:29,157 WARN L170 areAnnotationChecker]: L363 has no Hoare annotation [2020-07-08 11:17:29,157 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-08 11:17:29,157 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-08 11:17:29,157 WARN L170 areAnnotationChecker]: L309 has no Hoare annotation [2020-07-08 11:17:29,157 WARN L170 areAnnotationChecker]: L309 has no Hoare annotation [2020-07-08 11:17:29,157 WARN L170 areAnnotationChecker]: L236-2 has no Hoare annotation [2020-07-08 11:17:29,157 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 11:17:29,157 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-08 11:17:29,158 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-08 11:17:29,158 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-08 11:17:29,158 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-08 11:17:29,158 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-08 11:17:29,158 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-08 11:17:29,158 WARN L170 areAnnotationChecker]: L780-2 has no Hoare annotation [2020-07-08 11:17:29,158 WARN L170 areAnnotationChecker]: L780-2 has no Hoare annotation [2020-07-08 11:17:29,158 WARN L170 areAnnotationChecker]: L780-2 has no Hoare annotation [2020-07-08 11:17:29,158 WARN L170 areAnnotationChecker]: L819 has no Hoare annotation [2020-07-08 11:17:29,158 WARN L170 areAnnotationChecker]: L819 has no Hoare annotation [2020-07-08 11:17:29,159 WARN L170 areAnnotationChecker]: L262-2 has no Hoare annotation [2020-07-08 11:17:29,159 WARN L170 areAnnotationChecker]: L371 has no Hoare annotation [2020-07-08 11:17:29,159 WARN L170 areAnnotationChecker]: L371 has no Hoare annotation [2020-07-08 11:17:29,159 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-08 11:17:29,159 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-08 11:17:29,159 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-08 11:17:29,159 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-08 11:17:29,160 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,160 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,160 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,160 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,160 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,160 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,160 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,160 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:29,160 WARN L170 areAnnotationChecker]: L303 has no Hoare annotation [2020-07-08 11:17:29,163 WARN L170 areAnnotationChecker]: L303 has no Hoare annotation [2020-07-08 11:17:29,163 WARN L170 areAnnotationChecker]: L350 has no Hoare annotation [2020-07-08 11:17:29,163 WARN L170 areAnnotationChecker]: L336 has no Hoare annotation [2020-07-08 11:17:29,163 WARN L170 areAnnotationChecker]: L367 has no Hoare annotation [2020-07-08 11:17:29,163 WARN L170 areAnnotationChecker]: L367 has no Hoare annotation [2020-07-08 11:17:29,163 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-08 11:17:29,163 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-08 11:17:29,164 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-08 11:17:29,164 WARN L170 areAnnotationChecker]: L796-1 has no Hoare annotation [2020-07-08 11:17:29,164 WARN L170 areAnnotationChecker]: L812-1 has no Hoare annotation [2020-07-08 11:17:29,164 WARN L170 areAnnotationChecker]: L714 has no Hoare annotation [2020-07-08 11:17:29,164 WARN L170 areAnnotationChecker]: L714 has no Hoare annotation [2020-07-08 11:17:29,164 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-08 11:17:29,164 WARN L170 areAnnotationChecker]: L411 has no Hoare annotation [2020-07-08 11:17:29,164 WARN L170 areAnnotationChecker]: L364 has no Hoare annotation [2020-07-08 11:17:29,164 WARN L170 areAnnotationChecker]: L364 has no Hoare annotation [2020-07-08 11:17:29,165 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-08 11:17:29,165 WARN L170 areAnnotationChecker]: L313 has no Hoare annotation [2020-07-08 11:17:29,165 WARN L170 areAnnotationChecker]: L247 has no Hoare annotation [2020-07-08 11:17:29,165 WARN L170 areAnnotationChecker]: L247 has no Hoare annotation [2020-07-08 11:17:29,165 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 11:17:29,165 WARN L170 areAnnotationChecker]: L166 has no Hoare annotation [2020-07-08 11:17:29,165 WARN L170 areAnnotationChecker]: L166 has no Hoare annotation [2020-07-08 11:17:29,165 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-08 11:17:29,165 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-08 11:17:29,165 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-08 11:17:29,166 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-08 11:17:29,166 WARN L170 areAnnotationChecker]: L247-1 has no Hoare annotation [2020-07-08 11:17:29,166 WARN L170 areAnnotationChecker]: L801 has no Hoare annotation [2020-07-08 11:17:29,166 WARN L170 areAnnotationChecker]: L781 has no Hoare annotation [2020-07-08 11:17:29,166 WARN L170 areAnnotationChecker]: L781 has no Hoare annotation [2020-07-08 11:17:29,166 WARN L170 areAnnotationChecker]: L820 has no Hoare annotation [2020-07-08 11:17:29,166 WARN L170 areAnnotationChecker]: L820 has no Hoare annotation [2020-07-08 11:17:29,166 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-08 11:17:29,166 WARN L170 areAnnotationChecker]: L372 has no Hoare annotation [2020-07-08 11:17:29,167 WARN L170 areAnnotationChecker]: L372 has no Hoare annotation [2020-07-08 11:17:29,167 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-08 11:17:29,167 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-08 11:17:29,167 WARN L170 areAnnotationChecker]: L307 has no Hoare annotation [2020-07-08 11:17:29,167 WARN L170 areAnnotationChecker]: L307 has no Hoare annotation [2020-07-08 11:17:29,167 WARN L170 areAnnotationChecker]: L368 has no Hoare annotation [2020-07-08 11:17:29,167 WARN L170 areAnnotationChecker]: L368 has no Hoare annotation [2020-07-08 11:17:29,167 WARN L170 areAnnotationChecker]: L346 has no Hoare annotation [2020-07-08 11:17:29,167 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:17:29,167 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:17:29,168 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-08 11:17:29,168 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-08 11:17:29,168 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-08 11:17:29,168 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-08 11:17:29,168 WARN L170 areAnnotationChecker]: L365 has no Hoare annotation [2020-07-08 11:17:29,168 WARN L170 areAnnotationChecker]: L365 has no Hoare annotation [2020-07-08 11:17:29,168 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-08 11:17:29,168 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-08 11:17:29,168 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-08 11:17:29,169 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-08 11:17:29,169 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-08 11:17:29,169 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-08 11:17:29,169 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-08 11:17:29,169 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-08 11:17:29,169 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-08 11:17:29,169 WARN L170 areAnnotationChecker]: L369 has no Hoare annotation [2020-07-08 11:17:29,169 WARN L170 areAnnotationChecker]: L369 has no Hoare annotation [2020-07-08 11:17:29,169 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-08 11:17:29,169 WARN L170 areAnnotationChecker]: L339-1 has no Hoare annotation [2020-07-08 11:17:29,170 WARN L170 areAnnotationChecker]: L339-1 has no Hoare annotation [2020-07-08 11:17:29,170 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:29,170 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:29,170 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:29,170 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:29,170 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:29,170 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:29,170 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:29,170 WARN L170 areAnnotationChecker]: L796 has no Hoare annotation [2020-07-08 11:17:29,170 WARN L170 areAnnotationChecker]: L796 has no Hoare annotation [2020-07-08 11:17:29,171 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 11:17:29,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 11:17:29 BoogieIcfgContainer [2020-07-08 11:17:29,178 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 11:17:29,181 INFO L168 Benchmark]: Toolchain (without parser) took 61522.19 ms. Allocated memory was 145.2 MB in the beginning and 730.9 MB in the end (delta: 585.6 MB). Free memory was 101.9 MB in the beginning and 121.4 MB in the end (delta: -19.5 MB). Peak memory consumption was 566.1 MB. Max. memory is 7.1 GB. [2020-07-08 11:17:29,183 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-08 11:17:29,184 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.40 ms. Allocated memory was 145.2 MB in the beginning and 200.8 MB in the end (delta: 55.6 MB). Free memory was 101.5 MB in the beginning and 167.0 MB in the end (delta: -65.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2020-07-08 11:17:29,189 INFO L168 Benchmark]: Boogie Preprocessor took 120.87 ms. Allocated memory is still 200.8 MB. Free memory was 167.0 MB in the beginning and 161.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2020-07-08 11:17:29,189 INFO L168 Benchmark]: RCFGBuilder took 1700.18 ms. Allocated memory was 200.8 MB in the beginning and 234.4 MB in the end (delta: 33.6 MB). Free memory was 161.5 MB in the beginning and 92.8 MB in the end (delta: 68.7 MB). Peak memory consumption was 102.3 MB. Max. memory is 7.1 GB. [2020-07-08 11:17:29,191 INFO L168 Benchmark]: TraceAbstraction took 58952.06 ms. Allocated memory was 234.4 MB in the beginning and 730.9 MB in the end (delta: 496.5 MB). Free memory was 92.8 MB in the beginning and 121.4 MB in the end (delta: -28.6 MB). Peak memory consumption was 467.9 MB. Max. memory is 7.1 GB. [2020-07-08 11:17:29,199 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 743.40 ms. Allocated memory was 145.2 MB in the beginning and 200.8 MB in the end (delta: 55.6 MB). Free memory was 101.5 MB in the beginning and 167.0 MB in the end (delta: -65.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.87 ms. Allocated memory is still 200.8 MB. Free memory was 167.0 MB in the beginning and 161.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1700.18 ms. Allocated memory was 200.8 MB in the beginning and 234.4 MB in the end (delta: 33.6 MB). Free memory was 161.5 MB in the beginning and 92.8 MB in the end (delta: 68.7 MB). Peak memory consumption was 102.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 58952.06 ms. Allocated memory was 234.4 MB in the beginning and 730.9 MB in the end (delta: 496.5 MB). Free memory was 92.8 MB in the beginning and 121.4 MB in the end (delta: -28.6 MB). Peak memory consumption was 467.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 556]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L120] int pumpRunning = 0; [L121] int systemActive = 1; [L324] int cleanupTimeShifts = 4; [L423] int waterLevel = 1; [L424] int methaneLevelCritical = 0; [L730] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [\old(cleanupTimeShifts)=172, \old(head)=165, \old(head)=176, \old(methaneLevelCritical)=145, \old(pumpRunning)=136, \old(systemActive)=135, \old(waterLevel)=140, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L400] int retValue_acc ; [L401] 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] [L405] 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] [L406] 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] [L407] 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] [L543] int retValue_acc ; [L546] retValue_acc = 1 [L547] 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] [L407] 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] [L407] tmp = valid_product() [L409] 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] [L411] 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] [L412] 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] [L391] 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] [L441] COND TRUE waterLevel < 2 [L442] 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 FALSE !(\read(tmp___2)) [L89] tmp___1 = __VERIFIER_nondet_int() [L91] COND TRUE \read(tmp___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, tmp=1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L93] CALL stopSystem() 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] [L276] COND FALSE !(\read(pumpRunning)) 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] [L283] systemActive = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L93] RET stopSystem() 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=0, tmp=1, tmp___0=0, tmp___1=1, tmp___2=0, 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=0, waterLevel=2] [L128] 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=0, waterLevel=2] [L135] COND FALSE !(\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=0, waterLevel=2] [L143] 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=0, waterLevel=2] [L291] int tmp ; [L292] int tmp___0 ; [L293] 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=0, waterLevel=2] [L297] 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=0, waterLevel=2] [L462] int retValue_acc ; [L465] retValue_acc = methaneLevelCritical [L466] 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=0, waterLevel=2] [L297] 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=0, waterLevel=2] [L297] tmp = isMethaneLevelCritical() [L299] 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=0, tmp=0, waterLevel=2] [L303] 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=0, waterLevel=2] [L494] int retValue_acc ; [L497] retValue_acc = waterLevel [L498] 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=0, waterLevel=2] [L303] 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=0, tmp=0, waterLevel=2] [L303] tmp___0 = getWaterLevel() [L305] 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=0, tmp=0, tmp___0=2, waterLevel=2] [L307] 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=0, waterLevel=2] [L209] int retValue_acc ; [L212] retValue_acc = pumpRunning [L213] 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=0, waterLevel=2] [L307] 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=0, tmp=0, tmp___0=2, waterLevel=2] [L307] tmp___1 = isPumpRunning() [L309] 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=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L313] 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=0, waterLevel=2] [L556] __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=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 58.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 45.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 451 SDtfs, 703 SDslu, 329 SDs, 0 SdLazy, 1727 SolverSat, 405 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 4.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=441occurred 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: 9.5s AutomataMinimizationTime, 4 MinimizatonAttempts, 186 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 292 NumberOfCodeBlocks, 292 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 61524 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...