/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_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 11:18:50,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 11:18:50,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 11:18:50,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 11:18:50,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 11:18:50,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 11:18:50,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 11:18:50,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 11:18:50,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 11:18:50,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 11:18:50,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 11:18:50,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 11:18:50,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 11:18:50,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 11:18:50,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 11:18:50,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 11:18:50,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 11:18:50,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 11:18:50,109 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 11:18:50,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 11:18:50,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 11:18:50,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 11:18:50,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 11:18:50,116 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 11:18:50,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-08 11:18:50,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-08 11:18:50,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-08 11:18:50,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-08 11:18:50,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-08 11:18:50,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-08 11:18:50,121 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 11:18:50,122 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 11:18:50,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 11:18:50,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 11:18:50,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 11:18:50,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 11:18:50,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 11:18:50,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 11:18:50,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 11:18:50,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 11:18:50,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 11:18:50,127 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 11:18:50,142 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 11:18:50,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 11:18:50,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 11:18:50,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 11:18:50,144 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 11:18:50,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 11:18:50,144 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 11:18:50,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 11:18:50,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 11:18:50,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 11:18:50,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 11:18:50,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 11:18:50,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 11:18:50,145 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 11:18:50,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 11:18:50,145 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 11:18:50,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 11:18:50,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 11:18:50,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 11:18:50,146 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 11:18:50,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 11:18:50,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:18:50,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 11:18:50,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 11:18:50,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 11:18:50,147 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 11:18:50,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 11:18:50,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 11:18:50,148 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 11:18:50,148 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 11:18:50,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 11:18:50,434 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 11:18:50,436 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 11:18:50,438 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 11:18:50,438 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 11:18:50,438 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product59.cil.c [2020-07-08 11:18:50,500 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6be2d2c39/8d1101709924459e8cb2ba0b8054f280/FLAG0686bed05 [2020-07-08 11:18:51,032 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 11:18:51,035 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product59.cil.c [2020-07-08 11:18:51,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6be2d2c39/8d1101709924459e8cb2ba0b8054f280/FLAG0686bed05 [2020-07-08 11:18:51,303 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6be2d2c39/8d1101709924459e8cb2ba0b8054f280 [2020-07-08 11:18:51,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 11:18:51,314 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 11:18:51,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 11:18:51,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 11:18:51,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 11:18:51,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:18:51" (1/1) ... [2020-07-08 11:18:51,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@184dcd65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:18:51, skipping insertion in model container [2020-07-08 11:18:51,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:18:51" (1/1) ... [2020-07-08 11:18:51,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 11:18:51,402 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 11:18:51,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:18:51,898 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 11:18:52,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:18:52,067 INFO L208 MainTranslator]: Completed translation [2020-07-08 11:18:52,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:18:52 WrapperNode [2020-07-08 11:18:52,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 11:18:52,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 11:18:52,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 11:18:52,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 11:18:52,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:18:52" (1/1) ... [2020-07-08 11:18:52,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:18:52" (1/1) ... [2020-07-08 11:18:52,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:18:52" (1/1) ... [2020-07-08 11:18:52,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:18:52" (1/1) ... [2020-07-08 11:18:52,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:18:52" (1/1) ... [2020-07-08 11:18:52,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:18:52" (1/1) ... [2020-07-08 11:18:52,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:18:52" (1/1) ... [2020-07-08 11:18:52,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 11:18:52,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 11:18:52,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 11:18:52,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 11:18:52,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:18:52" (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 11:18:52,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 11:18:52,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 11:18:52,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-08 11:18:52,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-08 11:18:52,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-08 11:18:52,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-08 11:18:52,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-08 11:18:52,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-08 11:18:52,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-08 11:18:52,292 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-08 11:18:52,292 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-08 11:18:52,292 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-08 11:18:52,293 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-08 11:18:52,294 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-08 11:18:52,294 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-08 11:18:52,295 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-08 11:18:52,295 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-08 11:18:52,295 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-08 11:18:52,295 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-08 11:18:52,295 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-08 11:18:52,295 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-08 11:18:52,296 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 11:18:52,296 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-08 11:18:52,296 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-08 11:18:52,296 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-08 11:18:52,297 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-08 11:18:52,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:18:52,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-08 11:18:52,297 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-08 11:18:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-08 11:18:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-08 11:18:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-08 11:18:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-08 11:18:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-08 11:18:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-08 11:18:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-08 11:18:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-08 11:18:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-08 11:18:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-08 11:18:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-08 11:18:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-08 11:18:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-08 11:18:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 11:18:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 11:18:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-08 11:18:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-08 11:18:52,301 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-08 11:18:52,302 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-08 11:18:52,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-08 11:18:52,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-08 11:18:52,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-08 11:18:52,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 11:18:52,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-08 11:18:52,302 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-08 11:18:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 11:18:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-08 11:18:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-08 11:18:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 11:18:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-08 11:18:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-08 11:18:52,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 11:18:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-08 11:18:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-08 11:18:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-08 11:18:52,304 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-08 11:18:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-08 11:18:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-08 11:18:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-08 11:18:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-08 11:18:52,305 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-08 11:18:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-08 11:18:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-08 11:18:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-08 11:18:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-08 11:18:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-08 11:18:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-08 11:18:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-08 11:18:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-08 11:18:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-08 11:18:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-08 11:18:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 11:18:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-08 11:18:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-08 11:18:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-08 11:18:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:18:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-08 11:18:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-08 11:18:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-08 11:18:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-08 11:18:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-08 11:18:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-08 11:18:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-08 11:18:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-08 11:18:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-08 11:18:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-08 11:18:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 11:18:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-08 11:18:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 11:18:54,041 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 11:18:54,042 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-08 11:18:54,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:18:54 BoogieIcfgContainer [2020-07-08 11:18:54,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 11:18:54,049 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 11:18:54,049 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 11:18:54,052 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 11:18:54,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 11:18:51" (1/3) ... [2020-07-08 11:18:54,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c9a340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:18:54, skipping insertion in model container [2020-07-08 11:18:54,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:18:52" (2/3) ... [2020-07-08 11:18:54,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c9a340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:18:54, skipping insertion in model container [2020-07-08 11:18:54,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:18:54" (3/3) ... [2020-07-08 11:18:54,057 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product59.cil.c [2020-07-08 11:18:54,067 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 11:18:54,075 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 11:18:54,090 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 11:18:54,116 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 11:18:54,116 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 11:18:54,116 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 11:18:54,116 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 11:18:54,117 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 11:18:54,117 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 11:18:54,117 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 11:18:54,117 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 11:18:54,142 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2020-07-08 11:18:54,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-08 11:18:54,153 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:18:54,155 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 11:18:54,155 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:18:54,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:18:54,162 INFO L82 PathProgramCache]: Analyzing trace with hash 2059475727, now seen corresponding path program 1 times [2020-07-08 11:18:54,187 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:18:54,188 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248993111] [2020-07-08 11:18:54,188 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:18:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:18:54,934 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:18:54,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:18:55,031 INFO L280 TraceCheckUtils]: 0: Hoare triple {221#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {198#true} is VALID [2020-07-08 11:18:55,031 INFO L280 TraceCheckUtils]: 1: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,032 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {198#true} {198#true} #559#return; {198#true} is VALID [2020-07-08 11:18:55,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:18:55,053 INFO L280 TraceCheckUtils]: 0: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,053 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {198#true} {198#true} #455#return; {198#true} is VALID [2020-07-08 11:18:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:18:55,058 INFO L280 TraceCheckUtils]: 0: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,059 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {198#true} {198#true} #457#return; {198#true} is VALID [2020-07-08 11:18:55,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:18:55,066 INFO L280 TraceCheckUtils]: 0: Hoare triple {198#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {198#true} is VALID [2020-07-08 11:18:55,067 INFO L280 TraceCheckUtils]: 1: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,067 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {198#true} {198#true} #459#return; {198#true} is VALID [2020-07-08 11:18:55,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:18:55,075 INFO L280 TraceCheckUtils]: 0: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,076 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {198#true} {198#true} #461#return; {198#true} is VALID [2020-07-08 11:18:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:18:55,082 INFO L280 TraceCheckUtils]: 0: Hoare triple {198#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {198#true} is VALID [2020-07-08 11:18:55,082 INFO L280 TraceCheckUtils]: 1: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,083 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {198#true} {199#false} #551#return; {199#false} is VALID [2020-07-08 11:18:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:18:55,091 INFO L280 TraceCheckUtils]: 0: Hoare triple {198#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {198#true} is VALID [2020-07-08 11:18:55,092 INFO L280 TraceCheckUtils]: 1: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,092 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {198#true} {199#false} #553#return; {199#false} is VALID [2020-07-08 11:18:55,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:18:55,101 INFO L280 TraceCheckUtils]: 0: Hoare triple {198#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {198#true} is VALID [2020-07-08 11:18:55,101 INFO L280 TraceCheckUtils]: 1: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,102 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {198#true} {199#false} #555#return; {199#false} is VALID [2020-07-08 11:18:55,109 INFO L263 TraceCheckUtils]: 0: Hoare triple {198#true} call ULTIMATE.init(); {221#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 11:18:55,109 INFO L280 TraceCheckUtils]: 1: Hoare triple {221#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {198#true} is VALID [2020-07-08 11:18:55,110 INFO L280 TraceCheckUtils]: 2: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,110 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {198#true} {198#true} #559#return; {198#true} is VALID [2020-07-08 11:18:55,110 INFO L263 TraceCheckUtils]: 4: Hoare triple {198#true} call #t~ret76 := main(); {198#true} is VALID [2020-07-08 11:18:55,111 INFO L280 TraceCheckUtils]: 5: Hoare triple {198#true} havoc ~retValue_acc~7;havoc ~tmp~3; {198#true} is VALID [2020-07-08 11:18:55,111 INFO L263 TraceCheckUtils]: 6: Hoare triple {198#true} call select_helpers(); {198#true} is VALID [2020-07-08 11:18:55,111 INFO L280 TraceCheckUtils]: 7: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,112 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {198#true} {198#true} #455#return; {198#true} is VALID [2020-07-08 11:18:55,112 INFO L263 TraceCheckUtils]: 9: Hoare triple {198#true} call select_features(); {198#true} is VALID [2020-07-08 11:18:55,112 INFO L280 TraceCheckUtils]: 10: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,113 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {198#true} {198#true} #457#return; {198#true} is VALID [2020-07-08 11:18:55,113 INFO L263 TraceCheckUtils]: 12: Hoare triple {198#true} call #t~ret45 := valid_product(); {198#true} is VALID [2020-07-08 11:18:55,113 INFO L280 TraceCheckUtils]: 13: Hoare triple {198#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {198#true} is VALID [2020-07-08 11:18:55,114 INFO L280 TraceCheckUtils]: 14: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,114 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {198#true} {198#true} #459#return; {198#true} is VALID [2020-07-08 11:18:55,114 INFO L280 TraceCheckUtils]: 16: Hoare triple {198#true} assume -2147483648 <= #t~ret45 && #t~ret45 <= 2147483647;~tmp~3 := #t~ret45;havoc #t~ret45; {198#true} is VALID [2020-07-08 11:18:55,115 INFO L280 TraceCheckUtils]: 17: Hoare triple {198#true} assume 0 != ~tmp~3; {198#true} is VALID [2020-07-08 11:18:55,115 INFO L263 TraceCheckUtils]: 18: Hoare triple {198#true} call setup(); {198#true} is VALID [2020-07-08 11:18:55,116 INFO L280 TraceCheckUtils]: 19: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,116 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {198#true} {198#true} #461#return; {198#true} is VALID [2020-07-08 11:18:55,116 INFO L263 TraceCheckUtils]: 21: Hoare triple {198#true} call runTest(); {198#true} is VALID [2020-07-08 11:18:55,117 INFO L263 TraceCheckUtils]: 22: Hoare triple {198#true} call test(); {198#true} is VALID [2020-07-08 11:18:55,117 INFO L280 TraceCheckUtils]: 23: Hoare triple {198#true} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {198#true} is VALID [2020-07-08 11:18:55,118 INFO L280 TraceCheckUtils]: 24: Hoare triple {198#true} assume !true; {199#false} is VALID [2020-07-08 11:18:55,119 INFO L263 TraceCheckUtils]: 25: Hoare triple {199#false} call cleanup(); {199#false} is VALID [2020-07-08 11:18:55,119 INFO L280 TraceCheckUtils]: 26: Hoare triple {199#false} havoc ~i~0;havoc ~__cil_tmp2~0; {199#false} is VALID [2020-07-08 11:18:55,119 INFO L263 TraceCheckUtils]: 27: Hoare triple {199#false} call timeShift(); {199#false} is VALID [2020-07-08 11:18:55,120 INFO L280 TraceCheckUtils]: 28: Hoare triple {199#false} assume !(0 != ~pumpRunning~0); {199#false} is VALID [2020-07-08 11:18:55,120 INFO L280 TraceCheckUtils]: 29: Hoare triple {199#false} assume !(0 != ~systemActive~0); {199#false} is VALID [2020-07-08 11:18:55,120 INFO L263 TraceCheckUtils]: 30: Hoare triple {199#false} call __utac_acc__Specification3_spec__1(); {199#false} is VALID [2020-07-08 11:18:55,121 INFO L280 TraceCheckUtils]: 31: Hoare triple {199#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {199#false} is VALID [2020-07-08 11:18:55,121 INFO L263 TraceCheckUtils]: 32: Hoare triple {199#false} call #t~ret47 := isMethaneLevelCritical(); {198#true} is VALID [2020-07-08 11:18:55,126 INFO L280 TraceCheckUtils]: 33: Hoare triple {198#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {198#true} is VALID [2020-07-08 11:18:55,127 INFO L280 TraceCheckUtils]: 34: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,127 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {198#true} {199#false} #551#return; {199#false} is VALID [2020-07-08 11:18:55,128 INFO L280 TraceCheckUtils]: 36: Hoare triple {199#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {199#false} is VALID [2020-07-08 11:18:55,128 INFO L280 TraceCheckUtils]: 37: Hoare triple {199#false} assume !(0 != ~tmp~4); {199#false} is VALID [2020-07-08 11:18:55,128 INFO L263 TraceCheckUtils]: 38: Hoare triple {199#false} call #t~ret48 := getWaterLevel(); {198#true} is VALID [2020-07-08 11:18:55,129 INFO L280 TraceCheckUtils]: 39: Hoare triple {198#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {198#true} is VALID [2020-07-08 11:18:55,129 INFO L280 TraceCheckUtils]: 40: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,130 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {198#true} {199#false} #553#return; {199#false} is VALID [2020-07-08 11:18:55,130 INFO L280 TraceCheckUtils]: 42: Hoare triple {199#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {199#false} is VALID [2020-07-08 11:18:55,131 INFO L280 TraceCheckUtils]: 43: Hoare triple {199#false} assume 2 == ~tmp___0~0; {199#false} is VALID [2020-07-08 11:18:55,131 INFO L263 TraceCheckUtils]: 44: Hoare triple {199#false} call #t~ret49 := isPumpRunning(); {198#true} is VALID [2020-07-08 11:18:55,134 INFO L280 TraceCheckUtils]: 45: Hoare triple {198#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {198#true} is VALID [2020-07-08 11:18:55,134 INFO L280 TraceCheckUtils]: 46: Hoare triple {198#true} assume true; {198#true} is VALID [2020-07-08 11:18:55,134 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {198#true} {199#false} #555#return; {199#false} is VALID [2020-07-08 11:18:55,135 INFO L280 TraceCheckUtils]: 48: Hoare triple {199#false} assume -2147483648 <= #t~ret49 && #t~ret49 <= 2147483647;~tmp___1~0 := #t~ret49;havoc #t~ret49; {199#false} is VALID [2020-07-08 11:18:55,135 INFO L280 TraceCheckUtils]: 49: Hoare triple {199#false} assume !(0 != ~tmp___1~0); {199#false} is VALID [2020-07-08 11:18:55,135 INFO L263 TraceCheckUtils]: 50: Hoare triple {199#false} call __automaton_fail(); {199#false} is VALID [2020-07-08 11:18:55,136 INFO L280 TraceCheckUtils]: 51: Hoare triple {199#false} assume !false; {199#false} is VALID [2020-07-08 11:18:55,149 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 11:18:55,150 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248993111] [2020-07-08 11:18:55,151 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:18:55,152 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-08 11:18:55,153 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031774044] [2020-07-08 11:18:55,163 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:18:55,169 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:18:55,173 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-08 11:18:55,283 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 11:18:55,284 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-08 11:18:55,284 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:18:55,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-08 11:18:55,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:18:55,296 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 3 states. [2020-07-08 11:19:00,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:19:00,575 INFO L93 Difference]: Finished difference Result 349 states and 451 transitions. [2020-07-08 11:19:00,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-08 11:19:00,575 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:19:00,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:19:00,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:19:00,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 451 transitions. [2020-07-08 11:19:00,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:19:00,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 451 transitions. [2020-07-08 11:19:00,635 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 451 transitions. [2020-07-08 11:19:02,184 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 451 edges. 451 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:19:02,210 INFO L225 Difference]: With dead ends: 349 [2020-07-08 11:19:02,211 INFO L226 Difference]: Without dead ends: 188 [2020-07-08 11:19:02,216 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 11:19:02,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-07-08 11:19:03,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 152. [2020-07-08 11:19:03,893 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:19:03,893 INFO L82 GeneralOperation]: Start isEquivalent. First operand 188 states. Second operand 152 states. [2020-07-08 11:19:03,894 INFO L74 IsIncluded]: Start isIncluded. First operand 188 states. Second operand 152 states. [2020-07-08 11:19:03,894 INFO L87 Difference]: Start difference. First operand 188 states. Second operand 152 states. [2020-07-08 11:19:03,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:19:03,932 INFO L93 Difference]: Finished difference Result 188 states and 235 transitions. [2020-07-08 11:19:03,932 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 235 transitions. [2020-07-08 11:19:03,942 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:19:03,942 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:19:03,942 INFO L74 IsIncluded]: Start isIncluded. First operand 152 states. Second operand 188 states. [2020-07-08 11:19:03,942 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 188 states. [2020-07-08 11:19:03,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:19:03,959 INFO L93 Difference]: Finished difference Result 188 states and 235 transitions. [2020-07-08 11:19:03,959 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 235 transitions. [2020-07-08 11:19:03,967 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:19:03,968 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:19:03,968 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:19:03,968 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:19:03,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-07-08 11:19:03,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 179 transitions. [2020-07-08 11:19:03,978 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 179 transitions. Word has length 52 [2020-07-08 11:19:03,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:19:03,979 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 179 transitions. [2020-07-08 11:19:03,979 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-08 11:19:03,979 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 179 transitions. [2020-07-08 11:19:03,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-08 11:19:03,981 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:19:03,981 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 11:19:03,982 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 11:19:03,982 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:19:03,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:19:03,982 INFO L82 PathProgramCache]: Analyzing trace with hash 342362752, now seen corresponding path program 1 times [2020-07-08 11:19:03,983 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:19:03,983 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836780599] [2020-07-08 11:19:03,983 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:19:04,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:04,359 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:19:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:04,424 INFO L280 TraceCheckUtils]: 0: Hoare triple {1324#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {1300#true} is VALID [2020-07-08 11:19:04,425 INFO L280 TraceCheckUtils]: 1: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,425 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1300#true} {1300#true} #559#return; {1300#true} is VALID [2020-07-08 11:19:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:04,428 INFO L280 TraceCheckUtils]: 0: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,429 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1300#true} {1300#true} #455#return; {1300#true} is VALID [2020-07-08 11:19:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:04,431 INFO L280 TraceCheckUtils]: 0: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,432 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1300#true} {1300#true} #457#return; {1300#true} is VALID [2020-07-08 11:19:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:04,440 INFO L280 TraceCheckUtils]: 0: Hoare triple {1300#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {1300#true} is VALID [2020-07-08 11:19:04,441 INFO L280 TraceCheckUtils]: 1: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,441 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1300#true} {1300#true} #459#return; {1300#true} is VALID [2020-07-08 11:19:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:04,447 INFO L280 TraceCheckUtils]: 0: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,448 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1300#true} {1300#true} #461#return; {1300#true} is VALID [2020-07-08 11:19:04,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:04,451 INFO L280 TraceCheckUtils]: 0: Hoare triple {1300#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1300#true} is VALID [2020-07-08 11:19:04,452 INFO L280 TraceCheckUtils]: 1: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,452 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1300#true} {1301#false} #551#return; {1301#false} is VALID [2020-07-08 11:19:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:04,456 INFO L280 TraceCheckUtils]: 0: Hoare triple {1300#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1300#true} is VALID [2020-07-08 11:19:04,456 INFO L280 TraceCheckUtils]: 1: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,457 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1300#true} {1301#false} #553#return; {1301#false} is VALID [2020-07-08 11:19:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:04,460 INFO L280 TraceCheckUtils]: 0: Hoare triple {1300#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {1300#true} is VALID [2020-07-08 11:19:04,460 INFO L280 TraceCheckUtils]: 1: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,461 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1300#true} {1301#false} #555#return; {1301#false} is VALID [2020-07-08 11:19:04,466 INFO L263 TraceCheckUtils]: 0: Hoare triple {1300#true} call ULTIMATE.init(); {1324#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 11:19:04,467 INFO L280 TraceCheckUtils]: 1: Hoare triple {1324#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {1300#true} is VALID [2020-07-08 11:19:04,467 INFO L280 TraceCheckUtils]: 2: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,467 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1300#true} {1300#true} #559#return; {1300#true} is VALID [2020-07-08 11:19:04,468 INFO L263 TraceCheckUtils]: 4: Hoare triple {1300#true} call #t~ret76 := main(); {1300#true} is VALID [2020-07-08 11:19:04,468 INFO L280 TraceCheckUtils]: 5: Hoare triple {1300#true} havoc ~retValue_acc~7;havoc ~tmp~3; {1300#true} is VALID [2020-07-08 11:19:04,468 INFO L263 TraceCheckUtils]: 6: Hoare triple {1300#true} call select_helpers(); {1300#true} is VALID [2020-07-08 11:19:04,469 INFO L280 TraceCheckUtils]: 7: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,469 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1300#true} {1300#true} #455#return; {1300#true} is VALID [2020-07-08 11:19:04,469 INFO L263 TraceCheckUtils]: 9: Hoare triple {1300#true} call select_features(); {1300#true} is VALID [2020-07-08 11:19:04,470 INFO L280 TraceCheckUtils]: 10: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,470 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1300#true} {1300#true} #457#return; {1300#true} is VALID [2020-07-08 11:19:04,470 INFO L263 TraceCheckUtils]: 12: Hoare triple {1300#true} call #t~ret45 := valid_product(); {1300#true} is VALID [2020-07-08 11:19:04,471 INFO L280 TraceCheckUtils]: 13: Hoare triple {1300#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {1300#true} is VALID [2020-07-08 11:19:04,471 INFO L280 TraceCheckUtils]: 14: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,471 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1300#true} {1300#true} #459#return; {1300#true} is VALID [2020-07-08 11:19:04,472 INFO L280 TraceCheckUtils]: 16: Hoare triple {1300#true} assume -2147483648 <= #t~ret45 && #t~ret45 <= 2147483647;~tmp~3 := #t~ret45;havoc #t~ret45; {1300#true} is VALID [2020-07-08 11:19:04,472 INFO L280 TraceCheckUtils]: 17: Hoare triple {1300#true} assume 0 != ~tmp~3; {1300#true} is VALID [2020-07-08 11:19:04,472 INFO L263 TraceCheckUtils]: 18: Hoare triple {1300#true} call setup(); {1300#true} is VALID [2020-07-08 11:19:04,473 INFO L280 TraceCheckUtils]: 19: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,473 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1300#true} {1300#true} #461#return; {1300#true} is VALID [2020-07-08 11:19:04,473 INFO L263 TraceCheckUtils]: 21: Hoare triple {1300#true} call runTest(); {1300#true} is VALID [2020-07-08 11:19:04,474 INFO L263 TraceCheckUtils]: 22: Hoare triple {1300#true} call test(); {1300#true} is VALID [2020-07-08 11:19:04,475 INFO L280 TraceCheckUtils]: 23: Hoare triple {1300#true} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1314#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:19:04,475 INFO L280 TraceCheckUtils]: 24: Hoare triple {1314#(= 0 test_~splverifierCounter~0)} assume !false; {1314#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:19:04,476 INFO L280 TraceCheckUtils]: 25: Hoare triple {1314#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1301#false} is VALID [2020-07-08 11:19:04,476 INFO L263 TraceCheckUtils]: 26: Hoare triple {1301#false} call cleanup(); {1301#false} is VALID [2020-07-08 11:19:04,477 INFO L280 TraceCheckUtils]: 27: Hoare triple {1301#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1301#false} is VALID [2020-07-08 11:19:04,477 INFO L263 TraceCheckUtils]: 28: Hoare triple {1301#false} call timeShift(); {1301#false} is VALID [2020-07-08 11:19:04,477 INFO L280 TraceCheckUtils]: 29: Hoare triple {1301#false} assume !(0 != ~pumpRunning~0); {1301#false} is VALID [2020-07-08 11:19:04,478 INFO L280 TraceCheckUtils]: 30: Hoare triple {1301#false} assume !(0 != ~systemActive~0); {1301#false} is VALID [2020-07-08 11:19:04,478 INFO L263 TraceCheckUtils]: 31: Hoare triple {1301#false} call __utac_acc__Specification3_spec__1(); {1301#false} is VALID [2020-07-08 11:19:04,478 INFO L280 TraceCheckUtils]: 32: Hoare triple {1301#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {1301#false} is VALID [2020-07-08 11:19:04,478 INFO L263 TraceCheckUtils]: 33: Hoare triple {1301#false} call #t~ret47 := isMethaneLevelCritical(); {1300#true} is VALID [2020-07-08 11:19:04,479 INFO L280 TraceCheckUtils]: 34: Hoare triple {1300#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {1300#true} is VALID [2020-07-08 11:19:04,479 INFO L280 TraceCheckUtils]: 35: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,479 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1300#true} {1301#false} #551#return; {1301#false} is VALID [2020-07-08 11:19:04,479 INFO L280 TraceCheckUtils]: 37: Hoare triple {1301#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {1301#false} is VALID [2020-07-08 11:19:04,480 INFO L280 TraceCheckUtils]: 38: Hoare triple {1301#false} assume !(0 != ~tmp~4); {1301#false} is VALID [2020-07-08 11:19:04,480 INFO L263 TraceCheckUtils]: 39: Hoare triple {1301#false} call #t~ret48 := getWaterLevel(); {1300#true} is VALID [2020-07-08 11:19:04,480 INFO L280 TraceCheckUtils]: 40: Hoare triple {1300#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1300#true} is VALID [2020-07-08 11:19:04,481 INFO L280 TraceCheckUtils]: 41: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,481 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1300#true} {1301#false} #553#return; {1301#false} is VALID [2020-07-08 11:19:04,481 INFO L280 TraceCheckUtils]: 43: Hoare triple {1301#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {1301#false} is VALID [2020-07-08 11:19:04,481 INFO L280 TraceCheckUtils]: 44: Hoare triple {1301#false} assume 2 == ~tmp___0~0; {1301#false} is VALID [2020-07-08 11:19:04,482 INFO L263 TraceCheckUtils]: 45: Hoare triple {1301#false} call #t~ret49 := isPumpRunning(); {1300#true} is VALID [2020-07-08 11:19:04,482 INFO L280 TraceCheckUtils]: 46: Hoare triple {1300#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {1300#true} is VALID [2020-07-08 11:19:04,482 INFO L280 TraceCheckUtils]: 47: Hoare triple {1300#true} assume true; {1300#true} is VALID [2020-07-08 11:19:04,482 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1300#true} {1301#false} #555#return; {1301#false} is VALID [2020-07-08 11:19:04,483 INFO L280 TraceCheckUtils]: 49: Hoare triple {1301#false} assume -2147483648 <= #t~ret49 && #t~ret49 <= 2147483647;~tmp___1~0 := #t~ret49;havoc #t~ret49; {1301#false} is VALID [2020-07-08 11:19:04,483 INFO L280 TraceCheckUtils]: 50: Hoare triple {1301#false} assume !(0 != ~tmp___1~0); {1301#false} is VALID [2020-07-08 11:19:04,483 INFO L263 TraceCheckUtils]: 51: Hoare triple {1301#false} call __automaton_fail(); {1301#false} is VALID [2020-07-08 11:19:04,483 INFO L280 TraceCheckUtils]: 52: Hoare triple {1301#false} assume !false; {1301#false} is VALID [2020-07-08 11:19:04,490 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 11:19:04,490 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836780599] [2020-07-08 11:19:04,491 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:19:04,491 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 11:19:04,491 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998939828] [2020-07-08 11:19:04,493 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:19:04,493 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:19:04,494 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 11:19:04,556 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 11:19:04,557 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 11:19:04,557 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:19:04,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 11:19:04,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 11:19:04,558 INFO L87 Difference]: Start difference. First operand 152 states and 179 transitions. Second operand 4 states. [2020-07-08 11:19:05,768 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:19:10,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:19:10,014 INFO L93 Difference]: Finished difference Result 276 states and 334 transitions. [2020-07-08 11:19:10,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 11:19:10,015 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:19:10,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:19:10,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:19:10,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 334 transitions. [2020-07-08 11:19:10,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:19:10,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 334 transitions. [2020-07-08 11:19:10,032 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 334 transitions. [2020-07-08 11:19:11,168 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 334 edges. 334 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:19:11,176 INFO L225 Difference]: With dead ends: 276 [2020-07-08 11:19:11,176 INFO L226 Difference]: Without dead ends: 172 [2020-07-08 11:19:11,178 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 11:19:11,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2020-07-08 11:19:12,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 143. [2020-07-08 11:19:12,694 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:19:12,694 INFO L82 GeneralOperation]: Start isEquivalent. First operand 172 states. Second operand 143 states. [2020-07-08 11:19:12,694 INFO L74 IsIncluded]: Start isIncluded. First operand 172 states. Second operand 143 states. [2020-07-08 11:19:12,695 INFO L87 Difference]: Start difference. First operand 172 states. Second operand 143 states. [2020-07-08 11:19:12,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:19:12,706 INFO L93 Difference]: Finished difference Result 172 states and 211 transitions. [2020-07-08 11:19:12,706 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 211 transitions. [2020-07-08 11:19:12,707 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:19:12,707 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:19:12,707 INFO L74 IsIncluded]: Start isIncluded. First operand 143 states. Second operand 172 states. [2020-07-08 11:19:12,708 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 172 states. [2020-07-08 11:19:12,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:19:12,718 INFO L93 Difference]: Finished difference Result 172 states and 211 transitions. [2020-07-08 11:19:12,721 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 211 transitions. [2020-07-08 11:19:12,723 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:19:12,723 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:19:12,724 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:19:12,724 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:19:12,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-07-08 11:19:12,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 167 transitions. [2020-07-08 11:19:12,732 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 167 transitions. Word has length 53 [2020-07-08 11:19:12,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:19:12,734 INFO L479 AbstractCegarLoop]: Abstraction has 143 states and 167 transitions. [2020-07-08 11:19:12,735 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 11:19:12,735 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 167 transitions. [2020-07-08 11:19:12,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-08 11:19:12,739 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:19:12,740 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 11:19:12,740 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 11:19:12,740 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:19:12,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:19:12,740 INFO L82 PathProgramCache]: Analyzing trace with hash -970398275, now seen corresponding path program 1 times [2020-07-08 11:19:12,741 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:19:12,741 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523310872] [2020-07-08 11:19:12,741 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:19:12,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:13,202 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:19:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:13,281 INFO L280 TraceCheckUtils]: 0: Hoare triple {2293#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:19:13,282 INFO L280 TraceCheckUtils]: 1: Hoare triple {2271#(= 1 ~systemActive~0)} assume true; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:19:13,283 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2271#(= 1 ~systemActive~0)} {2266#true} #559#return; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:19:13,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:13,286 INFO L280 TraceCheckUtils]: 0: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-08 11:19:13,287 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2266#true} {2271#(= 1 ~systemActive~0)} #455#return; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:19:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:13,290 INFO L280 TraceCheckUtils]: 0: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-08 11:19:13,290 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2266#true} {2271#(= 1 ~systemActive~0)} #457#return; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:19:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:13,332 INFO L280 TraceCheckUtils]: 0: Hoare triple {2266#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {2294#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:19:13,333 INFO L280 TraceCheckUtils]: 1: Hoare triple {2294#(= 1 |valid_product_#res|)} assume true; {2294#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:19:13,334 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2294#(= 1 |valid_product_#res|)} {2271#(= 1 ~systemActive~0)} #459#return; {2279#(= |main_#t~ret45| ~systemActive~0)} is VALID [2020-07-08 11:19:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:13,339 INFO L280 TraceCheckUtils]: 0: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-08 11:19:13,340 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2266#true} {2281#(not (= 0 ~systemActive~0))} #461#return; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:13,345 INFO L280 TraceCheckUtils]: 0: Hoare triple {2266#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {2266#true} is VALID [2020-07-08 11:19:13,345 INFO L280 TraceCheckUtils]: 1: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-08 11:19:13,346 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2266#true} {2267#false} #551#return; {2267#false} is VALID [2020-07-08 11:19:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:13,350 INFO L280 TraceCheckUtils]: 0: Hoare triple {2266#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {2266#true} is VALID [2020-07-08 11:19:13,351 INFO L280 TraceCheckUtils]: 1: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-08 11:19:13,351 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2266#true} {2267#false} #553#return; {2267#false} is VALID [2020-07-08 11:19:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:13,354 INFO L280 TraceCheckUtils]: 0: Hoare triple {2266#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {2266#true} is VALID [2020-07-08 11:19:13,354 INFO L280 TraceCheckUtils]: 1: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-08 11:19:13,354 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2266#true} {2267#false} #555#return; {2267#false} is VALID [2020-07-08 11:19:13,361 INFO L263 TraceCheckUtils]: 0: Hoare triple {2266#true} call ULTIMATE.init(); {2293#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 11:19:13,367 INFO L280 TraceCheckUtils]: 1: Hoare triple {2293#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:19:13,368 INFO L280 TraceCheckUtils]: 2: Hoare triple {2271#(= 1 ~systemActive~0)} assume true; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:19:13,369 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2271#(= 1 ~systemActive~0)} {2266#true} #559#return; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:19:13,369 INFO L263 TraceCheckUtils]: 4: Hoare triple {2271#(= 1 ~systemActive~0)} call #t~ret76 := main(); {2271#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:19:13,370 INFO L280 TraceCheckUtils]: 5: Hoare triple {2271#(= 1 ~systemActive~0)} havoc ~retValue_acc~7;havoc ~tmp~3; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:19:13,370 INFO L263 TraceCheckUtils]: 6: Hoare triple {2271#(= 1 ~systemActive~0)} call select_helpers(); {2266#true} is VALID [2020-07-08 11:19:13,370 INFO L280 TraceCheckUtils]: 7: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-08 11:19:13,374 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2266#true} {2271#(= 1 ~systemActive~0)} #455#return; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:19:13,374 INFO L263 TraceCheckUtils]: 9: Hoare triple {2271#(= 1 ~systemActive~0)} call select_features(); {2266#true} is VALID [2020-07-08 11:19:13,374 INFO L280 TraceCheckUtils]: 10: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-08 11:19:13,375 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2266#true} {2271#(= 1 ~systemActive~0)} #457#return; {2271#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:19:13,375 INFO L263 TraceCheckUtils]: 12: Hoare triple {2271#(= 1 ~systemActive~0)} call #t~ret45 := valid_product(); {2266#true} is VALID [2020-07-08 11:19:13,376 INFO L280 TraceCheckUtils]: 13: Hoare triple {2266#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {2294#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:19:13,377 INFO L280 TraceCheckUtils]: 14: Hoare triple {2294#(= 1 |valid_product_#res|)} assume true; {2294#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:19:13,378 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2294#(= 1 |valid_product_#res|)} {2271#(= 1 ~systemActive~0)} #459#return; {2279#(= |main_#t~ret45| ~systemActive~0)} is VALID [2020-07-08 11:19:13,378 INFO L280 TraceCheckUtils]: 16: Hoare triple {2279#(= |main_#t~ret45| ~systemActive~0)} assume -2147483648 <= #t~ret45 && #t~ret45 <= 2147483647;~tmp~3 := #t~ret45;havoc #t~ret45; {2280#(= main_~tmp~3 ~systemActive~0)} is VALID [2020-07-08 11:19:13,379 INFO L280 TraceCheckUtils]: 17: Hoare triple {2280#(= main_~tmp~3 ~systemActive~0)} assume 0 != ~tmp~3; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,379 INFO L263 TraceCheckUtils]: 18: Hoare triple {2281#(not (= 0 ~systemActive~0))} call setup(); {2266#true} is VALID [2020-07-08 11:19:13,380 INFO L280 TraceCheckUtils]: 19: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-08 11:19:13,382 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2266#true} {2281#(not (= 0 ~systemActive~0))} #461#return; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,382 INFO L263 TraceCheckUtils]: 21: Hoare triple {2281#(not (= 0 ~systemActive~0))} call runTest(); {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,383 INFO L263 TraceCheckUtils]: 22: Hoare triple {2281#(not (= 0 ~systemActive~0))} call test(); {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,383 INFO L280 TraceCheckUtils]: 23: Hoare triple {2281#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,387 INFO L280 TraceCheckUtils]: 24: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume !false; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,388 INFO L280 TraceCheckUtils]: 25: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,388 INFO L280 TraceCheckUtils]: 26: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet50 && #t~nondet50 <= 2147483647;~tmp~5 := #t~nondet50;havoc #t~nondet50; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,389 INFO L280 TraceCheckUtils]: 27: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~5); {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,389 INFO L280 TraceCheckUtils]: 28: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet51 && #t~nondet51 <= 2147483647;~tmp___0~1 := #t~nondet51;havoc #t~nondet51; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,390 INFO L280 TraceCheckUtils]: 29: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,391 INFO L280 TraceCheckUtils]: 30: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet52 && #t~nondet52 <= 2147483647;~tmp___2~0 := #t~nondet52;havoc #t~nondet52; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,391 INFO L280 TraceCheckUtils]: 31: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,393 INFO L263 TraceCheckUtils]: 32: Hoare triple {2281#(not (= 0 ~systemActive~0))} call timeShift(); {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,393 INFO L280 TraceCheckUtils]: 33: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2281#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:19:13,394 INFO L280 TraceCheckUtils]: 34: Hoare triple {2281#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {2267#false} is VALID [2020-07-08 11:19:13,394 INFO L263 TraceCheckUtils]: 35: Hoare triple {2267#false} call __utac_acc__Specification3_spec__1(); {2267#false} is VALID [2020-07-08 11:19:13,394 INFO L280 TraceCheckUtils]: 36: Hoare triple {2267#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {2267#false} is VALID [2020-07-08 11:19:13,394 INFO L263 TraceCheckUtils]: 37: Hoare triple {2267#false} call #t~ret47 := isMethaneLevelCritical(); {2266#true} is VALID [2020-07-08 11:19:13,395 INFO L280 TraceCheckUtils]: 38: Hoare triple {2266#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {2266#true} is VALID [2020-07-08 11:19:13,395 INFO L280 TraceCheckUtils]: 39: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-08 11:19:13,395 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2266#true} {2267#false} #551#return; {2267#false} is VALID [2020-07-08 11:19:13,395 INFO L280 TraceCheckUtils]: 41: Hoare triple {2267#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {2267#false} is VALID [2020-07-08 11:19:13,396 INFO L280 TraceCheckUtils]: 42: Hoare triple {2267#false} assume !(0 != ~tmp~4); {2267#false} is VALID [2020-07-08 11:19:13,396 INFO L263 TraceCheckUtils]: 43: Hoare triple {2267#false} call #t~ret48 := getWaterLevel(); {2266#true} is VALID [2020-07-08 11:19:13,396 INFO L280 TraceCheckUtils]: 44: Hoare triple {2266#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {2266#true} is VALID [2020-07-08 11:19:13,396 INFO L280 TraceCheckUtils]: 45: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-08 11:19:13,397 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2266#true} {2267#false} #553#return; {2267#false} is VALID [2020-07-08 11:19:13,397 INFO L280 TraceCheckUtils]: 47: Hoare triple {2267#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {2267#false} is VALID [2020-07-08 11:19:13,397 INFO L280 TraceCheckUtils]: 48: Hoare triple {2267#false} assume 2 == ~tmp___0~0; {2267#false} is VALID [2020-07-08 11:19:13,398 INFO L263 TraceCheckUtils]: 49: Hoare triple {2267#false} call #t~ret49 := isPumpRunning(); {2266#true} is VALID [2020-07-08 11:19:13,399 INFO L280 TraceCheckUtils]: 50: Hoare triple {2266#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {2266#true} is VALID [2020-07-08 11:19:13,399 INFO L280 TraceCheckUtils]: 51: Hoare triple {2266#true} assume true; {2266#true} is VALID [2020-07-08 11:19:13,399 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2266#true} {2267#false} #555#return; {2267#false} is VALID [2020-07-08 11:19:13,399 INFO L280 TraceCheckUtils]: 53: Hoare triple {2267#false} assume -2147483648 <= #t~ret49 && #t~ret49 <= 2147483647;~tmp___1~0 := #t~ret49;havoc #t~ret49; {2267#false} is VALID [2020-07-08 11:19:13,399 INFO L280 TraceCheckUtils]: 54: Hoare triple {2267#false} assume !(0 != ~tmp___1~0); {2267#false} is VALID [2020-07-08 11:19:13,400 INFO L263 TraceCheckUtils]: 55: Hoare triple {2267#false} call __automaton_fail(); {2267#false} is VALID [2020-07-08 11:19:13,400 INFO L280 TraceCheckUtils]: 56: Hoare triple {2267#false} assume !false; {2267#false} is VALID [2020-07-08 11:19:13,409 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 11:19:13,410 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523310872] [2020-07-08 11:19:13,410 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:19:13,410 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:19:13,412 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771888025] [2020-07-08 11:19:13,412 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 11:19:13,413 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:19:13,413 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:19:13,484 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 11:19:13,485 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:19:13,485 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:19:13,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:19:13,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:19:13,486 INFO L87 Difference]: Start difference. First operand 143 states and 167 transitions. Second operand 8 states. [2020-07-08 11:19:14,255 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:19:15,169 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:19:15,586 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:19:15,912 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:19:19,739 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:19:33,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:19:33,133 INFO L93 Difference]: Finished difference Result 491 states and 604 transitions. [2020-07-08 11:19:33,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-08 11:19:33,133 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 11:19:33,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:19:33,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:19:33,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 604 transitions. [2020-07-08 11:19:33,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:19:33,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 604 transitions. [2020-07-08 11:19:33,160 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 604 transitions. [2020-07-08 11:19:35,440 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 604 edges. 604 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:19:35,455 INFO L225 Difference]: With dead ends: 491 [2020-07-08 11:19:35,455 INFO L226 Difference]: Without dead ends: 372 [2020-07-08 11:19:35,456 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-08 11:19:35,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2020-07-08 11:19:38,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 310. [2020-07-08 11:19:38,877 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:19:38,877 INFO L82 GeneralOperation]: Start isEquivalent. First operand 372 states. Second operand 310 states. [2020-07-08 11:19:38,877 INFO L74 IsIncluded]: Start isIncluded. First operand 372 states. Second operand 310 states. [2020-07-08 11:19:38,877 INFO L87 Difference]: Start difference. First operand 372 states. Second operand 310 states. [2020-07-08 11:19:38,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:19:38,900 INFO L93 Difference]: Finished difference Result 372 states and 454 transitions. [2020-07-08 11:19:38,901 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 454 transitions. [2020-07-08 11:19:38,902 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:19:38,902 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:19:38,903 INFO L74 IsIncluded]: Start isIncluded. First operand 310 states. Second operand 372 states. [2020-07-08 11:19:38,903 INFO L87 Difference]: Start difference. First operand 310 states. Second operand 372 states. [2020-07-08 11:19:38,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:19:38,923 INFO L93 Difference]: Finished difference Result 372 states and 454 transitions. [2020-07-08 11:19:38,924 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 454 transitions. [2020-07-08 11:19:38,925 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:19:38,925 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:19:38,926 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:19:38,926 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:19:38,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2020-07-08 11:19:38,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 373 transitions. [2020-07-08 11:19:38,940 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 373 transitions. Word has length 57 [2020-07-08 11:19:38,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:19:38,941 INFO L479 AbstractCegarLoop]: Abstraction has 310 states and 373 transitions. [2020-07-08 11:19:38,941 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:19:38,941 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 373 transitions. [2020-07-08 11:19:38,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-08 11:19:38,942 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:19:38,943 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 11:19:38,943 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 11:19:38,943 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:19:38,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:19:38,943 INFO L82 PathProgramCache]: Analyzing trace with hash -542420815, now seen corresponding path program 1 times [2020-07-08 11:19:38,944 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:19:38,944 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663232624] [2020-07-08 11:19:38,944 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:19:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:39,321 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:19:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:39,393 INFO L280 TraceCheckUtils]: 0: Hoare triple {4201#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,395 INFO L280 TraceCheckUtils]: 1: Hoare triple {4176#(= 1 ~waterLevel~0)} assume true; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,395 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4176#(= 1 ~waterLevel~0)} {4171#true} #559#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:39,399 INFO L280 TraceCheckUtils]: 0: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-08 11:19:39,400 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #455#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:39,403 INFO L280 TraceCheckUtils]: 0: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-08 11:19:39,404 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #457#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:39,407 INFO L280 TraceCheckUtils]: 0: Hoare triple {4171#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {4171#true} is VALID [2020-07-08 11:19:39,407 INFO L280 TraceCheckUtils]: 1: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-08 11:19:39,408 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #459#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:39,418 INFO L280 TraceCheckUtils]: 0: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-08 11:19:39,419 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #461#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:39,440 INFO L280 TraceCheckUtils]: 0: Hoare triple {4202#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {4171#true} is VALID [2020-07-08 11:19:39,440 INFO L280 TraceCheckUtils]: 1: Hoare triple {4171#true} ~systemActive~0 := 0; {4171#true} is VALID [2020-07-08 11:19:39,440 INFO L280 TraceCheckUtils]: 2: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-08 11:19:39,441 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #511#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:39,444 INFO L280 TraceCheckUtils]: 0: Hoare triple {4171#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {4171#true} is VALID [2020-07-08 11:19:39,445 INFO L280 TraceCheckUtils]: 1: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-08 11:19:39,445 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #551#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:39,463 INFO L280 TraceCheckUtils]: 0: Hoare triple {4171#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {4203#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:19:39,464 INFO L280 TraceCheckUtils]: 1: Hoare triple {4203#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {4203#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:19:39,465 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4203#(= |getWaterLevel_#res| ~waterLevel~0)} {4176#(= 1 ~waterLevel~0)} #553#return; {4196#(= 1 |__utac_acc__Specification3_spec__1_#t~ret48|)} is VALID [2020-07-08 11:19:39,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:19:39,468 INFO L280 TraceCheckUtils]: 0: Hoare triple {4171#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {4171#true} is VALID [2020-07-08 11:19:39,468 INFO L280 TraceCheckUtils]: 1: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-08 11:19:39,469 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4171#true} {4172#false} #555#return; {4172#false} is VALID [2020-07-08 11:19:39,473 INFO L263 TraceCheckUtils]: 0: Hoare triple {4171#true} call ULTIMATE.init(); {4201#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 11:19:39,479 INFO L280 TraceCheckUtils]: 1: Hoare triple {4201#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,480 INFO L280 TraceCheckUtils]: 2: Hoare triple {4176#(= 1 ~waterLevel~0)} assume true; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,481 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4176#(= 1 ~waterLevel~0)} {4171#true} #559#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,481 INFO L263 TraceCheckUtils]: 4: Hoare triple {4176#(= 1 ~waterLevel~0)} call #t~ret76 := main(); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,482 INFO L280 TraceCheckUtils]: 5: Hoare triple {4176#(= 1 ~waterLevel~0)} havoc ~retValue_acc~7;havoc ~tmp~3; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,482 INFO L263 TraceCheckUtils]: 6: Hoare triple {4176#(= 1 ~waterLevel~0)} call select_helpers(); {4171#true} is VALID [2020-07-08 11:19:39,483 INFO L280 TraceCheckUtils]: 7: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-08 11:19:39,484 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #455#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,484 INFO L263 TraceCheckUtils]: 9: Hoare triple {4176#(= 1 ~waterLevel~0)} call select_features(); {4171#true} is VALID [2020-07-08 11:19:39,484 INFO L280 TraceCheckUtils]: 10: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-08 11:19:39,485 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #457#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,485 INFO L263 TraceCheckUtils]: 12: Hoare triple {4176#(= 1 ~waterLevel~0)} call #t~ret45 := valid_product(); {4171#true} is VALID [2020-07-08 11:19:39,486 INFO L280 TraceCheckUtils]: 13: Hoare triple {4171#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {4171#true} is VALID [2020-07-08 11:19:39,486 INFO L280 TraceCheckUtils]: 14: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-08 11:19:39,487 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #459#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,487 INFO L280 TraceCheckUtils]: 16: Hoare triple {4176#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret45 && #t~ret45 <= 2147483647;~tmp~3 := #t~ret45;havoc #t~ret45; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,488 INFO L280 TraceCheckUtils]: 17: Hoare triple {4176#(= 1 ~waterLevel~0)} assume 0 != ~tmp~3; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,488 INFO L263 TraceCheckUtils]: 18: Hoare triple {4176#(= 1 ~waterLevel~0)} call setup(); {4171#true} is VALID [2020-07-08 11:19:39,489 INFO L280 TraceCheckUtils]: 19: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-08 11:19:39,489 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #461#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,490 INFO L263 TraceCheckUtils]: 21: Hoare triple {4176#(= 1 ~waterLevel~0)} call runTest(); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,491 INFO L263 TraceCheckUtils]: 22: Hoare triple {4176#(= 1 ~waterLevel~0)} call test(); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,491 INFO L280 TraceCheckUtils]: 23: Hoare triple {4176#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,492 INFO L280 TraceCheckUtils]: 24: Hoare triple {4176#(= 1 ~waterLevel~0)} assume !false; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,492 INFO L280 TraceCheckUtils]: 25: Hoare triple {4176#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,493 INFO L280 TraceCheckUtils]: 26: Hoare triple {4176#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet50 && #t~nondet50 <= 2147483647;~tmp~5 := #t~nondet50;havoc #t~nondet50; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,494 INFO L280 TraceCheckUtils]: 27: Hoare triple {4176#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~5); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,494 INFO L280 TraceCheckUtils]: 28: Hoare triple {4176#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet51 && #t~nondet51 <= 2147483647;~tmp___0~1 := #t~nondet51;havoc #t~nondet51; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,495 INFO L280 TraceCheckUtils]: 29: Hoare triple {4176#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,496 INFO L280 TraceCheckUtils]: 30: Hoare triple {4176#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet52 && #t~nondet52 <= 2147483647;~tmp___2~0 := #t~nondet52;havoc #t~nondet52; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,497 INFO L280 TraceCheckUtils]: 31: Hoare triple {4176#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet53 && #t~nondet53 <= 2147483647;~tmp___1~1 := #t~nondet53;havoc #t~nondet53; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,497 INFO L280 TraceCheckUtils]: 32: Hoare triple {4176#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~1; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,498 INFO L263 TraceCheckUtils]: 33: Hoare triple {4176#(= 1 ~waterLevel~0)} call stopSystem(); {4202#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 11:19:39,498 INFO L280 TraceCheckUtils]: 34: Hoare triple {4202#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {4171#true} is VALID [2020-07-08 11:19:39,499 INFO L280 TraceCheckUtils]: 35: Hoare triple {4171#true} ~systemActive~0 := 0; {4171#true} is VALID [2020-07-08 11:19:39,499 INFO L280 TraceCheckUtils]: 36: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-08 11:19:39,500 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #511#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,500 INFO L263 TraceCheckUtils]: 38: Hoare triple {4176#(= 1 ~waterLevel~0)} call timeShift(); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,501 INFO L280 TraceCheckUtils]: 39: Hoare triple {4176#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,502 INFO L280 TraceCheckUtils]: 40: Hoare triple {4176#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,502 INFO L263 TraceCheckUtils]: 41: Hoare triple {4176#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,503 INFO L280 TraceCheckUtils]: 42: Hoare triple {4176#(= 1 ~waterLevel~0)} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,503 INFO L263 TraceCheckUtils]: 43: Hoare triple {4176#(= 1 ~waterLevel~0)} call #t~ret47 := isMethaneLevelCritical(); {4171#true} is VALID [2020-07-08 11:19:39,503 INFO L280 TraceCheckUtils]: 44: Hoare triple {4171#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {4171#true} is VALID [2020-07-08 11:19:39,504 INFO L280 TraceCheckUtils]: 45: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-08 11:19:39,504 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4171#true} {4176#(= 1 ~waterLevel~0)} #551#return; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,505 INFO L280 TraceCheckUtils]: 47: Hoare triple {4176#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,506 INFO L280 TraceCheckUtils]: 48: Hoare triple {4176#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {4176#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:19:39,506 INFO L263 TraceCheckUtils]: 49: Hoare triple {4176#(= 1 ~waterLevel~0)} call #t~ret48 := getWaterLevel(); {4171#true} is VALID [2020-07-08 11:19:39,506 INFO L280 TraceCheckUtils]: 50: Hoare triple {4171#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {4203#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:19:39,507 INFO L280 TraceCheckUtils]: 51: Hoare triple {4203#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {4203#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:19:39,508 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {4203#(= |getWaterLevel_#res| ~waterLevel~0)} {4176#(= 1 ~waterLevel~0)} #553#return; {4196#(= 1 |__utac_acc__Specification3_spec__1_#t~ret48|)} is VALID [2020-07-08 11:19:39,509 INFO L280 TraceCheckUtils]: 53: Hoare triple {4196#(= 1 |__utac_acc__Specification3_spec__1_#t~ret48|)} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {4197#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} is VALID [2020-07-08 11:19:39,510 INFO L280 TraceCheckUtils]: 54: Hoare triple {4197#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} assume 2 == ~tmp___0~0; {4172#false} is VALID [2020-07-08 11:19:39,510 INFO L263 TraceCheckUtils]: 55: Hoare triple {4172#false} call #t~ret49 := isPumpRunning(); {4171#true} is VALID [2020-07-08 11:19:39,510 INFO L280 TraceCheckUtils]: 56: Hoare triple {4171#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {4171#true} is VALID [2020-07-08 11:19:39,510 INFO L280 TraceCheckUtils]: 57: Hoare triple {4171#true} assume true; {4171#true} is VALID [2020-07-08 11:19:39,511 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {4171#true} {4172#false} #555#return; {4172#false} is VALID [2020-07-08 11:19:39,511 INFO L280 TraceCheckUtils]: 59: Hoare triple {4172#false} assume -2147483648 <= #t~ret49 && #t~ret49 <= 2147483647;~tmp___1~0 := #t~ret49;havoc #t~ret49; {4172#false} is VALID [2020-07-08 11:19:39,511 INFO L280 TraceCheckUtils]: 60: Hoare triple {4172#false} assume !(0 != ~tmp___1~0); {4172#false} is VALID [2020-07-08 11:19:39,511 INFO L263 TraceCheckUtils]: 61: Hoare triple {4172#false} call __automaton_fail(); {4172#false} is VALID [2020-07-08 11:19:39,511 INFO L280 TraceCheckUtils]: 62: Hoare triple {4172#false} assume !false; {4172#false} is VALID [2020-07-08 11:19:39,522 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 11:19:39,522 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663232624] [2020-07-08 11:19:39,523 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:19:39,523 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:19:39,523 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112191453] [2020-07-08 11:19:39,524 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-08 11:19:39,524 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:19:39,524 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:19:39,610 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 11:19:39,610 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:19:39,611 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:19:39,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:19:39,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:19:39,611 INFO L87 Difference]: Start difference. First operand 310 states and 373 transitions. Second operand 8 states. [2020-07-08 11:19:40,524 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:19:49,515 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:19:50,830 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:19:51,341 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:19:51,861 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:19:59,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:19:59,434 INFO L93 Difference]: Finished difference Result 958 states and 1241 transitions. [2020-07-08 11:19:59,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-08 11:19:59,434 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-08 11:19:59,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:19:59,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:19:59,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 570 transitions. [2020-07-08 11:19:59,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:19:59,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 570 transitions. [2020-07-08 11:19:59,458 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 570 transitions. [2020-07-08 11:20:01,562 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 570 edges. 570 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:20:01,603 INFO L225 Difference]: With dead ends: 958 [2020-07-08 11:20:01,603 INFO L226 Difference]: Without dead ends: 672 [2020-07-08 11:20:01,605 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-08 11:20:01,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2020-07-08 11:20:07,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 601. [2020-07-08 11:20:07,846 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:20:07,846 INFO L82 GeneralOperation]: Start isEquivalent. First operand 672 states. Second operand 601 states. [2020-07-08 11:20:07,846 INFO L74 IsIncluded]: Start isIncluded. First operand 672 states. Second operand 601 states. [2020-07-08 11:20:07,846 INFO L87 Difference]: Start difference. First operand 672 states. Second operand 601 states. [2020-07-08 11:20:07,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:20:07,884 INFO L93 Difference]: Finished difference Result 672 states and 852 transitions. [2020-07-08 11:20:07,884 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 852 transitions. [2020-07-08 11:20:07,887 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:20:07,887 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:20:07,888 INFO L74 IsIncluded]: Start isIncluded. First operand 601 states. Second operand 672 states. [2020-07-08 11:20:07,888 INFO L87 Difference]: Start difference. First operand 601 states. Second operand 672 states. [2020-07-08 11:20:07,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:20:07,936 INFO L93 Difference]: Finished difference Result 672 states and 852 transitions. [2020-07-08 11:20:07,936 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 852 transitions. [2020-07-08 11:20:07,939 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:20:07,940 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:20:07,940 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:20:07,940 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:20:07,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2020-07-08 11:20:07,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 735 transitions. [2020-07-08 11:20:07,982 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 735 transitions. Word has length 63 [2020-07-08 11:20:07,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:20:07,982 INFO L479 AbstractCegarLoop]: Abstraction has 601 states and 735 transitions. [2020-07-08 11:20:07,982 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:20:07,982 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 735 transitions. [2020-07-08 11:20:07,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-08 11:20:07,986 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:20:07,987 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 11:20:07,987 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 11:20:07,987 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:20:07,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:20:07,988 INFO L82 PathProgramCache]: Analyzing trace with hash -785539273, now seen corresponding path program 1 times [2020-07-08 11:20:07,988 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:20:07,988 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711217694] [2020-07-08 11:20:07,988 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:20:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:20:08,360 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:20:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:20:08,449 INFO L280 TraceCheckUtils]: 0: Hoare triple {7761#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,449 INFO L280 TraceCheckUtils]: 1: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume true; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,450 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7735#(= 0 ~pumpRunning~0)} {7730#true} #559#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:20:08,455 INFO L280 TraceCheckUtils]: 0: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,456 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #455#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:20:08,459 INFO L280 TraceCheckUtils]: 0: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,460 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #457#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:20:08,463 INFO L280 TraceCheckUtils]: 0: Hoare triple {7730#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {7730#true} is VALID [2020-07-08 11:20:08,464 INFO L280 TraceCheckUtils]: 1: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,465 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #459#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:20:08,468 INFO L280 TraceCheckUtils]: 0: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,469 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #461#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:20:08,486 INFO L280 TraceCheckUtils]: 0: Hoare triple {7762#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,487 INFO L280 TraceCheckUtils]: 1: Hoare triple {7735#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,487 INFO L280 TraceCheckUtils]: 2: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume true; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,488 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {7735#(= 0 ~pumpRunning~0)} {7735#(= 0 ~pumpRunning~0)} #511#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:20:08,503 INFO L280 TraceCheckUtils]: 0: Hoare triple {7763#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {7730#true} is VALID [2020-07-08 11:20:08,504 INFO L280 TraceCheckUtils]: 1: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,504 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7730#true} {7731#false} #523#return; {7731#false} is VALID [2020-07-08 11:20:08,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:20:08,507 INFO L280 TraceCheckUtils]: 0: Hoare triple {7730#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {7730#true} is VALID [2020-07-08 11:20:08,508 INFO L280 TraceCheckUtils]: 1: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,508 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7730#true} {7731#false} #551#return; {7731#false} is VALID [2020-07-08 11:20:08,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:20:08,516 INFO L280 TraceCheckUtils]: 0: Hoare triple {7730#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {7730#true} is VALID [2020-07-08 11:20:08,517 INFO L280 TraceCheckUtils]: 1: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,517 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7730#true} {7731#false} #553#return; {7731#false} is VALID [2020-07-08 11:20:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:20:08,521 INFO L280 TraceCheckUtils]: 0: Hoare triple {7730#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {7730#true} is VALID [2020-07-08 11:20:08,521 INFO L280 TraceCheckUtils]: 1: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,521 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7730#true} {7731#false} #555#return; {7731#false} is VALID [2020-07-08 11:20:08,525 INFO L263 TraceCheckUtils]: 0: Hoare triple {7730#true} call ULTIMATE.init(); {7761#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} is VALID [2020-07-08 11:20:08,531 INFO L280 TraceCheckUtils]: 1: Hoare triple {7761#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(13);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string65.base, #t~string65.offset, 1);call write~init~int(80, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(117, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(109, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 4 + #t~string65.offset, 1);call write~init~int(58, #t~string65.base, 5 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 6 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string71.base, #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string73.base, #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 1 + #t~string73.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,532 INFO L280 TraceCheckUtils]: 2: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume true; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,532 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {7735#(= 0 ~pumpRunning~0)} {7730#true} #559#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,533 INFO L263 TraceCheckUtils]: 4: Hoare triple {7735#(= 0 ~pumpRunning~0)} call #t~ret76 := main(); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,533 INFO L280 TraceCheckUtils]: 5: Hoare triple {7735#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~7;havoc ~tmp~3; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,534 INFO L263 TraceCheckUtils]: 6: Hoare triple {7735#(= 0 ~pumpRunning~0)} call select_helpers(); {7730#true} is VALID [2020-07-08 11:20:08,534 INFO L280 TraceCheckUtils]: 7: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,534 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #455#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,535 INFO L263 TraceCheckUtils]: 9: Hoare triple {7735#(= 0 ~pumpRunning~0)} call select_features(); {7730#true} is VALID [2020-07-08 11:20:08,535 INFO L280 TraceCheckUtils]: 10: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,535 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #457#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,535 INFO L263 TraceCheckUtils]: 12: Hoare triple {7735#(= 0 ~pumpRunning~0)} call #t~ret45 := valid_product(); {7730#true} is VALID [2020-07-08 11:20:08,536 INFO L280 TraceCheckUtils]: 13: Hoare triple {7730#true} havoc ~retValue_acc~9;~retValue_acc~9 := 1;#res := ~retValue_acc~9; {7730#true} is VALID [2020-07-08 11:20:08,536 INFO L280 TraceCheckUtils]: 14: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,536 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #459#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,537 INFO L280 TraceCheckUtils]: 16: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret45 && #t~ret45 <= 2147483647;~tmp~3 := #t~ret45;havoc #t~ret45; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,537 INFO L280 TraceCheckUtils]: 17: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~3; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,537 INFO L263 TraceCheckUtils]: 18: Hoare triple {7735#(= 0 ~pumpRunning~0)} call setup(); {7730#true} is VALID [2020-07-08 11:20:08,537 INFO L280 TraceCheckUtils]: 19: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,538 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {7730#true} {7735#(= 0 ~pumpRunning~0)} #461#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,538 INFO L263 TraceCheckUtils]: 21: Hoare triple {7735#(= 0 ~pumpRunning~0)} call runTest(); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,542 INFO L263 TraceCheckUtils]: 22: Hoare triple {7735#(= 0 ~pumpRunning~0)} call test(); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,544 INFO L280 TraceCheckUtils]: 23: Hoare triple {7735#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~5;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,545 INFO L280 TraceCheckUtils]: 24: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume !false; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,545 INFO L280 TraceCheckUtils]: 25: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,546 INFO L280 TraceCheckUtils]: 26: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet50 && #t~nondet50 <= 2147483647;~tmp~5 := #t~nondet50;havoc #t~nondet50; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,546 INFO L280 TraceCheckUtils]: 27: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~5); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,547 INFO L280 TraceCheckUtils]: 28: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet51 && #t~nondet51 <= 2147483647;~tmp___0~1 := #t~nondet51;havoc #t~nondet51; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,547 INFO L280 TraceCheckUtils]: 29: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~1); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,548 INFO L280 TraceCheckUtils]: 30: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet52 && #t~nondet52 <= 2147483647;~tmp___2~0 := #t~nondet52;havoc #t~nondet52; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,548 INFO L280 TraceCheckUtils]: 31: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet53 && #t~nondet53 <= 2147483647;~tmp___1~1 := #t~nondet53;havoc #t~nondet53; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,548 INFO L280 TraceCheckUtils]: 32: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~1; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,549 INFO L263 TraceCheckUtils]: 33: Hoare triple {7735#(= 0 ~pumpRunning~0)} call stopSystem(); {7762#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 11:20:08,549 INFO L280 TraceCheckUtils]: 34: Hoare triple {7762#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,550 INFO L280 TraceCheckUtils]: 35: Hoare triple {7735#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,550 INFO L280 TraceCheckUtils]: 36: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume true; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,551 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {7735#(= 0 ~pumpRunning~0)} {7735#(= 0 ~pumpRunning~0)} #511#return; {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,551 INFO L263 TraceCheckUtils]: 38: Hoare triple {7735#(= 0 ~pumpRunning~0)} call timeShift(); {7735#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:20:08,551 INFO L280 TraceCheckUtils]: 39: Hoare triple {7735#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {7731#false} is VALID [2020-07-08 11:20:08,552 INFO L263 TraceCheckUtils]: 40: Hoare triple {7731#false} call lowerWaterLevel(); {7763#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:20:08,552 INFO L280 TraceCheckUtils]: 41: Hoare triple {7763#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {7730#true} is VALID [2020-07-08 11:20:08,554 INFO L280 TraceCheckUtils]: 42: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,555 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {7730#true} {7731#false} #523#return; {7731#false} is VALID [2020-07-08 11:20:08,555 INFO L280 TraceCheckUtils]: 44: Hoare triple {7731#false} assume !(0 != ~systemActive~0); {7731#false} is VALID [2020-07-08 11:20:08,555 INFO L263 TraceCheckUtils]: 45: Hoare triple {7731#false} call __utac_acc__Specification3_spec__1(); {7731#false} is VALID [2020-07-08 11:20:08,556 INFO L280 TraceCheckUtils]: 46: Hoare triple {7731#false} havoc ~tmp~4;havoc ~tmp___0~0;havoc ~tmp___1~0; {7731#false} is VALID [2020-07-08 11:20:08,556 INFO L263 TraceCheckUtils]: 47: Hoare triple {7731#false} call #t~ret47 := isMethaneLevelCritical(); {7730#true} is VALID [2020-07-08 11:20:08,556 INFO L280 TraceCheckUtils]: 48: Hoare triple {7730#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~methaneLevelCritical~0;#res := ~retValue_acc~3; {7730#true} is VALID [2020-07-08 11:20:08,556 INFO L280 TraceCheckUtils]: 49: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,556 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {7730#true} {7731#false} #551#return; {7731#false} is VALID [2020-07-08 11:20:08,557 INFO L280 TraceCheckUtils]: 51: Hoare triple {7731#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {7731#false} is VALID [2020-07-08 11:20:08,557 INFO L280 TraceCheckUtils]: 52: Hoare triple {7731#false} assume !(0 != ~tmp~4); {7731#false} is VALID [2020-07-08 11:20:08,557 INFO L263 TraceCheckUtils]: 53: Hoare triple {7731#false} call #t~ret48 := getWaterLevel(); {7730#true} is VALID [2020-07-08 11:20:08,557 INFO L280 TraceCheckUtils]: 54: Hoare triple {7730#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {7730#true} is VALID [2020-07-08 11:20:08,557 INFO L280 TraceCheckUtils]: 55: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,558 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {7730#true} {7731#false} #553#return; {7731#false} is VALID [2020-07-08 11:20:08,558 INFO L280 TraceCheckUtils]: 57: Hoare triple {7731#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {7731#false} is VALID [2020-07-08 11:20:08,558 INFO L280 TraceCheckUtils]: 58: Hoare triple {7731#false} assume 2 == ~tmp___0~0; {7731#false} is VALID [2020-07-08 11:20:08,558 INFO L263 TraceCheckUtils]: 59: Hoare triple {7731#false} call #t~ret49 := isPumpRunning(); {7730#true} is VALID [2020-07-08 11:20:08,558 INFO L280 TraceCheckUtils]: 60: Hoare triple {7730#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {7730#true} is VALID [2020-07-08 11:20:08,559 INFO L280 TraceCheckUtils]: 61: Hoare triple {7730#true} assume true; {7730#true} is VALID [2020-07-08 11:20:08,559 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {7730#true} {7731#false} #555#return; {7731#false} is VALID [2020-07-08 11:20:08,559 INFO L280 TraceCheckUtils]: 63: Hoare triple {7731#false} assume -2147483648 <= #t~ret49 && #t~ret49 <= 2147483647;~tmp___1~0 := #t~ret49;havoc #t~ret49; {7731#false} is VALID [2020-07-08 11:20:08,559 INFO L280 TraceCheckUtils]: 64: Hoare triple {7731#false} assume !(0 != ~tmp___1~0); {7731#false} is VALID [2020-07-08 11:20:08,559 INFO L263 TraceCheckUtils]: 65: Hoare triple {7731#false} call __automaton_fail(); {7731#false} is VALID [2020-07-08 11:20:08,560 INFO L280 TraceCheckUtils]: 66: Hoare triple {7731#false} assume !false; {7731#false} is VALID [2020-07-08 11:20:08,567 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 11:20:08,568 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711217694] [2020-07-08 11:20:08,568 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:20:08,568 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-08 11:20:08,568 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958506417] [2020-07-08 11:20:08,569 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-08 11:20:08,569 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:20:08,569 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-08 11:20:08,660 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:20:08,660 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-08 11:20:08,661 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:20:08,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-08 11:20:08,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-08 11:20:08,662 INFO L87 Difference]: Start difference. First operand 601 states and 735 transitions. Second operand 6 states. [2020-07-08 11:20:09,300 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:20:23,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:20:23,468 INFO L93 Difference]: Finished difference Result 1408 states and 1818 transitions. [2020-07-08 11:20:23,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-08 11:20:23,469 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-08 11:20:23,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:20:23,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 11:20:23,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 563 transitions. [2020-07-08 11:20:23,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 11:20:23,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 563 transitions. [2020-07-08 11:20:23,494 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 563 transitions. [2020-07-08 11:20:25,277 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 563 edges. 563 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:20:25,338 INFO L225 Difference]: With dead ends: 1408 [2020-07-08 11:20:25,338 INFO L226 Difference]: Without dead ends: 831 [2020-07-08 11:20:25,341 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-07-08 11:20:25,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2020-07-08 11:20:32,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 761. [2020-07-08 11:20:32,565 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:20:32,565 INFO L82 GeneralOperation]: Start isEquivalent. First operand 831 states. Second operand 761 states. [2020-07-08 11:20:32,565 INFO L74 IsIncluded]: Start isIncluded. First operand 831 states. Second operand 761 states. [2020-07-08 11:20:32,565 INFO L87 Difference]: Start difference. First operand 831 states. Second operand 761 states. [2020-07-08 11:20:32,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:20:32,617 INFO L93 Difference]: Finished difference Result 831 states and 1035 transitions. [2020-07-08 11:20:32,617 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1035 transitions. [2020-07-08 11:20:32,620 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:20:32,620 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:20:32,620 INFO L74 IsIncluded]: Start isIncluded. First operand 761 states. Second operand 831 states. [2020-07-08 11:20:32,621 INFO L87 Difference]: Start difference. First operand 761 states. Second operand 831 states. [2020-07-08 11:20:32,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:20:32,673 INFO L93 Difference]: Finished difference Result 831 states and 1035 transitions. [2020-07-08 11:20:32,673 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1035 transitions. [2020-07-08 11:20:32,677 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:20:32,677 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:20:32,677 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:20:32,677 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:20:32,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 761 states. [2020-07-08 11:20:32,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 924 transitions. [2020-07-08 11:20:32,732 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 924 transitions. Word has length 67 [2020-07-08 11:20:32,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:20:32,732 INFO L479 AbstractCegarLoop]: Abstraction has 761 states and 924 transitions. [2020-07-08 11:20:32,732 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-08 11:20:32,732 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 924 transitions. [2020-07-08 11:20:32,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-08 11:20:32,734 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:20:32,735 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 11:20:32,735 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 11:20:32,735 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:20:32,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:20:32,735 INFO L82 PathProgramCache]: Analyzing trace with hash 1064344695, now seen corresponding path program 1 times [2020-07-08 11:20:32,736 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:20:32,736 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805824968] [2020-07-08 11:20:32,736 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:20:32,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:20:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:20:32,989 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-08 11:20:32,989 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 11:20:32,989 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-08 11:20:33,163 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-08 11:20:33,163 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-08 11:20:33,164 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-08 11:20:33,164 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-08 11:20:33,164 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 11:20:33,164 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:20:33,164 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:20:33,164 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:20:33,164 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:20:33,164 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-08 11:20:33,164 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-08 11:20:33,165 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-08 11:20:33,165 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-08 11:20:33,165 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-08 11:20:33,165 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-08 11:20:33,165 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:20:33,165 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:20:33,165 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-08 11:20:33,165 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-08 11:20:33,165 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-08 11:20:33,166 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-08 11:20:33,166 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-08 11:20:33,166 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-08 11:20:33,166 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-08 11:20:33,166 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorENTRY has no Hoare annotation [2020-07-08 11:20:33,166 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-08 11:20:33,166 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-08 11:20:33,166 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-08 11:20:33,166 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-08 11:20:33,167 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-08 11:20:33,167 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-08 11:20:33,167 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-08 11:20:33,167 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:20:33,167 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:20:33,167 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-08 11:20:33,167 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-08 11:20:33,167 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-08 11:20:33,167 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-08 11:20:33,167 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-08 11:20:33,168 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:20:33,168 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:20:33,168 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:20:33,168 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:20:33,168 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:20:33,168 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:20:33,168 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-08 11:20:33,168 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorENTRY has no Hoare annotation [2020-07-08 11:20:33,168 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:20:33,168 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:20:33,169 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:20:33,169 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:20:33,169 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-08 11:20:33,169 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-08 11:20:33,169 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-08 11:20:33,169 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-08 11:20:33,169 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-08 11:20:33,169 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-08 11:20:33,169 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-08 11:20:33,170 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-08 11:20:33,170 WARN L170 areAnnotationChecker]: L601 has no Hoare annotation [2020-07-08 11:20:33,170 WARN L170 areAnnotationChecker]: L601 has no Hoare annotation [2020-07-08 11:20:33,170 WARN L170 areAnnotationChecker]: L555 has no Hoare annotation [2020-07-08 11:20:33,170 WARN L170 areAnnotationChecker]: L555 has no Hoare annotation [2020-07-08 11:20:33,170 WARN L170 areAnnotationChecker]: L989 has no Hoare annotation [2020-07-08 11:20:33,170 WARN L170 areAnnotationChecker]: L989 has no Hoare annotation [2020-07-08 11:20:33,170 WARN L170 areAnnotationChecker]: L987 has no Hoare annotation [2020-07-08 11:20:33,170 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-08 11:20:33,170 WARN L170 areAnnotationChecker]: L971 has no Hoare annotation [2020-07-08 11:20:33,171 WARN L170 areAnnotationChecker]: L971 has no Hoare annotation [2020-07-08 11:20:33,171 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-08 11:20:33,171 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-08 11:20:33,171 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-08 11:20:33,171 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-08 11:20:33,171 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-08 11:20:33,171 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-08 11:20:33,171 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-08 11:20:33,171 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-08 11:20:33,171 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-08 11:20:33,171 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-08 11:20:33,172 WARN L170 areAnnotationChecker]: L497 has no Hoare annotation [2020-07-08 11:20:33,172 WARN L170 areAnnotationChecker]: L497 has no Hoare annotation [2020-07-08 11:20:33,172 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-08 11:20:33,172 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-08 11:20:33,172 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:20:33,172 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:20:33,172 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-08 11:20:33,172 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-08 11:20:33,172 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-08 11:20:33,172 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-08 11:20:33,173 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-08 11:20:33,173 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorFINAL has no Hoare annotation [2020-07-08 11:20:33,173 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-08 11:20:33,173 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 11:20:33,173 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-08 11:20:33,173 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-08 11:20:33,173 WARN L170 areAnnotationChecker]: L469 has no Hoare annotation [2020-07-08 11:20:33,173 WARN L170 areAnnotationChecker]: L469 has no Hoare annotation [2020-07-08 11:20:33,173 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-08 11:20:33,173 WARN L170 areAnnotationChecker]: L869 has no Hoare annotation [2020-07-08 11:20:33,173 WARN L170 areAnnotationChecker]: L869 has no Hoare annotation [2020-07-08 11:20:33,174 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-08 11:20:33,174 WARN L170 areAnnotationChecker]: L444-1 has no Hoare annotation [2020-07-08 11:20:33,174 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-08 11:20:33,174 WARN L170 areAnnotationChecker]: L952 has no Hoare annotation [2020-07-08 11:20:33,174 WARN L170 areAnnotationChecker]: L952 has no Hoare annotation [2020-07-08 11:20:33,174 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-08 11:20:33,174 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-08 11:20:33,174 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-08 11:20:33,174 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-08 11:20:33,175 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-08 11:20:33,175 WARN L170 areAnnotationChecker]: L778 has no Hoare annotation [2020-07-08 11:20:33,175 WARN L170 areAnnotationChecker]: L778 has no Hoare annotation [2020-07-08 11:20:33,175 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-08 11:20:33,175 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-08 11:20:33,175 WARN L170 areAnnotationChecker]: L420-1 has no Hoare annotation [2020-07-08 11:20:33,175 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:20:33,175 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:20:33,175 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-08 11:20:33,175 WARN L170 areAnnotationChecker]: L808 has no Hoare annotation [2020-07-08 11:20:33,176 WARN L170 areAnnotationChecker]: L808 has no Hoare annotation [2020-07-08 11:20:33,176 WARN L170 areAnnotationChecker]: L432-1 has no Hoare annotation [2020-07-08 11:20:33,176 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-08 11:20:33,176 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-08 11:20:33,176 WARN L170 areAnnotationChecker]: L118 has no Hoare annotation [2020-07-08 11:20:33,176 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-08 11:20:33,176 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-08 11:20:33,176 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-08 11:20:33,176 WARN L170 areAnnotationChecker]: L601-1 has no Hoare annotation [2020-07-08 11:20:33,176 WARN L170 areAnnotationChecker]: L601-1 has no Hoare annotation [2020-07-08 11:20:33,176 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-08 11:20:33,177 WARN L170 areAnnotationChecker]: L556 has no Hoare annotation [2020-07-08 11:20:33,177 WARN L170 areAnnotationChecker]: L556 has no Hoare annotation [2020-07-08 11:20:33,177 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-08 11:20:33,177 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-08 11:20:33,177 WARN L170 areAnnotationChecker]: L971-1 has no Hoare annotation [2020-07-08 11:20:33,177 WARN L170 areAnnotationChecker]: L916-2 has no Hoare annotation [2020-07-08 11:20:33,177 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-08 11:20:33,177 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-08 11:20:33,177 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-08 11:20:33,178 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-08 11:20:33,178 WARN L170 areAnnotationChecker]: L373-1 has no Hoare annotation [2020-07-08 11:20:33,178 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-08 11:20:33,178 WARN L170 areAnnotationChecker]: L894-1 has no Hoare annotation [2020-07-08 11:20:33,178 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:20:33,178 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:20:33,178 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-08 11:20:33,178 WARN L170 areAnnotationChecker]: L836 has no Hoare annotation [2020-07-08 11:20:33,178 WARN L170 areAnnotationChecker]: L836 has no Hoare annotation [2020-07-08 11:20:33,178 WARN L170 areAnnotationChecker]: L849 has no Hoare annotation [2020-07-08 11:20:33,178 WARN L170 areAnnotationChecker]: L849 has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: L823-1 has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: L758 has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: L758 has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: L711 has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: L711 has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: L327-1 has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: L469-2 has no Hoare annotation [2020-07-08 11:20:33,179 WARN L170 areAnnotationChecker]: L869-1 has no Hoare annotation [2020-07-08 11:20:33,180 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-08 11:20:33,180 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:20:33,180 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:20:33,180 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-08 11:20:33,180 WARN L170 areAnnotationChecker]: L952-1 has no Hoare annotation [2020-07-08 11:20:33,180 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:20:33,180 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:20:33,180 WARN L170 areAnnotationChecker]: L525-1 has no Hoare annotation [2020-07-08 11:20:33,180 WARN L170 areAnnotationChecker]: L663-1 has no Hoare annotation [2020-07-08 11:20:33,180 WARN L170 areAnnotationChecker]: L785 has no Hoare annotation [2020-07-08 11:20:33,180 WARN L170 areAnnotationChecker]: L785 has no Hoare annotation [2020-07-08 11:20:33,180 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-08 11:20:33,180 WARN L170 areAnnotationChecker]: L783 has no Hoare annotation [2020-07-08 11:20:33,180 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-08 11:20:33,181 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 11:20:33,181 WARN L170 areAnnotationChecker]: L607-1 has no Hoare annotation [2020-07-08 11:20:33,181 WARN L170 areAnnotationChecker]: L607-1 has no Hoare annotation [2020-07-08 11:20:33,181 WARN L170 areAnnotationChecker]: L810 has no Hoare annotation [2020-07-08 11:20:33,181 WARN L170 areAnnotationChecker]: L810 has no Hoare annotation [2020-07-08 11:20:33,181 WARN L170 areAnnotationChecker]: L823 has no Hoare annotation [2020-07-08 11:20:33,181 WARN L170 areAnnotationChecker]: L823 has no Hoare annotation [2020-07-08 11:20:33,181 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:20:33,181 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:20:33,182 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-08 11:20:33,182 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-08 11:20:33,182 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-08 11:20:33,182 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-08 11:20:33,182 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-08 11:20:33,182 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-08 11:20:33,182 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-08 11:20:33,182 WARN L170 areAnnotationChecker]: L603 has no Hoare annotation [2020-07-08 11:20:33,182 WARN L170 areAnnotationChecker]: L557 has no Hoare annotation [2020-07-08 11:20:33,182 WARN L170 areAnnotationChecker]: L557 has no Hoare annotation [2020-07-08 11:20:33,183 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-08 11:20:33,183 WARN L170 areAnnotationChecker]: L673-1 has no Hoare annotation [2020-07-08 11:20:33,183 WARN L170 areAnnotationChecker]: L973 has no Hoare annotation [2020-07-08 11:20:33,183 WARN L170 areAnnotationChecker]: L973 has no Hoare annotation [2020-07-08 11:20:33,183 WARN L170 areAnnotationChecker]: L928 has no Hoare annotation [2020-07-08 11:20:33,183 WARN L170 areAnnotationChecker]: L928 has no Hoare annotation [2020-07-08 11:20:33,183 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-08 11:20:33,183 WARN L170 areAnnotationChecker]: L605-1 has no Hoare annotation [2020-07-08 11:20:33,183 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-08 11:20:33,183 WARN L170 areAnnotationChecker]: L849-1 has no Hoare annotation [2020-07-08 11:20:33,184 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-08 11:20:33,184 WARN L170 areAnnotationChecker]: L836-1 has no Hoare annotation [2020-07-08 11:20:33,184 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-08 11:20:33,184 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-08 11:20:33,184 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-08 11:20:33,184 WARN L170 areAnnotationChecker]: L712 has no Hoare annotation [2020-07-08 11:20:33,184 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-08 11:20:33,184 WARN L170 areAnnotationChecker]: L875-1 has no Hoare annotation [2020-07-08 11:20:33,184 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-08 11:20:33,184 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-08 11:20:33,185 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-08 11:20:33,185 WARN L170 areAnnotationChecker]: L871 has no Hoare annotation [2020-07-08 11:20:33,185 WARN L170 areAnnotationChecker]: L871 has no Hoare annotation [2020-07-08 11:20:33,185 WARN L170 areAnnotationChecker]: L193-1 has no Hoare annotation [2020-07-08 11:20:33,185 WARN L170 areAnnotationChecker]: L565 has no Hoare annotation [2020-07-08 11:20:33,185 WARN L170 areAnnotationChecker]: L565 has no Hoare annotation [2020-07-08 11:20:33,185 WARN L170 areAnnotationChecker]: L730-1 has no Hoare annotation [2020-07-08 11:20:33,185 WARN L170 areAnnotationChecker]: L669-1 has no Hoare annotation [2020-07-08 11:20:33,185 WARN L170 areAnnotationChecker]: L954 has no Hoare annotation [2020-07-08 11:20:33,185 WARN L170 areAnnotationChecker]: L954 has no Hoare annotation [2020-07-08 11:20:33,185 WARN L170 areAnnotationChecker]: L529-2 has no Hoare annotation [2020-07-08 11:20:33,186 WARN L170 areAnnotationChecker]: L529-2 has no Hoare annotation [2020-07-08 11:20:33,186 WARN L170 areAnnotationChecker]: L529-2 has no Hoare annotation [2020-07-08 11:20:33,186 WARN L170 areAnnotationChecker]: L665 has no Hoare annotation [2020-07-08 11:20:33,186 WARN L170 areAnnotationChecker]: L665 has no Hoare annotation [2020-07-08 11:20:33,186 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-08 11:20:33,186 WARN L170 areAnnotationChecker]: L810-1 has no Hoare annotation [2020-07-08 11:20:33,186 WARN L170 areAnnotationChecker]: L561 has no Hoare annotation [2020-07-08 11:20:33,186 WARN L170 areAnnotationChecker]: L561 has no Hoare annotation [2020-07-08 11:20:33,186 WARN L170 areAnnotationChecker]: L720-1 has no Hoare annotation [2020-07-08 11:20:33,186 WARN L170 areAnnotationChecker]: L671-1 has no Hoare annotation [2020-07-08 11:20:33,187 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-08 11:20:33,187 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-08 11:20:33,187 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:20:33,187 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:20:33,187 WARN L170 areAnnotationChecker]: L180-1 has no Hoare annotation [2020-07-08 11:20:33,187 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-08 11:20:33,187 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-08 11:20:33,187 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-08 11:20:33,187 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-08 11:20:33,188 WARN L170 areAnnotationChecker]: L746-1 has no Hoare annotation [2020-07-08 11:20:33,188 WARN L170 areAnnotationChecker]: L746-1 has no Hoare annotation [2020-07-08 11:20:33,188 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-08 11:20:33,188 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-08 11:20:33,188 WARN L170 areAnnotationChecker]: L973-2 has no Hoare annotation [2020-07-08 11:20:33,188 WARN L170 areAnnotationChecker]: L928-2 has no Hoare annotation [2020-07-08 11:20:33,188 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 11:20:33,188 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-08 11:20:33,188 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-08 11:20:33,188 WARN L170 areAnnotationChecker]: L838 has no Hoare annotation [2020-07-08 11:20:33,188 WARN L170 areAnnotationChecker]: L838 has no Hoare annotation [2020-07-08 11:20:33,188 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-08 11:20:33,189 WARN L170 areAnnotationChecker]: L720 has no Hoare annotation [2020-07-08 11:20:33,189 WARN L170 areAnnotationChecker]: L720 has no Hoare annotation [2020-07-08 11:20:33,189 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-08 11:20:33,189 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-08 11:20:33,189 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-08 11:20:33,189 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-08 11:20:33,189 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-08 11:20:33,189 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-08 11:20:33,190 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-08 11:20:33,190 WARN L170 areAnnotationChecker]: L875 has no Hoare annotation [2020-07-08 11:20:33,190 WARN L170 areAnnotationChecker]: L875 has no Hoare annotation [2020-07-08 11:20:33,190 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-08 11:20:33,190 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-08 11:20:33,190 WARN L170 areAnnotationChecker]: L740 has no Hoare annotation [2020-07-08 11:20:33,190 WARN L170 areAnnotationChecker]: L740 has no Hoare annotation [2020-07-08 11:20:33,190 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-08 11:20:33,190 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-08 11:20:33,191 WARN L170 areAnnotationChecker]: L954-2 has no Hoare annotation [2020-07-08 11:20:33,191 WARN L170 areAnnotationChecker]: L544 has no Hoare annotation [2020-07-08 11:20:33,191 WARN L170 areAnnotationChecker]: L530 has no Hoare annotation [2020-07-08 11:20:33,191 WARN L170 areAnnotationChecker]: L669 has no Hoare annotation [2020-07-08 11:20:33,191 WARN L170 areAnnotationChecker]: L669 has no Hoare annotation [2020-07-08 11:20:33,191 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:20:33,191 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:20:33,191 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:20:33,191 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:20:33,192 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:20:33,192 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:20:33,192 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:20:33,192 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:20:33,192 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-08 11:20:33,192 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-08 11:20:33,192 WARN L170 areAnnotationChecker]: L562 has no Hoare annotation [2020-07-08 11:20:33,192 WARN L170 areAnnotationChecker]: L562 has no Hoare annotation [2020-07-08 11:20:33,192 WARN L170 areAnnotationChecker]: L730 has no Hoare annotation [2020-07-08 11:20:33,193 WARN L170 areAnnotationChecker]: L730 has no Hoare annotation [2020-07-08 11:20:33,193 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-08 11:20:33,193 WARN L170 areAnnotationChecker]: L275-1 has no Hoare annotation [2020-07-08 11:20:33,193 WARN L170 areAnnotationChecker]: L291-1 has no Hoare annotation [2020-07-08 11:20:33,193 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-08 11:20:33,193 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-08 11:20:33,193 WARN L170 areAnnotationChecker]: L607 has no Hoare annotation [2020-07-08 11:20:33,193 WARN L170 areAnnotationChecker]: L607 has no Hoare annotation [2020-07-08 11:20:33,193 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-08 11:20:33,193 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-08 11:20:33,194 WARN L170 areAnnotationChecker]: L679 has no Hoare annotation [2020-07-08 11:20:33,194 WARN L170 areAnnotationChecker]: L679 has no Hoare annotation [2020-07-08 11:20:33,194 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-08 11:20:33,194 WARN L170 areAnnotationChecker]: L939 has no Hoare annotation [2020-07-08 11:20:33,194 WARN L170 areAnnotationChecker]: L939 has no Hoare annotation [2020-07-08 11:20:33,194 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 11:20:33,194 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-08 11:20:33,194 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-08 11:20:33,194 WARN L170 areAnnotationChecker]: L844 has no Hoare annotation [2020-07-08 11:20:33,194 WARN L170 areAnnotationChecker]: L844 has no Hoare annotation [2020-07-08 11:20:33,195 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-08 11:20:33,195 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-08 11:20:33,195 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-08 11:20:33,195 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-08 11:20:33,195 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-08 11:20:33,195 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-08 11:20:33,195 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-08 11:20:33,195 WARN L170 areAnnotationChecker]: L939-1 has no Hoare annotation [2020-07-08 11:20:33,195 WARN L170 areAnnotationChecker]: L567 has no Hoare annotation [2020-07-08 11:20:33,196 WARN L170 areAnnotationChecker]: L567 has no Hoare annotation [2020-07-08 11:20:33,196 WARN L170 areAnnotationChecker]: L746 has no Hoare annotation [2020-07-08 11:20:33,196 WARN L170 areAnnotationChecker]: L746 has no Hoare annotation [2020-07-08 11:20:33,196 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-08 11:20:33,196 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-08 11:20:33,196 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-08 11:20:33,196 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:20:33,196 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:20:33,196 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-08 11:20:33,196 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-08 11:20:33,196 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-08 11:20:33,197 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-08 11:20:33,197 WARN L170 areAnnotationChecker]: L540 has no Hoare annotation [2020-07-08 11:20:33,197 WARN L170 areAnnotationChecker]: L814 has no Hoare annotation [2020-07-08 11:20:33,197 WARN L170 areAnnotationChecker]: L814 has no Hoare annotation [2020-07-08 11:20:33,197 WARN L170 areAnnotationChecker]: L818 has no Hoare annotation [2020-07-08 11:20:33,197 WARN L170 areAnnotationChecker]: L818 has no Hoare annotation [2020-07-08 11:20:33,197 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-08 11:20:33,197 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-08 11:20:33,197 WARN L170 areAnnotationChecker]: L560 has no Hoare annotation [2020-07-08 11:20:33,197 WARN L170 areAnnotationChecker]: L560 has no Hoare annotation [2020-07-08 11:20:33,198 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-08 11:20:33,198 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-08 11:20:33,198 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-08 11:20:33,198 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-08 11:20:33,198 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-08 11:20:33,198 WARN L170 areAnnotationChecker]: L568 has no Hoare annotation [2020-07-08 11:20:33,198 WARN L170 areAnnotationChecker]: L568 has no Hoare annotation [2020-07-08 11:20:33,198 WARN L170 areAnnotationChecker]: L748 has no Hoare annotation [2020-07-08 11:20:33,198 WARN L170 areAnnotationChecker]: L748 has no Hoare annotation [2020-07-08 11:20:33,198 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-08 11:20:33,198 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-08 11:20:33,199 WARN L170 areAnnotationChecker]: L533-1 has no Hoare annotation [2020-07-08 11:20:33,199 WARN L170 areAnnotationChecker]: L533-1 has no Hoare annotation [2020-07-08 11:20:33,199 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2020-07-08 11:20:33,199 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2020-07-08 11:20:33,199 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-08 11:20:33,199 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-08 11:20:33,199 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:20:33,199 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:20:33,199 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:20:33,199 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:20:33,200 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:20:33,200 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:20:33,200 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:20:33,200 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 11:20:33,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 11:20:33 BoogieIcfgContainer [2020-07-08 11:20:33,203 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 11:20:33,205 INFO L168 Benchmark]: Toolchain (without parser) took 101892.03 ms. Allocated memory was 143.7 MB in the beginning and 844.1 MB in the end (delta: 700.4 MB). Free memory was 100.3 MB in the beginning and 312.9 MB in the end (delta: -212.6 MB). Peak memory consumption was 487.9 MB. Max. memory is 7.1 GB. [2020-07-08 11:20:33,206 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 143.7 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-08 11:20:33,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.18 ms. Allocated memory was 143.7 MB in the beginning and 201.9 MB in the end (delta: 58.2 MB). Free memory was 99.9 MB in the beginning and 168.7 MB in the end (delta: -68.8 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2020-07-08 11:20:33,207 INFO L168 Benchmark]: Boogie Preprocessor took 133.68 ms. Allocated memory is still 201.9 MB. Free memory was 168.7 MB in the beginning and 163.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2020-07-08 11:20:33,208 INFO L168 Benchmark]: RCFGBuilder took 1845.49 ms. Allocated memory was 201.9 MB in the beginning and 231.7 MB in the end (delta: 29.9 MB). Free memory was 163.5 MB in the beginning and 85.4 MB in the end (delta: 78.1 MB). Peak memory consumption was 107.9 MB. Max. memory is 7.1 GB. [2020-07-08 11:20:33,209 INFO L168 Benchmark]: TraceAbstraction took 99154.02 ms. Allocated memory was 231.7 MB in the beginning and 844.1 MB in the end (delta: 612.4 MB). Free memory was 85.4 MB in the beginning and 312.9 MB in the end (delta: -227.5 MB). Peak memory consumption was 384.9 MB. Max. memory is 7.1 GB. [2020-07-08 11:20:33,212 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 0.21 ms. Allocated memory is still 143.7 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 753.18 ms. Allocated memory was 143.7 MB in the beginning and 201.9 MB in the end (delta: 58.2 MB). Free memory was 99.9 MB in the beginning and 168.7 MB in the end (delta: -68.8 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 133.68 ms. Allocated memory is still 201.9 MB. Free memory was 168.7 MB in the beginning and 163.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1845.49 ms. Allocated memory was 201.9 MB in the beginning and 231.7 MB in the end (delta: 29.9 MB). Free memory was 163.5 MB in the beginning and 85.4 MB in the end (delta: 78.1 MB). Peak memory consumption was 107.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 99154.02 ms. Allocated memory was 231.7 MB in the beginning and 844.1 MB in the end (delta: 612.4 MB). Free memory was 85.4 MB in the beginning and 312.9 MB in the end (delta: -227.5 MB). Peak memory consumption was 384.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 694]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L414] int waterLevel = 1; [L415] int methaneLevelCritical = 0; [L517] int cleanupTimeShifts = 4; [L769] int pumpRunning = 0; [L770] int systemActive = 1; VAL [\old(cleanupTimeShifts)=170, \old(head)=162, \old(head)=176, \old(methaneLevelCritical)=147, \old(pumpRunning)=137, \old(systemActive)=136, \old(waterLevel)=139, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L596] int retValue_acc ; [L597] 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] [L601] 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] [L602] 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] [L603] 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] [L645] int retValue_acc ; [L648] retValue_acc = 1 [L649] 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] [L603] 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] [L603] tmp = valid_product() [L605] 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] [L607] 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] [L608] 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] [L587] 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] [L701] int splverifierCounter ; [L702] int tmp ; [L703] int tmp___0 ; [L704] int tmp___1 ; [L705] int tmp___2 ; [L708] 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] [L710] 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] [L712] 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] [L718] tmp = __VERIFIER_nondet_int() [L720] 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] [L722] 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] [L432] COND TRUE waterLevel < 2 [L433] 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] [L722] 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] [L728] tmp___0 = __VERIFIER_nondet_int() [L730] 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] [L738] tmp___2 = __VERIFIER_nondet_int() [L740] COND FALSE !(\read(tmp___2)) [L744] tmp___1 = __VERIFIER_nondet_int() [L746] 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=-2, tmp___2=0, waterLevel=2] [L748] 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] [L987] 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] [L994] 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] [L748] 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=-2, tmp___2=0, waterLevel=2] [L755] 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] [L776] 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] [L783] 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] [L791] 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] [L657] int tmp ; [L658] int tmp___0 ; [L659] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L663] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L453] int retValue_acc ; [L456] retValue_acc = methaneLevelCritical [L457] 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] [L663] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L663] tmp = isMethaneLevelCritical() [L665] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L669] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L485] int retValue_acc ; [L488] retValue_acc = waterLevel [L489] 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] [L669] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L669] tmp___0 = getWaterLevel() [L671] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L673] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L901] int retValue_acc ; [L904] retValue_acc = pumpRunning [L905] 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] [L673] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L673] tmp___1 = isPumpRunning() [L675] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L679] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L694] __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 42 procedures, 251 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 98.8s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 74.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 693 SDtfs, 1225 SDslu, 422 SDs, 0 SdLazy, 2567 SolverSat, 749 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=761occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 20.5s AutomataMinimizationTime, 5 MinimizatonAttempts, 268 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 359 NumberOfCodeBlocks, 359 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 287 ConstructedInterpolants, 0 QuantifiedInterpolants, 82182 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...