/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_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 11:16:10,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 11:16:10,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 11:16:10,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 11:16:10,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 11:16:10,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 11:16:10,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 11:16:10,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 11:16:10,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 11:16:10,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 11:16:10,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 11:16:10,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 11:16:10,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 11:16:10,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 11:16:10,209 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 11:16:10,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 11:16:10,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 11:16:10,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 11:16:10,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 11:16:10,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 11:16:10,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 11:16:10,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 11:16:10,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 11:16:10,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 11:16:10,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-08 11:16:10,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-08 11:16:10,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-08 11:16:10,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-08 11:16:10,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-08 11:16:10,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-08 11:16:10,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 11:16:10,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 11:16:10,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 11:16:10,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 11:16:10,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 11:16:10,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 11:16:10,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 11:16:10,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 11:16:10,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 11:16:10,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 11:16:10,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 11:16:10,233 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-08 11:16:10,247 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 11:16:10,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 11:16:10,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 11:16:10,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 11:16:10,249 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 11:16:10,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 11:16:10,250 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 11:16:10,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 11:16:10,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 11:16:10,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 11:16:10,251 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 11:16:10,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 11:16:10,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 11:16:10,251 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 11:16:10,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 11:16:10,251 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 11:16:10,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 11:16:10,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 11:16:10,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 11:16:10,252 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 11:16:10,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 11:16:10,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:16:10,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 11:16:10,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 11:16:10,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 11:16:10,253 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 11:16:10,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 11:16:10,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 11:16:10,254 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 11:16:10,254 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 11:16:10,545 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 11:16:10,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 11:16:10,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 11:16:10,565 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 11:16:10,565 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 11:16:10,566 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product32.cil.c [2020-07-08 11:16:10,631 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84d8fe22d/9dd3102def834222a5fb7ef16660dc58/FLAG55600d1ab [2020-07-08 11:16:11,180 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 11:16:11,180 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product32.cil.c [2020-07-08 11:16:11,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84d8fe22d/9dd3102def834222a5fb7ef16660dc58/FLAG55600d1ab [2020-07-08 11:16:11,451 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84d8fe22d/9dd3102def834222a5fb7ef16660dc58 [2020-07-08 11:16:11,462 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 11:16:11,464 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 11:16:11,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 11:16:11,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 11:16:11,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 11:16:11,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:16:11" (1/1) ... [2020-07-08 11:16:11,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4af83d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:11, skipping insertion in model container [2020-07-08 11:16:11,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:16:11" (1/1) ... [2020-07-08 11:16:11,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 11:16:11,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 11:16:11,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:16:12,030 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 11:16:12,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:16:12,186 INFO L208 MainTranslator]: Completed translation [2020-07-08 11:16:12,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:12 WrapperNode [2020-07-08 11:16:12,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 11:16:12,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 11:16:12,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 11:16:12,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 11:16:12,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:12" (1/1) ... [2020-07-08 11:16:12,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:12" (1/1) ... [2020-07-08 11:16:12,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:12" (1/1) ... [2020-07-08 11:16:12,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:12" (1/1) ... [2020-07-08 11:16:12,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:12" (1/1) ... [2020-07-08 11:16:12,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:12" (1/1) ... [2020-07-08 11:16:12,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:12" (1/1) ... [2020-07-08 11:16:12,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 11:16:12,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 11:16:12,306 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 11:16:12,306 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 11:16:12,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:16:12,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 11:16:12,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 11:16:12,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-08 11:16:12,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-08 11:16:12,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-08 11:16:12,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-08 11:16:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-08 11:16:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-08 11:16:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-08 11:16:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-08 11:16:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-08 11:16:12,376 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-08 11:16:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-08 11:16:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-08 11:16:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-08 11:16:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-08 11:16:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-08 11:16:12,377 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-08 11:16:12,378 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-08 11:16:12,378 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-08 11:16:12,378 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-08 11:16:12,378 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-08 11:16:12,378 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-08 11:16:12,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-08 11:16:12,379 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-08 11:16:12,379 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-08 11:16:12,379 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-08 11:16:12,379 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-08 11:16:12,379 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 11:16:12,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:16:12,380 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-08 11:16:12,380 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-08 11:16:12,380 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-08 11:16:12,380 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-08 11:16:12,380 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-08 11:16:12,380 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-08 11:16:12,381 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-08 11:16:12,381 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-08 11:16:12,381 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-08 11:16:12,381 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-08 11:16:12,381 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-08 11:16:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 11:16:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 11:16:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-08 11:16:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-08 11:16:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-08 11:16:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-08 11:16:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-08 11:16:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-08 11:16:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-08 11:16:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 11:16:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-08 11:16:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-08 11:16:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 11:16:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-08 11:16:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-08 11:16:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 11:16:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-08 11:16:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-08 11:16:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 11:16:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-08 11:16:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-08 11:16:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-08 11:16:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-08 11:16:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-08 11:16:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-08 11:16:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-08 11:16:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-08 11:16:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-08 11:16:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-08 11:16:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-08 11:16:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-08 11:16:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-08 11:16:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-08 11:16:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-08 11:16:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-08 11:16:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:16:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-08 11:16:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-08 11:16:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-08 11:16:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-08 11:16:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-08 11:16:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-08 11:16:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-08 11:16:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-08 11:16:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-08 11:16:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-08 11:16:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-08 11:16:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-08 11:16:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-08 11:16:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 11:16:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-08 11:16:12,389 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-08 11:16:12,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 11:16:12,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-08 11:16:12,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 11:16:14,253 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 11:16:14,253 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-08 11:16:14,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:16:14 BoogieIcfgContainer [2020-07-08 11:16:14,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 11:16:14,260 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 11:16:14,260 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 11:16:14,264 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 11:16:14,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 11:16:11" (1/3) ... [2020-07-08 11:16:14,265 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f51fb82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:16:14, skipping insertion in model container [2020-07-08 11:16:14,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:16:12" (2/3) ... [2020-07-08 11:16:14,266 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f51fb82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:16:14, skipping insertion in model container [2020-07-08 11:16:14,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:16:14" (3/3) ... [2020-07-08 11:16:14,268 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product32.cil.c [2020-07-08 11:16:14,279 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 11:16:14,287 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 11:16:14,302 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 11:16:14,327 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 11:16:14,327 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 11:16:14,328 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 11:16:14,328 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 11:16:14,328 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 11:16:14,328 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 11:16:14,329 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 11:16:14,329 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 11:16:14,353 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states. [2020-07-08 11:16:14,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-08 11:16:14,365 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:14,366 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:16:14,367 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:14,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:14,373 INFO L82 PathProgramCache]: Analyzing trace with hash 628645976, now seen corresponding path program 1 times [2020-07-08 11:16:14,403 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:14,403 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442178993] [2020-07-08 11:16:14,404 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:14,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:15,145 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:16:15,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:15,263 INFO L280 TraceCheckUtils]: 0: Hoare triple {212#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #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~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {189#true} is VALID [2020-07-08 11:16:15,263 INFO L280 TraceCheckUtils]: 1: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,264 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {189#true} {189#true} #545#return; {189#true} is VALID [2020-07-08 11:16:15,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:15,270 INFO L280 TraceCheckUtils]: 0: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,271 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {189#true} {189#true} #441#return; {189#true} is VALID [2020-07-08 11:16:15,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:15,274 INFO L280 TraceCheckUtils]: 0: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,275 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {189#true} {189#true} #443#return; {189#true} is VALID [2020-07-08 11:16:15,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:15,279 INFO L280 TraceCheckUtils]: 0: Hoare triple {189#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {189#true} is VALID [2020-07-08 11:16:15,280 INFO L280 TraceCheckUtils]: 1: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,280 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {189#true} {189#true} #445#return; {189#true} is VALID [2020-07-08 11:16:15,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:15,284 INFO L280 TraceCheckUtils]: 0: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,285 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {189#true} {189#true} #447#return; {189#true} is VALID [2020-07-08 11:16:15,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:15,291 INFO L280 TraceCheckUtils]: 0: Hoare triple {189#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {189#true} is VALID [2020-07-08 11:16:15,292 INFO L280 TraceCheckUtils]: 1: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,292 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {189#true} {190#false} #537#return; {190#false} is VALID [2020-07-08 11:16:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:15,298 INFO L280 TraceCheckUtils]: 0: Hoare triple {189#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {189#true} is VALID [2020-07-08 11:16:15,298 INFO L280 TraceCheckUtils]: 1: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,298 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {189#true} {190#false} #539#return; {190#false} is VALID [2020-07-08 11:16:15,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:15,303 INFO L280 TraceCheckUtils]: 0: Hoare triple {189#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {189#true} is VALID [2020-07-08 11:16:15,303 INFO L280 TraceCheckUtils]: 1: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,304 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {189#true} {190#false} #541#return; {190#false} is VALID [2020-07-08 11:16:15,310 INFO L263 TraceCheckUtils]: 0: Hoare triple {189#true} call ULTIMATE.init(); {212#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:16:15,310 INFO L280 TraceCheckUtils]: 1: Hoare triple {212#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #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~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {189#true} is VALID [2020-07-08 11:16:15,311 INFO L280 TraceCheckUtils]: 2: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,311 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {189#true} {189#true} #545#return; {189#true} is VALID [2020-07-08 11:16:15,311 INFO L263 TraceCheckUtils]: 4: Hoare triple {189#true} call #t~ret75 := main(); {189#true} is VALID [2020-07-08 11:16:15,312 INFO L280 TraceCheckUtils]: 5: Hoare triple {189#true} havoc ~retValue_acc~6;havoc ~tmp~8; {189#true} is VALID [2020-07-08 11:16:15,312 INFO L263 TraceCheckUtils]: 6: Hoare triple {189#true} call select_helpers(); {189#true} is VALID [2020-07-08 11:16:15,312 INFO L280 TraceCheckUtils]: 7: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,312 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {189#true} {189#true} #441#return; {189#true} is VALID [2020-07-08 11:16:15,313 INFO L263 TraceCheckUtils]: 9: Hoare triple {189#true} call select_features(); {189#true} is VALID [2020-07-08 11:16:15,313 INFO L280 TraceCheckUtils]: 10: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,313 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {189#true} {189#true} #443#return; {189#true} is VALID [2020-07-08 11:16:15,314 INFO L263 TraceCheckUtils]: 12: Hoare triple {189#true} call #t~ret60 := valid_product(); {189#true} is VALID [2020-07-08 11:16:15,314 INFO L280 TraceCheckUtils]: 13: Hoare triple {189#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {189#true} is VALID [2020-07-08 11:16:15,314 INFO L280 TraceCheckUtils]: 14: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,315 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {189#true} {189#true} #445#return; {189#true} is VALID [2020-07-08 11:16:15,315 INFO L280 TraceCheckUtils]: 16: Hoare triple {189#true} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~8 := #t~ret60;havoc #t~ret60; {189#true} is VALID [2020-07-08 11:16:15,316 INFO L280 TraceCheckUtils]: 17: Hoare triple {189#true} assume 0 != ~tmp~8; {189#true} is VALID [2020-07-08 11:16:15,316 INFO L263 TraceCheckUtils]: 18: Hoare triple {189#true} call setup(); {189#true} is VALID [2020-07-08 11:16:15,316 INFO L280 TraceCheckUtils]: 19: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,316 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {189#true} {189#true} #447#return; {189#true} is VALID [2020-07-08 11:16:15,317 INFO L263 TraceCheckUtils]: 21: Hoare triple {189#true} call runTest(); {189#true} is VALID [2020-07-08 11:16:15,317 INFO L263 TraceCheckUtils]: 22: Hoare triple {189#true} call test(); {189#true} is VALID [2020-07-08 11:16:15,317 INFO L280 TraceCheckUtils]: 23: Hoare triple {189#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {189#true} is VALID [2020-07-08 11:16:15,319 INFO L280 TraceCheckUtils]: 24: Hoare triple {189#true} assume false; {190#false} is VALID [2020-07-08 11:16:15,320 INFO L263 TraceCheckUtils]: 25: Hoare triple {190#false} call cleanup(); {190#false} is VALID [2020-07-08 11:16:15,320 INFO L280 TraceCheckUtils]: 26: Hoare triple {190#false} havoc ~i~0;havoc ~__cil_tmp2~0; {190#false} is VALID [2020-07-08 11:16:15,321 INFO L263 TraceCheckUtils]: 27: Hoare triple {190#false} call timeShift(); {190#false} is VALID [2020-07-08 11:16:15,321 INFO L280 TraceCheckUtils]: 28: Hoare triple {190#false} assume !(0 != ~pumpRunning~0); {190#false} is VALID [2020-07-08 11:16:15,321 INFO L280 TraceCheckUtils]: 29: Hoare triple {190#false} assume !(0 != ~systemActive~0); {190#false} is VALID [2020-07-08 11:16:15,322 INFO L263 TraceCheckUtils]: 30: Hoare triple {190#false} call __utac_acc__Specification3_spec__1(); {190#false} is VALID [2020-07-08 11:16:15,322 INFO L280 TraceCheckUtils]: 31: Hoare triple {190#false} havoc ~tmp~9;havoc ~tmp___0~2;havoc ~tmp___1~1; {190#false} is VALID [2020-07-08 11:16:15,322 INFO L263 TraceCheckUtils]: 32: Hoare triple {190#false} call #t~ret61 := isMethaneLevelCritical(); {189#true} is VALID [2020-07-08 11:16:15,323 INFO L280 TraceCheckUtils]: 33: Hoare triple {189#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {189#true} is VALID [2020-07-08 11:16:15,323 INFO L280 TraceCheckUtils]: 34: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,323 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {189#true} {190#false} #537#return; {190#false} is VALID [2020-07-08 11:16:15,324 INFO L280 TraceCheckUtils]: 36: Hoare triple {190#false} assume -2147483648 <= #t~ret61 && #t~ret61 <= 2147483647;~tmp~9 := #t~ret61;havoc #t~ret61; {190#false} is VALID [2020-07-08 11:16:15,324 INFO L280 TraceCheckUtils]: 37: Hoare triple {190#false} assume !(0 != ~tmp~9); {190#false} is VALID [2020-07-08 11:16:15,324 INFO L263 TraceCheckUtils]: 38: Hoare triple {190#false} call #t~ret62 := getWaterLevel(); {189#true} is VALID [2020-07-08 11:16:15,325 INFO L280 TraceCheckUtils]: 39: Hoare triple {189#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {189#true} is VALID [2020-07-08 11:16:15,325 INFO L280 TraceCheckUtils]: 40: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,325 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {189#true} {190#false} #539#return; {190#false} is VALID [2020-07-08 11:16:15,326 INFO L280 TraceCheckUtils]: 42: Hoare triple {190#false} assume -2147483648 <= #t~ret62 && #t~ret62 <= 2147483647;~tmp___0~2 := #t~ret62;havoc #t~ret62; {190#false} is VALID [2020-07-08 11:16:15,326 INFO L280 TraceCheckUtils]: 43: Hoare triple {190#false} assume 2 == ~tmp___0~2; {190#false} is VALID [2020-07-08 11:16:15,326 INFO L263 TraceCheckUtils]: 44: Hoare triple {190#false} call #t~ret63 := isPumpRunning(); {189#true} is VALID [2020-07-08 11:16:15,327 INFO L280 TraceCheckUtils]: 45: Hoare triple {189#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {189#true} is VALID [2020-07-08 11:16:15,327 INFO L280 TraceCheckUtils]: 46: Hoare triple {189#true} assume true; {189#true} is VALID [2020-07-08 11:16:15,327 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {189#true} {190#false} #541#return; {190#false} is VALID [2020-07-08 11:16:15,328 INFO L280 TraceCheckUtils]: 48: Hoare triple {190#false} assume -2147483648 <= #t~ret63 && #t~ret63 <= 2147483647;~tmp___1~1 := #t~ret63;havoc #t~ret63; {190#false} is VALID [2020-07-08 11:16:15,328 INFO L280 TraceCheckUtils]: 49: Hoare triple {190#false} assume !(0 != ~tmp___1~1); {190#false} is VALID [2020-07-08 11:16:15,328 INFO L263 TraceCheckUtils]: 50: Hoare triple {190#false} call __automaton_fail(); {190#false} is VALID [2020-07-08 11:16:15,329 INFO L280 TraceCheckUtils]: 51: Hoare triple {190#false} assume !false; {190#false} is VALID [2020-07-08 11:16:15,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:16:15,340 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442178993] [2020-07-08 11:16:15,341 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:16:15,342 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-08 11:16:15,342 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24781683] [2020-07-08 11:16:15,349 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:16:15,352 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:16:15,356 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-08 11:16:15,457 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:15,457 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-08 11:16:15,458 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:16:15,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-08 11:16:15,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:16:15,469 INFO L87 Difference]: Start difference. First operand 186 states. Second operand 3 states. [2020-07-08 11:16:20,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:20,404 INFO L93 Difference]: Finished difference Result 314 states and 413 transitions. [2020-07-08 11:16:20,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-08 11:16:20,404 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:16:20,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:16:20,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:16:20,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 413 transitions. [2020-07-08 11:16:20,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:16:20,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 413 transitions. [2020-07-08 11:16:20,488 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 413 transitions. [2020-07-08 11:16:22,029 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 413 edges. 413 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:22,054 INFO L225 Difference]: With dead ends: 314 [2020-07-08 11:16:22,055 INFO L226 Difference]: Without dead ends: 170 [2020-07-08 11:16:22,060 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:16:22,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2020-07-08 11:16:23,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 135. [2020-07-08 11:16:23,438 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:16:23,439 INFO L82 GeneralOperation]: Start isEquivalent. First operand 170 states. Second operand 135 states. [2020-07-08 11:16:23,440 INFO L74 IsIncluded]: Start isIncluded. First operand 170 states. Second operand 135 states. [2020-07-08 11:16:23,440 INFO L87 Difference]: Start difference. First operand 170 states. Second operand 135 states. [2020-07-08 11:16:23,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:23,457 INFO L93 Difference]: Finished difference Result 170 states and 216 transitions. [2020-07-08 11:16:23,457 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 216 transitions. [2020-07-08 11:16:23,460 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:23,461 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:23,461 INFO L74 IsIncluded]: Start isIncluded. First operand 135 states. Second operand 170 states. [2020-07-08 11:16:23,461 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 170 states. [2020-07-08 11:16:23,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:23,476 INFO L93 Difference]: Finished difference Result 170 states and 216 transitions. [2020-07-08 11:16:23,476 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 216 transitions. [2020-07-08 11:16:23,479 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:23,479 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:23,479 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:16:23,479 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:16:23,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2020-07-08 11:16:23,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 160 transitions. [2020-07-08 11:16:23,489 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 160 transitions. Word has length 52 [2020-07-08 11:16:23,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:16:23,490 INFO L479 AbstractCegarLoop]: Abstraction has 135 states and 160 transitions. [2020-07-08 11:16:23,490 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-08 11:16:23,490 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 160 transitions. [2020-07-08 11:16:23,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-08 11:16:23,493 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:23,493 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:16:23,494 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 11:16:23,494 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:23,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:23,495 INFO L82 PathProgramCache]: Analyzing trace with hash 364620848, now seen corresponding path program 1 times [2020-07-08 11:16:23,495 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:23,495 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124051115] [2020-07-08 11:16:23,495 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:23,894 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:16:23,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:23,950 INFO L280 TraceCheckUtils]: 0: Hoare triple {1213#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #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~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1189#true} is VALID [2020-07-08 11:16:23,951 INFO L280 TraceCheckUtils]: 1: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:23,951 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1189#true} {1189#true} #545#return; {1189#true} is VALID [2020-07-08 11:16:23,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:23,954 INFO L280 TraceCheckUtils]: 0: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:23,954 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1189#true} {1189#true} #441#return; {1189#true} is VALID [2020-07-08 11:16:23,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:23,957 INFO L280 TraceCheckUtils]: 0: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:23,957 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1189#true} {1189#true} #443#return; {1189#true} is VALID [2020-07-08 11:16:23,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:23,960 INFO L280 TraceCheckUtils]: 0: Hoare triple {1189#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {1189#true} is VALID [2020-07-08 11:16:23,961 INFO L280 TraceCheckUtils]: 1: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:23,961 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1189#true} {1189#true} #445#return; {1189#true} is VALID [2020-07-08 11:16:23,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:23,972 INFO L280 TraceCheckUtils]: 0: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:23,972 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1189#true} {1189#true} #447#return; {1189#true} is VALID [2020-07-08 11:16:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:23,980 INFO L280 TraceCheckUtils]: 0: Hoare triple {1189#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1189#true} is VALID [2020-07-08 11:16:23,980 INFO L280 TraceCheckUtils]: 1: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:23,980 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1189#true} {1190#false} #537#return; {1190#false} is VALID [2020-07-08 11:16:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:23,987 INFO L280 TraceCheckUtils]: 0: Hoare triple {1189#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1189#true} is VALID [2020-07-08 11:16:23,988 INFO L280 TraceCheckUtils]: 1: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:23,988 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1189#true} {1190#false} #539#return; {1190#false} is VALID [2020-07-08 11:16:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:23,992 INFO L280 TraceCheckUtils]: 0: Hoare triple {1189#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {1189#true} is VALID [2020-07-08 11:16:23,993 INFO L280 TraceCheckUtils]: 1: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:23,993 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1189#true} {1190#false} #541#return; {1190#false} is VALID [2020-07-08 11:16:23,999 INFO L263 TraceCheckUtils]: 0: Hoare triple {1189#true} call ULTIMATE.init(); {1213#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:16:23,999 INFO L280 TraceCheckUtils]: 1: Hoare triple {1213#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #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~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1189#true} is VALID [2020-07-08 11:16:24,000 INFO L280 TraceCheckUtils]: 2: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:24,000 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1189#true} {1189#true} #545#return; {1189#true} is VALID [2020-07-08 11:16:24,000 INFO L263 TraceCheckUtils]: 4: Hoare triple {1189#true} call #t~ret75 := main(); {1189#true} is VALID [2020-07-08 11:16:24,000 INFO L280 TraceCheckUtils]: 5: Hoare triple {1189#true} havoc ~retValue_acc~6;havoc ~tmp~8; {1189#true} is VALID [2020-07-08 11:16:24,001 INFO L263 TraceCheckUtils]: 6: Hoare triple {1189#true} call select_helpers(); {1189#true} is VALID [2020-07-08 11:16:24,001 INFO L280 TraceCheckUtils]: 7: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:24,001 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1189#true} {1189#true} #441#return; {1189#true} is VALID [2020-07-08 11:16:24,001 INFO L263 TraceCheckUtils]: 9: Hoare triple {1189#true} call select_features(); {1189#true} is VALID [2020-07-08 11:16:24,001 INFO L280 TraceCheckUtils]: 10: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:24,002 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1189#true} {1189#true} #443#return; {1189#true} is VALID [2020-07-08 11:16:24,002 INFO L263 TraceCheckUtils]: 12: Hoare triple {1189#true} call #t~ret60 := valid_product(); {1189#true} is VALID [2020-07-08 11:16:24,002 INFO L280 TraceCheckUtils]: 13: Hoare triple {1189#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {1189#true} is VALID [2020-07-08 11:16:24,003 INFO L280 TraceCheckUtils]: 14: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:24,003 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1189#true} {1189#true} #445#return; {1189#true} is VALID [2020-07-08 11:16:24,003 INFO L280 TraceCheckUtils]: 16: Hoare triple {1189#true} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~8 := #t~ret60;havoc #t~ret60; {1189#true} is VALID [2020-07-08 11:16:24,003 INFO L280 TraceCheckUtils]: 17: Hoare triple {1189#true} assume 0 != ~tmp~8; {1189#true} is VALID [2020-07-08 11:16:24,004 INFO L263 TraceCheckUtils]: 18: Hoare triple {1189#true} call setup(); {1189#true} is VALID [2020-07-08 11:16:24,004 INFO L280 TraceCheckUtils]: 19: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:24,004 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1189#true} {1189#true} #447#return; {1189#true} is VALID [2020-07-08 11:16:24,005 INFO L263 TraceCheckUtils]: 21: Hoare triple {1189#true} call runTest(); {1189#true} is VALID [2020-07-08 11:16:24,005 INFO L263 TraceCheckUtils]: 22: Hoare triple {1189#true} call test(); {1189#true} is VALID [2020-07-08 11:16:24,006 INFO L280 TraceCheckUtils]: 23: Hoare triple {1189#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1203#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:16:24,006 INFO L280 TraceCheckUtils]: 24: Hoare triple {1203#(= 0 test_~splverifierCounter~0)} assume !false; {1203#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:16:24,007 INFO L280 TraceCheckUtils]: 25: Hoare triple {1203#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1190#false} is VALID [2020-07-08 11:16:24,007 INFO L263 TraceCheckUtils]: 26: Hoare triple {1190#false} call cleanup(); {1190#false} is VALID [2020-07-08 11:16:24,008 INFO L280 TraceCheckUtils]: 27: Hoare triple {1190#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1190#false} is VALID [2020-07-08 11:16:24,008 INFO L263 TraceCheckUtils]: 28: Hoare triple {1190#false} call timeShift(); {1190#false} is VALID [2020-07-08 11:16:24,008 INFO L280 TraceCheckUtils]: 29: Hoare triple {1190#false} assume !(0 != ~pumpRunning~0); {1190#false} is VALID [2020-07-08 11:16:24,009 INFO L280 TraceCheckUtils]: 30: Hoare triple {1190#false} assume !(0 != ~systemActive~0); {1190#false} is VALID [2020-07-08 11:16:24,009 INFO L263 TraceCheckUtils]: 31: Hoare triple {1190#false} call __utac_acc__Specification3_spec__1(); {1190#false} is VALID [2020-07-08 11:16:24,009 INFO L280 TraceCheckUtils]: 32: Hoare triple {1190#false} havoc ~tmp~9;havoc ~tmp___0~2;havoc ~tmp___1~1; {1190#false} is VALID [2020-07-08 11:16:24,009 INFO L263 TraceCheckUtils]: 33: Hoare triple {1190#false} call #t~ret61 := isMethaneLevelCritical(); {1189#true} is VALID [2020-07-08 11:16:24,010 INFO L280 TraceCheckUtils]: 34: Hoare triple {1189#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {1189#true} is VALID [2020-07-08 11:16:24,010 INFO L280 TraceCheckUtils]: 35: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:24,010 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1189#true} {1190#false} #537#return; {1190#false} is VALID [2020-07-08 11:16:24,010 INFO L280 TraceCheckUtils]: 37: Hoare triple {1190#false} assume -2147483648 <= #t~ret61 && #t~ret61 <= 2147483647;~tmp~9 := #t~ret61;havoc #t~ret61; {1190#false} is VALID [2020-07-08 11:16:24,011 INFO L280 TraceCheckUtils]: 38: Hoare triple {1190#false} assume !(0 != ~tmp~9); {1190#false} is VALID [2020-07-08 11:16:24,011 INFO L263 TraceCheckUtils]: 39: Hoare triple {1190#false} call #t~ret62 := getWaterLevel(); {1189#true} is VALID [2020-07-08 11:16:24,011 INFO L280 TraceCheckUtils]: 40: Hoare triple {1189#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {1189#true} is VALID [2020-07-08 11:16:24,012 INFO L280 TraceCheckUtils]: 41: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:24,012 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1189#true} {1190#false} #539#return; {1190#false} is VALID [2020-07-08 11:16:24,012 INFO L280 TraceCheckUtils]: 43: Hoare triple {1190#false} assume -2147483648 <= #t~ret62 && #t~ret62 <= 2147483647;~tmp___0~2 := #t~ret62;havoc #t~ret62; {1190#false} is VALID [2020-07-08 11:16:24,012 INFO L280 TraceCheckUtils]: 44: Hoare triple {1190#false} assume 2 == ~tmp___0~2; {1190#false} is VALID [2020-07-08 11:16:24,013 INFO L263 TraceCheckUtils]: 45: Hoare triple {1190#false} call #t~ret63 := isPumpRunning(); {1189#true} is VALID [2020-07-08 11:16:24,013 INFO L280 TraceCheckUtils]: 46: Hoare triple {1189#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {1189#true} is VALID [2020-07-08 11:16:24,013 INFO L280 TraceCheckUtils]: 47: Hoare triple {1189#true} assume true; {1189#true} is VALID [2020-07-08 11:16:24,013 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1189#true} {1190#false} #541#return; {1190#false} is VALID [2020-07-08 11:16:24,014 INFO L280 TraceCheckUtils]: 49: Hoare triple {1190#false} assume -2147483648 <= #t~ret63 && #t~ret63 <= 2147483647;~tmp___1~1 := #t~ret63;havoc #t~ret63; {1190#false} is VALID [2020-07-08 11:16:24,014 INFO L280 TraceCheckUtils]: 50: Hoare triple {1190#false} assume !(0 != ~tmp___1~1); {1190#false} is VALID [2020-07-08 11:16:24,014 INFO L263 TraceCheckUtils]: 51: Hoare triple {1190#false} call __automaton_fail(); {1190#false} is VALID [2020-07-08 11:16:24,015 INFO L280 TraceCheckUtils]: 52: Hoare triple {1190#false} assume !false; {1190#false} is VALID [2020-07-08 11:16:24,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:16:24,021 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124051115] [2020-07-08 11:16:24,022 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:16:24,022 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 11:16:24,022 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108803058] [2020-07-08 11:16:24,024 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:16:24,025 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:16:24,025 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 11:16:24,083 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:24,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 11:16:24,083 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:16:24,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 11:16:24,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 11:16:24,084 INFO L87 Difference]: Start difference. First operand 135 states and 160 transitions. Second operand 4 states. [2020-07-08 11:16:25,317 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:16:29,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:29,204 INFO L93 Difference]: Finished difference Result 237 states and 292 transitions. [2020-07-08 11:16:29,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 11:16:29,204 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:16:29,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:16:29,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:16:29,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 292 transitions. [2020-07-08 11:16:29,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:16:29,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 292 transitions. [2020-07-08 11:16:29,223 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 292 transitions. [2020-07-08 11:16:30,298 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 292 edges. 292 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:30,306 INFO L225 Difference]: With dead ends: 237 [2020-07-08 11:16:30,306 INFO L226 Difference]: Without dead ends: 154 [2020-07-08 11:16:30,307 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-08 11:16:30,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-07-08 11:16:31,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 126. [2020-07-08 11:16:31,692 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:16:31,692 INFO L82 GeneralOperation]: Start isEquivalent. First operand 154 states. Second operand 126 states. [2020-07-08 11:16:31,692 INFO L74 IsIncluded]: Start isIncluded. First operand 154 states. Second operand 126 states. [2020-07-08 11:16:31,692 INFO L87 Difference]: Start difference. First operand 154 states. Second operand 126 states. [2020-07-08 11:16:31,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:31,702 INFO L93 Difference]: Finished difference Result 154 states and 192 transitions. [2020-07-08 11:16:31,702 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 192 transitions. [2020-07-08 11:16:31,703 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:31,704 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:31,704 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand 154 states. [2020-07-08 11:16:31,704 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 154 states. [2020-07-08 11:16:31,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:31,712 INFO L93 Difference]: Finished difference Result 154 states and 192 transitions. [2020-07-08 11:16:31,713 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 192 transitions. [2020-07-08 11:16:31,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:31,714 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:31,714 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:16:31,714 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:16:31,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-07-08 11:16:31,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 148 transitions. [2020-07-08 11:16:31,720 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 148 transitions. Word has length 53 [2020-07-08 11:16:31,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:16:31,720 INFO L479 AbstractCegarLoop]: Abstraction has 126 states and 148 transitions. [2020-07-08 11:16:31,721 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 11:16:31,721 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 148 transitions. [2020-07-08 11:16:31,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-08 11:16:31,722 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:31,723 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] [2020-07-08 11:16:31,723 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 11:16:31,723 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:31,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:31,724 INFO L82 PathProgramCache]: Analyzing trace with hash -840364754, now seen corresponding path program 1 times [2020-07-08 11:16:31,724 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:31,724 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458689723] [2020-07-08 11:16:31,724 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:31,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:32,122 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:16:32,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:32,207 INFO L280 TraceCheckUtils]: 0: Hoare triple {2074#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #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~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2052#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:32,208 INFO L280 TraceCheckUtils]: 1: Hoare triple {2052#(= 1 ~systemActive~0)} assume true; {2052#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:32,209 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2052#(= 1 ~systemActive~0)} {2047#true} #545#return; {2052#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:32,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:32,213 INFO L280 TraceCheckUtils]: 0: Hoare triple {2047#true} assume true; {2047#true} is VALID [2020-07-08 11:16:32,214 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2047#true} {2052#(= 1 ~systemActive~0)} #441#return; {2052#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:32,225 INFO L280 TraceCheckUtils]: 0: Hoare triple {2047#true} assume true; {2047#true} is VALID [2020-07-08 11:16:32,226 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2047#true} {2052#(= 1 ~systemActive~0)} #443#return; {2052#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:32,245 INFO L280 TraceCheckUtils]: 0: Hoare triple {2047#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {2075#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:16:32,246 INFO L280 TraceCheckUtils]: 1: Hoare triple {2075#(= 1 |valid_product_#res|)} assume true; {2075#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:16:32,248 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2075#(= 1 |valid_product_#res|)} {2052#(= 1 ~systemActive~0)} #445#return; {2060#(= |main_#t~ret60| ~systemActive~0)} is VALID [2020-07-08 11:16:32,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:32,252 INFO L280 TraceCheckUtils]: 0: Hoare triple {2047#true} assume true; {2047#true} is VALID [2020-07-08 11:16:32,253 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2047#true} {2062#(not (= 0 ~systemActive~0))} #447#return; {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:32,256 INFO L280 TraceCheckUtils]: 0: Hoare triple {2047#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {2047#true} is VALID [2020-07-08 11:16:32,257 INFO L280 TraceCheckUtils]: 1: Hoare triple {2047#true} assume true; {2047#true} is VALID [2020-07-08 11:16:32,257 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2047#true} {2048#false} #537#return; {2048#false} is VALID [2020-07-08 11:16:32,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:32,261 INFO L280 TraceCheckUtils]: 0: Hoare triple {2047#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {2047#true} is VALID [2020-07-08 11:16:32,261 INFO L280 TraceCheckUtils]: 1: Hoare triple {2047#true} assume true; {2047#true} is VALID [2020-07-08 11:16:32,262 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2047#true} {2048#false} #539#return; {2048#false} is VALID [2020-07-08 11:16:32,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:32,265 INFO L280 TraceCheckUtils]: 0: Hoare triple {2047#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {2047#true} is VALID [2020-07-08 11:16:32,266 INFO L280 TraceCheckUtils]: 1: Hoare triple {2047#true} assume true; {2047#true} is VALID [2020-07-08 11:16:32,266 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2047#true} {2048#false} #541#return; {2048#false} is VALID [2020-07-08 11:16:32,272 INFO L263 TraceCheckUtils]: 0: Hoare triple {2047#true} call ULTIMATE.init(); {2074#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:16:32,280 INFO L280 TraceCheckUtils]: 1: Hoare triple {2074#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #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~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2052#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:32,281 INFO L280 TraceCheckUtils]: 2: Hoare triple {2052#(= 1 ~systemActive~0)} assume true; {2052#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:32,282 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2052#(= 1 ~systemActive~0)} {2047#true} #545#return; {2052#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:32,282 INFO L263 TraceCheckUtils]: 4: Hoare triple {2052#(= 1 ~systemActive~0)} call #t~ret75 := main(); {2052#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:32,283 INFO L280 TraceCheckUtils]: 5: Hoare triple {2052#(= 1 ~systemActive~0)} havoc ~retValue_acc~6;havoc ~tmp~8; {2052#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:32,283 INFO L263 TraceCheckUtils]: 6: Hoare triple {2052#(= 1 ~systemActive~0)} call select_helpers(); {2047#true} is VALID [2020-07-08 11:16:32,284 INFO L280 TraceCheckUtils]: 7: Hoare triple {2047#true} assume true; {2047#true} is VALID [2020-07-08 11:16:32,285 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2047#true} {2052#(= 1 ~systemActive~0)} #441#return; {2052#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:32,285 INFO L263 TraceCheckUtils]: 9: Hoare triple {2052#(= 1 ~systemActive~0)} call select_features(); {2047#true} is VALID [2020-07-08 11:16:32,285 INFO L280 TraceCheckUtils]: 10: Hoare triple {2047#true} assume true; {2047#true} is VALID [2020-07-08 11:16:32,286 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2047#true} {2052#(= 1 ~systemActive~0)} #443#return; {2052#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:16:32,286 INFO L263 TraceCheckUtils]: 12: Hoare triple {2052#(= 1 ~systemActive~0)} call #t~ret60 := valid_product(); {2047#true} is VALID [2020-07-08 11:16:32,287 INFO L280 TraceCheckUtils]: 13: Hoare triple {2047#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {2075#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:16:32,288 INFO L280 TraceCheckUtils]: 14: Hoare triple {2075#(= 1 |valid_product_#res|)} assume true; {2075#(= 1 |valid_product_#res|)} is VALID [2020-07-08 11:16:32,289 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2075#(= 1 |valid_product_#res|)} {2052#(= 1 ~systemActive~0)} #445#return; {2060#(= |main_#t~ret60| ~systemActive~0)} is VALID [2020-07-08 11:16:32,289 INFO L280 TraceCheckUtils]: 16: Hoare triple {2060#(= |main_#t~ret60| ~systemActive~0)} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~8 := #t~ret60;havoc #t~ret60; {2061#(= main_~tmp~8 ~systemActive~0)} is VALID [2020-07-08 11:16:32,290 INFO L280 TraceCheckUtils]: 17: Hoare triple {2061#(= main_~tmp~8 ~systemActive~0)} assume 0 != ~tmp~8; {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,290 INFO L263 TraceCheckUtils]: 18: Hoare triple {2062#(not (= 0 ~systemActive~0))} call setup(); {2047#true} is VALID [2020-07-08 11:16:32,291 INFO L280 TraceCheckUtils]: 19: Hoare triple {2047#true} assume true; {2047#true} is VALID [2020-07-08 11:16:32,291 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2047#true} {2062#(not (= 0 ~systemActive~0))} #447#return; {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,292 INFO L263 TraceCheckUtils]: 21: Hoare triple {2062#(not (= 0 ~systemActive~0))} call runTest(); {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,293 INFO L263 TraceCheckUtils]: 22: Hoare triple {2062#(not (= 0 ~systemActive~0))} call test(); {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,294 INFO L280 TraceCheckUtils]: 23: Hoare triple {2062#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,294 INFO L280 TraceCheckUtils]: 24: Hoare triple {2062#(not (= 0 ~systemActive~0))} assume !false; {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,296 INFO L280 TraceCheckUtils]: 25: Hoare triple {2062#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,302 INFO L280 TraceCheckUtils]: 26: Hoare triple {2062#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet35 && #t~nondet35 <= 2147483647;~tmp~3 := #t~nondet35;havoc #t~nondet35; {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,303 INFO L280 TraceCheckUtils]: 27: Hoare triple {2062#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~3); {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,304 INFO L280 TraceCheckUtils]: 28: Hoare triple {2062#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet36 && #t~nondet36 <= 2147483647;~tmp___0~0 := #t~nondet36;havoc #t~nondet36; {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,304 INFO L280 TraceCheckUtils]: 29: Hoare triple {2062#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,305 INFO L280 TraceCheckUtils]: 30: Hoare triple {2062#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet37 && #t~nondet37 <= 2147483647;~tmp___2~0 := #t~nondet37;havoc #t~nondet37; {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,306 INFO L280 TraceCheckUtils]: 31: Hoare triple {2062#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet38 && #t~nondet38 <= 2147483647;~tmp___1~0 := #t~nondet38;havoc #t~nondet38; {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,306 INFO L280 TraceCheckUtils]: 32: Hoare triple {2062#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___1~0); {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,307 INFO L263 TraceCheckUtils]: 33: Hoare triple {2062#(not (= 0 ~systemActive~0))} call timeShift(); {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,307 INFO L280 TraceCheckUtils]: 34: Hoare triple {2062#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2062#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:16:32,308 INFO L280 TraceCheckUtils]: 35: Hoare triple {2062#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {2048#false} is VALID [2020-07-08 11:16:32,308 INFO L263 TraceCheckUtils]: 36: Hoare triple {2048#false} call __utac_acc__Specification3_spec__1(); {2048#false} is VALID [2020-07-08 11:16:32,308 INFO L280 TraceCheckUtils]: 37: Hoare triple {2048#false} havoc ~tmp~9;havoc ~tmp___0~2;havoc ~tmp___1~1; {2048#false} is VALID [2020-07-08 11:16:32,309 INFO L263 TraceCheckUtils]: 38: Hoare triple {2048#false} call #t~ret61 := isMethaneLevelCritical(); {2047#true} is VALID [2020-07-08 11:16:32,309 INFO L280 TraceCheckUtils]: 39: Hoare triple {2047#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {2047#true} is VALID [2020-07-08 11:16:32,309 INFO L280 TraceCheckUtils]: 40: Hoare triple {2047#true} assume true; {2047#true} is VALID [2020-07-08 11:16:32,309 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {2047#true} {2048#false} #537#return; {2048#false} is VALID [2020-07-08 11:16:32,310 INFO L280 TraceCheckUtils]: 42: Hoare triple {2048#false} assume -2147483648 <= #t~ret61 && #t~ret61 <= 2147483647;~tmp~9 := #t~ret61;havoc #t~ret61; {2048#false} is VALID [2020-07-08 11:16:32,310 INFO L280 TraceCheckUtils]: 43: Hoare triple {2048#false} assume !(0 != ~tmp~9); {2048#false} is VALID [2020-07-08 11:16:32,310 INFO L263 TraceCheckUtils]: 44: Hoare triple {2048#false} call #t~ret62 := getWaterLevel(); {2047#true} is VALID [2020-07-08 11:16:32,310 INFO L280 TraceCheckUtils]: 45: Hoare triple {2047#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {2047#true} is VALID [2020-07-08 11:16:32,311 INFO L280 TraceCheckUtils]: 46: Hoare triple {2047#true} assume true; {2047#true} is VALID [2020-07-08 11:16:32,311 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {2047#true} {2048#false} #539#return; {2048#false} is VALID [2020-07-08 11:16:32,311 INFO L280 TraceCheckUtils]: 48: Hoare triple {2048#false} assume -2147483648 <= #t~ret62 && #t~ret62 <= 2147483647;~tmp___0~2 := #t~ret62;havoc #t~ret62; {2048#false} is VALID [2020-07-08 11:16:32,311 INFO L280 TraceCheckUtils]: 49: Hoare triple {2048#false} assume 2 == ~tmp___0~2; {2048#false} is VALID [2020-07-08 11:16:32,311 INFO L263 TraceCheckUtils]: 50: Hoare triple {2048#false} call #t~ret63 := isPumpRunning(); {2047#true} is VALID [2020-07-08 11:16:32,312 INFO L280 TraceCheckUtils]: 51: Hoare triple {2047#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {2047#true} is VALID [2020-07-08 11:16:32,312 INFO L280 TraceCheckUtils]: 52: Hoare triple {2047#true} assume true; {2047#true} is VALID [2020-07-08 11:16:32,312 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {2047#true} {2048#false} #541#return; {2048#false} is VALID [2020-07-08 11:16:32,312 INFO L280 TraceCheckUtils]: 54: Hoare triple {2048#false} assume -2147483648 <= #t~ret63 && #t~ret63 <= 2147483647;~tmp___1~1 := #t~ret63;havoc #t~ret63; {2048#false} is VALID [2020-07-08 11:16:32,313 INFO L280 TraceCheckUtils]: 55: Hoare triple {2048#false} assume !(0 != ~tmp___1~1); {2048#false} is VALID [2020-07-08 11:16:32,313 INFO L263 TraceCheckUtils]: 56: Hoare triple {2048#false} call __automaton_fail(); {2048#false} is VALID [2020-07-08 11:16:32,313 INFO L280 TraceCheckUtils]: 57: Hoare triple {2048#false} assume !false; {2048#false} is VALID [2020-07-08 11:16:32,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:16:32,325 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458689723] [2020-07-08 11:16:32,326 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:16:32,326 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:16:32,326 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717121362] [2020-07-08 11:16:32,326 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-08 11:16:32,327 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:16:32,327 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:16:32,403 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:32,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:16:32,404 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:16:32,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:16:32,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:16:32,405 INFO L87 Difference]: Start difference. First operand 126 states and 148 transitions. Second operand 8 states. [2020-07-08 11:16:33,205 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:16:34,088 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:16:34,506 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:16:34,821 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:16:38,514 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:16:50,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:50,041 INFO L93 Difference]: Finished difference Result 439 states and 548 transitions. [2020-07-08 11:16:50,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-08 11:16:50,042 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-08 11:16:50,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:16:50,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:16:50,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 548 transitions. [2020-07-08 11:16:50,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:16:50,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 548 transitions. [2020-07-08 11:16:50,066 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 548 transitions. [2020-07-08 11:16:52,077 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 548 edges. 548 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:16:52,093 INFO L225 Difference]: With dead ends: 439 [2020-07-08 11:16:52,093 INFO L226 Difference]: Without dead ends: 337 [2020-07-08 11:16:52,094 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-08 11:16:52,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2020-07-08 11:16:55,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 272. [2020-07-08 11:16:55,084 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:16:55,084 INFO L82 GeneralOperation]: Start isEquivalent. First operand 337 states. Second operand 272 states. [2020-07-08 11:16:55,084 INFO L74 IsIncluded]: Start isIncluded. First operand 337 states. Second operand 272 states. [2020-07-08 11:16:55,084 INFO L87 Difference]: Start difference. First operand 337 states. Second operand 272 states. [2020-07-08 11:16:55,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:55,103 INFO L93 Difference]: Finished difference Result 337 states and 417 transitions. [2020-07-08 11:16:55,104 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 417 transitions. [2020-07-08 11:16:55,105 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:55,106 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:55,106 INFO L74 IsIncluded]: Start isIncluded. First operand 272 states. Second operand 337 states. [2020-07-08 11:16:55,106 INFO L87 Difference]: Start difference. First operand 272 states. Second operand 337 states. [2020-07-08 11:16:55,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:16:55,124 INFO L93 Difference]: Finished difference Result 337 states and 417 transitions. [2020-07-08 11:16:55,124 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 417 transitions. [2020-07-08 11:16:55,126 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:16:55,126 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:16:55,126 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:16:55,126 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:16:55,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2020-07-08 11:16:55,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 331 transitions. [2020-07-08 11:16:55,139 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 331 transitions. Word has length 58 [2020-07-08 11:16:55,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:16:55,139 INFO L479 AbstractCegarLoop]: Abstraction has 272 states and 331 transitions. [2020-07-08 11:16:55,139 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:16:55,140 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 331 transitions. [2020-07-08 11:16:55,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-08 11:16:55,142 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:16:55,142 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 11:16:55,142 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 11:16:55,142 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:16:55,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:16:55,143 INFO L82 PathProgramCache]: Analyzing trace with hash -1271614513, now seen corresponding path program 1 times [2020-07-08 11:16:55,143 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:16:55,143 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233901260] [2020-07-08 11:16:55,143 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:16:55,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:55,534 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:16:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:55,633 INFO L280 TraceCheckUtils]: 0: Hoare triple {3798#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #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~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,634 INFO L280 TraceCheckUtils]: 1: Hoare triple {3773#(= 1 ~waterLevel~0)} assume true; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,634 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3773#(= 1 ~waterLevel~0)} {3768#true} #545#return; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:55,638 INFO L280 TraceCheckUtils]: 0: Hoare triple {3768#true} assume true; {3768#true} is VALID [2020-07-08 11:16:55,639 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3768#true} {3773#(= 1 ~waterLevel~0)} #441#return; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:55,643 INFO L280 TraceCheckUtils]: 0: Hoare triple {3768#true} assume true; {3768#true} is VALID [2020-07-08 11:16:55,648 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3768#true} {3773#(= 1 ~waterLevel~0)} #443#return; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:55,651 INFO L280 TraceCheckUtils]: 0: Hoare triple {3768#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {3768#true} is VALID [2020-07-08 11:16:55,652 INFO L280 TraceCheckUtils]: 1: Hoare triple {3768#true} assume true; {3768#true} is VALID [2020-07-08 11:16:55,652 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3768#true} {3773#(= 1 ~waterLevel~0)} #445#return; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:55,657 INFO L280 TraceCheckUtils]: 0: Hoare triple {3768#true} assume true; {3768#true} is VALID [2020-07-08 11:16:55,658 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3768#true} {3773#(= 1 ~waterLevel~0)} #447#return; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:55,688 INFO L280 TraceCheckUtils]: 0: Hoare triple {3799#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3768#true} is VALID [2020-07-08 11:16:55,688 INFO L280 TraceCheckUtils]: 1: Hoare triple {3768#true} ~systemActive~0 := 0; {3768#true} is VALID [2020-07-08 11:16:55,689 INFO L280 TraceCheckUtils]: 2: Hoare triple {3768#true} assume true; {3768#true} is VALID [2020-07-08 11:16:55,691 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3768#true} {3773#(= 1 ~waterLevel~0)} #499#return; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:55,695 INFO L280 TraceCheckUtils]: 0: Hoare triple {3768#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {3768#true} is VALID [2020-07-08 11:16:55,696 INFO L280 TraceCheckUtils]: 1: Hoare triple {3768#true} assume true; {3768#true} is VALID [2020-07-08 11:16:55,696 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3768#true} {3773#(= 1 ~waterLevel~0)} #537#return; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:55,716 INFO L280 TraceCheckUtils]: 0: Hoare triple {3768#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {3800#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:16:55,716 INFO L280 TraceCheckUtils]: 1: Hoare triple {3800#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3800#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:16:55,717 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3800#(= |getWaterLevel_#res| ~waterLevel~0)} {3773#(= 1 ~waterLevel~0)} #539#return; {3793#(= 1 |__utac_acc__Specification3_spec__1_#t~ret62|)} is VALID [2020-07-08 11:16:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:16:55,721 INFO L280 TraceCheckUtils]: 0: Hoare triple {3768#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {3768#true} is VALID [2020-07-08 11:16:55,722 INFO L280 TraceCheckUtils]: 1: Hoare triple {3768#true} assume true; {3768#true} is VALID [2020-07-08 11:16:55,722 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3768#true} {3769#false} #541#return; {3769#false} is VALID [2020-07-08 11:16:55,727 INFO L263 TraceCheckUtils]: 0: Hoare triple {3768#true} call ULTIMATE.init(); {3798#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:16:55,733 INFO L280 TraceCheckUtils]: 1: Hoare triple {3798#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #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~string44.base, #t~string44.offset := #Ultimate.allocOnStack(13);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string46.base, #t~string46.offset, 1);call write~init~int(110, #t~string46.base, 1 + #t~string46.offset, 1);call write~init~int(0, #t~string46.base, 2 + #t~string46.offset, 1);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(102, #t~string48.base, 2 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 3 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string50.base, #t~string50.offset, 1);call write~init~int(80, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(117, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(109, #t~string50.base, 3 + #t~string50.offset, 1);call write~init~int(112, #t~string50.base, 4 + #t~string50.offset, 1);call write~init~int(58, #t~string50.base, 5 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 6 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string52.base, #t~string52.offset, 1);call write~init~int(110, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 2 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(102, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string56.base, #t~string56.offset, 1);call write~init~int(32, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string58.base, #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 1 + #t~string58.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string68.base, #t~string68.offset, 1);call write~init~int(77, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(101, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(116, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(104, #t~string68.base, 4 + #t~string68.offset, 1);call write~init~int(58, #t~string68.base, 5 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 6 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string70.base, #t~string70.offset, 1);call write~init~int(82, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(84, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string72.base, #t~string72.offset, 1);call write~init~int(75, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string74.base, #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 1 + #t~string74.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,734 INFO L280 TraceCheckUtils]: 2: Hoare triple {3773#(= 1 ~waterLevel~0)} assume true; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,738 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3773#(= 1 ~waterLevel~0)} {3768#true} #545#return; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,744 INFO L263 TraceCheckUtils]: 4: Hoare triple {3773#(= 1 ~waterLevel~0)} call #t~ret75 := main(); {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,747 INFO L280 TraceCheckUtils]: 5: Hoare triple {3773#(= 1 ~waterLevel~0)} havoc ~retValue_acc~6;havoc ~tmp~8; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,747 INFO L263 TraceCheckUtils]: 6: Hoare triple {3773#(= 1 ~waterLevel~0)} call select_helpers(); {3768#true} is VALID [2020-07-08 11:16:55,747 INFO L280 TraceCheckUtils]: 7: Hoare triple {3768#true} assume true; {3768#true} is VALID [2020-07-08 11:16:55,748 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3768#true} {3773#(= 1 ~waterLevel~0)} #441#return; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,748 INFO L263 TraceCheckUtils]: 9: Hoare triple {3773#(= 1 ~waterLevel~0)} call select_features(); {3768#true} is VALID [2020-07-08 11:16:55,748 INFO L280 TraceCheckUtils]: 10: Hoare triple {3768#true} assume true; {3768#true} is VALID [2020-07-08 11:16:55,749 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3768#true} {3773#(= 1 ~waterLevel~0)} #443#return; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,749 INFO L263 TraceCheckUtils]: 12: Hoare triple {3773#(= 1 ~waterLevel~0)} call #t~ret60 := valid_product(); {3768#true} is VALID [2020-07-08 11:16:55,749 INFO L280 TraceCheckUtils]: 13: Hoare triple {3768#true} havoc ~retValue_acc~8;~retValue_acc~8 := 1;#res := ~retValue_acc~8; {3768#true} is VALID [2020-07-08 11:16:55,750 INFO L280 TraceCheckUtils]: 14: Hoare triple {3768#true} assume true; {3768#true} is VALID [2020-07-08 11:16:55,751 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3768#true} {3773#(= 1 ~waterLevel~0)} #445#return; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,751 INFO L280 TraceCheckUtils]: 16: Hoare triple {3773#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~8 := #t~ret60;havoc #t~ret60; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,752 INFO L280 TraceCheckUtils]: 17: Hoare triple {3773#(= 1 ~waterLevel~0)} assume 0 != ~tmp~8; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,752 INFO L263 TraceCheckUtils]: 18: Hoare triple {3773#(= 1 ~waterLevel~0)} call setup(); {3768#true} is VALID [2020-07-08 11:16:55,752 INFO L280 TraceCheckUtils]: 19: Hoare triple {3768#true} assume true; {3768#true} is VALID [2020-07-08 11:16:55,753 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3768#true} {3773#(= 1 ~waterLevel~0)} #447#return; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,754 INFO L263 TraceCheckUtils]: 21: Hoare triple {3773#(= 1 ~waterLevel~0)} call runTest(); {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,754 INFO L263 TraceCheckUtils]: 22: Hoare triple {3773#(= 1 ~waterLevel~0)} call test(); {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,755 INFO L280 TraceCheckUtils]: 23: Hoare triple {3773#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,757 INFO L280 TraceCheckUtils]: 24: Hoare triple {3773#(= 1 ~waterLevel~0)} assume !false; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,757 INFO L280 TraceCheckUtils]: 25: Hoare triple {3773#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,758 INFO L280 TraceCheckUtils]: 26: Hoare triple {3773#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet35 && #t~nondet35 <= 2147483647;~tmp~3 := #t~nondet35;havoc #t~nondet35; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,758 INFO L280 TraceCheckUtils]: 27: Hoare triple {3773#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~3); {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,759 INFO L280 TraceCheckUtils]: 28: Hoare triple {3773#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet36 && #t~nondet36 <= 2147483647;~tmp___0~0 := #t~nondet36;havoc #t~nondet36; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,759 INFO L280 TraceCheckUtils]: 29: Hoare triple {3773#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,760 INFO L280 TraceCheckUtils]: 30: Hoare triple {3773#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet37 && #t~nondet37 <= 2147483647;~tmp___2~0 := #t~nondet37;havoc #t~nondet37; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,760 INFO L280 TraceCheckUtils]: 31: Hoare triple {3773#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet38 && #t~nondet38 <= 2147483647;~tmp___1~0 := #t~nondet38;havoc #t~nondet38; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,761 INFO L280 TraceCheckUtils]: 32: Hoare triple {3773#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~0; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,762 INFO L263 TraceCheckUtils]: 33: Hoare triple {3773#(= 1 ~waterLevel~0)} call stopSystem(); {3799#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 11:16:55,762 INFO L280 TraceCheckUtils]: 34: Hoare triple {3799#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3768#true} is VALID [2020-07-08 11:16:55,762 INFO L280 TraceCheckUtils]: 35: Hoare triple {3768#true} ~systemActive~0 := 0; {3768#true} is VALID [2020-07-08 11:16:55,763 INFO L280 TraceCheckUtils]: 36: Hoare triple {3768#true} assume true; {3768#true} is VALID [2020-07-08 11:16:55,763 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3768#true} {3773#(= 1 ~waterLevel~0)} #499#return; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,764 INFO L263 TraceCheckUtils]: 38: Hoare triple {3773#(= 1 ~waterLevel~0)} call timeShift(); {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,764 INFO L280 TraceCheckUtils]: 39: Hoare triple {3773#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,765 INFO L280 TraceCheckUtils]: 40: Hoare triple {3773#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,766 INFO L263 TraceCheckUtils]: 41: Hoare triple {3773#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,766 INFO L280 TraceCheckUtils]: 42: Hoare triple {3773#(= 1 ~waterLevel~0)} havoc ~tmp~9;havoc ~tmp___0~2;havoc ~tmp___1~1; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,766 INFO L263 TraceCheckUtils]: 43: Hoare triple {3773#(= 1 ~waterLevel~0)} call #t~ret61 := isMethaneLevelCritical(); {3768#true} is VALID [2020-07-08 11:16:55,766 INFO L280 TraceCheckUtils]: 44: Hoare triple {3768#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~methaneLevelCritical~0;#res := ~retValue_acc~9; {3768#true} is VALID [2020-07-08 11:16:55,767 INFO L280 TraceCheckUtils]: 45: Hoare triple {3768#true} assume true; {3768#true} is VALID [2020-07-08 11:16:55,767 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3768#true} {3773#(= 1 ~waterLevel~0)} #537#return; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,768 INFO L280 TraceCheckUtils]: 47: Hoare triple {3773#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret61 && #t~ret61 <= 2147483647;~tmp~9 := #t~ret61;havoc #t~ret61; {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,768 INFO L280 TraceCheckUtils]: 48: Hoare triple {3773#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~9); {3773#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:16:55,769 INFO L263 TraceCheckUtils]: 49: Hoare triple {3773#(= 1 ~waterLevel~0)} call #t~ret62 := getWaterLevel(); {3768#true} is VALID [2020-07-08 11:16:55,769 INFO L280 TraceCheckUtils]: 50: Hoare triple {3768#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~waterLevel~0;#res := ~retValue_acc~10; {3800#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:16:55,770 INFO L280 TraceCheckUtils]: 51: Hoare triple {3800#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3800#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:16:55,770 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3800#(= |getWaterLevel_#res| ~waterLevel~0)} {3773#(= 1 ~waterLevel~0)} #539#return; {3793#(= 1 |__utac_acc__Specification3_spec__1_#t~ret62|)} is VALID [2020-07-08 11:16:55,771 INFO L280 TraceCheckUtils]: 53: Hoare triple {3793#(= 1 |__utac_acc__Specification3_spec__1_#t~ret62|)} assume -2147483648 <= #t~ret62 && #t~ret62 <= 2147483647;~tmp___0~2 := #t~ret62;havoc #t~ret62; {3794#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} is VALID [2020-07-08 11:16:55,772 INFO L280 TraceCheckUtils]: 54: Hoare triple {3794#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} assume 2 == ~tmp___0~2; {3769#false} is VALID [2020-07-08 11:16:55,772 INFO L263 TraceCheckUtils]: 55: Hoare triple {3769#false} call #t~ret63 := isPumpRunning(); {3768#true} is VALID [2020-07-08 11:16:55,772 INFO L280 TraceCheckUtils]: 56: Hoare triple {3768#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~pumpRunning~0;#res := ~retValue_acc~4; {3768#true} is VALID [2020-07-08 11:16:55,772 INFO L280 TraceCheckUtils]: 57: Hoare triple {3768#true} assume true; {3768#true} is VALID [2020-07-08 11:16:55,773 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3768#true} {3769#false} #541#return; {3769#false} is VALID [2020-07-08 11:16:55,773 INFO L280 TraceCheckUtils]: 59: Hoare triple {3769#false} assume -2147483648 <= #t~ret63 && #t~ret63 <= 2147483647;~tmp___1~1 := #t~ret63;havoc #t~ret63; {3769#false} is VALID [2020-07-08 11:16:55,773 INFO L280 TraceCheckUtils]: 60: Hoare triple {3769#false} assume !(0 != ~tmp___1~1); {3769#false} is VALID [2020-07-08 11:16:55,773 INFO L263 TraceCheckUtils]: 61: Hoare triple {3769#false} call __automaton_fail(); {3769#false} is VALID [2020-07-08 11:16:55,774 INFO L280 TraceCheckUtils]: 62: Hoare triple {3769#false} assume !false; {3769#false} is VALID [2020-07-08 11:16:55,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:16:55,784 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233901260] [2020-07-08 11:16:55,785 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:16:55,785 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:16:55,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053359972] [2020-07-08 11:16:55,790 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-08 11:16:55,792 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:16:55,792 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:16:55,874 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 11:16:55,874 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:16:55,874 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:16:55,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:16:55,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:16:55,875 INFO L87 Difference]: Start difference. First operand 272 states and 331 transitions. Second operand 8 states. [2020-07-08 11:16:56,733 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:17:05,452 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:17:06,541 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:17:07,326 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:17:07,893 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:17:13,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:13,619 INFO L93 Difference]: Finished difference Result 839 states and 1103 transitions. [2020-07-08 11:17:13,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-08 11:17:13,619 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-08 11:17:13,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:17:13,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:17:13,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 510 transitions. [2020-07-08 11:17:13,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:17:13,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 510 transitions. [2020-07-08 11:17:13,645 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 510 transitions. [2020-07-08 11:17:15,394 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 510 edges. 510 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:17:15,430 INFO L225 Difference]: With dead ends: 839 [2020-07-08 11:17:15,430 INFO L226 Difference]: Without dead ends: 591 [2020-07-08 11:17:15,436 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 11:17:15,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2020-07-08 11:17:20,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 521. [2020-07-08 11:17:20,907 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:17:20,907 INFO L82 GeneralOperation]: Start isEquivalent. First operand 591 states. Second operand 521 states. [2020-07-08 11:17:20,907 INFO L74 IsIncluded]: Start isIncluded. First operand 591 states. Second operand 521 states. [2020-07-08 11:17:20,908 INFO L87 Difference]: Start difference. First operand 591 states. Second operand 521 states. [2020-07-08 11:17:20,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:20,941 INFO L93 Difference]: Finished difference Result 591 states and 768 transitions. [2020-07-08 11:17:20,941 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 768 transitions. [2020-07-08 11:17:20,944 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:17:20,944 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:17:20,944 INFO L74 IsIncluded]: Start isIncluded. First operand 521 states. Second operand 591 states. [2020-07-08 11:17:20,944 INFO L87 Difference]: Start difference. First operand 521 states. Second operand 591 states. [2020-07-08 11:17:20,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:17:20,977 INFO L93 Difference]: Finished difference Result 591 states and 768 transitions. [2020-07-08 11:17:20,977 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 768 transitions. [2020-07-08 11:17:20,979 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:17:20,979 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:17:20,980 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:17:20,980 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:17:20,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 521 states. [2020-07-08 11:17:21,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 649 transitions. [2020-07-08 11:17:21,007 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 649 transitions. Word has length 63 [2020-07-08 11:17:21,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:17:21,007 INFO L479 AbstractCegarLoop]: Abstraction has 521 states and 649 transitions. [2020-07-08 11:17:21,007 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:17:21,008 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 649 transitions. [2020-07-08 11:17:21,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-08 11:17:21,010 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:17:21,010 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:17:21,010 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 11:17:21,011 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:17:21,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:17:21,011 INFO L82 PathProgramCache]: Analyzing trace with hash 1708991285, now seen corresponding path program 1 times [2020-07-08 11:17:21,011 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:17:21,011 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934761326] [2020-07-08 11:17:21,012 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:17:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:17:21,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:17:21,231 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-08 11:17:21,232 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 11:17:21,232 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 11:17:21,433 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-08 11:17:21,433 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-08 11:17:21,434 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-08 11:17:21,434 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-08 11:17:21,434 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 11:17:21,434 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryENTRY has no Hoare annotation [2020-07-08 11:17:21,434 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:17:21,434 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:17:21,434 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:17:21,434 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-08 11:17:21,435 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-08 11:17:21,435 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-08 11:17:21,435 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-08 11:17:21,435 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-08 11:17:21,435 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-08 11:17:21,435 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-08 11:17:21,435 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:17:21,435 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:17:21,435 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-08 11:17:21,436 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-08 11:17:21,436 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-08 11:17:21,436 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-08 11:17:21,436 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-08 11:17:21,436 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-08 11:17:21,436 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorENTRY has no Hoare annotation [2020-07-08 11:17:21,436 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-08 11:17:21,436 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-08 11:17:21,437 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-08 11:17:21,437 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-08 11:17:21,437 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-08 11:17:21,437 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-08 11:17:21,437 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-08 11:17:21,437 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:17:21,437 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:17:21,437 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-08 11:17:21,437 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:17:21,438 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:17:21,438 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-08 11:17:21,438 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-08 11:17:21,438 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-08 11:17:21,438 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:17:21,438 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:17:21,438 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:17:21,438 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:17:21,438 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-08 11:17:21,438 WARN L170 areAnnotationChecker]: startSystemENTRY has no Hoare annotation [2020-07-08 11:17:21,439 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:17:21,439 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:17:21,439 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:17:21,439 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:17:21,439 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-08 11:17:21,439 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-08 11:17:21,439 WARN L170 areAnnotationChecker]: L117-2 has no Hoare annotation [2020-07-08 11:17:21,440 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-08 11:17:21,440 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-08 11:17:21,440 WARN L170 areAnnotationChecker]: L174-2 has no Hoare annotation [2020-07-08 11:17:21,440 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-08 11:17:21,440 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-08 11:17:21,440 WARN L170 areAnnotationChecker]: L798 has no Hoare annotation [2020-07-08 11:17:21,440 WARN L170 areAnnotationChecker]: L798 has no Hoare annotation [2020-07-08 11:17:21,441 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-08 11:17:21,441 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-08 11:17:21,441 WARN L170 areAnnotationChecker]: L753 has no Hoare annotation [2020-07-08 11:17:21,441 WARN L170 areAnnotationChecker]: L753 has no Hoare annotation [2020-07-08 11:17:21,441 WARN L170 areAnnotationChecker]: L690 has no Hoare annotation [2020-07-08 11:17:21,441 WARN L170 areAnnotationChecker]: L690 has no Hoare annotation [2020-07-08 11:17:21,441 WARN L170 areAnnotationChecker]: L688 has no Hoare annotation [2020-07-08 11:17:21,441 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-08 11:17:21,442 WARN L170 areAnnotationChecker]: L672 has no Hoare annotation [2020-07-08 11:17:21,442 WARN L170 areAnnotationChecker]: L672 has no Hoare annotation [2020-07-08 11:17:21,442 WARN L170 areAnnotationChecker]: L636 has no Hoare annotation [2020-07-08 11:17:21,442 WARN L170 areAnnotationChecker]: L636 has no Hoare annotation [2020-07-08 11:17:21,442 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-08 11:17:21,442 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-08 11:17:21,442 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-08 11:17:21,442 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2020-07-08 11:17:21,442 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-08 11:17:21,442 WARN L170 areAnnotationChecker]: L614 has no Hoare annotation [2020-07-08 11:17:21,443 WARN L170 areAnnotationChecker]: L614 has no Hoare annotation [2020-07-08 11:17:21,443 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-08 11:17:21,443 WARN L170 areAnnotationChecker]: L555 has no Hoare annotation [2020-07-08 11:17:21,443 WARN L170 areAnnotationChecker]: L555 has no Hoare annotation [2020-07-08 11:17:21,443 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:17:21,443 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:17:21,444 WARN L170 areAnnotationChecker]: L469 has no Hoare annotation [2020-07-08 11:17:21,444 WARN L170 areAnnotationChecker]: L469 has no Hoare annotation [2020-07-08 11:17:21,444 WARN L170 areAnnotationChecker]: L469 has no Hoare annotation [2020-07-08 11:17:21,444 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-08 11:17:21,444 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-08 11:17:21,444 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorFINAL has no Hoare annotation [2020-07-08 11:17:21,444 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-08 11:17:21,444 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 11:17:21,444 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-08 11:17:21,445 WARN L170 areAnnotationChecker]: L234 has no Hoare annotation [2020-07-08 11:17:21,445 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-08 11:17:21,445 WARN L170 areAnnotationChecker]: L941 has no Hoare annotation [2020-07-08 11:17:21,445 WARN L170 areAnnotationChecker]: L941 has no Hoare annotation [2020-07-08 11:17:21,445 WARN L170 areAnnotationChecker]: L589 has no Hoare annotation [2020-07-08 11:17:21,445 WARN L170 areAnnotationChecker]: L589 has no Hoare annotation [2020-07-08 11:17:21,445 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-08 11:17:21,445 WARN L170 areAnnotationChecker]: L916-1 has no Hoare annotation [2020-07-08 11:17:21,446 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-08 11:17:21,446 WARN L170 areAnnotationChecker]: L499 has no Hoare annotation [2020-07-08 11:17:21,446 WARN L170 areAnnotationChecker]: L499 has no Hoare annotation [2020-07-08 11:17:21,446 WARN L170 areAnnotationChecker]: L497 has no Hoare annotation [2020-07-08 11:17:21,446 WARN L170 areAnnotationChecker]: L497 has no Hoare annotation [2020-07-08 11:17:21,446 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-08 11:17:21,446 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-08 11:17:21,446 WARN L170 areAnnotationChecker]: L824 has no Hoare annotation [2020-07-08 11:17:21,447 WARN L170 areAnnotationChecker]: L824 has no Hoare annotation [2020-07-08 11:17:21,447 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-08 11:17:21,447 WARN L170 areAnnotationChecker]: L892-1 has no Hoare annotation [2020-07-08 11:17:21,447 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:17:21,447 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:17:21,447 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-08 11:17:21,447 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-08 11:17:21,447 WARN L170 areAnnotationChecker]: L904-1 has no Hoare annotation [2020-07-08 11:17:21,447 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-08 11:17:21,448 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-08 11:17:21,448 WARN L170 areAnnotationChecker]: L118 has no Hoare annotation [2020-07-08 11:17:21,448 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-08 11:17:21,448 WARN L170 areAnnotationChecker]: L200 has no Hoare annotation [2020-07-08 11:17:21,448 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-08 11:17:21,448 WARN L170 areAnnotationChecker]: L798-1 has no Hoare annotation [2020-07-08 11:17:21,448 WARN L170 areAnnotationChecker]: L798-1 has no Hoare annotation [2020-07-08 11:17:21,448 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-08 11:17:21,449 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-08 11:17:21,449 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-08 11:17:21,449 WARN L170 areAnnotationChecker]: L544 has no Hoare annotation [2020-07-08 11:17:21,449 WARN L170 areAnnotationChecker]: L544 has no Hoare annotation [2020-07-08 11:17:21,449 WARN L170 areAnnotationChecker]: L754 has no Hoare annotation [2020-07-08 11:17:21,449 WARN L170 areAnnotationChecker]: L754 has no Hoare annotation [2020-07-08 11:17:21,449 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-08 11:17:21,449 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-08 11:17:21,449 WARN L170 areAnnotationChecker]: L672-1 has no Hoare annotation [2020-07-08 11:17:21,450 WARN L170 areAnnotationChecker]: L636-2 has no Hoare annotation [2020-07-08 11:17:21,450 WARN L170 areAnnotationChecker]: L799 has no Hoare annotation [2020-07-08 11:17:21,450 WARN L170 areAnnotationChecker]: L799 has no Hoare annotation [2020-07-08 11:17:21,450 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-08 11:17:21,450 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-08 11:17:21,450 WARN L170 areAnnotationChecker]: L373-1 has no Hoare annotation [2020-07-08 11:17:21,450 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-08 11:17:21,450 WARN L170 areAnnotationChecker]: L614-1 has no Hoare annotation [2020-07-08 11:17:21,451 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:17:21,451 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:17:21,451 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:17:21,451 WARN L170 areAnnotationChecker]: L557 has no Hoare annotation [2020-07-08 11:17:21,451 WARN L170 areAnnotationChecker]: L557 has no Hoare annotation [2020-07-08 11:17:21,451 WARN L170 areAnnotationChecker]: L570 has no Hoare annotation [2020-07-08 11:17:21,451 WARN L170 areAnnotationChecker]: L570 has no Hoare annotation [2020-07-08 11:17:21,451 WARN L170 areAnnotationChecker]: L544-1 has no Hoare annotation [2020-07-08 11:17:21,451 WARN L170 areAnnotationChecker]: L472 has no Hoare annotation [2020-07-08 11:17:21,452 WARN L170 areAnnotationChecker]: L472 has no Hoare annotation [2020-07-08 11:17:21,452 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-08 11:17:21,452 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-08 11:17:21,452 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-08 11:17:21,452 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-08 11:17:21,452 WARN L170 areAnnotationChecker]: L327-1 has no Hoare annotation [2020-07-08 11:17:21,452 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-08 11:17:21,452 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-08 11:17:21,452 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 11:17:21,452 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-08 11:17:21,453 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-08 11:17:21,453 WARN L170 areAnnotationChecker]: L239 has no Hoare annotation [2020-07-08 11:17:21,453 WARN L170 areAnnotationChecker]: L941-2 has no Hoare annotation [2020-07-08 11:17:21,453 WARN L170 areAnnotationChecker]: L589-1 has no Hoare annotation [2020-07-08 11:17:21,453 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-08 11:17:21,453 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:17:21,453 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:17:21,453 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-08 11:17:21,453 WARN L170 areAnnotationChecker]: L506 has no Hoare annotation [2020-07-08 11:17:21,454 WARN L170 areAnnotationChecker]: L506 has no Hoare annotation [2020-07-08 11:17:21,454 WARN L170 areAnnotationChecker]: L504 has no Hoare annotation [2020-07-08 11:17:21,454 WARN L170 areAnnotationChecker]: L504 has no Hoare annotation [2020-07-08 11:17:21,454 WARN L170 areAnnotationChecker]: L724-1 has no Hoare annotation [2020-07-08 11:17:21,454 WARN L170 areAnnotationChecker]: L824-1 has no Hoare annotation [2020-07-08 11:17:21,454 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:17:21,454 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:17:21,454 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-08 11:17:21,454 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 11:17:21,455 WARN L170 areAnnotationChecker]: L804-1 has no Hoare annotation [2020-07-08 11:17:21,455 WARN L170 areAnnotationChecker]: L804-1 has no Hoare annotation [2020-07-08 11:17:21,455 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-08 11:17:21,455 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:17:21,455 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:17:21,455 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-08 11:17:21,455 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-08 11:17:21,455 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-08 11:17:21,455 WARN L170 areAnnotationChecker]: L123 has no Hoare annotation [2020-07-08 11:17:21,456 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-08 11:17:21,456 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-08 11:17:21,456 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-08 11:17:21,456 WARN L170 areAnnotationChecker]: L800 has no Hoare annotation [2020-07-08 11:17:21,456 WARN L170 areAnnotationChecker]: L531-1 has no Hoare annotation [2020-07-08 11:17:21,456 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-08 11:17:21,456 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-08 11:17:21,456 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-08 11:17:21,456 WARN L170 areAnnotationChecker]: L834-1 has no Hoare annotation [2020-07-08 11:17:21,456 WARN L170 areAnnotationChecker]: L674 has no Hoare annotation [2020-07-08 11:17:21,457 WARN L170 areAnnotationChecker]: L674 has no Hoare annotation [2020-07-08 11:17:21,457 WARN L170 areAnnotationChecker]: L648 has no Hoare annotation [2020-07-08 11:17:21,457 WARN L170 areAnnotationChecker]: L648 has no Hoare annotation [2020-07-08 11:17:21,457 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-08 11:17:21,457 WARN L170 areAnnotationChecker]: L802-1 has no Hoare annotation [2020-07-08 11:17:21,457 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-08 11:17:21,457 WARN L170 areAnnotationChecker]: L570-1 has no Hoare annotation [2020-07-08 11:17:21,457 WARN L170 areAnnotationChecker]: L557-1 has no Hoare annotation [2020-07-08 11:17:21,457 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-08 11:17:21,458 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-08 11:17:21,458 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-08 11:17:21,458 WARN L170 areAnnotationChecker]: L424 has no Hoare annotation [2020-07-08 11:17:21,458 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-08 11:17:21,458 WARN L170 areAnnotationChecker]: L595-1 has no Hoare annotation [2020-07-08 11:17:21,458 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-08 11:17:21,458 WARN L170 areAnnotationChecker]: L256 has no Hoare annotation [2020-07-08 11:17:21,458 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-08 11:17:21,458 WARN L170 areAnnotationChecker]: L591 has no Hoare annotation [2020-07-08 11:17:21,459 WARN L170 areAnnotationChecker]: L591 has no Hoare annotation [2020-07-08 11:17:21,459 WARN L170 areAnnotationChecker]: L193-1 has no Hoare annotation [2020-07-08 11:17:21,459 WARN L170 areAnnotationChecker]: L763 has no Hoare annotation [2020-07-08 11:17:21,459 WARN L170 areAnnotationChecker]: L763 has no Hoare annotation [2020-07-08 11:17:21,459 WARN L170 areAnnotationChecker]: L442-1 has no Hoare annotation [2020-07-08 11:17:21,459 WARN L170 areAnnotationChecker]: L830-1 has no Hoare annotation [2020-07-08 11:17:21,459 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-08 11:17:21,459 WARN L170 areAnnotationChecker]: L728-2 has no Hoare annotation [2020-07-08 11:17:21,459 WARN L170 areAnnotationChecker]: L728-2 has no Hoare annotation [2020-07-08 11:17:21,459 WARN L170 areAnnotationChecker]: L728-2 has no Hoare annotation [2020-07-08 11:17:21,460 WARN L170 areAnnotationChecker]: L826 has no Hoare annotation [2020-07-08 11:17:21,460 WARN L170 areAnnotationChecker]: L826 has no Hoare annotation [2020-07-08 11:17:21,460 WARN L170 areAnnotationChecker]: L460-1 has no Hoare annotation [2020-07-08 11:17:21,460 WARN L170 areAnnotationChecker]: L460-1 has no Hoare annotation [2020-07-08 11:17:21,460 WARN L170 areAnnotationChecker]: L759 has no Hoare annotation [2020-07-08 11:17:21,460 WARN L170 areAnnotationChecker]: L759 has no Hoare annotation [2020-07-08 11:17:21,460 WARN L170 areAnnotationChecker]: L432-1 has no Hoare annotation [2020-07-08 11:17:21,460 WARN L170 areAnnotationChecker]: L832-1 has no Hoare annotation [2020-07-08 11:17:21,461 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-08 11:17:21,461 WARN L170 areAnnotationChecker]: L123-1 has no Hoare annotation [2020-07-08 11:17:21,461 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:17:21,461 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:17:21,461 WARN L170 areAnnotationChecker]: L180-1 has no Hoare annotation [2020-07-08 11:17:21,461 WARN L170 areAnnotationChecker]: L802 has no Hoare annotation [2020-07-08 11:17:21,461 WARN L170 areAnnotationChecker]: L802 has no Hoare annotation [2020-07-08 11:17:21,461 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-08 11:17:21,461 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-08 11:17:21,461 WARN L170 areAnnotationChecker]: L756 has no Hoare annotation [2020-07-08 11:17:21,462 WARN L170 areAnnotationChecker]: L756 has no Hoare annotation [2020-07-08 11:17:21,462 WARN L170 areAnnotationChecker]: L836 has no Hoare annotation [2020-07-08 11:17:21,462 WARN L170 areAnnotationChecker]: L836 has no Hoare annotation [2020-07-08 11:17:21,462 WARN L170 areAnnotationChecker]: L674-2 has no Hoare annotation [2020-07-08 11:17:21,462 WARN L170 areAnnotationChecker]: L648-2 has no Hoare annotation [2020-07-08 11:17:21,462 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 11:17:21,462 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-08 11:17:21,462 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-08 11:17:21,462 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-08 11:17:21,463 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-08 11:17:21,463 WARN L170 areAnnotationChecker]: L559 has no Hoare annotation [2020-07-08 11:17:21,463 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-08 11:17:21,463 WARN L170 areAnnotationChecker]: L432 has no Hoare annotation [2020-07-08 11:17:21,463 WARN L170 areAnnotationChecker]: L432 has no Hoare annotation [2020-07-08 11:17:21,463 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-08 11:17:21,463 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-08 11:17:21,463 WARN L170 areAnnotationChecker]: L259-2 has no Hoare annotation [2020-07-08 11:17:21,463 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-08 11:17:21,464 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-08 11:17:21,464 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-08 11:17:21,464 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-08 11:17:21,464 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-08 11:17:21,464 WARN L170 areAnnotationChecker]: L764 has no Hoare annotation [2020-07-08 11:17:21,464 WARN L170 areAnnotationChecker]: L764 has no Hoare annotation [2020-07-08 11:17:21,464 WARN L170 areAnnotationChecker]: L452 has no Hoare annotation [2020-07-08 11:17:21,464 WARN L170 areAnnotationChecker]: L452 has no Hoare annotation [2020-07-08 11:17:21,464 WARN L170 areAnnotationChecker]: L832 has no Hoare annotation [2020-07-08 11:17:21,465 WARN L170 areAnnotationChecker]: L832 has no Hoare annotation [2020-07-08 11:17:21,465 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:21,465 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:21,465 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:21,465 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:21,465 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:21,465 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:21,465 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:21,465 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:17:21,465 WARN L170 areAnnotationChecker]: L743 has no Hoare annotation [2020-07-08 11:17:21,466 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-08 11:17:21,466 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-08 11:17:21,466 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-08 11:17:21,466 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-08 11:17:21,466 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-08 11:17:21,466 WARN L170 areAnnotationChecker]: L442 has no Hoare annotation [2020-07-08 11:17:21,466 WARN L170 areAnnotationChecker]: L442 has no Hoare annotation [2020-07-08 11:17:21,466 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-08 11:17:21,466 WARN L170 areAnnotationChecker]: L275-1 has no Hoare annotation [2020-07-08 11:17:21,466 WARN L170 areAnnotationChecker]: L291-1 has no Hoare annotation [2020-07-08 11:17:21,466 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-08 11:17:21,467 WARN L170 areAnnotationChecker]: L193 has no Hoare annotation [2020-07-08 11:17:21,467 WARN L170 areAnnotationChecker]: L804 has no Hoare annotation [2020-07-08 11:17:21,467 WARN L170 areAnnotationChecker]: L804 has no Hoare annotation [2020-07-08 11:17:21,467 WARN L170 areAnnotationChecker]: L535 has no Hoare annotation [2020-07-08 11:17:21,467 WARN L170 areAnnotationChecker]: L535 has no Hoare annotation [2020-07-08 11:17:21,467 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2020-07-08 11:17:21,467 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2020-07-08 11:17:21,467 WARN L170 areAnnotationChecker]: L757 has no Hoare annotation [2020-07-08 11:17:21,467 WARN L170 areAnnotationChecker]: L757 has no Hoare annotation [2020-07-08 11:17:21,467 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-08 11:17:21,468 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-08 11:17:21,468 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-08 11:17:21,468 WARN L170 areAnnotationChecker]: L659 has no Hoare annotation [2020-07-08 11:17:21,468 WARN L170 areAnnotationChecker]: L659 has no Hoare annotation [2020-07-08 11:17:21,468 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 11:17:21,468 WARN L170 areAnnotationChecker]: L561 has no Hoare annotation [2020-07-08 11:17:21,468 WARN L170 areAnnotationChecker]: L561 has no Hoare annotation [2020-07-08 11:17:21,468 WARN L170 areAnnotationChecker]: L565 has no Hoare annotation [2020-07-08 11:17:21,468 WARN L170 areAnnotationChecker]: L565 has no Hoare annotation [2020-07-08 11:17:21,468 WARN L170 areAnnotationChecker]: L434 has no Hoare annotation [2020-07-08 11:17:21,469 WARN L170 areAnnotationChecker]: L434 has no Hoare annotation [2020-07-08 11:17:21,469 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-08 11:17:21,469 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-08 11:17:21,469 WARN L170 areAnnotationChecker]: L260 has no Hoare annotation [2020-07-08 11:17:21,469 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-08 11:17:21,469 WARN L170 areAnnotationChecker]: L299 has no Hoare annotation [2020-07-08 11:17:21,469 WARN L170 areAnnotationChecker]: L659-1 has no Hoare annotation [2020-07-08 11:17:21,469 WARN L170 areAnnotationChecker]: L765 has no Hoare annotation [2020-07-08 11:17:21,469 WARN L170 areAnnotationChecker]: L765 has no Hoare annotation [2020-07-08 11:17:21,469 WARN L170 areAnnotationChecker]: L454 has no Hoare annotation [2020-07-08 11:17:21,469 WARN L170 areAnnotationChecker]: L454 has no Hoare annotation [2020-07-08 11:17:21,470 WARN L170 areAnnotationChecker]: L460 has no Hoare annotation [2020-07-08 11:17:21,470 WARN L170 areAnnotationChecker]: L460 has no Hoare annotation [2020-07-08 11:17:21,470 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-08 11:17:21,470 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-08 11:17:21,470 WARN L170 areAnnotationChecker]: L761 has no Hoare annotation [2020-07-08 11:17:21,470 WARN L170 areAnnotationChecker]: L761 has no Hoare annotation [2020-07-08 11:17:21,470 WARN L170 areAnnotationChecker]: L739 has no Hoare annotation [2020-07-08 11:17:21,470 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:17:21,470 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:17:21,470 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-08 11:17:21,471 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-08 11:17:21,471 WARN L170 areAnnotationChecker]: L444 has no Hoare annotation [2020-07-08 11:17:21,471 WARN L170 areAnnotationChecker]: L444 has no Hoare annotation [2020-07-08 11:17:21,471 WARN L170 areAnnotationChecker]: L758 has no Hoare annotation [2020-07-08 11:17:21,471 WARN L170 areAnnotationChecker]: L758 has no Hoare annotation [2020-07-08 11:17:21,471 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-08 11:17:21,471 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-08 11:17:21,471 WARN L170 areAnnotationChecker]: L291 has no Hoare annotation [2020-07-08 11:17:21,471 WARN L170 areAnnotationChecker]: L261 has no Hoare annotation [2020-07-08 11:17:21,471 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-08 11:17:21,472 WARN L170 areAnnotationChecker]: L766 has no Hoare annotation [2020-07-08 11:17:21,472 WARN L170 areAnnotationChecker]: L766 has no Hoare annotation [2020-07-08 11:17:21,472 WARN L170 areAnnotationChecker]: L462 has no Hoare annotation [2020-07-08 11:17:21,472 WARN L170 areAnnotationChecker]: L462 has no Hoare annotation [2020-07-08 11:17:21,472 WARN L170 areAnnotationChecker]: L762 has no Hoare annotation [2020-07-08 11:17:21,472 WARN L170 areAnnotationChecker]: L762 has no Hoare annotation [2020-07-08 11:17:21,472 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-08 11:17:21,472 WARN L170 areAnnotationChecker]: L732-1 has no Hoare annotation [2020-07-08 11:17:21,472 WARN L170 areAnnotationChecker]: L732-1 has no Hoare annotation [2020-07-08 11:17:21,472 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-08 11:17:21,473 WARN L170 areAnnotationChecker]: L275 has no Hoare annotation [2020-07-08 11:17:21,473 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:21,473 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:21,473 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:21,473 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:21,473 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:21,473 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:21,473 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:17:21,473 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-08 11:17:21,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 11:17:21 BoogieIcfgContainer [2020-07-08 11:17:21,477 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 11:17:21,479 INFO L168 Benchmark]: Toolchain (without parser) took 70015.41 ms. Allocated memory was 145.2 MB in the beginning and 746.1 MB in the end (delta: 600.8 MB). Free memory was 101.8 MB in the beginning and 599.2 MB in the end (delta: -497.4 MB). Peak memory consumption was 103.5 MB. Max. memory is 7.1 GB. [2020-07-08 11:17:21,480 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-08 11:17:21,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.96 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 101.6 MB in the beginning and 170.3 MB in the end (delta: -68.6 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. [2020-07-08 11:17:21,481 INFO L168 Benchmark]: Boogie Preprocessor took 117.47 ms. Allocated memory is still 202.4 MB. Free memory was 170.3 MB in the beginning and 164.2 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. [2020-07-08 11:17:21,482 INFO L168 Benchmark]: RCFGBuilder took 1953.58 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 164.2 MB in the beginning and 90.0 MB in the end (delta: 74.1 MB). Peak memory consumption was 107.7 MB. Max. memory is 7.1 GB. [2020-07-08 11:17:21,483 INFO L168 Benchmark]: TraceAbstraction took 67216.33 ms. Allocated memory was 235.9 MB in the beginning and 746.1 MB in the end (delta: 510.1 MB). Free memory was 90.0 MB in the beginning and 599.2 MB in the end (delta: -509.2 MB). Peak memory consumption was 953.4 kB. Max. memory is 7.1 GB. [2020-07-08 11:17:21,486 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 0.28 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 721.96 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 101.6 MB in the beginning and 170.3 MB in the end (delta: -68.6 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.47 ms. Allocated memory is still 202.4 MB. Free memory was 170.3 MB in the beginning and 164.2 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1953.58 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 164.2 MB in the beginning and 90.0 MB in the end (delta: 74.1 MB). Peak memory consumption was 107.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 67216.33 ms. Allocated memory was 235.9 MB in the beginning and 746.1 MB in the end (delta: 510.1 MB). Free memory was 90.0 MB in the beginning and 599.2 MB in the end (delta: -509.2 MB). Peak memory consumption was 953.4 kB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 712]: 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; [L489] int pumpRunning = 0; [L490] int systemActive = 1; [L717] int cleanupTimeShifts = 4; [L886] int waterLevel = 1; [L887] int methaneLevelCritical = 0; VAL [\old(cleanupTimeShifts)=172, \old(head)=165, \old(head)=176, \old(methaneLevelCritical)=151, \old(pumpRunning)=140, \old(systemActive)=139, \old(waterLevel)=144, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L793] int retValue_acc ; [L794] 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] [L798] 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] [L799] 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] [L800] 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] [L877] int retValue_acc ; [L880] retValue_acc = 1 [L881] 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] [L800] 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] [L800] tmp = valid_product() [L802] 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] [L804] 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] [L805] 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] [L784] 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] [L413] int splverifierCounter ; [L414] int tmp ; [L415] int tmp___0 ; [L416] int tmp___1 ; [L417] int tmp___2 ; [L420] 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] [L422] 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] [L424] 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] [L430] tmp = __VERIFIER_nondet_int() [L432] 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] [L434] 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] [L904] COND TRUE waterLevel < 2 [L905] 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] [L434] 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] [L440] tmp___0 = __VERIFIER_nondet_int() [L442] 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] [L450] tmp___2 = __VERIFIER_nondet_int() [L452] COND FALSE !(\read(tmp___2)) [L458] tmp___1 = __VERIFIER_nondet_int() [L460] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L462] 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] [L688] 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] [L695] 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] [L462] RET stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=0, tmp=1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L469] 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] [L497] 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] [L504] 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] [L512] 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] [L818] int tmp ; [L819] int tmp___0 ; [L820] 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] [L824] 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] [L925] int retValue_acc ; [L928] retValue_acc = methaneLevelCritical [L929] 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] [L824] 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] [L824] tmp = isMethaneLevelCritical() [L826] 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] [L830] 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] [L957] int retValue_acc ; [L960] retValue_acc = waterLevel [L961] 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] [L830] 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] [L830] tmp___0 = getWaterLevel() [L832] 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] [L834] 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] [L621] int retValue_acc ; [L624] retValue_acc = pumpRunning [L625] 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] [L834] 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] [L834] tmp___1 = isPumpRunning() [L836] 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] [L840] 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] [L712] __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 41 procedures, 244 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 66.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 52.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 516 SDtfs, 740 SDslu, 404 SDs, 0 SdLazy, 2025 SolverSat, 446 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=521occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 11.4s AutomataMinimizationTime, 4 MinimizatonAttempts, 198 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 293 NumberOfCodeBlocks, 293 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 222 ConstructedInterpolants, 0 QuantifiedInterpolants, 62058 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...