/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_product52.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:24:37,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:24:37,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:24:37,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:24:37,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:24:37,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:24:37,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:24:37,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:24:37,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:24:37,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:24:37,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:24:37,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:24:37,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:24:37,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:24:37,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:24:37,948 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:24:37,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:24:37,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:24:37,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:24:37,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:24:37,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:24:37,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:24:37,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:24:37,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:24:37,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:24:37,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:24:37,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:24:37,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:24:37,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:24:37,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:24:37,977 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:24:37,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:24:37,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:24:37,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:24:37,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:24:37,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:24:37,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:24:37,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:24:37,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:24:37,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:24:37,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:24:37,985 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 21:24:38,007 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:24:38,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:24:38,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:24:38,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:24:38,009 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:24:38,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:24:38,010 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:24:38,010 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:24:38,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:24:38,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:24:38,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:24:38,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:24:38,012 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:24:38,013 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:24:38,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:24:38,013 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:24:38,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:24:38,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:24:38,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:24:38,014 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:24:38,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:24:38,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:24:38,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:24:38,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:24:38,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:24:38,015 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:24:38,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:24:38,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:24:38,016 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:24:38,016 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:24:38,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:24:38,333 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:24:38,337 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:24:38,338 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:24:38,338 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:24:38,339 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product52.cil.c [2020-07-17 21:24:38,393 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2cc21c33/ef50c88cf523487088b3790f92829e2f/FLAG68759b28d [2020-07-17 21:24:38,883 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:24:38,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product52.cil.c [2020-07-17 21:24:38,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2cc21c33/ef50c88cf523487088b3790f92829e2f/FLAG68759b28d [2020-07-17 21:24:39,156 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2cc21c33/ef50c88cf523487088b3790f92829e2f [2020-07-17 21:24:39,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:24:39,167 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:24:39,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:24:39,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:24:39,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:24:39,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:24:39" (1/1) ... [2020-07-17 21:24:39,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@709b71b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:24:39, skipping insertion in model container [2020-07-17 21:24:39,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:24:39" (1/1) ... [2020-07-17 21:24:39,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:24:39,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:24:39,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:24:39,787 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:24:39,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:24:39,926 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:24:39,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:24:39 WrapperNode [2020-07-17 21:24:39,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:24:39,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:24:39,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:24:39,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:24:39,942 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:24:39" (1/1) ... [2020-07-17 21:24:39,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:24:39" (1/1) ... [2020-07-17 21:24:39,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:24:39" (1/1) ... [2020-07-17 21:24:39,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:24:39" (1/1) ... [2020-07-17 21:24:40,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:24:39" (1/1) ... [2020-07-17 21:24:40,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:24:39" (1/1) ... [2020-07-17 21:24:40,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:24:39" (1/1) ... [2020-07-17 21:24:40,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:24:40,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:24:40,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:24:40,030 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:24:40,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:24:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:24:40,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:24:40,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:24:40,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:24:40,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:24:40,101 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:24:40,101 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:24:40,101 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:24:40,101 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:24:40,101 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:24:40,102 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:24:40,102 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-17 21:24:40,102 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-17 21:24:40,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:24:40,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:24:40,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:24:40,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:24:40,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:24:40,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:24:40,105 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:24:40,105 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:24:40,105 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 21:24:40,106 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:24:40,106 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:24:40,106 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:24:40,106 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:24:40,107 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:24:40,107 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:24:40,107 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-17 21:24:40,107 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-17 21:24:40,108 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:24:40,108 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-17 21:24:40,108 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:24:40,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:24:40,108 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:24:40,108 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:24:40,108 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:24:40,109 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:24:40,109 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:24:40,109 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:24:40,109 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:24:40,109 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:24:40,110 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:24:40,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:24:40,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:24:40,110 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:24:40,110 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:24:40,110 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:24:40,111 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:24:40,111 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:24:40,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:24:40,111 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:24:40,111 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:24:40,111 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:24:40,112 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:24:40,112 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-17 21:24:40,112 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-17 21:24:40,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:24:40,112 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:24:40,114 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:24:40,114 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:24:40,114 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:24:40,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:24:40,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:24:40,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:24:40,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:24:40,115 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:24:40,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:24:40,116 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:24:40,116 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:24:40,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:24:40,116 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:24:40,116 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:24:40,117 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:24:40,117 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:24:40,118 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:24:40,118 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:24:40,118 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:24:40,118 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:24:40,118 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-17 21:24:40,118 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:24:40,118 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:24:40,119 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-17 21:24:40,119 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 21:24:40,119 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-17 21:24:40,120 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:24:40,120 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:24:40,120 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:24:40,121 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:24:40,121 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:24:40,121 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:24:40,122 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:24:40,122 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:24:40,123 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:24:40,123 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:24:40,123 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:24:40,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:24:40,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:24:40,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:24:41,753 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:24:41,753 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:24:41,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:24:41 BoogieIcfgContainer [2020-07-17 21:24:41,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:24:41,760 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:24:41,760 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:24:41,763 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:24:41,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:24:39" (1/3) ... [2020-07-17 21:24:41,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fda67c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:24:41, skipping insertion in model container [2020-07-17 21:24:41,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:24:39" (2/3) ... [2020-07-17 21:24:41,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fda67c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:24:41, skipping insertion in model container [2020-07-17 21:24:41,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:24:41" (3/3) ... [2020-07-17 21:24:41,768 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product52.cil.c [2020-07-17 21:24:41,779 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:24:41,788 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:24:41,803 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:24:41,830 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:24:41,830 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:24:41,830 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:24:41,831 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:24:41,831 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:24:41,831 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:24:41,831 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:24:41,832 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:24:41,856 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states. [2020-07-17 21:24:41,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:24:41,868 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:24:41,870 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:24:41,870 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:24:41,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:24:41,877 INFO L82 PathProgramCache]: Analyzing trace with hash 1312501880, now seen corresponding path program 1 times [2020-07-17 21:24:41,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:24:41,890 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517422986] [2020-07-17 21:24:41,890 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:24:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:42,576 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:24:42,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:42,686 INFO L280 TraceCheckUtils]: 0: Hoare triple {216#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.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~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string6.base, #t~string6.offset, 1);call write~init~int(77, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(101, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(116, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(104, #t~string6.base, 4 + #t~string6.offset, 1);call write~init~int(58, #t~string6.base, 5 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 6 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string8.base, #t~string8.offset, 1);call write~init~int(82, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(73, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(84, #t~string8.base, 3 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 4 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(75, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string12.base, #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 1 + #t~string12.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {193#true} is VALID [2020-07-17 21:24:42,687 INFO L280 TraceCheckUtils]: 1: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,687 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {193#true} {193#true} #549#return; {193#true} is VALID [2020-07-17 21:24:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:42,693 INFO L280 TraceCheckUtils]: 0: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,693 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {193#true} {193#true} #447#return; {193#true} is VALID [2020-07-17 21:24:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:42,697 INFO L280 TraceCheckUtils]: 0: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,697 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {193#true} {193#true} #449#return; {193#true} is VALID [2020-07-17 21:24:42,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:42,701 INFO L280 TraceCheckUtils]: 0: Hoare triple {193#true} havoc ~retValue_acc~12;~retValue_acc~12 := 1;#res := ~retValue_acc~12; {193#true} is VALID [2020-07-17 21:24:42,702 INFO L280 TraceCheckUtils]: 1: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,702 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {193#true} {193#true} #451#return; {193#true} is VALID [2020-07-17 21:24:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:42,706 INFO L280 TraceCheckUtils]: 0: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,706 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {193#true} {193#true} #453#return; {193#true} is VALID [2020-07-17 21:24:42,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:42,710 INFO L280 TraceCheckUtils]: 0: Hoare triple {193#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {193#true} is VALID [2020-07-17 21:24:42,711 INFO L280 TraceCheckUtils]: 1: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,711 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {193#true} {194#false} #541#return; {194#false} is VALID [2020-07-17 21:24:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:42,715 INFO L280 TraceCheckUtils]: 0: Hoare triple {193#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {193#true} is VALID [2020-07-17 21:24:42,716 INFO L280 TraceCheckUtils]: 1: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,716 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {193#true} {194#false} #543#return; {194#false} is VALID [2020-07-17 21:24:42,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:42,720 INFO L280 TraceCheckUtils]: 0: Hoare triple {193#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~pumpRunning~0;#res := ~retValue_acc~8; {193#true} is VALID [2020-07-17 21:24:42,720 INFO L280 TraceCheckUtils]: 1: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,720 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {193#true} {194#false} #545#return; {194#false} is VALID [2020-07-17 21:24:42,726 INFO L263 TraceCheckUtils]: 0: Hoare triple {193#true} call ULTIMATE.init(); {216#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:24:42,727 INFO L280 TraceCheckUtils]: 1: Hoare triple {216#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.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~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string6.base, #t~string6.offset, 1);call write~init~int(77, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(101, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(116, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(104, #t~string6.base, 4 + #t~string6.offset, 1);call write~init~int(58, #t~string6.base, 5 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 6 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string8.base, #t~string8.offset, 1);call write~init~int(82, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(73, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(84, #t~string8.base, 3 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 4 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(75, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string12.base, #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 1 + #t~string12.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {193#true} is VALID [2020-07-17 21:24:42,727 INFO L280 TraceCheckUtils]: 2: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,728 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {193#true} {193#true} #549#return; {193#true} is VALID [2020-07-17 21:24:42,728 INFO L263 TraceCheckUtils]: 4: Hoare triple {193#true} call #t~ret75 := main(); {193#true} is VALID [2020-07-17 21:24:42,728 INFO L280 TraceCheckUtils]: 5: Hoare triple {193#true} havoc ~retValue_acc~13;havoc ~tmp~9; {193#true} is VALID [2020-07-17 21:24:42,729 INFO L263 TraceCheckUtils]: 6: Hoare triple {193#true} call select_helpers(); {193#true} is VALID [2020-07-17 21:24:42,729 INFO L280 TraceCheckUtils]: 7: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,729 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {193#true} {193#true} #447#return; {193#true} is VALID [2020-07-17 21:24:42,730 INFO L263 TraceCheckUtils]: 9: Hoare triple {193#true} call select_features(); {193#true} is VALID [2020-07-17 21:24:42,730 INFO L280 TraceCheckUtils]: 10: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,730 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {193#true} {193#true} #449#return; {193#true} is VALID [2020-07-17 21:24:42,731 INFO L263 TraceCheckUtils]: 12: Hoare triple {193#true} call #t~ret74 := valid_product(); {193#true} is VALID [2020-07-17 21:24:42,731 INFO L280 TraceCheckUtils]: 13: Hoare triple {193#true} havoc ~retValue_acc~12;~retValue_acc~12 := 1;#res := ~retValue_acc~12; {193#true} is VALID [2020-07-17 21:24:42,731 INFO L280 TraceCheckUtils]: 14: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,732 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {193#true} {193#true} #451#return; {193#true} is VALID [2020-07-17 21:24:42,732 INFO L280 TraceCheckUtils]: 16: Hoare triple {193#true} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {193#true} is VALID [2020-07-17 21:24:42,732 INFO L280 TraceCheckUtils]: 17: Hoare triple {193#true} assume 0 != ~tmp~9; {193#true} is VALID [2020-07-17 21:24:42,733 INFO L263 TraceCheckUtils]: 18: Hoare triple {193#true} call setup(); {193#true} is VALID [2020-07-17 21:24:42,733 INFO L280 TraceCheckUtils]: 19: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,733 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {193#true} {193#true} #453#return; {193#true} is VALID [2020-07-17 21:24:42,734 INFO L263 TraceCheckUtils]: 21: Hoare triple {193#true} call runTest(); {193#true} is VALID [2020-07-17 21:24:42,734 INFO L263 TraceCheckUtils]: 22: Hoare triple {193#true} call test(); {193#true} is VALID [2020-07-17 21:24:42,734 INFO L280 TraceCheckUtils]: 23: Hoare triple {193#true} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~3;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {193#true} is VALID [2020-07-17 21:24:42,735 INFO L280 TraceCheckUtils]: 24: Hoare triple {193#true} assume !true; {194#false} is VALID [2020-07-17 21:24:42,736 INFO L263 TraceCheckUtils]: 25: Hoare triple {194#false} call cleanup(); {194#false} is VALID [2020-07-17 21:24:42,736 INFO L280 TraceCheckUtils]: 26: Hoare triple {194#false} havoc ~i~0;havoc ~__cil_tmp2~0; {194#false} is VALID [2020-07-17 21:24:42,736 INFO L263 TraceCheckUtils]: 27: Hoare triple {194#false} call timeShift(); {194#false} is VALID [2020-07-17 21:24:42,737 INFO L280 TraceCheckUtils]: 28: Hoare triple {194#false} assume !(0 != ~pumpRunning~0); {194#false} is VALID [2020-07-17 21:24:42,737 INFO L280 TraceCheckUtils]: 29: Hoare triple {194#false} assume !(0 != ~systemActive~0); {194#false} is VALID [2020-07-17 21:24:42,737 INFO L263 TraceCheckUtils]: 30: Hoare triple {194#false} call __utac_acc__Specification3_spec__1(); {194#false} is VALID [2020-07-17 21:24:42,738 INFO L280 TraceCheckUtils]: 31: Hoare triple {194#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {194#false} is VALID [2020-07-17 21:24:42,738 INFO L263 TraceCheckUtils]: 32: Hoare triple {194#false} call #t~ret0 := isMethaneLevelCritical(); {193#true} is VALID [2020-07-17 21:24:42,738 INFO L280 TraceCheckUtils]: 33: Hoare triple {193#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {193#true} is VALID [2020-07-17 21:24:42,739 INFO L280 TraceCheckUtils]: 34: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,739 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {193#true} {194#false} #541#return; {194#false} is VALID [2020-07-17 21:24:42,739 INFO L280 TraceCheckUtils]: 36: Hoare triple {194#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {194#false} is VALID [2020-07-17 21:24:42,740 INFO L280 TraceCheckUtils]: 37: Hoare triple {194#false} assume !(0 != ~tmp~0); {194#false} is VALID [2020-07-17 21:24:42,740 INFO L263 TraceCheckUtils]: 38: Hoare triple {194#false} call #t~ret1 := getWaterLevel(); {193#true} is VALID [2020-07-17 21:24:42,740 INFO L280 TraceCheckUtils]: 39: Hoare triple {193#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {193#true} is VALID [2020-07-17 21:24:42,741 INFO L280 TraceCheckUtils]: 40: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,741 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {193#true} {194#false} #543#return; {194#false} is VALID [2020-07-17 21:24:42,741 INFO L280 TraceCheckUtils]: 42: Hoare triple {194#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {194#false} is VALID [2020-07-17 21:24:42,742 INFO L280 TraceCheckUtils]: 43: Hoare triple {194#false} assume 2 == ~tmp___0~0; {194#false} is VALID [2020-07-17 21:24:42,742 INFO L263 TraceCheckUtils]: 44: Hoare triple {194#false} call #t~ret2 := isPumpRunning(); {193#true} is VALID [2020-07-17 21:24:42,742 INFO L280 TraceCheckUtils]: 45: Hoare triple {193#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~pumpRunning~0;#res := ~retValue_acc~8; {193#true} is VALID [2020-07-17 21:24:42,743 INFO L280 TraceCheckUtils]: 46: Hoare triple {193#true} assume true; {193#true} is VALID [2020-07-17 21:24:42,743 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {193#true} {194#false} #545#return; {194#false} is VALID [2020-07-17 21:24:42,743 INFO L280 TraceCheckUtils]: 48: Hoare triple {194#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {194#false} is VALID [2020-07-17 21:24:42,744 INFO L280 TraceCheckUtils]: 49: Hoare triple {194#false} assume !(0 != ~tmp___1~0); {194#false} is VALID [2020-07-17 21:24:42,744 INFO L263 TraceCheckUtils]: 50: Hoare triple {194#false} call __automaton_fail(); {194#false} is VALID [2020-07-17 21:24:42,744 INFO L280 TraceCheckUtils]: 51: Hoare triple {194#false} assume !false; {194#false} is VALID [2020-07-17 21:24:42,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:24:42,755 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517422986] [2020-07-17 21:24:42,756 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:24:42,756 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:24:42,757 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850482651] [2020-07-17 21:24:42,763 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:24:42,766 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:24:42,770 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:24:42,856 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:42,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:24:42,857 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:24:42,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:24:42,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:24:42,870 INFO L87 Difference]: Start difference. First operand 190 states. Second operand 3 states. [2020-07-17 21:24:47,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:47,854 INFO L93 Difference]: Finished difference Result 332 states and 431 transitions. [2020-07-17 21:24:47,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:24:47,855 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:24:47,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:24:47,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:24:47,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 431 transitions. [2020-07-17 21:24:47,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:24:47,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 431 transitions. [2020-07-17 21:24:47,911 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 431 transitions. [2020-07-17 21:24:49,417 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 431 edges. 431 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:49,440 INFO L225 Difference]: With dead ends: 332 [2020-07-17 21:24:49,441 INFO L226 Difference]: Without dead ends: 179 [2020-07-17 21:24:49,446 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:24:49,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2020-07-17 21:24:50,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 144. [2020-07-17 21:24:50,949 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:24:50,950 INFO L82 GeneralOperation]: Start isEquivalent. First operand 179 states. Second operand 144 states. [2020-07-17 21:24:50,951 INFO L74 IsIncluded]: Start isIncluded. First operand 179 states. Second operand 144 states. [2020-07-17 21:24:50,951 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 144 states. [2020-07-17 21:24:50,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:50,979 INFO L93 Difference]: Finished difference Result 179 states and 225 transitions. [2020-07-17 21:24:50,979 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 225 transitions. [2020-07-17 21:24:50,983 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:50,983 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:50,983 INFO L74 IsIncluded]: Start isIncluded. First operand 144 states. Second operand 179 states. [2020-07-17 21:24:50,983 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 179 states. [2020-07-17 21:24:51,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:51,005 INFO L93 Difference]: Finished difference Result 179 states and 225 transitions. [2020-07-17 21:24:51,005 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 225 transitions. [2020-07-17 21:24:51,008 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:51,008 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:51,009 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:24:51,009 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:24:51,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2020-07-17 21:24:51,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 169 transitions. [2020-07-17 21:24:51,018 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 169 transitions. Word has length 52 [2020-07-17 21:24:51,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:24:51,019 INFO L479 AbstractCegarLoop]: Abstraction has 144 states and 169 transitions. [2020-07-17 21:24:51,019 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:24:51,019 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 169 transitions. [2020-07-17 21:24:51,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:24:51,022 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:24:51,023 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:24:51,023 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:24:51,023 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:24:51,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:24:51,024 INFO L82 PathProgramCache]: Analyzing trace with hash 1642029938, now seen corresponding path program 1 times [2020-07-17 21:24:51,024 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:24:51,024 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984184208] [2020-07-17 21:24:51,025 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:24:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:51,415 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:24:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:51,521 INFO L280 TraceCheckUtils]: 0: Hoare triple {1268#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.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~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string6.base, #t~string6.offset, 1);call write~init~int(77, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(101, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(116, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(104, #t~string6.base, 4 + #t~string6.offset, 1);call write~init~int(58, #t~string6.base, 5 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 6 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string8.base, #t~string8.offset, 1);call write~init~int(82, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(73, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(84, #t~string8.base, 3 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 4 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(75, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string12.base, #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 1 + #t~string12.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1244#true} is VALID [2020-07-17 21:24:51,522 INFO L280 TraceCheckUtils]: 1: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,522 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1244#true} {1244#true} #549#return; {1244#true} is VALID [2020-07-17 21:24:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:51,526 INFO L280 TraceCheckUtils]: 0: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,527 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1244#true} {1244#true} #447#return; {1244#true} is VALID [2020-07-17 21:24:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:51,530 INFO L280 TraceCheckUtils]: 0: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,530 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1244#true} {1244#true} #449#return; {1244#true} is VALID [2020-07-17 21:24:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:51,535 INFO L280 TraceCheckUtils]: 0: Hoare triple {1244#true} havoc ~retValue_acc~12;~retValue_acc~12 := 1;#res := ~retValue_acc~12; {1244#true} is VALID [2020-07-17 21:24:51,536 INFO L280 TraceCheckUtils]: 1: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,536 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1244#true} {1244#true} #451#return; {1244#true} is VALID [2020-07-17 21:24:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:51,539 INFO L280 TraceCheckUtils]: 0: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,539 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1244#true} {1244#true} #453#return; {1244#true} is VALID [2020-07-17 21:24:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:51,543 INFO L280 TraceCheckUtils]: 0: Hoare triple {1244#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1244#true} is VALID [2020-07-17 21:24:51,543 INFO L280 TraceCheckUtils]: 1: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,543 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1244#true} {1245#false} #541#return; {1245#false} is VALID [2020-07-17 21:24:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:51,547 INFO L280 TraceCheckUtils]: 0: Hoare triple {1244#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1244#true} is VALID [2020-07-17 21:24:51,547 INFO L280 TraceCheckUtils]: 1: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,547 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1244#true} {1245#false} #543#return; {1245#false} is VALID [2020-07-17 21:24:51,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:51,551 INFO L280 TraceCheckUtils]: 0: Hoare triple {1244#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~pumpRunning~0;#res := ~retValue_acc~8; {1244#true} is VALID [2020-07-17 21:24:51,551 INFO L280 TraceCheckUtils]: 1: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,551 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1244#true} {1245#false} #545#return; {1245#false} is VALID [2020-07-17 21:24:51,556 INFO L263 TraceCheckUtils]: 0: Hoare triple {1244#true} call ULTIMATE.init(); {1268#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:24:51,556 INFO L280 TraceCheckUtils]: 1: Hoare triple {1268#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.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~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string6.base, #t~string6.offset, 1);call write~init~int(77, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(101, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(116, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(104, #t~string6.base, 4 + #t~string6.offset, 1);call write~init~int(58, #t~string6.base, 5 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 6 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string8.base, #t~string8.offset, 1);call write~init~int(82, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(73, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(84, #t~string8.base, 3 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 4 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(75, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string12.base, #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 1 + #t~string12.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1244#true} is VALID [2020-07-17 21:24:51,557 INFO L280 TraceCheckUtils]: 2: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,557 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1244#true} {1244#true} #549#return; {1244#true} is VALID [2020-07-17 21:24:51,557 INFO L263 TraceCheckUtils]: 4: Hoare triple {1244#true} call #t~ret75 := main(); {1244#true} is VALID [2020-07-17 21:24:51,557 INFO L280 TraceCheckUtils]: 5: Hoare triple {1244#true} havoc ~retValue_acc~13;havoc ~tmp~9; {1244#true} is VALID [2020-07-17 21:24:51,558 INFO L263 TraceCheckUtils]: 6: Hoare triple {1244#true} call select_helpers(); {1244#true} is VALID [2020-07-17 21:24:51,558 INFO L280 TraceCheckUtils]: 7: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,558 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1244#true} {1244#true} #447#return; {1244#true} is VALID [2020-07-17 21:24:51,558 INFO L263 TraceCheckUtils]: 9: Hoare triple {1244#true} call select_features(); {1244#true} is VALID [2020-07-17 21:24:51,558 INFO L280 TraceCheckUtils]: 10: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,559 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1244#true} {1244#true} #449#return; {1244#true} is VALID [2020-07-17 21:24:51,559 INFO L263 TraceCheckUtils]: 12: Hoare triple {1244#true} call #t~ret74 := valid_product(); {1244#true} is VALID [2020-07-17 21:24:51,559 INFO L280 TraceCheckUtils]: 13: Hoare triple {1244#true} havoc ~retValue_acc~12;~retValue_acc~12 := 1;#res := ~retValue_acc~12; {1244#true} is VALID [2020-07-17 21:24:51,559 INFO L280 TraceCheckUtils]: 14: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,560 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1244#true} {1244#true} #451#return; {1244#true} is VALID [2020-07-17 21:24:51,560 INFO L280 TraceCheckUtils]: 16: Hoare triple {1244#true} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {1244#true} is VALID [2020-07-17 21:24:51,560 INFO L280 TraceCheckUtils]: 17: Hoare triple {1244#true} assume 0 != ~tmp~9; {1244#true} is VALID [2020-07-17 21:24:51,560 INFO L263 TraceCheckUtils]: 18: Hoare triple {1244#true} call setup(); {1244#true} is VALID [2020-07-17 21:24:51,561 INFO L280 TraceCheckUtils]: 19: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,561 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1244#true} {1244#true} #453#return; {1244#true} is VALID [2020-07-17 21:24:51,561 INFO L263 TraceCheckUtils]: 21: Hoare triple {1244#true} call runTest(); {1244#true} is VALID [2020-07-17 21:24:51,561 INFO L263 TraceCheckUtils]: 22: Hoare triple {1244#true} call test(); {1244#true} is VALID [2020-07-17 21:24:51,562 INFO L280 TraceCheckUtils]: 23: Hoare triple {1244#true} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~3;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1258#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:24:51,562 INFO L280 TraceCheckUtils]: 24: Hoare triple {1258#(= 0 test_~splverifierCounter~0)} assume !false; {1258#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:24:51,563 INFO L280 TraceCheckUtils]: 25: Hoare triple {1258#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1245#false} is VALID [2020-07-17 21:24:51,563 INFO L263 TraceCheckUtils]: 26: Hoare triple {1245#false} call cleanup(); {1245#false} is VALID [2020-07-17 21:24:51,563 INFO L280 TraceCheckUtils]: 27: Hoare triple {1245#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1245#false} is VALID [2020-07-17 21:24:51,564 INFO L263 TraceCheckUtils]: 28: Hoare triple {1245#false} call timeShift(); {1245#false} is VALID [2020-07-17 21:24:51,564 INFO L280 TraceCheckUtils]: 29: Hoare triple {1245#false} assume !(0 != ~pumpRunning~0); {1245#false} is VALID [2020-07-17 21:24:51,564 INFO L280 TraceCheckUtils]: 30: Hoare triple {1245#false} assume !(0 != ~systemActive~0); {1245#false} is VALID [2020-07-17 21:24:51,565 INFO L263 TraceCheckUtils]: 31: Hoare triple {1245#false} call __utac_acc__Specification3_spec__1(); {1245#false} is VALID [2020-07-17 21:24:51,565 INFO L280 TraceCheckUtils]: 32: Hoare triple {1245#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {1245#false} is VALID [2020-07-17 21:24:51,565 INFO L263 TraceCheckUtils]: 33: Hoare triple {1245#false} call #t~ret0 := isMethaneLevelCritical(); {1244#true} is VALID [2020-07-17 21:24:51,566 INFO L280 TraceCheckUtils]: 34: Hoare triple {1244#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1244#true} is VALID [2020-07-17 21:24:51,566 INFO L280 TraceCheckUtils]: 35: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,567 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1244#true} {1245#false} #541#return; {1245#false} is VALID [2020-07-17 21:24:51,567 INFO L280 TraceCheckUtils]: 37: Hoare triple {1245#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {1245#false} is VALID [2020-07-17 21:24:51,567 INFO L280 TraceCheckUtils]: 38: Hoare triple {1245#false} assume !(0 != ~tmp~0); {1245#false} is VALID [2020-07-17 21:24:51,567 INFO L263 TraceCheckUtils]: 39: Hoare triple {1245#false} call #t~ret1 := getWaterLevel(); {1244#true} is VALID [2020-07-17 21:24:51,568 INFO L280 TraceCheckUtils]: 40: Hoare triple {1244#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1244#true} is VALID [2020-07-17 21:24:51,568 INFO L280 TraceCheckUtils]: 41: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,568 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1244#true} {1245#false} #543#return; {1245#false} is VALID [2020-07-17 21:24:51,568 INFO L280 TraceCheckUtils]: 43: Hoare triple {1245#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {1245#false} is VALID [2020-07-17 21:24:51,569 INFO L280 TraceCheckUtils]: 44: Hoare triple {1245#false} assume 2 == ~tmp___0~0; {1245#false} is VALID [2020-07-17 21:24:51,569 INFO L263 TraceCheckUtils]: 45: Hoare triple {1245#false} call #t~ret2 := isPumpRunning(); {1244#true} is VALID [2020-07-17 21:24:51,569 INFO L280 TraceCheckUtils]: 46: Hoare triple {1244#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~pumpRunning~0;#res := ~retValue_acc~8; {1244#true} is VALID [2020-07-17 21:24:51,569 INFO L280 TraceCheckUtils]: 47: Hoare triple {1244#true} assume true; {1244#true} is VALID [2020-07-17 21:24:51,570 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1244#true} {1245#false} #545#return; {1245#false} is VALID [2020-07-17 21:24:51,570 INFO L280 TraceCheckUtils]: 49: Hoare triple {1245#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {1245#false} is VALID [2020-07-17 21:24:51,570 INFO L280 TraceCheckUtils]: 50: Hoare triple {1245#false} assume !(0 != ~tmp___1~0); {1245#false} is VALID [2020-07-17 21:24:51,570 INFO L263 TraceCheckUtils]: 51: Hoare triple {1245#false} call __automaton_fail(); {1245#false} is VALID [2020-07-17 21:24:51,571 INFO L280 TraceCheckUtils]: 52: Hoare triple {1245#false} assume !false; {1245#false} is VALID [2020-07-17 21:24:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:24:51,577 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984184208] [2020-07-17 21:24:51,577 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:24:51,577 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:24:51,578 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343108222] [2020-07-17 21:24:51,580 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:24:51,580 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:24:51,580 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:24:51,647 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:51,647 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:24:51,648 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:24:51,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:24:51,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:24:51,649 INFO L87 Difference]: Start difference. First operand 144 states and 169 transitions. Second operand 4 states. [2020-07-17 21:24:52,896 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:24:56,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:56,864 INFO L93 Difference]: Finished difference Result 255 states and 310 transitions. [2020-07-17 21:24:56,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:24:56,864 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:24:56,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:24:56,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:24:56,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 310 transitions. [2020-07-17 21:24:56,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:24:56,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 310 transitions. [2020-07-17 21:24:56,884 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 310 transitions. [2020-07-17 21:24:57,952 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 310 edges. 310 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:57,959 INFO L225 Difference]: With dead ends: 255 [2020-07-17 21:24:57,959 INFO L226 Difference]: Without dead ends: 163 [2020-07-17 21:24:57,961 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 [2020-07-17 21:24:57,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-07-17 21:24:59,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 135. [2020-07-17 21:24:59,400 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:24:59,400 INFO L82 GeneralOperation]: Start isEquivalent. First operand 163 states. Second operand 135 states. [2020-07-17 21:24:59,401 INFO L74 IsIncluded]: Start isIncluded. First operand 163 states. Second operand 135 states. [2020-07-17 21:24:59,401 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 135 states. [2020-07-17 21:24:59,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:59,411 INFO L93 Difference]: Finished difference Result 163 states and 201 transitions. [2020-07-17 21:24:59,411 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 201 transitions. [2020-07-17 21:24:59,413 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:59,413 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:59,413 INFO L74 IsIncluded]: Start isIncluded. First operand 135 states. Second operand 163 states. [2020-07-17 21:24:59,413 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 163 states. [2020-07-17 21:24:59,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:59,422 INFO L93 Difference]: Finished difference Result 163 states and 201 transitions. [2020-07-17 21:24:59,422 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 201 transitions. [2020-07-17 21:24:59,423 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:59,424 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:59,424 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:24:59,424 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:24:59,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2020-07-17 21:24:59,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 157 transitions. [2020-07-17 21:24:59,430 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 157 transitions. Word has length 53 [2020-07-17 21:24:59,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:24:59,431 INFO L479 AbstractCegarLoop]: Abstraction has 135 states and 157 transitions. [2020-07-17 21:24:59,431 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:24:59,431 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 157 transitions. [2020-07-17 21:24:59,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-17 21:24:59,433 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:24:59,433 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] [2020-07-17 21:24:59,433 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:24:59,433 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:24:59,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:24:59,434 INFO L82 PathProgramCache]: Analyzing trace with hash 493625468, now seen corresponding path program 1 times [2020-07-17 21:24:59,434 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:24:59,434 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055254339] [2020-07-17 21:24:59,434 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:24:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:59,862 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:24:59,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:59,968 INFO L280 TraceCheckUtils]: 0: Hoare triple {2180#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.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~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string6.base, #t~string6.offset, 1);call write~init~int(77, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(101, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(116, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(104, #t~string6.base, 4 + #t~string6.offset, 1);call write~init~int(58, #t~string6.base, 5 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 6 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string8.base, #t~string8.offset, 1);call write~init~int(82, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(73, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(84, #t~string8.base, 3 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 4 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(75, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string12.base, #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 1 + #t~string12.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {2158#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:59,971 INFO L280 TraceCheckUtils]: 1: Hoare triple {2158#(= 1 ~systemActive~0)} assume true; {2158#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:59,972 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2158#(= 1 ~systemActive~0)} {2153#true} #549#return; {2158#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:59,978 INFO L280 TraceCheckUtils]: 0: Hoare triple {2153#true} assume true; {2153#true} is VALID [2020-07-17 21:24:59,979 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2153#true} {2158#(= 1 ~systemActive~0)} #447#return; {2158#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:59,984 INFO L280 TraceCheckUtils]: 0: Hoare triple {2153#true} assume true; {2153#true} is VALID [2020-07-17 21:24:59,985 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2153#true} {2158#(= 1 ~systemActive~0)} #449#return; {2158#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:00,012 INFO L280 TraceCheckUtils]: 0: Hoare triple {2153#true} havoc ~retValue_acc~12;~retValue_acc~12 := 1;#res := ~retValue_acc~12; {2181#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:25:00,013 INFO L280 TraceCheckUtils]: 1: Hoare triple {2181#(= 1 |valid_product_#res|)} assume true; {2181#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:25:00,014 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2181#(= 1 |valid_product_#res|)} {2158#(= 1 ~systemActive~0)} #451#return; {2166#(= |main_#t~ret74| ~systemActive~0)} is VALID [2020-07-17 21:25:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:00,028 INFO L280 TraceCheckUtils]: 0: Hoare triple {2153#true} assume true; {2153#true} is VALID [2020-07-17 21:25:00,029 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2153#true} {2168#(not (= 0 ~systemActive~0))} #453#return; {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:00,032 INFO L280 TraceCheckUtils]: 0: Hoare triple {2153#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {2153#true} is VALID [2020-07-17 21:25:00,032 INFO L280 TraceCheckUtils]: 1: Hoare triple {2153#true} assume true; {2153#true} is VALID [2020-07-17 21:25:00,032 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2153#true} {2154#false} #541#return; {2154#false} is VALID [2020-07-17 21:25:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:00,035 INFO L280 TraceCheckUtils]: 0: Hoare triple {2153#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {2153#true} is VALID [2020-07-17 21:25:00,036 INFO L280 TraceCheckUtils]: 1: Hoare triple {2153#true} assume true; {2153#true} is VALID [2020-07-17 21:25:00,036 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2153#true} {2154#false} #543#return; {2154#false} is VALID [2020-07-17 21:25:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:00,039 INFO L280 TraceCheckUtils]: 0: Hoare triple {2153#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~pumpRunning~0;#res := ~retValue_acc~8; {2153#true} is VALID [2020-07-17 21:25:00,040 INFO L280 TraceCheckUtils]: 1: Hoare triple {2153#true} assume true; {2153#true} is VALID [2020-07-17 21:25:00,040 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2153#true} {2154#false} #545#return; {2154#false} is VALID [2020-07-17 21:25:00,047 INFO L263 TraceCheckUtils]: 0: Hoare triple {2153#true} call ULTIMATE.init(); {2180#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:25:00,053 INFO L280 TraceCheckUtils]: 1: Hoare triple {2180#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.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~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string6.base, #t~string6.offset, 1);call write~init~int(77, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(101, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(116, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(104, #t~string6.base, 4 + #t~string6.offset, 1);call write~init~int(58, #t~string6.base, 5 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 6 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string8.base, #t~string8.offset, 1);call write~init~int(82, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(73, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(84, #t~string8.base, 3 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 4 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(75, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string12.base, #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 1 + #t~string12.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {2158#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:00,054 INFO L280 TraceCheckUtils]: 2: Hoare triple {2158#(= 1 ~systemActive~0)} assume true; {2158#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:00,055 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2158#(= 1 ~systemActive~0)} {2153#true} #549#return; {2158#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:00,056 INFO L263 TraceCheckUtils]: 4: Hoare triple {2158#(= 1 ~systemActive~0)} call #t~ret75 := main(); {2158#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:00,056 INFO L280 TraceCheckUtils]: 5: Hoare triple {2158#(= 1 ~systemActive~0)} havoc ~retValue_acc~13;havoc ~tmp~9; {2158#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:00,056 INFO L263 TraceCheckUtils]: 6: Hoare triple {2158#(= 1 ~systemActive~0)} call select_helpers(); {2153#true} is VALID [2020-07-17 21:25:00,056 INFO L280 TraceCheckUtils]: 7: Hoare triple {2153#true} assume true; {2153#true} is VALID [2020-07-17 21:25:00,057 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2153#true} {2158#(= 1 ~systemActive~0)} #447#return; {2158#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:00,057 INFO L263 TraceCheckUtils]: 9: Hoare triple {2158#(= 1 ~systemActive~0)} call select_features(); {2153#true} is VALID [2020-07-17 21:25:00,057 INFO L280 TraceCheckUtils]: 10: Hoare triple {2153#true} assume true; {2153#true} is VALID [2020-07-17 21:25:00,061 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2153#true} {2158#(= 1 ~systemActive~0)} #449#return; {2158#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:00,061 INFO L263 TraceCheckUtils]: 12: Hoare triple {2158#(= 1 ~systemActive~0)} call #t~ret74 := valid_product(); {2153#true} is VALID [2020-07-17 21:25:00,063 INFO L280 TraceCheckUtils]: 13: Hoare triple {2153#true} havoc ~retValue_acc~12;~retValue_acc~12 := 1;#res := ~retValue_acc~12; {2181#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:25:00,064 INFO L280 TraceCheckUtils]: 14: Hoare triple {2181#(= 1 |valid_product_#res|)} assume true; {2181#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:25:00,065 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2181#(= 1 |valid_product_#res|)} {2158#(= 1 ~systemActive~0)} #451#return; {2166#(= |main_#t~ret74| ~systemActive~0)} is VALID [2020-07-17 21:25:00,066 INFO L280 TraceCheckUtils]: 16: Hoare triple {2166#(= |main_#t~ret74| ~systemActive~0)} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {2167#(= main_~tmp~9 ~systemActive~0)} is VALID [2020-07-17 21:25:00,067 INFO L280 TraceCheckUtils]: 17: Hoare triple {2167#(= main_~tmp~9 ~systemActive~0)} assume 0 != ~tmp~9; {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,067 INFO L263 TraceCheckUtils]: 18: Hoare triple {2168#(not (= 0 ~systemActive~0))} call setup(); {2153#true} is VALID [2020-07-17 21:25:00,067 INFO L280 TraceCheckUtils]: 19: Hoare triple {2153#true} assume true; {2153#true} is VALID [2020-07-17 21:25:00,068 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2153#true} {2168#(not (= 0 ~systemActive~0))} #453#return; {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,069 INFO L263 TraceCheckUtils]: 21: Hoare triple {2168#(not (= 0 ~systemActive~0))} call runTest(); {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,069 INFO L263 TraceCheckUtils]: 22: Hoare triple {2168#(not (= 0 ~systemActive~0))} call test(); {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,070 INFO L280 TraceCheckUtils]: 23: Hoare triple {2168#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~3;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,070 INFO L280 TraceCheckUtils]: 24: Hoare triple {2168#(not (= 0 ~systemActive~0))} assume !false; {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,072 INFO L280 TraceCheckUtils]: 25: Hoare triple {2168#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,073 INFO L280 TraceCheckUtils]: 26: Hoare triple {2168#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp~8 := #t~nondet69;havoc #t~nondet69; {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,074 INFO L280 TraceCheckUtils]: 27: Hoare triple {2168#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~8); {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,074 INFO L280 TraceCheckUtils]: 28: Hoare triple {2168#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___0~3 := #t~nondet70;havoc #t~nondet70; {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,075 INFO L280 TraceCheckUtils]: 29: Hoare triple {2168#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~3); {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,075 INFO L280 TraceCheckUtils]: 30: Hoare triple {2168#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___2~0 := #t~nondet71;havoc #t~nondet71; {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,076 INFO L280 TraceCheckUtils]: 31: Hoare triple {2168#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet72 && #t~nondet72 <= 2147483647;~tmp___1~1 := #t~nondet72;havoc #t~nondet72; {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,076 INFO L280 TraceCheckUtils]: 32: Hoare triple {2168#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___1~1); {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,077 INFO L263 TraceCheckUtils]: 33: Hoare triple {2168#(not (= 0 ~systemActive~0))} call timeShift(); {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,077 INFO L280 TraceCheckUtils]: 34: Hoare triple {2168#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2168#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:00,077 INFO L280 TraceCheckUtils]: 35: Hoare triple {2168#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {2154#false} is VALID [2020-07-17 21:25:00,078 INFO L263 TraceCheckUtils]: 36: Hoare triple {2154#false} call __utac_acc__Specification3_spec__1(); {2154#false} is VALID [2020-07-17 21:25:00,078 INFO L280 TraceCheckUtils]: 37: Hoare triple {2154#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {2154#false} is VALID [2020-07-17 21:25:00,078 INFO L263 TraceCheckUtils]: 38: Hoare triple {2154#false} call #t~ret0 := isMethaneLevelCritical(); {2153#true} is VALID [2020-07-17 21:25:00,078 INFO L280 TraceCheckUtils]: 39: Hoare triple {2153#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {2153#true} is VALID [2020-07-17 21:25:00,078 INFO L280 TraceCheckUtils]: 40: Hoare triple {2153#true} assume true; {2153#true} is VALID [2020-07-17 21:25:00,079 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {2153#true} {2154#false} #541#return; {2154#false} is VALID [2020-07-17 21:25:00,079 INFO L280 TraceCheckUtils]: 42: Hoare triple {2154#false} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {2154#false} is VALID [2020-07-17 21:25:00,079 INFO L280 TraceCheckUtils]: 43: Hoare triple {2154#false} assume !(0 != ~tmp~0); {2154#false} is VALID [2020-07-17 21:25:00,079 INFO L263 TraceCheckUtils]: 44: Hoare triple {2154#false} call #t~ret1 := getWaterLevel(); {2153#true} is VALID [2020-07-17 21:25:00,079 INFO L280 TraceCheckUtils]: 45: Hoare triple {2153#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {2153#true} is VALID [2020-07-17 21:25:00,080 INFO L280 TraceCheckUtils]: 46: Hoare triple {2153#true} assume true; {2153#true} is VALID [2020-07-17 21:25:00,080 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {2153#true} {2154#false} #543#return; {2154#false} is VALID [2020-07-17 21:25:00,080 INFO L280 TraceCheckUtils]: 48: Hoare triple {2154#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {2154#false} is VALID [2020-07-17 21:25:00,080 INFO L280 TraceCheckUtils]: 49: Hoare triple {2154#false} assume 2 == ~tmp___0~0; {2154#false} is VALID [2020-07-17 21:25:00,081 INFO L263 TraceCheckUtils]: 50: Hoare triple {2154#false} call #t~ret2 := isPumpRunning(); {2153#true} is VALID [2020-07-17 21:25:00,081 INFO L280 TraceCheckUtils]: 51: Hoare triple {2153#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~pumpRunning~0;#res := ~retValue_acc~8; {2153#true} is VALID [2020-07-17 21:25:00,081 INFO L280 TraceCheckUtils]: 52: Hoare triple {2153#true} assume true; {2153#true} is VALID [2020-07-17 21:25:00,081 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {2153#true} {2154#false} #545#return; {2154#false} is VALID [2020-07-17 21:25:00,082 INFO L280 TraceCheckUtils]: 54: Hoare triple {2154#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {2154#false} is VALID [2020-07-17 21:25:00,082 INFO L280 TraceCheckUtils]: 55: Hoare triple {2154#false} assume !(0 != ~tmp___1~0); {2154#false} is VALID [2020-07-17 21:25:00,082 INFO L263 TraceCheckUtils]: 56: Hoare triple {2154#false} call __automaton_fail(); {2154#false} is VALID [2020-07-17 21:25:00,082 INFO L280 TraceCheckUtils]: 57: Hoare triple {2154#false} assume !false; {2154#false} is VALID [2020-07-17 21:25:00,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:25:00,106 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055254339] [2020-07-17 21:25:00,107 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:25:00,107 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:25:00,107 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515528820] [2020-07-17 21:25:00,108 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:25:00,108 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:25:00,108 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:25:00,181 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:00,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:25:00,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:25:00,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:25:00,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:25:00,182 INFO L87 Difference]: Start difference. First operand 135 states and 157 transitions. Second operand 8 states. [2020-07-17 21:25:00,983 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:25:01,967 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:25:02,375 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:25:02,725 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:25:06,646 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:25:18,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:18,602 INFO L93 Difference]: Finished difference Result 466 states and 575 transitions. [2020-07-17 21:25:18,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:25:18,602 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:25:18,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:25:18,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:25:18,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 575 transitions. [2020-07-17 21:25:18,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:25:18,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 575 transitions. [2020-07-17 21:25:18,628 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 575 transitions. [2020-07-17 21:25:20,754 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 575 edges. 575 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:20,769 INFO L225 Difference]: With dead ends: 466 [2020-07-17 21:25:20,769 INFO L226 Difference]: Without dead ends: 355 [2020-07-17 21:25:20,771 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 [2020-07-17 21:25:20,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2020-07-17 21:25:23,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 290. [2020-07-17 21:25:23,786 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:25:23,786 INFO L82 GeneralOperation]: Start isEquivalent. First operand 355 states. Second operand 290 states. [2020-07-17 21:25:23,786 INFO L74 IsIncluded]: Start isIncluded. First operand 355 states. Second operand 290 states. [2020-07-17 21:25:23,786 INFO L87 Difference]: Start difference. First operand 355 states. Second operand 290 states. [2020-07-17 21:25:23,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:23,806 INFO L93 Difference]: Finished difference Result 355 states and 435 transitions. [2020-07-17 21:25:23,806 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 435 transitions. [2020-07-17 21:25:23,808 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:23,808 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:23,809 INFO L74 IsIncluded]: Start isIncluded. First operand 290 states. Second operand 355 states. [2020-07-17 21:25:23,809 INFO L87 Difference]: Start difference. First operand 290 states. Second operand 355 states. [2020-07-17 21:25:23,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:23,828 INFO L93 Difference]: Finished difference Result 355 states and 435 transitions. [2020-07-17 21:25:23,828 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 435 transitions. [2020-07-17 21:25:23,830 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:23,830 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:23,830 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:25:23,830 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:25:23,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 290 states. [2020-07-17 21:25:23,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 349 transitions. [2020-07-17 21:25:23,844 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 349 transitions. Word has length 58 [2020-07-17 21:25:23,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:25:23,844 INFO L479 AbstractCegarLoop]: Abstraction has 290 states and 349 transitions. [2020-07-17 21:25:23,844 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:25:23,844 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 349 transitions. [2020-07-17 21:25:23,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-17 21:25:23,846 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:25:23,846 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] [2020-07-17 21:25:23,846 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:25:23,847 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:25:23,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:25:23,847 INFO L82 PathProgramCache]: Analyzing trace with hash -1982308337, now seen corresponding path program 1 times [2020-07-17 21:25:23,847 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:25:23,848 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716204007] [2020-07-17 21:25:23,848 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:25:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,261 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:25:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,333 INFO L280 TraceCheckUtils]: 0: Hoare triple {3995#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.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~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string6.base, #t~string6.offset, 1);call write~init~int(77, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(101, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(116, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(104, #t~string6.base, 4 + #t~string6.offset, 1);call write~init~int(58, #t~string6.base, 5 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 6 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string8.base, #t~string8.offset, 1);call write~init~int(82, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(73, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(84, #t~string8.base, 3 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 4 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(75, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string12.base, #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 1 + #t~string12.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,334 INFO L280 TraceCheckUtils]: 1: Hoare triple {3970#(= 1 ~waterLevel~0)} assume true; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,335 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3970#(= 1 ~waterLevel~0)} {3965#true} #549#return; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,339 INFO L280 TraceCheckUtils]: 0: Hoare triple {3965#true} assume true; {3965#true} is VALID [2020-07-17 21:25:24,340 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3965#true} {3970#(= 1 ~waterLevel~0)} #447#return; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,343 INFO L280 TraceCheckUtils]: 0: Hoare triple {3965#true} assume true; {3965#true} is VALID [2020-07-17 21:25:24,344 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3965#true} {3970#(= 1 ~waterLevel~0)} #449#return; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,348 INFO L280 TraceCheckUtils]: 0: Hoare triple {3965#true} havoc ~retValue_acc~12;~retValue_acc~12 := 1;#res := ~retValue_acc~12; {3965#true} is VALID [2020-07-17 21:25:24,348 INFO L280 TraceCheckUtils]: 1: Hoare triple {3965#true} assume true; {3965#true} is VALID [2020-07-17 21:25:24,349 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3965#true} {3970#(= 1 ~waterLevel~0)} #451#return; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,352 INFO L280 TraceCheckUtils]: 0: Hoare triple {3965#true} assume true; {3965#true} is VALID [2020-07-17 21:25:24,353 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3965#true} {3970#(= 1 ~waterLevel~0)} #453#return; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,372 INFO L280 TraceCheckUtils]: 0: Hoare triple {3996#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3965#true} is VALID [2020-07-17 21:25:24,373 INFO L280 TraceCheckUtils]: 1: Hoare triple {3965#true} ~systemActive~0 := 0; {3965#true} is VALID [2020-07-17 21:25:24,373 INFO L280 TraceCheckUtils]: 2: Hoare triple {3965#true} assume true; {3965#true} is VALID [2020-07-17 21:25:24,374 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3965#true} {3970#(= 1 ~waterLevel~0)} #505#return; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,377 INFO L280 TraceCheckUtils]: 0: Hoare triple {3965#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {3965#true} is VALID [2020-07-17 21:25:24,378 INFO L280 TraceCheckUtils]: 1: Hoare triple {3965#true} assume true; {3965#true} is VALID [2020-07-17 21:25:24,378 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3965#true} {3970#(= 1 ~waterLevel~0)} #541#return; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,395 INFO L280 TraceCheckUtils]: 0: Hoare triple {3965#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {3997#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:25:24,395 INFO L280 TraceCheckUtils]: 1: Hoare triple {3997#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3997#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:25:24,396 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3997#(= |getWaterLevel_#res| ~waterLevel~0)} {3970#(= 1 ~waterLevel~0)} #543#return; {3990#(= 1 |__utac_acc__Specification3_spec__1_#t~ret1|)} is VALID [2020-07-17 21:25:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,399 INFO L280 TraceCheckUtils]: 0: Hoare triple {3965#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~pumpRunning~0;#res := ~retValue_acc~8; {3965#true} is VALID [2020-07-17 21:25:24,400 INFO L280 TraceCheckUtils]: 1: Hoare triple {3965#true} assume true; {3965#true} is VALID [2020-07-17 21:25:24,400 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3965#true} {3966#false} #545#return; {3966#false} is VALID [2020-07-17 21:25:24,404 INFO L263 TraceCheckUtils]: 0: Hoare triple {3965#true} call ULTIMATE.init(); {3995#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:25:24,411 INFO L280 TraceCheckUtils]: 1: Hoare triple {3995#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.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~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string6.base, #t~string6.offset, 1);call write~init~int(77, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(101, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(116, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(104, #t~string6.base, 4 + #t~string6.offset, 1);call write~init~int(58, #t~string6.base, 5 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 6 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string8.base, #t~string8.offset, 1);call write~init~int(82, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(73, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(84, #t~string8.base, 3 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 4 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(75, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string12.base, #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 1 + #t~string12.offset, 1);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,412 INFO L280 TraceCheckUtils]: 2: Hoare triple {3970#(= 1 ~waterLevel~0)} assume true; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,412 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3970#(= 1 ~waterLevel~0)} {3965#true} #549#return; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,413 INFO L263 TraceCheckUtils]: 4: Hoare triple {3970#(= 1 ~waterLevel~0)} call #t~ret75 := main(); {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,414 INFO L280 TraceCheckUtils]: 5: Hoare triple {3970#(= 1 ~waterLevel~0)} havoc ~retValue_acc~13;havoc ~tmp~9; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,414 INFO L263 TraceCheckUtils]: 6: Hoare triple {3970#(= 1 ~waterLevel~0)} call select_helpers(); {3965#true} is VALID [2020-07-17 21:25:24,414 INFO L280 TraceCheckUtils]: 7: Hoare triple {3965#true} assume true; {3965#true} is VALID [2020-07-17 21:25:24,415 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3965#true} {3970#(= 1 ~waterLevel~0)} #447#return; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,415 INFO L263 TraceCheckUtils]: 9: Hoare triple {3970#(= 1 ~waterLevel~0)} call select_features(); {3965#true} is VALID [2020-07-17 21:25:24,415 INFO L280 TraceCheckUtils]: 10: Hoare triple {3965#true} assume true; {3965#true} is VALID [2020-07-17 21:25:24,416 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3965#true} {3970#(= 1 ~waterLevel~0)} #449#return; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,416 INFO L263 TraceCheckUtils]: 12: Hoare triple {3970#(= 1 ~waterLevel~0)} call #t~ret74 := valid_product(); {3965#true} is VALID [2020-07-17 21:25:24,417 INFO L280 TraceCheckUtils]: 13: Hoare triple {3965#true} havoc ~retValue_acc~12;~retValue_acc~12 := 1;#res := ~retValue_acc~12; {3965#true} is VALID [2020-07-17 21:25:24,417 INFO L280 TraceCheckUtils]: 14: Hoare triple {3965#true} assume true; {3965#true} is VALID [2020-07-17 21:25:24,418 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3965#true} {3970#(= 1 ~waterLevel~0)} #451#return; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,418 INFO L280 TraceCheckUtils]: 16: Hoare triple {3970#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,419 INFO L280 TraceCheckUtils]: 17: Hoare triple {3970#(= 1 ~waterLevel~0)} assume 0 != ~tmp~9; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,419 INFO L263 TraceCheckUtils]: 18: Hoare triple {3970#(= 1 ~waterLevel~0)} call setup(); {3965#true} is VALID [2020-07-17 21:25:24,420 INFO L280 TraceCheckUtils]: 19: Hoare triple {3965#true} assume true; {3965#true} is VALID [2020-07-17 21:25:24,420 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3965#true} {3970#(= 1 ~waterLevel~0)} #453#return; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,421 INFO L263 TraceCheckUtils]: 21: Hoare triple {3970#(= 1 ~waterLevel~0)} call runTest(); {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,422 INFO L263 TraceCheckUtils]: 22: Hoare triple {3970#(= 1 ~waterLevel~0)} call test(); {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,422 INFO L280 TraceCheckUtils]: 23: Hoare triple {3970#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~3;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,423 INFO L280 TraceCheckUtils]: 24: Hoare triple {3970#(= 1 ~waterLevel~0)} assume !false; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,423 INFO L280 TraceCheckUtils]: 25: Hoare triple {3970#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,424 INFO L280 TraceCheckUtils]: 26: Hoare triple {3970#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp~8 := #t~nondet69;havoc #t~nondet69; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,424 INFO L280 TraceCheckUtils]: 27: Hoare triple {3970#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~8); {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,425 INFO L280 TraceCheckUtils]: 28: Hoare triple {3970#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___0~3 := #t~nondet70;havoc #t~nondet70; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,426 INFO L280 TraceCheckUtils]: 29: Hoare triple {3970#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~3); {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,426 INFO L280 TraceCheckUtils]: 30: Hoare triple {3970#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___2~0 := #t~nondet71;havoc #t~nondet71; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,427 INFO L280 TraceCheckUtils]: 31: Hoare triple {3970#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet72 && #t~nondet72 <= 2147483647;~tmp___1~1 := #t~nondet72;havoc #t~nondet72; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,427 INFO L280 TraceCheckUtils]: 32: Hoare triple {3970#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~1; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,428 INFO L263 TraceCheckUtils]: 33: Hoare triple {3970#(= 1 ~waterLevel~0)} call stopSystem(); {3996#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:25:24,429 INFO L280 TraceCheckUtils]: 34: Hoare triple {3996#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3965#true} is VALID [2020-07-17 21:25:24,429 INFO L280 TraceCheckUtils]: 35: Hoare triple {3965#true} ~systemActive~0 := 0; {3965#true} is VALID [2020-07-17 21:25:24,429 INFO L280 TraceCheckUtils]: 36: Hoare triple {3965#true} assume true; {3965#true} is VALID [2020-07-17 21:25:24,430 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3965#true} {3970#(= 1 ~waterLevel~0)} #505#return; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,430 INFO L263 TraceCheckUtils]: 38: Hoare triple {3970#(= 1 ~waterLevel~0)} call timeShift(); {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,431 INFO L280 TraceCheckUtils]: 39: Hoare triple {3970#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,431 INFO L280 TraceCheckUtils]: 40: Hoare triple {3970#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,432 INFO L263 TraceCheckUtils]: 41: Hoare triple {3970#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,433 INFO L280 TraceCheckUtils]: 42: Hoare triple {3970#(= 1 ~waterLevel~0)} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,433 INFO L263 TraceCheckUtils]: 43: Hoare triple {3970#(= 1 ~waterLevel~0)} call #t~ret0 := isMethaneLevelCritical(); {3965#true} is VALID [2020-07-17 21:25:24,433 INFO L280 TraceCheckUtils]: 44: Hoare triple {3965#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {3965#true} is VALID [2020-07-17 21:25:24,433 INFO L280 TraceCheckUtils]: 45: Hoare triple {3965#true} assume true; {3965#true} is VALID [2020-07-17 21:25:24,434 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3965#true} {3970#(= 1 ~waterLevel~0)} #541#return; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,435 INFO L280 TraceCheckUtils]: 47: Hoare triple {3970#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,435 INFO L280 TraceCheckUtils]: 48: Hoare triple {3970#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~0); {3970#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:25:24,435 INFO L263 TraceCheckUtils]: 49: Hoare triple {3970#(= 1 ~waterLevel~0)} call #t~ret1 := getWaterLevel(); {3965#true} is VALID [2020-07-17 21:25:24,436 INFO L280 TraceCheckUtils]: 50: Hoare triple {3965#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {3997#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:25:24,437 INFO L280 TraceCheckUtils]: 51: Hoare triple {3997#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3997#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:25:24,438 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3997#(= |getWaterLevel_#res| ~waterLevel~0)} {3970#(= 1 ~waterLevel~0)} #543#return; {3990#(= 1 |__utac_acc__Specification3_spec__1_#t~ret1|)} is VALID [2020-07-17 21:25:24,439 INFO L280 TraceCheckUtils]: 53: Hoare triple {3990#(= 1 |__utac_acc__Specification3_spec__1_#t~ret1|)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp___0~0 := #t~ret1;havoc #t~ret1; {3991#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} is VALID [2020-07-17 21:25:24,439 INFO L280 TraceCheckUtils]: 54: Hoare triple {3991#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} assume 2 == ~tmp___0~0; {3966#false} is VALID [2020-07-17 21:25:24,440 INFO L263 TraceCheckUtils]: 55: Hoare triple {3966#false} call #t~ret2 := isPumpRunning(); {3965#true} is VALID [2020-07-17 21:25:24,440 INFO L280 TraceCheckUtils]: 56: Hoare triple {3965#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~pumpRunning~0;#res := ~retValue_acc~8; {3965#true} is VALID [2020-07-17 21:25:24,440 INFO L280 TraceCheckUtils]: 57: Hoare triple {3965#true} assume true; {3965#true} is VALID [2020-07-17 21:25:24,440 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3965#true} {3966#false} #545#return; {3966#false} is VALID [2020-07-17 21:25:24,441 INFO L280 TraceCheckUtils]: 59: Hoare triple {3966#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___1~0 := #t~ret2;havoc #t~ret2; {3966#false} is VALID [2020-07-17 21:25:24,441 INFO L280 TraceCheckUtils]: 60: Hoare triple {3966#false} assume !(0 != ~tmp___1~0); {3966#false} is VALID [2020-07-17 21:25:24,441 INFO L263 TraceCheckUtils]: 61: Hoare triple {3966#false} call __automaton_fail(); {3966#false} is VALID [2020-07-17 21:25:24,441 INFO L280 TraceCheckUtils]: 62: Hoare triple {3966#false} assume !false; {3966#false} is VALID [2020-07-17 21:25:24,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:25:24,451 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716204007] [2020-07-17 21:25:24,451 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:25:24,451 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:25:24,451 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184238964] [2020-07-17 21:25:24,452 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:25:24,452 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:25:24,452 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:25:24,533 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:24,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:25:24,534 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:25:24,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:25:24,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:25:24,535 INFO L87 Difference]: Start difference. First operand 290 states and 349 transitions. Second operand 8 states. [2020-07-17 21:25:25,366 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:25:34,243 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:25:35,447 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:25:36,104 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:25:36,661 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:25:42,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:42,701 INFO L93 Difference]: Finished difference Result 893 states and 1167 transitions. [2020-07-17 21:25:42,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:25:42,701 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:25:42,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:25:42,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:25:42,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 542 transitions. [2020-07-17 21:25:42,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:25:42,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 542 transitions. [2020-07-17 21:25:42,724 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 542 transitions. [2020-07-17 21:25:44,613 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 542 edges. 542 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:44,651 INFO L225 Difference]: With dead ends: 893 [2020-07-17 21:25:44,651 INFO L226 Difference]: Without dead ends: 627 [2020-07-17 21:25:44,653 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 [2020-07-17 21:25:44,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2020-07-17 21:25:50,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 557. [2020-07-17 21:25:50,022 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:25:50,023 INFO L82 GeneralOperation]: Start isEquivalent. First operand 627 states. Second operand 557 states. [2020-07-17 21:25:50,023 INFO L74 IsIncluded]: Start isIncluded. First operand 627 states. Second operand 557 states. [2020-07-17 21:25:50,023 INFO L87 Difference]: Start difference. First operand 627 states. Second operand 557 states. [2020-07-17 21:25:50,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:50,064 INFO L93 Difference]: Finished difference Result 627 states and 802 transitions. [2020-07-17 21:25:50,064 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 802 transitions. [2020-07-17 21:25:50,067 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:50,067 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:50,068 INFO L74 IsIncluded]: Start isIncluded. First operand 557 states. Second operand 627 states. [2020-07-17 21:25:50,068 INFO L87 Difference]: Start difference. First operand 557 states. Second operand 627 states. [2020-07-17 21:25:50,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:50,105 INFO L93 Difference]: Finished difference Result 627 states and 802 transitions. [2020-07-17 21:25:50,105 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 802 transitions. [2020-07-17 21:25:50,108 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:50,108 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:50,108 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:25:50,109 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:25:50,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 557 states. [2020-07-17 21:25:50,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 683 transitions. [2020-07-17 21:25:50,149 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 683 transitions. Word has length 63 [2020-07-17 21:25:50,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:25:50,149 INFO L479 AbstractCegarLoop]: Abstraction has 557 states and 683 transitions. [2020-07-17 21:25:50,150 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:25:50,150 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 683 transitions. [2020-07-17 21:25:50,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:25:50,152 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:25:50,153 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] [2020-07-17 21:25:50,153 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:25:50,153 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:25:50,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:25:50,153 INFO L82 PathProgramCache]: Analyzing trace with hash -427232299, now seen corresponding path program 1 times [2020-07-17 21:25:50,154 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:25:50,154 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854988642] [2020-07-17 21:25:50,154 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:25:50,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:25:50,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:25:50,361 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:25:50,361 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:25:50,362 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:25:50,487 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:25:50,487 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:25:50,487 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:25:50,487 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:25:50,487 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:25:50,487 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:25:50,488 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:25:50,488 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:25:50,488 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:25:50,488 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:25:50,488 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-17 21:25:50,488 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:25:50,488 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:25:50,488 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:25:50,489 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:25:50,489 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:25:50,489 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:25:50,489 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:25:50,489 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:25:50,489 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:25:50,489 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:25:50,489 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:25:50,489 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:25:50,490 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:25:50,490 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:25:50,490 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:25:50,490 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:25:50,490 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:25:50,490 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:25:50,490 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:25:50,490 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:25:50,491 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:25:50,491 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:25:50,491 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:25:50,491 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-17 21:25:50,491 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:25:50,491 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:25:50,491 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:25:50,491 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:25:50,491 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:25:50,492 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:25:50,492 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:25:50,492 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:25:50,492 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:25:50,492 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:25:50,492 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorENTRY has no Hoare annotation [2020-07-17 21:25:50,492 WARN L170 areAnnotationChecker]: startSystemENTRY has no Hoare annotation [2020-07-17 21:25:50,492 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:25:50,492 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:25:50,493 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:25:50,493 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:25:50,493 WARN L170 areAnnotationChecker]: L264-2 has no Hoare annotation [2020-07-17 21:25:50,493 WARN L170 areAnnotationChecker]: L264-2 has no Hoare annotation [2020-07-17 21:25:50,493 WARN L170 areAnnotationChecker]: L264-2 has no Hoare annotation [2020-07-17 21:25:50,493 WARN L170 areAnnotationChecker]: L321-2 has no Hoare annotation [2020-07-17 21:25:50,494 WARN L170 areAnnotationChecker]: L321-2 has no Hoare annotation [2020-07-17 21:25:50,494 WARN L170 areAnnotationChecker]: L321-2 has no Hoare annotation [2020-07-17 21:25:50,494 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:25:50,494 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:25:50,494 WARN L170 areAnnotationChecker]: L974 has no Hoare annotation [2020-07-17 21:25:50,494 WARN L170 areAnnotationChecker]: L974 has no Hoare annotation [2020-07-17 21:25:50,494 WARN L170 areAnnotationChecker]: L932 has no Hoare annotation [2020-07-17 21:25:50,494 WARN L170 areAnnotationChecker]: L932 has no Hoare annotation [2020-07-17 21:25:50,495 WARN L170 areAnnotationChecker]: L761 has no Hoare annotation [2020-07-17 21:25:50,495 WARN L170 areAnnotationChecker]: L761 has no Hoare annotation [2020-07-17 21:25:50,495 WARN L170 areAnnotationChecker]: L759 has no Hoare annotation [2020-07-17 21:25:50,495 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:25:50,495 WARN L170 areAnnotationChecker]: L743 has no Hoare annotation [2020-07-17 21:25:50,495 WARN L170 areAnnotationChecker]: L743 has no Hoare annotation [2020-07-17 21:25:50,495 WARN L170 areAnnotationChecker]: L688 has no Hoare annotation [2020-07-17 21:25:50,495 WARN L170 areAnnotationChecker]: L688 has no Hoare annotation [2020-07-17 21:25:50,495 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:25:50,496 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:25:50,496 WARN L170 areAnnotationChecker]: L520 has no Hoare annotation [2020-07-17 21:25:50,496 WARN L170 areAnnotationChecker]: L520 has no Hoare annotation [2020-07-17 21:25:50,496 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:25:50,496 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-17 21:25:50,496 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-17 21:25:50,496 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:25:50,496 WARN L170 areAnnotationChecker]: L167 has no Hoare annotation [2020-07-17 21:25:50,496 WARN L170 areAnnotationChecker]: L167 has no Hoare annotation [2020-07-17 21:25:50,497 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-17 21:25:50,497 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-17 21:25:50,497 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:25:50,497 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:25:50,497 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-17 21:25:50,497 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-17 21:25:50,497 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-17 21:25:50,497 WARN L170 areAnnotationChecker]: L474 has no Hoare annotation [2020-07-17 21:25:50,497 WARN L170 areAnnotationChecker]: L474 has no Hoare annotation [2020-07-17 21:25:50,497 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:25:50,498 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:25:50,498 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-17 21:25:50,498 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-17 21:25:50,498 WARN L170 areAnnotationChecker]: L381 has no Hoare annotation [2020-07-17 21:25:50,498 WARN L170 areAnnotationChecker]: L381 has no Hoare annotation [2020-07-17 21:25:50,498 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:25:50,498 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-17 21:25:50,498 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:25:50,498 WARN L170 areAnnotationChecker]: L114-1 has no Hoare annotation [2020-07-17 21:25:50,499 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:25:50,499 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-17 21:25:50,499 WARN L170 areAnnotationChecker]: L724 has no Hoare annotation [2020-07-17 21:25:50,499 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-17 21:25:50,499 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-17 21:25:50,499 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:25:50,499 WARN L170 areAnnotationChecker]: L568 has no Hoare annotation [2020-07-17 21:25:50,499 WARN L170 areAnnotationChecker]: L568 has no Hoare annotation [2020-07-17 21:25:50,499 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-17 21:25:50,500 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-17 21:25:50,500 WARN L170 areAnnotationChecker]: L903 has no Hoare annotation [2020-07-17 21:25:50,500 WARN L170 areAnnotationChecker]: L903 has no Hoare annotation [2020-07-17 21:25:50,500 WARN L170 areAnnotationChecker]: L90-1 has no Hoare annotation [2020-07-17 21:25:50,500 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:25:50,500 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:25:50,500 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:25:50,500 WARN L170 areAnnotationChecker]: L598 has no Hoare annotation [2020-07-17 21:25:50,500 WARN L170 areAnnotationChecker]: L598 has no Hoare annotation [2020-07-17 21:25:50,501 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-17 21:25:50,501 WARN L170 areAnnotationChecker]: L102-1 has no Hoare annotation [2020-07-17 21:25:50,501 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:25:50,501 WARN L170 areAnnotationChecker]: L286 has no Hoare annotation [2020-07-17 21:25:50,501 WARN L170 areAnnotationChecker]: L265 has no Hoare annotation [2020-07-17 21:25:50,501 WARN L170 areAnnotationChecker]: L347 has no Hoare annotation [2020-07-17 21:25:50,501 WARN L170 areAnnotationChecker]: L347 has no Hoare annotation [2020-07-17 21:25:50,501 WARN L170 areAnnotationChecker]: L322 has no Hoare annotation [2020-07-17 21:25:50,501 WARN L170 areAnnotationChecker]: L974-1 has no Hoare annotation [2020-07-17 21:25:50,502 WARN L170 areAnnotationChecker]: L974-1 has no Hoare annotation [2020-07-17 21:25:50,502 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:25:50,502 WARN L170 areAnnotationChecker]: L933 has no Hoare annotation [2020-07-17 21:25:50,502 WARN L170 areAnnotationChecker]: L933 has no Hoare annotation [2020-07-17 21:25:50,502 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:25:50,502 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:25:50,502 WARN L170 areAnnotationChecker]: L743-1 has no Hoare annotation [2020-07-17 21:25:50,502 WARN L170 areAnnotationChecker]: L688-2 has no Hoare annotation [2020-07-17 21:25:50,503 WARN L170 areAnnotationChecker]: L975 has no Hoare annotation [2020-07-17 21:25:50,503 WARN L170 areAnnotationChecker]: L975 has no Hoare annotation [2020-07-17 21:25:50,503 WARN L170 areAnnotationChecker]: L526 has no Hoare annotation [2020-07-17 21:25:50,503 WARN L170 areAnnotationChecker]: L526 has no Hoare annotation [2020-07-17 21:25:50,503 WARN L170 areAnnotationChecker]: L520-1 has no Hoare annotation [2020-07-17 21:25:50,503 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:25:50,503 WARN L170 areAnnotationChecker]: L666-1 has no Hoare annotation [2020-07-17 21:25:50,503 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:25:50,504 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:25:50,504 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:25:50,504 WARN L170 areAnnotationChecker]: L626 has no Hoare annotation [2020-07-17 21:25:50,504 WARN L170 areAnnotationChecker]: L626 has no Hoare annotation [2020-07-17 21:25:50,504 WARN L170 areAnnotationChecker]: L639 has no Hoare annotation [2020-07-17 21:25:50,504 WARN L170 areAnnotationChecker]: L639 has no Hoare annotation [2020-07-17 21:25:50,504 WARN L170 areAnnotationChecker]: L613-1 has no Hoare annotation [2020-07-17 21:25:50,504 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-17 21:25:50,505 WARN L170 areAnnotationChecker]: L840 has no Hoare annotation [2020-07-17 21:25:50,505 WARN L170 areAnnotationChecker]: L791 has no Hoare annotation [2020-07-17 21:25:50,505 WARN L170 areAnnotationChecker]: L791 has no Hoare annotation [2020-07-17 21:25:50,505 WARN L170 areAnnotationChecker]: L480 has no Hoare annotation [2020-07-17 21:25:50,505 WARN L170 areAnnotationChecker]: L480 has no Hoare annotation [2020-07-17 21:25:50,505 WARN L170 areAnnotationChecker]: L474-1 has no Hoare annotation [2020-07-17 21:25:50,505 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:25:50,505 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:25:50,505 WARN L170 areAnnotationChecker]: L139-2 has no Hoare annotation [2020-07-17 21:25:50,506 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:25:50,506 WARN L170 areAnnotationChecker]: L386 has no Hoare annotation [2020-07-17 21:25:50,506 WARN L170 areAnnotationChecker]: L386 has no Hoare annotation [2020-07-17 21:25:50,506 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-17 21:25:50,506 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:25:50,506 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:25:50,506 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:25:50,506 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:25:50,506 WARN L170 areAnnotationChecker]: L724-1 has no Hoare annotation [2020-07-17 21:25:50,507 WARN L170 areAnnotationChecker]: L51-1 has no Hoare annotation [2020-07-17 21:25:50,507 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:25:50,507 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:25:50,507 WARN L170 areAnnotationChecker]: L575 has no Hoare annotation [2020-07-17 21:25:50,507 WARN L170 areAnnotationChecker]: L575 has no Hoare annotation [2020-07-17 21:25:50,507 WARN L170 areAnnotationChecker]: L573 has no Hoare annotation [2020-07-17 21:25:50,507 WARN L170 areAnnotationChecker]: L573 has no Hoare annotation [2020-07-17 21:25:50,507 WARN L170 areAnnotationChecker]: L903-1 has no Hoare annotation [2020-07-17 21:25:50,508 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:25:50,508 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:25:50,508 WARN L170 areAnnotationChecker]: L980-1 has no Hoare annotation [2020-07-17 21:25:50,508 WARN L170 areAnnotationChecker]: L980-1 has no Hoare annotation [2020-07-17 21:25:50,508 WARN L170 areAnnotationChecker]: L600 has no Hoare annotation [2020-07-17 21:25:50,508 WARN L170 areAnnotationChecker]: L600 has no Hoare annotation [2020-07-17 21:25:50,508 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-17 21:25:50,508 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-17 21:25:50,508 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-17 21:25:50,509 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:25:50,509 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:25:50,509 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:25:50,509 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:25:50,509 WARN L170 areAnnotationChecker]: L270 has no Hoare annotation [2020-07-17 21:25:50,509 WARN L170 areAnnotationChecker]: L270 has no Hoare annotation [2020-07-17 21:25:50,509 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:25:50,509 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-17 21:25:50,509 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-17 21:25:50,510 WARN L170 areAnnotationChecker]: L976 has no Hoare annotation [2020-07-17 21:25:50,510 WARN L170 areAnnotationChecker]: L934 has no Hoare annotation [2020-07-17 21:25:50,510 WARN L170 areAnnotationChecker]: L934 has no Hoare annotation [2020-07-17 21:25:50,510 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:25:50,510 WARN L170 areAnnotationChecker]: L61-1 has no Hoare annotation [2020-07-17 21:25:50,510 WARN L170 areAnnotationChecker]: L745 has no Hoare annotation [2020-07-17 21:25:50,510 WARN L170 areAnnotationChecker]: L745 has no Hoare annotation [2020-07-17 21:25:50,510 WARN L170 areAnnotationChecker]: L700 has no Hoare annotation [2020-07-17 21:25:50,510 WARN L170 areAnnotationChecker]: L700 has no Hoare annotation [2020-07-17 21:25:50,510 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:25:50,511 WARN L170 areAnnotationChecker]: L978-1 has no Hoare annotation [2020-07-17 21:25:50,511 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:25:50,511 WARN L170 areAnnotationChecker]: L639-1 has no Hoare annotation [2020-07-17 21:25:50,511 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:25:50,511 WARN L170 areAnnotationChecker]: L626-1 has no Hoare annotation [2020-07-17 21:25:50,511 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-17 21:25:50,511 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-17 21:25:50,511 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:25:50,511 WARN L170 areAnnotationChecker]: L792 has no Hoare annotation [2020-07-17 21:25:50,511 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:25:50,512 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:25:50,512 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-17 21:25:50,512 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-17 21:25:50,512 WARN L170 areAnnotationChecker]: L340-1 has no Hoare annotation [2020-07-17 21:25:50,512 WARN L170 areAnnotationChecker]: L942 has no Hoare annotation [2020-07-17 21:25:50,512 WARN L170 areAnnotationChecker]: L942 has no Hoare annotation [2020-07-17 21:25:50,512 WARN L170 areAnnotationChecker]: L810-1 has no Hoare annotation [2020-07-17 21:25:50,512 WARN L170 areAnnotationChecker]: L57-1 has no Hoare annotation [2020-07-17 21:25:50,512 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-17 21:25:50,513 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-17 21:25:50,513 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-17 21:25:50,513 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-17 21:25:50,513 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:25:50,513 WARN L170 areAnnotationChecker]: L907-2 has no Hoare annotation [2020-07-17 21:25:50,513 WARN L170 areAnnotationChecker]: L907-2 has no Hoare annotation [2020-07-17 21:25:50,513 WARN L170 areAnnotationChecker]: L907-2 has no Hoare annotation [2020-07-17 21:25:50,513 WARN L170 areAnnotationChecker]: L600-1 has no Hoare annotation [2020-07-17 21:25:50,513 WARN L170 areAnnotationChecker]: L828-1 has no Hoare annotation [2020-07-17 21:25:50,513 WARN L170 areAnnotationChecker]: L828-1 has no Hoare annotation [2020-07-17 21:25:50,514 WARN L170 areAnnotationChecker]: L938 has no Hoare annotation [2020-07-17 21:25:50,514 WARN L170 areAnnotationChecker]: L938 has no Hoare annotation [2020-07-17 21:25:50,514 WARN L170 areAnnotationChecker]: L800-1 has no Hoare annotation [2020-07-17 21:25:50,514 WARN L170 areAnnotationChecker]: L59-1 has no Hoare annotation [2020-07-17 21:25:50,514 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:25:50,514 WARN L170 areAnnotationChecker]: L270-1 has no Hoare annotation [2020-07-17 21:25:50,514 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:25:50,514 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:25:50,514 WARN L170 areAnnotationChecker]: L327-1 has no Hoare annotation [2020-07-17 21:25:50,514 WARN L170 areAnnotationChecker]: L978 has no Hoare annotation [2020-07-17 21:25:50,515 WARN L170 areAnnotationChecker]: L978 has no Hoare annotation [2020-07-17 21:25:50,515 WARN L170 areAnnotationChecker]: L935 has no Hoare annotation [2020-07-17 21:25:50,515 WARN L170 areAnnotationChecker]: L935 has no Hoare annotation [2020-07-17 21:25:50,515 WARN L170 areAnnotationChecker]: L63 has no Hoare annotation [2020-07-17 21:25:50,515 WARN L170 areAnnotationChecker]: L63 has no Hoare annotation [2020-07-17 21:25:50,515 WARN L170 areAnnotationChecker]: L745-2 has no Hoare annotation [2020-07-17 21:25:50,515 WARN L170 areAnnotationChecker]: L700-2 has no Hoare annotation [2020-07-17 21:25:50,515 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:25:50,516 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:25:50,516 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2020-07-17 21:25:50,516 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2020-07-17 21:25:50,516 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:25:50,516 WARN L170 areAnnotationChecker]: L800 has no Hoare annotation [2020-07-17 21:25:50,516 WARN L170 areAnnotationChecker]: L800 has no Hoare annotation [2020-07-17 21:25:50,516 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:25:50,516 WARN L170 areAnnotationChecker]: L406-2 has no Hoare annotation [2020-07-17 21:25:50,516 WARN L170 areAnnotationChecker]: L406-2 has no Hoare annotation [2020-07-17 21:25:50,517 WARN L170 areAnnotationChecker]: L406-2 has no Hoare annotation [2020-07-17 21:25:50,517 WARN L170 areAnnotationChecker]: L445 has no Hoare annotation [2020-07-17 21:25:50,517 WARN L170 areAnnotationChecker]: L445 has no Hoare annotation [2020-07-17 21:25:50,517 WARN L170 areAnnotationChecker]: L943 has no Hoare annotation [2020-07-17 21:25:50,517 WARN L170 areAnnotationChecker]: L943 has no Hoare annotation [2020-07-17 21:25:50,517 WARN L170 areAnnotationChecker]: L820 has no Hoare annotation [2020-07-17 21:25:50,517 WARN L170 areAnnotationChecker]: L820 has no Hoare annotation [2020-07-17 21:25:50,517 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation [2020-07-17 21:25:50,518 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation [2020-07-17 21:25:50,518 WARN L170 areAnnotationChecker]: L726-2 has no Hoare annotation [2020-07-17 21:25:50,518 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-17 21:25:50,518 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-17 21:25:50,518 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:50,518 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:50,518 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:50,518 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:50,518 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:50,519 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:50,519 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:50,519 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:50,519 WARN L170 areAnnotationChecker]: L922 has no Hoare annotation [2020-07-17 21:25:50,519 WARN L170 areAnnotationChecker]: L908 has no Hoare annotation [2020-07-17 21:25:50,519 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-17 21:25:50,519 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-17 21:25:50,519 WARN L170 areAnnotationChecker]: L939 has no Hoare annotation [2020-07-17 21:25:50,519 WARN L170 areAnnotationChecker]: L939 has no Hoare annotation [2020-07-17 21:25:50,520 WARN L170 areAnnotationChecker]: L810 has no Hoare annotation [2020-07-17 21:25:50,520 WARN L170 areAnnotationChecker]: L810 has no Hoare annotation [2020-07-17 21:25:50,520 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:25:50,520 WARN L170 areAnnotationChecker]: L422-1 has no Hoare annotation [2020-07-17 21:25:50,520 WARN L170 areAnnotationChecker]: L438-1 has no Hoare annotation [2020-07-17 21:25:50,520 WARN L170 areAnnotationChecker]: L340 has no Hoare annotation [2020-07-17 21:25:50,520 WARN L170 areAnnotationChecker]: L340 has no Hoare annotation [2020-07-17 21:25:50,520 WARN L170 areAnnotationChecker]: L980 has no Hoare annotation [2020-07-17 21:25:50,520 WARN L170 areAnnotationChecker]: L980 has no Hoare annotation [2020-07-17 21:25:50,520 WARN L170 areAnnotationChecker]: L936 has no Hoare annotation [2020-07-17 21:25:50,521 WARN L170 areAnnotationChecker]: L936 has no Hoare annotation [2020-07-17 21:25:50,521 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-17 21:25:50,521 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-17 21:25:50,521 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-17 21:25:50,521 WARN L170 areAnnotationChecker]: L711 has no Hoare annotation [2020-07-17 21:25:50,521 WARN L170 areAnnotationChecker]: L711 has no Hoare annotation [2020-07-17 21:25:50,521 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:25:50,521 WARN L170 areAnnotationChecker]: L630 has no Hoare annotation [2020-07-17 21:25:50,521 WARN L170 areAnnotationChecker]: L630 has no Hoare annotation [2020-07-17 21:25:50,521 WARN L170 areAnnotationChecker]: L634 has no Hoare annotation [2020-07-17 21:25:50,522 WARN L170 areAnnotationChecker]: L634 has no Hoare annotation [2020-07-17 21:25:50,522 WARN L170 areAnnotationChecker]: L802 has no Hoare annotation [2020-07-17 21:25:50,522 WARN L170 areAnnotationChecker]: L802 has no Hoare annotation [2020-07-17 21:25:50,522 WARN L170 areAnnotationChecker]: L711-1 has no Hoare annotation [2020-07-17 21:25:50,522 WARN L170 areAnnotationChecker]: L427 has no Hoare annotation [2020-07-17 21:25:50,522 WARN L170 areAnnotationChecker]: L407 has no Hoare annotation [2020-07-17 21:25:50,522 WARN L170 areAnnotationChecker]: L407 has no Hoare annotation [2020-07-17 21:25:50,522 WARN L170 areAnnotationChecker]: L446 has no Hoare annotation [2020-07-17 21:25:50,522 WARN L170 areAnnotationChecker]: L446 has no Hoare annotation [2020-07-17 21:25:50,522 WARN L170 areAnnotationChecker]: L944 has no Hoare annotation [2020-07-17 21:25:50,523 WARN L170 areAnnotationChecker]: L944 has no Hoare annotation [2020-07-17 21:25:50,523 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-17 21:25:50,523 WARN L170 areAnnotationChecker]: L822 has no Hoare annotation [2020-07-17 21:25:50,523 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-17 21:25:50,523 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-17 21:25:50,523 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-17 21:25:50,523 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-17 21:25:50,523 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-17 21:25:50,523 WARN L170 areAnnotationChecker]: L940 has no Hoare annotation [2020-07-17 21:25:50,523 WARN L170 areAnnotationChecker]: L940 has no Hoare annotation [2020-07-17 21:25:50,524 WARN L170 areAnnotationChecker]: L918 has no Hoare annotation [2020-07-17 21:25:50,524 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:25:50,524 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:25:50,524 WARN L170 areAnnotationChecker]: L911 has no Hoare annotation [2020-07-17 21:25:50,524 WARN L170 areAnnotationChecker]: L911 has no Hoare annotation [2020-07-17 21:25:50,524 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-17 21:25:50,524 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-17 21:25:50,524 WARN L170 areAnnotationChecker]: L608 has no Hoare annotation [2020-07-17 21:25:50,524 WARN L170 areAnnotationChecker]: L608 has no Hoare annotation [2020-07-17 21:25:50,524 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-17 21:25:50,525 WARN L170 areAnnotationChecker]: L812 has no Hoare annotation [2020-07-17 21:25:50,525 WARN L170 areAnnotationChecker]: L937 has no Hoare annotation [2020-07-17 21:25:50,525 WARN L170 areAnnotationChecker]: L937 has no Hoare annotation [2020-07-17 21:25:50,525 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-17 21:25:50,525 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:25:50,525 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-17 21:25:50,525 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-17 21:25:50,525 WARN L170 areAnnotationChecker]: L408 has no Hoare annotation [2020-07-17 21:25:50,525 WARN L170 areAnnotationChecker]: L945 has no Hoare annotation [2020-07-17 21:25:50,525 WARN L170 areAnnotationChecker]: L945 has no Hoare annotation [2020-07-17 21:25:50,526 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-17 21:25:50,526 WARN L170 areAnnotationChecker]: L830 has no Hoare annotation [2020-07-17 21:25:50,526 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-17 21:25:50,526 WARN L170 areAnnotationChecker]: L941 has no Hoare annotation [2020-07-17 21:25:50,526 WARN L170 areAnnotationChecker]: L941 has no Hoare annotation [2020-07-17 21:25:50,526 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:25:50,526 WARN L170 areAnnotationChecker]: L911-1 has no Hoare annotation [2020-07-17 21:25:50,526 WARN L170 areAnnotationChecker]: L911-1 has no Hoare annotation [2020-07-17 21:25:50,526 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:25:50,527 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:25:50,527 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:25:50,527 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:25:50,527 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:25:50,527 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:25:50,527 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:25:50,527 WARN L170 areAnnotationChecker]: L422 has no Hoare annotation [2020-07-17 21:25:50,527 WARN L170 areAnnotationChecker]: L422 has no Hoare annotation [2020-07-17 21:25:50,527 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 21:25:50,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:25:50 BoogieIcfgContainer [2020-07-17 21:25:50,530 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:25:50,533 INFO L168 Benchmark]: Toolchain (without parser) took 71366.59 ms. Allocated memory was 148.4 MB in the beginning and 612.4 MB in the end (delta: 464.0 MB). Free memory was 104.1 MB in the beginning and 226.8 MB in the end (delta: -122.7 MB). Peak memory consumption was 341.3 MB. Max. memory is 7.1 GB. [2020-07-17 21:25:50,533 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 148.4 MB. Free memory was 123.4 MB in the beginning and 123.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 21:25:50,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 757.35 ms. Allocated memory was 148.4 MB in the beginning and 207.6 MB in the end (delta: 59.2 MB). Free memory was 103.7 MB in the beginning and 175.7 MB in the end (delta: -72.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2020-07-17 21:25:50,535 INFO L168 Benchmark]: Boogie Preprocessor took 102.20 ms. Allocated memory is still 207.6 MB. Free memory was 175.7 MB in the beginning and 169.8 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2020-07-17 21:25:50,536 INFO L168 Benchmark]: RCFGBuilder took 1729.02 ms. Allocated memory was 207.6 MB in the beginning and 243.3 MB in the end (delta: 35.7 MB). Free memory was 169.8 MB in the beginning and 201.8 MB in the end (delta: -32.0 MB). Peak memory consumption was 100.4 MB. Max. memory is 7.1 GB. [2020-07-17 21:25:50,536 INFO L168 Benchmark]: TraceAbstraction took 68770.57 ms. Allocated memory was 243.3 MB in the beginning and 612.4 MB in the end (delta: 369.1 MB). Free memory was 201.8 MB in the beginning and 226.8 MB in the end (delta: -25.0 MB). Peak memory consumption was 344.1 MB. Max. memory is 7.1 GB. [2020-07-17 21:25:50,539 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 148.4 MB. Free memory was 123.4 MB in the beginning and 123.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 757.35 ms. Allocated memory was 148.4 MB in the beginning and 207.6 MB in the end (delta: 59.2 MB). Free memory was 103.7 MB in the beginning and 175.7 MB in the end (delta: -72.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.20 ms. Allocated memory is still 207.6 MB. Free memory was 175.7 MB in the beginning and 169.8 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1729.02 ms. Allocated memory was 207.6 MB in the beginning and 243.3 MB in the end (delta: 35.7 MB). Free memory was 169.8 MB in the beginning and 201.8 MB in the end (delta: -32.0 MB). Peak memory consumption was 100.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 68770.57 ms. Allocated memory was 243.3 MB in the beginning and 612.4 MB in the end (delta: 369.1 MB). Free memory was 201.8 MB in the beginning and 226.8 MB in the end (delta: -25.0 MB). Peak memory consumption was 344.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 853]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L84] int waterLevel = 1; [L85] int methaneLevelCritical = 0; [L356] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L559] int pumpRunning = 0; [L560] int systemActive = 1; [L896] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=175, \old(head)=166, \old(head)=176, \old(methaneLevelCritical)=144, \old(pumpRunning)=134, \old(systemActive)=133, \old(waterLevel)=141, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L969] int retValue_acc ; [L970] 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] [L974] 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] [L975] 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] [L976] 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] [L887] int retValue_acc ; [L890] retValue_acc = 1 [L891] 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] [L976] 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] [L976] tmp = valid_product() [L978] 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] [L980] 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] [L981] 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] [L963] 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] [L781] int splverifierCounter ; [L782] int tmp ; [L783] int tmp___0 ; [L784] int tmp___1 ; [L785] int tmp___2 ; [L788] 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] [L790] 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] [L792] 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] [L798] tmp = __VERIFIER_nondet_int() [L800] 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] [L802] 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] [L102] COND TRUE waterLevel < 2 [L103] 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] [L802] 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] [L808] tmp___0 = __VERIFIER_nondet_int() [L810] 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] [L818] tmp___2 = __VERIFIER_nondet_int() [L820] COND FALSE !(\read(tmp___2)) [L826] tmp___1 = __VERIFIER_nondet_int() [L828] 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] [L830] 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] [L759] 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] [L766] 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] [L830] 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] [L837] 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] [L566] 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] [L573] 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] [L581] 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] [L45] int tmp ; [L46] int tmp___0 ; [L47] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L51] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L123] int retValue_acc ; [L126] retValue_acc = methaneLevelCritical [L127] 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] [L51] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L51] tmp = isMethaneLevelCritical() [L53] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L57] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L155] int retValue_acc ; [L158] retValue_acc = waterLevel [L159] 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] [L57] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L57] tmp___0 = getWaterLevel() [L59] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L61] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L673] int retValue_acc ; [L676] retValue_acc = pumpRunning [L677] 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] [L61] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L61] tmp___1 = isPumpRunning() [L63] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L67] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L853] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 248 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 68.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 53.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 538 SDtfs, 879 SDslu, 373 SDs, 0 SdLazy, 2080 SolverSat, 523 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 4.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=557occurred 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: 11.5s 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...