/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_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:21:00,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:21:00,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:21:00,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:21:00,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:21:00,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:21:00,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:21:00,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:21:00,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:21:00,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:21:00,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:21:00,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:21:00,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:21:00,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:21:00,924 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:21:00,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:21:00,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:21:00,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:21:00,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:21:00,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:21:00,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:21:00,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:21:00,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:21:00,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:21:00,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:21:00,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:21:00,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:21:00,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:21:00,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:21:00,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:21:00,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:21:00,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:21:00,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:21:00,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:21:00,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:21:00,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:21:00,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:21:00,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:21:00,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:21:00,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:21:00,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:21:00,966 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 21:21:00,989 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:21:00,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:21:00,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:21:00,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:21:00,991 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:21:00,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:21:00,991 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:21:00,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:21:00,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:21:00,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:21:00,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:21:00,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:21:00,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:21:00,993 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:21:00,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:21:00,993 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:21:00,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:21:00,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:21:00,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:21:00,994 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:21:00,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:21:00,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:21:00,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:21:00,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:21:00,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:21:00,995 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:21:00,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:21:00,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:21:00,996 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:21:00,996 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:21:01,272 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:21:01,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:21:01,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:21:01,292 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:21:01,293 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:21:01,293 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product14.cil.c [2020-07-17 21:21:01,380 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c703e207/9dff51f5bf474e24bd11fea531c7c9a3/FLAG206d48c87 [2020-07-17 21:21:01,944 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:21:01,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product14.cil.c [2020-07-17 21:21:01,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c703e207/9dff51f5bf474e24bd11fea531c7c9a3/FLAG206d48c87 [2020-07-17 21:21:02,216 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c703e207/9dff51f5bf474e24bd11fea531c7c9a3 [2020-07-17 21:21:02,226 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:21:02,229 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:21:02,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:02,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:21:02,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:21:02,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:02" (1/1) ... [2020-07-17 21:21:02,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58640052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:02, skipping insertion in model container [2020-07-17 21:21:02,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:21:02" (1/1) ... [2020-07-17 21:21:02,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:21:02,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:21:02,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:02,732 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:21:02,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:21:02,960 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:21:02,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:02 WrapperNode [2020-07-17 21:21:02,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:21:02,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:21:02,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:21:02,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:21:02,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:02" (1/1) ... [2020-07-17 21:21:02,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:02" (1/1) ... [2020-07-17 21:21:02,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:02" (1/1) ... [2020-07-17 21:21:02,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:02" (1/1) ... [2020-07-17 21:21:03,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:02" (1/1) ... [2020-07-17 21:21:03,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:02" (1/1) ... [2020-07-17 21:21:03,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:02" (1/1) ... [2020-07-17 21:21:03,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:21:03,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:21:03,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:21:03,092 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:21:03,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:02" (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 21:21:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:21:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:21:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:21:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:21:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:21:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:21:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:21:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:21:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-17 21:21:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:21:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-17 21:21:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:21:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:21:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:21:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:21:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:21:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-17 21:21:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:21:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:21:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:21:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:21:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:21:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:21:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:21:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:21:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:21:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:21:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:21:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:21:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:21:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:21:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:21:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:21:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:21:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:21:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:21:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:21:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:21:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:21:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:21:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:21:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:21:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:21:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:21:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:21:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:21:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:21:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:21:03,170 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:21:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:21:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-17 21:21:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:21:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-17 21:21:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:21:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-17 21:21:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:21:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:21:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:21:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:21:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:21:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:21:03,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:21:03,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:21:03,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:21:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:21:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:21:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:21:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:21:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:21:03,175 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:21:03,175 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:21:03,175 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:21:03,175 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:21:03,175 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:21:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:21:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:21:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:21:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:21:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:21:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:21:03,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:21:03,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:21:03,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:21:04,878 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:21:04,879 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:21:04,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:04 BoogieIcfgContainer [2020-07-17 21:21:04,884 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:21:04,886 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:21:04,886 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:21:04,889 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:21:04,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:21:02" (1/3) ... [2020-07-17 21:21:04,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fef84d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:04, skipping insertion in model container [2020-07-17 21:21:04,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:21:02" (2/3) ... [2020-07-17 21:21:04,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fef84d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:21:04, skipping insertion in model container [2020-07-17 21:21:04,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:21:04" (3/3) ... [2020-07-17 21:21:04,893 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product14.cil.c [2020-07-17 21:21:04,904 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:21:04,913 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:21:04,928 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:21:04,954 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:21:04,954 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:21:04,955 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:21:04,955 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:21:04,955 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:21:04,955 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:21:04,955 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:21:04,955 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:21:04,978 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states. [2020-07-17 21:21:04,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:21:04,990 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:04,992 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 21:21:04,992 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:04,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:05,000 INFO L82 PathProgramCache]: Analyzing trace with hash 940922037, now seen corresponding path program 1 times [2020-07-17 21:21:05,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:05,014 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050774103] [2020-07-17 21:21:05,014 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:05,737 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:05,829 INFO L280 TraceCheckUtils]: 0: Hoare triple {186#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);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(110, #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(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {163#true} is VALID [2020-07-17 21:21:05,830 INFO L280 TraceCheckUtils]: 1: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,830 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {163#true} {163#true} #489#return; {163#true} is VALID [2020-07-17 21:21:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:05,835 INFO L280 TraceCheckUtils]: 0: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,836 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {163#true} {163#true} #399#return; {163#true} is VALID [2020-07-17 21:21:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:05,840 INFO L280 TraceCheckUtils]: 0: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,840 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {163#true} {163#true} #401#return; {163#true} is VALID [2020-07-17 21:21:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:05,845 INFO L280 TraceCheckUtils]: 0: Hoare triple {163#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {163#true} is VALID [2020-07-17 21:21:05,846 INFO L280 TraceCheckUtils]: 1: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,846 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {163#true} {163#true} #403#return; {163#true} is VALID [2020-07-17 21:21:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:05,850 INFO L280 TraceCheckUtils]: 0: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,850 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {163#true} {163#true} #405#return; {163#true} is VALID [2020-07-17 21:21:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:05,855 INFO L280 TraceCheckUtils]: 0: Hoare triple {163#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {163#true} is VALID [2020-07-17 21:21:05,855 INFO L280 TraceCheckUtils]: 1: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,856 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {163#true} {164#false} #481#return; {164#false} is VALID [2020-07-17 21:21:05,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:05,860 INFO L280 TraceCheckUtils]: 0: Hoare triple {163#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {163#true} is VALID [2020-07-17 21:21:05,861 INFO L280 TraceCheckUtils]: 1: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,861 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {163#true} {164#false} #483#return; {164#false} is VALID [2020-07-17 21:21:05,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:05,867 INFO L280 TraceCheckUtils]: 0: Hoare triple {163#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {163#true} is VALID [2020-07-17 21:21:05,868 INFO L280 TraceCheckUtils]: 1: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,868 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {163#true} {164#false} #485#return; {164#false} is VALID [2020-07-17 21:21:05,875 INFO L263 TraceCheckUtils]: 0: Hoare triple {163#true} call ULTIMATE.init(); {186#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:21:05,875 INFO L280 TraceCheckUtils]: 1: Hoare triple {186#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);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(110, #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(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {163#true} is VALID [2020-07-17 21:21:05,876 INFO L280 TraceCheckUtils]: 2: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,876 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {163#true} {163#true} #489#return; {163#true} is VALID [2020-07-17 21:21:05,876 INFO L263 TraceCheckUtils]: 4: Hoare triple {163#true} call #t~ret73 := main(); {163#true} is VALID [2020-07-17 21:21:05,877 INFO L280 TraceCheckUtils]: 5: Hoare triple {163#true} havoc ~retValue_acc~7;havoc ~tmp~7; {163#true} is VALID [2020-07-17 21:21:05,877 INFO L263 TraceCheckUtils]: 6: Hoare triple {163#true} call select_helpers(); {163#true} is VALID [2020-07-17 21:21:05,877 INFO L280 TraceCheckUtils]: 7: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,877 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {163#true} {163#true} #399#return; {163#true} is VALID [2020-07-17 21:21:05,878 INFO L263 TraceCheckUtils]: 9: Hoare triple {163#true} call select_features(); {163#true} is VALID [2020-07-17 21:21:05,878 INFO L280 TraceCheckUtils]: 10: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,878 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {163#true} {163#true} #401#return; {163#true} is VALID [2020-07-17 21:21:05,879 INFO L263 TraceCheckUtils]: 12: Hoare triple {163#true} call #t~ret62 := valid_product(); {163#true} is VALID [2020-07-17 21:21:05,879 INFO L280 TraceCheckUtils]: 13: Hoare triple {163#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {163#true} is VALID [2020-07-17 21:21:05,879 INFO L280 TraceCheckUtils]: 14: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,880 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {163#true} {163#true} #403#return; {163#true} is VALID [2020-07-17 21:21:05,880 INFO L280 TraceCheckUtils]: 16: Hoare triple {163#true} assume -2147483648 <= #t~ret62 && #t~ret62 <= 2147483647;~tmp~7 := #t~ret62;havoc #t~ret62; {163#true} is VALID [2020-07-17 21:21:05,880 INFO L280 TraceCheckUtils]: 17: Hoare triple {163#true} assume 0 != ~tmp~7; {163#true} is VALID [2020-07-17 21:21:05,881 INFO L263 TraceCheckUtils]: 18: Hoare triple {163#true} call setup(); {163#true} is VALID [2020-07-17 21:21:05,881 INFO L280 TraceCheckUtils]: 19: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,881 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {163#true} {163#true} #405#return; {163#true} is VALID [2020-07-17 21:21:05,881 INFO L263 TraceCheckUtils]: 21: Hoare triple {163#true} call runTest(); {163#true} is VALID [2020-07-17 21:21:05,882 INFO L263 TraceCheckUtils]: 22: Hoare triple {163#true} call test(); {163#true} is VALID [2020-07-17 21:21:05,882 INFO L280 TraceCheckUtils]: 23: Hoare triple {163#true} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {163#true} is VALID [2020-07-17 21:21:05,883 INFO L280 TraceCheckUtils]: 24: Hoare triple {163#true} assume !true; {164#false} is VALID [2020-07-17 21:21:05,884 INFO L263 TraceCheckUtils]: 25: Hoare triple {164#false} call cleanup(); {164#false} is VALID [2020-07-17 21:21:05,884 INFO L280 TraceCheckUtils]: 26: Hoare triple {164#false} havoc ~i~0;havoc ~__cil_tmp2~0; {164#false} is VALID [2020-07-17 21:21:05,884 INFO L263 TraceCheckUtils]: 27: Hoare triple {164#false} call timeShift(); {164#false} is VALID [2020-07-17 21:21:05,885 INFO L280 TraceCheckUtils]: 28: Hoare triple {164#false} assume !(0 != ~pumpRunning~0); {164#false} is VALID [2020-07-17 21:21:05,885 INFO L280 TraceCheckUtils]: 29: Hoare triple {164#false} assume !(0 != ~systemActive~0); {164#false} is VALID [2020-07-17 21:21:05,885 INFO L263 TraceCheckUtils]: 30: Hoare triple {164#false} call __utac_acc__Specification3_spec__1(); {164#false} is VALID [2020-07-17 21:21:05,886 INFO L280 TraceCheckUtils]: 31: Hoare triple {164#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {164#false} is VALID [2020-07-17 21:21:05,886 INFO L263 TraceCheckUtils]: 32: Hoare triple {164#false} call #t~ret1 := isMethaneLevelCritical(); {163#true} is VALID [2020-07-17 21:21:05,886 INFO L280 TraceCheckUtils]: 33: Hoare triple {163#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {163#true} is VALID [2020-07-17 21:21:05,886 INFO L280 TraceCheckUtils]: 34: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,887 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {163#true} {164#false} #481#return; {164#false} is VALID [2020-07-17 21:21:05,887 INFO L280 TraceCheckUtils]: 36: Hoare triple {164#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~0 := #t~ret1;havoc #t~ret1; {164#false} is VALID [2020-07-17 21:21:05,888 INFO L280 TraceCheckUtils]: 37: Hoare triple {164#false} assume !(0 != ~tmp~0); {164#false} is VALID [2020-07-17 21:21:05,888 INFO L263 TraceCheckUtils]: 38: Hoare triple {164#false} call #t~ret2 := getWaterLevel(); {163#true} is VALID [2020-07-17 21:21:05,888 INFO L280 TraceCheckUtils]: 39: Hoare triple {163#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {163#true} is VALID [2020-07-17 21:21:05,888 INFO L280 TraceCheckUtils]: 40: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,889 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {163#true} {164#false} #483#return; {164#false} is VALID [2020-07-17 21:21:05,889 INFO L280 TraceCheckUtils]: 42: Hoare triple {164#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {164#false} is VALID [2020-07-17 21:21:05,889 INFO L280 TraceCheckUtils]: 43: Hoare triple {164#false} assume 2 == ~tmp___0~0; {164#false} is VALID [2020-07-17 21:21:05,890 INFO L263 TraceCheckUtils]: 44: Hoare triple {164#false} call #t~ret3 := isPumpRunning(); {163#true} is VALID [2020-07-17 21:21:05,890 INFO L280 TraceCheckUtils]: 45: Hoare triple {163#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {163#true} is VALID [2020-07-17 21:21:05,890 INFO L280 TraceCheckUtils]: 46: Hoare triple {163#true} assume true; {163#true} is VALID [2020-07-17 21:21:05,891 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {163#true} {164#false} #485#return; {164#false} is VALID [2020-07-17 21:21:05,891 INFO L280 TraceCheckUtils]: 48: Hoare triple {164#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {164#false} is VALID [2020-07-17 21:21:05,891 INFO L280 TraceCheckUtils]: 49: Hoare triple {164#false} assume !(0 != ~tmp___1~0); {164#false} is VALID [2020-07-17 21:21:05,892 INFO L263 TraceCheckUtils]: 50: Hoare triple {164#false} call __automaton_fail(); {164#false} is VALID [2020-07-17 21:21:05,892 INFO L280 TraceCheckUtils]: 51: Hoare triple {164#false} assume !false; {164#false} is VALID [2020-07-17 21:21:05,903 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 21:21:05,904 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050774103] [2020-07-17 21:21:05,905 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:05,905 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:21:05,906 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023159054] [2020-07-17 21:21:05,912 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:21:05,915 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:05,920 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:21:06,008 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 21:21:06,008 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:21:06,009 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:06,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:21:06,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:21:06,021 INFO L87 Difference]: Start difference. First operand 160 states. Second operand 3 states. [2020-07-17 21:21:10,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:10,031 INFO L93 Difference]: Finished difference Result 258 states and 341 transitions. [2020-07-17 21:21:10,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:21:10,032 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:21:10,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:10,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:21:10,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 341 transitions. [2020-07-17 21:21:10,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:21:10,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 341 transitions. [2020-07-17 21:21:10,079 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 341 transitions. [2020-07-17 21:21:11,300 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 341 edges. 341 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:11,328 INFO L225 Difference]: With dead ends: 258 [2020-07-17 21:21:11,329 INFO L226 Difference]: Without dead ends: 140 [2020-07-17 21:21:11,334 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 21:21:11,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-07-17 21:21:12,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 109. [2020-07-17 21:21:12,578 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:12,578 INFO L82 GeneralOperation]: Start isEquivalent. First operand 140 states. Second operand 109 states. [2020-07-17 21:21:12,579 INFO L74 IsIncluded]: Start isIncluded. First operand 140 states. Second operand 109 states. [2020-07-17 21:21:12,579 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 109 states. [2020-07-17 21:21:12,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:12,595 INFO L93 Difference]: Finished difference Result 140 states and 177 transitions. [2020-07-17 21:21:12,595 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 177 transitions. [2020-07-17 21:21:12,598 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:12,599 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:12,599 INFO L74 IsIncluded]: Start isIncluded. First operand 109 states. Second operand 140 states. [2020-07-17 21:21:12,599 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 140 states. [2020-07-17 21:21:12,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:12,611 INFO L93 Difference]: Finished difference Result 140 states and 177 transitions. [2020-07-17 21:21:12,611 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 177 transitions. [2020-07-17 21:21:12,614 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:12,614 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:12,614 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:12,614 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:12,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-07-17 21:21:12,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 127 transitions. [2020-07-17 21:21:12,623 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 127 transitions. Word has length 52 [2020-07-17 21:21:12,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:12,624 INFO L479 AbstractCegarLoop]: Abstraction has 109 states and 127 transitions. [2020-07-17 21:21:12,624 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:21:12,624 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 127 transitions. [2020-07-17 21:21:12,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:21:12,627 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:12,627 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 21:21:12,627 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:21:12,628 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:12,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:12,628 INFO L82 PathProgramCache]: Analyzing trace with hash -110013257, now seen corresponding path program 1 times [2020-07-17 21:21:12,628 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:12,629 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155332233] [2020-07-17 21:21:12,629 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:13,066 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:13,123 INFO L280 TraceCheckUtils]: 0: Hoare triple {1011#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);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(110, #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(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {987#true} is VALID [2020-07-17 21:21:13,124 INFO L280 TraceCheckUtils]: 1: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,124 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {987#true} {987#true} #489#return; {987#true} is VALID [2020-07-17 21:21:13,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:13,156 INFO L280 TraceCheckUtils]: 0: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,156 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {987#true} {987#true} #399#return; {987#true} is VALID [2020-07-17 21:21:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:13,164 INFO L280 TraceCheckUtils]: 0: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,165 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {987#true} {987#true} #401#return; {987#true} is VALID [2020-07-17 21:21:13,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:13,175 INFO L280 TraceCheckUtils]: 0: Hoare triple {987#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {987#true} is VALID [2020-07-17 21:21:13,176 INFO L280 TraceCheckUtils]: 1: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,176 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {987#true} {987#true} #403#return; {987#true} is VALID [2020-07-17 21:21:13,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:13,180 INFO L280 TraceCheckUtils]: 0: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,180 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {987#true} {987#true} #405#return; {987#true} is VALID [2020-07-17 21:21:13,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:13,185 INFO L280 TraceCheckUtils]: 0: Hoare triple {987#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {987#true} is VALID [2020-07-17 21:21:13,186 INFO L280 TraceCheckUtils]: 1: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,186 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {987#true} {988#false} #481#return; {988#false} is VALID [2020-07-17 21:21:13,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:13,193 INFO L280 TraceCheckUtils]: 0: Hoare triple {987#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {987#true} is VALID [2020-07-17 21:21:13,194 INFO L280 TraceCheckUtils]: 1: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,194 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {987#true} {988#false} #483#return; {988#false} is VALID [2020-07-17 21:21:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:13,202 INFO L280 TraceCheckUtils]: 0: Hoare triple {987#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {987#true} is VALID [2020-07-17 21:21:13,203 INFO L280 TraceCheckUtils]: 1: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,203 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {987#true} {988#false} #485#return; {988#false} is VALID [2020-07-17 21:21:13,209 INFO L263 TraceCheckUtils]: 0: Hoare triple {987#true} call ULTIMATE.init(); {1011#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:21:13,209 INFO L280 TraceCheckUtils]: 1: Hoare triple {1011#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);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(110, #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(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {987#true} is VALID [2020-07-17 21:21:13,210 INFO L280 TraceCheckUtils]: 2: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,210 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {987#true} {987#true} #489#return; {987#true} is VALID [2020-07-17 21:21:13,210 INFO L263 TraceCheckUtils]: 4: Hoare triple {987#true} call #t~ret73 := main(); {987#true} is VALID [2020-07-17 21:21:13,210 INFO L280 TraceCheckUtils]: 5: Hoare triple {987#true} havoc ~retValue_acc~7;havoc ~tmp~7; {987#true} is VALID [2020-07-17 21:21:13,211 INFO L263 TraceCheckUtils]: 6: Hoare triple {987#true} call select_helpers(); {987#true} is VALID [2020-07-17 21:21:13,211 INFO L280 TraceCheckUtils]: 7: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,212 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {987#true} {987#true} #399#return; {987#true} is VALID [2020-07-17 21:21:13,212 INFO L263 TraceCheckUtils]: 9: Hoare triple {987#true} call select_features(); {987#true} is VALID [2020-07-17 21:21:13,212 INFO L280 TraceCheckUtils]: 10: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,212 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {987#true} {987#true} #401#return; {987#true} is VALID [2020-07-17 21:21:13,213 INFO L263 TraceCheckUtils]: 12: Hoare triple {987#true} call #t~ret62 := valid_product(); {987#true} is VALID [2020-07-17 21:21:13,213 INFO L280 TraceCheckUtils]: 13: Hoare triple {987#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {987#true} is VALID [2020-07-17 21:21:13,214 INFO L280 TraceCheckUtils]: 14: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,214 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {987#true} {987#true} #403#return; {987#true} is VALID [2020-07-17 21:21:13,214 INFO L280 TraceCheckUtils]: 16: Hoare triple {987#true} assume -2147483648 <= #t~ret62 && #t~ret62 <= 2147483647;~tmp~7 := #t~ret62;havoc #t~ret62; {987#true} is VALID [2020-07-17 21:21:13,214 INFO L280 TraceCheckUtils]: 17: Hoare triple {987#true} assume 0 != ~tmp~7; {987#true} is VALID [2020-07-17 21:21:13,215 INFO L263 TraceCheckUtils]: 18: Hoare triple {987#true} call setup(); {987#true} is VALID [2020-07-17 21:21:13,215 INFO L280 TraceCheckUtils]: 19: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,216 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {987#true} {987#true} #405#return; {987#true} is VALID [2020-07-17 21:21:13,217 INFO L263 TraceCheckUtils]: 21: Hoare triple {987#true} call runTest(); {987#true} is VALID [2020-07-17 21:21:13,217 INFO L263 TraceCheckUtils]: 22: Hoare triple {987#true} call test(); {987#true} is VALID [2020-07-17 21:21:13,222 INFO L280 TraceCheckUtils]: 23: Hoare triple {987#true} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1001#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:21:13,223 INFO L280 TraceCheckUtils]: 24: Hoare triple {1001#(= 0 test_~splverifierCounter~0)} assume !false; {1001#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:21:13,224 INFO L280 TraceCheckUtils]: 25: Hoare triple {1001#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {988#false} is VALID [2020-07-17 21:21:13,225 INFO L263 TraceCheckUtils]: 26: Hoare triple {988#false} call cleanup(); {988#false} is VALID [2020-07-17 21:21:13,225 INFO L280 TraceCheckUtils]: 27: Hoare triple {988#false} havoc ~i~0;havoc ~__cil_tmp2~0; {988#false} is VALID [2020-07-17 21:21:13,225 INFO L263 TraceCheckUtils]: 28: Hoare triple {988#false} call timeShift(); {988#false} is VALID [2020-07-17 21:21:13,225 INFO L280 TraceCheckUtils]: 29: Hoare triple {988#false} assume !(0 != ~pumpRunning~0); {988#false} is VALID [2020-07-17 21:21:13,226 INFO L280 TraceCheckUtils]: 30: Hoare triple {988#false} assume !(0 != ~systemActive~0); {988#false} is VALID [2020-07-17 21:21:13,226 INFO L263 TraceCheckUtils]: 31: Hoare triple {988#false} call __utac_acc__Specification3_spec__1(); {988#false} is VALID [2020-07-17 21:21:13,226 INFO L280 TraceCheckUtils]: 32: Hoare triple {988#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {988#false} is VALID [2020-07-17 21:21:13,227 INFO L263 TraceCheckUtils]: 33: Hoare triple {988#false} call #t~ret1 := isMethaneLevelCritical(); {987#true} is VALID [2020-07-17 21:21:13,227 INFO L280 TraceCheckUtils]: 34: Hoare triple {987#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {987#true} is VALID [2020-07-17 21:21:13,227 INFO L280 TraceCheckUtils]: 35: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,227 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {987#true} {988#false} #481#return; {988#false} is VALID [2020-07-17 21:21:13,228 INFO L280 TraceCheckUtils]: 37: Hoare triple {988#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~0 := #t~ret1;havoc #t~ret1; {988#false} is VALID [2020-07-17 21:21:13,228 INFO L280 TraceCheckUtils]: 38: Hoare triple {988#false} assume !(0 != ~tmp~0); {988#false} is VALID [2020-07-17 21:21:13,229 INFO L263 TraceCheckUtils]: 39: Hoare triple {988#false} call #t~ret2 := getWaterLevel(); {987#true} is VALID [2020-07-17 21:21:13,229 INFO L280 TraceCheckUtils]: 40: Hoare triple {987#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {987#true} is VALID [2020-07-17 21:21:13,229 INFO L280 TraceCheckUtils]: 41: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,230 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {987#true} {988#false} #483#return; {988#false} is VALID [2020-07-17 21:21:13,230 INFO L280 TraceCheckUtils]: 43: Hoare triple {988#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {988#false} is VALID [2020-07-17 21:21:13,235 INFO L280 TraceCheckUtils]: 44: Hoare triple {988#false} assume 2 == ~tmp___0~0; {988#false} is VALID [2020-07-17 21:21:13,236 INFO L263 TraceCheckUtils]: 45: Hoare triple {988#false} call #t~ret3 := isPumpRunning(); {987#true} is VALID [2020-07-17 21:21:13,236 INFO L280 TraceCheckUtils]: 46: Hoare triple {987#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {987#true} is VALID [2020-07-17 21:21:13,236 INFO L280 TraceCheckUtils]: 47: Hoare triple {987#true} assume true; {987#true} is VALID [2020-07-17 21:21:13,237 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {987#true} {988#false} #485#return; {988#false} is VALID [2020-07-17 21:21:13,237 INFO L280 TraceCheckUtils]: 49: Hoare triple {988#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {988#false} is VALID [2020-07-17 21:21:13,237 INFO L280 TraceCheckUtils]: 50: Hoare triple {988#false} assume !(0 != ~tmp___1~0); {988#false} is VALID [2020-07-17 21:21:13,237 INFO L263 TraceCheckUtils]: 51: Hoare triple {988#false} call __automaton_fail(); {988#false} is VALID [2020-07-17 21:21:13,238 INFO L280 TraceCheckUtils]: 52: Hoare triple {988#false} assume !false; {988#false} is VALID [2020-07-17 21:21:13,250 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 21:21:13,250 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155332233] [2020-07-17 21:21:13,253 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:13,254 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:21:13,254 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335114581] [2020-07-17 21:21:13,258 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:21:13,258 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:13,259 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:21:13,335 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 21:21:13,336 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:21:13,336 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:13,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:21:13,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:21:13,337 INFO L87 Difference]: Start difference. First operand 109 states and 127 transitions. Second operand 4 states. [2020-07-17 21:21:14,615 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:21:17,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:17,478 INFO L93 Difference]: Finished difference Result 187 states and 228 transitions. [2020-07-17 21:21:17,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:21:17,478 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:21:17,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:17,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:21:17,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 228 transitions. [2020-07-17 21:21:17,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:21:17,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 228 transitions. [2020-07-17 21:21:17,492 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 228 transitions. [2020-07-17 21:21:18,297 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 228 edges. 228 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:18,303 INFO L225 Difference]: With dead ends: 187 [2020-07-17 21:21:18,303 INFO L226 Difference]: Without dead ends: 124 [2020-07-17 21:21:18,305 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 21:21:18,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-17 21:21:19,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 100. [2020-07-17 21:21:19,427 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:19,427 INFO L82 GeneralOperation]: Start isEquivalent. First operand 124 states. Second operand 100 states. [2020-07-17 21:21:19,427 INFO L74 IsIncluded]: Start isIncluded. First operand 124 states. Second operand 100 states. [2020-07-17 21:21:19,428 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 100 states. [2020-07-17 21:21:19,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:19,436 INFO L93 Difference]: Finished difference Result 124 states and 153 transitions. [2020-07-17 21:21:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 153 transitions. [2020-07-17 21:21:19,437 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:19,437 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:19,437 INFO L74 IsIncluded]: Start isIncluded. First operand 100 states. Second operand 124 states. [2020-07-17 21:21:19,438 INFO L87 Difference]: Start difference. First operand 100 states. Second operand 124 states. [2020-07-17 21:21:19,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:19,445 INFO L93 Difference]: Finished difference Result 124 states and 153 transitions. [2020-07-17 21:21:19,445 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 153 transitions. [2020-07-17 21:21:19,446 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:19,446 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:19,446 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:19,446 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:19,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-07-17 21:21:19,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 115 transitions. [2020-07-17 21:21:19,451 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 115 transitions. Word has length 53 [2020-07-17 21:21:19,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:19,452 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 115 transitions. [2020-07-17 21:21:19,452 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:21:19,452 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2020-07-17 21:21:19,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-17 21:21:19,454 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:19,454 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 21:21:19,454 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:21:19,455 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:19,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:19,455 INFO L82 PathProgramCache]: Analyzing trace with hash -829955057, now seen corresponding path program 1 times [2020-07-17 21:21:19,455 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:19,455 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268544402] [2020-07-17 21:21:19,456 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:19,858 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:19,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:19,944 INFO L280 TraceCheckUtils]: 0: Hoare triple {1705#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);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(110, #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(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:19,944 INFO L280 TraceCheckUtils]: 1: Hoare triple {1683#(= 1 ~systemActive~0)} assume true; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:19,945 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1683#(= 1 ~systemActive~0)} {1678#true} #489#return; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:19,949 INFO L280 TraceCheckUtils]: 0: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:21:19,950 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1678#true} {1683#(= 1 ~systemActive~0)} #399#return; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:19,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:19,954 INFO L280 TraceCheckUtils]: 0: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:21:19,955 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1678#true} {1683#(= 1 ~systemActive~0)} #401#return; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:19,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:20,004 INFO L280 TraceCheckUtils]: 0: Hoare triple {1678#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1706#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:21:20,005 INFO L280 TraceCheckUtils]: 1: Hoare triple {1706#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1706#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:21:20,007 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1706#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1683#(= 1 ~systemActive~0)} #403#return; {1691#(= |main_#t~ret62| ~systemActive~0)} is VALID [2020-07-17 21:21:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:20,010 INFO L280 TraceCheckUtils]: 0: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:21:20,011 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1678#true} {1693#(not (= 0 ~systemActive~0))} #405#return; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:20,014 INFO L280 TraceCheckUtils]: 0: Hoare triple {1678#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1678#true} is VALID [2020-07-17 21:21:20,015 INFO L280 TraceCheckUtils]: 1: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:21:20,015 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1678#true} {1679#false} #481#return; {1679#false} is VALID [2020-07-17 21:21:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:20,018 INFO L280 TraceCheckUtils]: 0: Hoare triple {1678#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1678#true} is VALID [2020-07-17 21:21:20,018 INFO L280 TraceCheckUtils]: 1: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:21:20,019 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1678#true} {1679#false} #483#return; {1679#false} is VALID [2020-07-17 21:21:20,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:20,022 INFO L280 TraceCheckUtils]: 0: Hoare triple {1678#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {1678#true} is VALID [2020-07-17 21:21:20,022 INFO L280 TraceCheckUtils]: 1: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:21:20,022 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1678#true} {1679#false} #485#return; {1679#false} is VALID [2020-07-17 21:21:20,027 INFO L263 TraceCheckUtils]: 0: Hoare triple {1678#true} call ULTIMATE.init(); {1705#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:21:20,033 INFO L280 TraceCheckUtils]: 1: Hoare triple {1705#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);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(110, #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(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:20,034 INFO L280 TraceCheckUtils]: 2: Hoare triple {1683#(= 1 ~systemActive~0)} assume true; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:20,035 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1683#(= 1 ~systemActive~0)} {1678#true} #489#return; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:20,036 INFO L263 TraceCheckUtils]: 4: Hoare triple {1683#(= 1 ~systemActive~0)} call #t~ret73 := main(); {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:20,037 INFO L280 TraceCheckUtils]: 5: Hoare triple {1683#(= 1 ~systemActive~0)} havoc ~retValue_acc~7;havoc ~tmp~7; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:20,037 INFO L263 TraceCheckUtils]: 6: Hoare triple {1683#(= 1 ~systemActive~0)} call select_helpers(); {1678#true} is VALID [2020-07-17 21:21:20,037 INFO L280 TraceCheckUtils]: 7: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:21:20,038 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1678#true} {1683#(= 1 ~systemActive~0)} #399#return; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:20,039 INFO L263 TraceCheckUtils]: 9: Hoare triple {1683#(= 1 ~systemActive~0)} call select_features(); {1678#true} is VALID [2020-07-17 21:21:20,039 INFO L280 TraceCheckUtils]: 10: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:21:20,040 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1678#true} {1683#(= 1 ~systemActive~0)} #401#return; {1683#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:21:20,040 INFO L263 TraceCheckUtils]: 12: Hoare triple {1683#(= 1 ~systemActive~0)} call #t~ret62 := valid_product(); {1678#true} is VALID [2020-07-17 21:21:20,041 INFO L280 TraceCheckUtils]: 13: Hoare triple {1678#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1706#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:21:20,042 INFO L280 TraceCheckUtils]: 14: Hoare triple {1706#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1706#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:21:20,043 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1706#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1683#(= 1 ~systemActive~0)} #403#return; {1691#(= |main_#t~ret62| ~systemActive~0)} is VALID [2020-07-17 21:21:20,044 INFO L280 TraceCheckUtils]: 16: Hoare triple {1691#(= |main_#t~ret62| ~systemActive~0)} assume -2147483648 <= #t~ret62 && #t~ret62 <= 2147483647;~tmp~7 := #t~ret62;havoc #t~ret62; {1692#(= main_~tmp~7 ~systemActive~0)} is VALID [2020-07-17 21:21:20,045 INFO L280 TraceCheckUtils]: 17: Hoare triple {1692#(= main_~tmp~7 ~systemActive~0)} assume 0 != ~tmp~7; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,045 INFO L263 TraceCheckUtils]: 18: Hoare triple {1693#(not (= 0 ~systemActive~0))} call setup(); {1678#true} is VALID [2020-07-17 21:21:20,045 INFO L280 TraceCheckUtils]: 19: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:21:20,046 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1678#true} {1693#(not (= 0 ~systemActive~0))} #405#return; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,047 INFO L263 TraceCheckUtils]: 21: Hoare triple {1693#(not (= 0 ~systemActive~0))} call runTest(); {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,048 INFO L263 TraceCheckUtils]: 22: Hoare triple {1693#(not (= 0 ~systemActive~0))} call test(); {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,048 INFO L280 TraceCheckUtils]: 23: Hoare triple {1693#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,049 INFO L280 TraceCheckUtils]: 24: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume !false; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,050 INFO L280 TraceCheckUtils]: 25: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,050 INFO L280 TraceCheckUtils]: 26: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet58 && #t~nondet58 <= 2147483647;~tmp~6 := #t~nondet58;havoc #t~nondet58; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,051 INFO L280 TraceCheckUtils]: 27: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~6); {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,052 INFO L280 TraceCheckUtils]: 28: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet59 && #t~nondet59 <= 2147483647;~tmp___0~1 := #t~nondet59;havoc #t~nondet59; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,053 INFO L280 TraceCheckUtils]: 29: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,053 INFO L280 TraceCheckUtils]: 30: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet60 && #t~nondet60 <= 2147483647;~tmp___2~0 := #t~nondet60;havoc #t~nondet60; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,054 INFO L280 TraceCheckUtils]: 31: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet61 && #t~nondet61 <= 2147483647;~tmp___1~1 := #t~nondet61;havoc #t~nondet61; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,055 INFO L280 TraceCheckUtils]: 32: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___1~1; {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,055 INFO L263 TraceCheckUtils]: 33: Hoare triple {1693#(not (= 0 ~systemActive~0))} call timeShift(); {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,056 INFO L280 TraceCheckUtils]: 34: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1693#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:21:20,057 INFO L280 TraceCheckUtils]: 35: Hoare triple {1693#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1679#false} is VALID [2020-07-17 21:21:20,057 INFO L263 TraceCheckUtils]: 36: Hoare triple {1679#false} call __utac_acc__Specification3_spec__1(); {1679#false} is VALID [2020-07-17 21:21:20,057 INFO L280 TraceCheckUtils]: 37: Hoare triple {1679#false} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {1679#false} is VALID [2020-07-17 21:21:20,058 INFO L263 TraceCheckUtils]: 38: Hoare triple {1679#false} call #t~ret1 := isMethaneLevelCritical(); {1678#true} is VALID [2020-07-17 21:21:20,058 INFO L280 TraceCheckUtils]: 39: Hoare triple {1678#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1678#true} is VALID [2020-07-17 21:21:20,058 INFO L280 TraceCheckUtils]: 40: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:21:20,058 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1678#true} {1679#false} #481#return; {1679#false} is VALID [2020-07-17 21:21:20,059 INFO L280 TraceCheckUtils]: 42: Hoare triple {1679#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~0 := #t~ret1;havoc #t~ret1; {1679#false} is VALID [2020-07-17 21:21:20,059 INFO L280 TraceCheckUtils]: 43: Hoare triple {1679#false} assume !(0 != ~tmp~0); {1679#false} is VALID [2020-07-17 21:21:20,059 INFO L263 TraceCheckUtils]: 44: Hoare triple {1679#false} call #t~ret2 := getWaterLevel(); {1678#true} is VALID [2020-07-17 21:21:20,060 INFO L280 TraceCheckUtils]: 45: Hoare triple {1678#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1678#true} is VALID [2020-07-17 21:21:20,060 INFO L280 TraceCheckUtils]: 46: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:21:20,060 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {1678#true} {1679#false} #483#return; {1679#false} is VALID [2020-07-17 21:21:20,060 INFO L280 TraceCheckUtils]: 48: Hoare triple {1679#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {1679#false} is VALID [2020-07-17 21:21:20,061 INFO L280 TraceCheckUtils]: 49: Hoare triple {1679#false} assume 2 == ~tmp___0~0; {1679#false} is VALID [2020-07-17 21:21:20,061 INFO L263 TraceCheckUtils]: 50: Hoare triple {1679#false} call #t~ret3 := isPumpRunning(); {1678#true} is VALID [2020-07-17 21:21:20,061 INFO L280 TraceCheckUtils]: 51: Hoare triple {1678#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {1678#true} is VALID [2020-07-17 21:21:20,061 INFO L280 TraceCheckUtils]: 52: Hoare triple {1678#true} assume true; {1678#true} is VALID [2020-07-17 21:21:20,062 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {1678#true} {1679#false} #485#return; {1679#false} is VALID [2020-07-17 21:21:20,062 INFO L280 TraceCheckUtils]: 54: Hoare triple {1679#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {1679#false} is VALID [2020-07-17 21:21:20,062 INFO L280 TraceCheckUtils]: 55: Hoare triple {1679#false} assume !(0 != ~tmp___1~0); {1679#false} is VALID [2020-07-17 21:21:20,063 INFO L263 TraceCheckUtils]: 56: Hoare triple {1679#false} call __automaton_fail(); {1679#false} is VALID [2020-07-17 21:21:20,063 INFO L280 TraceCheckUtils]: 57: Hoare triple {1679#false} assume !false; {1679#false} is VALID [2020-07-17 21:21:20,100 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 21:21:20,101 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268544402] [2020-07-17 21:21:20,101 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:20,101 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:21:20,101 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768932101] [2020-07-17 21:21:20,102 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:21:20,102 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:20,102 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:21:20,174 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 21:21:20,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:21:20,174 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:20,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:21:20,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:21:20,175 INFO L87 Difference]: Start difference. First operand 100 states and 115 transitions. Second operand 8 states. [2020-07-17 21:21:20,844 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:21:21,740 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:21:22,157 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:22,470 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:28,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:28,309 INFO L93 Difference]: Finished difference Result 200 states and 246 transitions. [2020-07-17 21:21:28,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 21:21:28,309 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:21:28,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:28,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:21:28,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 246 transitions. [2020-07-17 21:21:28,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:21:28,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 246 transitions. [2020-07-17 21:21:28,322 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 246 transitions. [2020-07-17 21:21:29,195 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 246 edges. 246 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:29,200 INFO L225 Difference]: With dead ends: 200 [2020-07-17 21:21:29,200 INFO L226 Difference]: Without dead ends: 124 [2020-07-17 21:21:29,201 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-17 21:21:29,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-17 21:21:30,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 100. [2020-07-17 21:21:30,341 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:30,341 INFO L82 GeneralOperation]: Start isEquivalent. First operand 124 states. Second operand 100 states. [2020-07-17 21:21:30,341 INFO L74 IsIncluded]: Start isIncluded. First operand 124 states. Second operand 100 states. [2020-07-17 21:21:30,341 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 100 states. [2020-07-17 21:21:30,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:30,348 INFO L93 Difference]: Finished difference Result 124 states and 151 transitions. [2020-07-17 21:21:30,348 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 151 transitions. [2020-07-17 21:21:30,351 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:30,351 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:30,351 INFO L74 IsIncluded]: Start isIncluded. First operand 100 states. Second operand 124 states. [2020-07-17 21:21:30,351 INFO L87 Difference]: Start difference. First operand 100 states. Second operand 124 states. [2020-07-17 21:21:30,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:30,360 INFO L93 Difference]: Finished difference Result 124 states and 151 transitions. [2020-07-17 21:21:30,360 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 151 transitions. [2020-07-17 21:21:30,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:30,361 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:30,362 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:30,362 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:30,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-07-17 21:21:30,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 114 transitions. [2020-07-17 21:21:30,366 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 114 transitions. Word has length 58 [2020-07-17 21:21:30,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:30,368 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 114 transitions. [2020-07-17 21:21:30,369 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:21:30,369 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 114 transitions. [2020-07-17 21:21:30,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-07-17 21:21:30,373 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:30,374 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] [2020-07-17 21:21:30,374 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:21:30,374 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:30,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:30,374 INFO L82 PathProgramCache]: Analyzing trace with hash -715130014, now seen corresponding path program 1 times [2020-07-17 21:21:30,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:30,375 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250185745] [2020-07-17 21:21:30,375 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,773 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:21:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,838 INFO L280 TraceCheckUtils]: 0: Hoare triple {2429#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);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(110, #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(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,839 INFO L280 TraceCheckUtils]: 1: Hoare triple {2401#(= 1 ~waterLevel~0)} assume true; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,840 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2401#(= 1 ~waterLevel~0)} {2396#true} #489#return; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,843 INFO L280 TraceCheckUtils]: 0: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,844 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2396#true} {2401#(= 1 ~waterLevel~0)} #399#return; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,848 INFO L280 TraceCheckUtils]: 0: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,848 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2396#true} {2401#(= 1 ~waterLevel~0)} #401#return; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,852 INFO L280 TraceCheckUtils]: 0: Hoare triple {2396#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {2396#true} is VALID [2020-07-17 21:21:30,853 INFO L280 TraceCheckUtils]: 1: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,854 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2396#true} {2401#(= 1 ~waterLevel~0)} #403#return; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,857 INFO L280 TraceCheckUtils]: 0: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,858 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2396#true} {2401#(= 1 ~waterLevel~0)} #405#return; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,874 INFO L280 TraceCheckUtils]: 0: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,874 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2396#true} {2396#true} #445#return; {2396#true} is VALID [2020-07-17 21:21:30,875 INFO L280 TraceCheckUtils]: 0: Hoare triple {2430#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~1; {2396#true} is VALID [2020-07-17 21:21:30,875 INFO L280 TraceCheckUtils]: 1: Hoare triple {2396#true} assume !(0 != ~pumpRunning~0); {2396#true} is VALID [2020-07-17 21:21:30,875 INFO L263 TraceCheckUtils]: 2: Hoare triple {2396#true} call processEnvironment__wrappee__methaneQuery(); {2396#true} is VALID [2020-07-17 21:21:30,876 INFO L280 TraceCheckUtils]: 3: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,876 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2396#true} {2396#true} #445#return; {2396#true} is VALID [2020-07-17 21:21:30,876 INFO L280 TraceCheckUtils]: 5: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,877 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2396#true} {2401#(= 1 ~waterLevel~0)} #463#return; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,881 INFO L280 TraceCheckUtils]: 0: Hoare triple {2396#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {2396#true} is VALID [2020-07-17 21:21:30,881 INFO L280 TraceCheckUtils]: 1: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,882 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2396#true} {2401#(= 1 ~waterLevel~0)} #481#return; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,898 INFO L280 TraceCheckUtils]: 0: Hoare triple {2396#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {2433#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:30,899 INFO L280 TraceCheckUtils]: 1: Hoare triple {2433#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2433#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:30,900 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2433#(= |getWaterLevel_#res| ~waterLevel~0)} {2401#(= 1 ~waterLevel~0)} #483#return; {2424#(= 1 |__utac_acc__Specification3_spec__1_#t~ret2|)} is VALID [2020-07-17 21:21:30,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:21:30,903 INFO L280 TraceCheckUtils]: 0: Hoare triple {2396#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {2396#true} is VALID [2020-07-17 21:21:30,903 INFO L280 TraceCheckUtils]: 1: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,903 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2396#true} {2397#false} #485#return; {2397#false} is VALID [2020-07-17 21:21:30,908 INFO L263 TraceCheckUtils]: 0: Hoare triple {2396#true} call ULTIMATE.init(); {2429#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:21:30,913 INFO L280 TraceCheckUtils]: 1: Hoare triple {2429#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);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(110, #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(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(30);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(9);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(25);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(30);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,914 INFO L280 TraceCheckUtils]: 2: Hoare triple {2401#(= 1 ~waterLevel~0)} assume true; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,915 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2401#(= 1 ~waterLevel~0)} {2396#true} #489#return; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,915 INFO L263 TraceCheckUtils]: 4: Hoare triple {2401#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,916 INFO L280 TraceCheckUtils]: 5: Hoare triple {2401#(= 1 ~waterLevel~0)} havoc ~retValue_acc~7;havoc ~tmp~7; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,916 INFO L263 TraceCheckUtils]: 6: Hoare triple {2401#(= 1 ~waterLevel~0)} call select_helpers(); {2396#true} is VALID [2020-07-17 21:21:30,916 INFO L280 TraceCheckUtils]: 7: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,916 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2396#true} {2401#(= 1 ~waterLevel~0)} #399#return; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,916 INFO L263 TraceCheckUtils]: 9: Hoare triple {2401#(= 1 ~waterLevel~0)} call select_features(); {2396#true} is VALID [2020-07-17 21:21:30,917 INFO L280 TraceCheckUtils]: 10: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,917 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2396#true} {2401#(= 1 ~waterLevel~0)} #401#return; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,917 INFO L263 TraceCheckUtils]: 12: Hoare triple {2401#(= 1 ~waterLevel~0)} call #t~ret62 := valid_product(); {2396#true} is VALID [2020-07-17 21:21:30,917 INFO L280 TraceCheckUtils]: 13: Hoare triple {2396#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {2396#true} is VALID [2020-07-17 21:21:30,918 INFO L280 TraceCheckUtils]: 14: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,918 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2396#true} {2401#(= 1 ~waterLevel~0)} #403#return; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,919 INFO L280 TraceCheckUtils]: 16: Hoare triple {2401#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret62 && #t~ret62 <= 2147483647;~tmp~7 := #t~ret62;havoc #t~ret62; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,919 INFO L280 TraceCheckUtils]: 17: Hoare triple {2401#(= 1 ~waterLevel~0)} assume 0 != ~tmp~7; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,919 INFO L263 TraceCheckUtils]: 18: Hoare triple {2401#(= 1 ~waterLevel~0)} call setup(); {2396#true} is VALID [2020-07-17 21:21:30,919 INFO L280 TraceCheckUtils]: 19: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,921 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2396#true} {2401#(= 1 ~waterLevel~0)} #405#return; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,921 INFO L263 TraceCheckUtils]: 21: Hoare triple {2401#(= 1 ~waterLevel~0)} call runTest(); {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,921 INFO L263 TraceCheckUtils]: 22: Hoare triple {2401#(= 1 ~waterLevel~0)} call test(); {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,922 INFO L280 TraceCheckUtils]: 23: Hoare triple {2401#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,923 INFO L280 TraceCheckUtils]: 24: Hoare triple {2401#(= 1 ~waterLevel~0)} assume !false; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,923 INFO L280 TraceCheckUtils]: 25: Hoare triple {2401#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,924 INFO L280 TraceCheckUtils]: 26: Hoare triple {2401#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet58 && #t~nondet58 <= 2147483647;~tmp~6 := #t~nondet58;havoc #t~nondet58; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,924 INFO L280 TraceCheckUtils]: 27: Hoare triple {2401#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~6); {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,924 INFO L280 TraceCheckUtils]: 28: Hoare triple {2401#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet59 && #t~nondet59 <= 2147483647;~tmp___0~1 := #t~nondet59;havoc #t~nondet59; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,925 INFO L280 TraceCheckUtils]: 29: Hoare triple {2401#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,925 INFO L280 TraceCheckUtils]: 30: Hoare triple {2401#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet60 && #t~nondet60 <= 2147483647;~tmp___2~0 := #t~nondet60;havoc #t~nondet60; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,926 INFO L280 TraceCheckUtils]: 31: Hoare triple {2401#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet61 && #t~nondet61 <= 2147483647;~tmp___1~1 := #t~nondet61;havoc #t~nondet61; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,927 INFO L280 TraceCheckUtils]: 32: Hoare triple {2401#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~1; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,927 INFO L263 TraceCheckUtils]: 33: Hoare triple {2401#(= 1 ~waterLevel~0)} call timeShift(); {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,928 INFO L280 TraceCheckUtils]: 34: Hoare triple {2401#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,930 INFO L280 TraceCheckUtils]: 35: Hoare triple {2401#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,930 INFO L263 TraceCheckUtils]: 36: Hoare triple {2401#(= 1 ~waterLevel~0)} call processEnvironment(); {2430#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-17 21:21:30,930 INFO L280 TraceCheckUtils]: 37: Hoare triple {2430#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~1; {2396#true} is VALID [2020-07-17 21:21:30,931 INFO L280 TraceCheckUtils]: 38: Hoare triple {2396#true} assume !(0 != ~pumpRunning~0); {2396#true} is VALID [2020-07-17 21:21:30,931 INFO L263 TraceCheckUtils]: 39: Hoare triple {2396#true} call processEnvironment__wrappee__methaneQuery(); {2396#true} is VALID [2020-07-17 21:21:30,931 INFO L280 TraceCheckUtils]: 40: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,931 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {2396#true} {2396#true} #445#return; {2396#true} is VALID [2020-07-17 21:21:30,932 INFO L280 TraceCheckUtils]: 42: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,932 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {2396#true} {2401#(= 1 ~waterLevel~0)} #463#return; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,933 INFO L263 TraceCheckUtils]: 44: Hoare triple {2401#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,933 INFO L280 TraceCheckUtils]: 45: Hoare triple {2401#(= 1 ~waterLevel~0)} havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,934 INFO L263 TraceCheckUtils]: 46: Hoare triple {2401#(= 1 ~waterLevel~0)} call #t~ret1 := isMethaneLevelCritical(); {2396#true} is VALID [2020-07-17 21:21:30,934 INFO L280 TraceCheckUtils]: 47: Hoare triple {2396#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {2396#true} is VALID [2020-07-17 21:21:30,934 INFO L280 TraceCheckUtils]: 48: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,934 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {2396#true} {2401#(= 1 ~waterLevel~0)} #481#return; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,935 INFO L280 TraceCheckUtils]: 50: Hoare triple {2401#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~0 := #t~ret1;havoc #t~ret1; {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,935 INFO L280 TraceCheckUtils]: 51: Hoare triple {2401#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~0); {2401#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:21:30,936 INFO L263 TraceCheckUtils]: 52: Hoare triple {2401#(= 1 ~waterLevel~0)} call #t~ret2 := getWaterLevel(); {2396#true} is VALID [2020-07-17 21:21:30,936 INFO L280 TraceCheckUtils]: 53: Hoare triple {2396#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {2433#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:30,937 INFO L280 TraceCheckUtils]: 54: Hoare triple {2433#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2433#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:21:30,938 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2433#(= |getWaterLevel_#res| ~waterLevel~0)} {2401#(= 1 ~waterLevel~0)} #483#return; {2424#(= 1 |__utac_acc__Specification3_spec__1_#t~ret2|)} is VALID [2020-07-17 21:21:30,938 INFO L280 TraceCheckUtils]: 56: Hoare triple {2424#(= 1 |__utac_acc__Specification3_spec__1_#t~ret2|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {2425#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} is VALID [2020-07-17 21:21:30,939 INFO L280 TraceCheckUtils]: 57: Hoare triple {2425#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} assume 2 == ~tmp___0~0; {2397#false} is VALID [2020-07-17 21:21:30,940 INFO L263 TraceCheckUtils]: 58: Hoare triple {2397#false} call #t~ret3 := isPumpRunning(); {2396#true} is VALID [2020-07-17 21:21:30,940 INFO L280 TraceCheckUtils]: 59: Hoare triple {2396#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {2396#true} is VALID [2020-07-17 21:21:30,940 INFO L280 TraceCheckUtils]: 60: Hoare triple {2396#true} assume true; {2396#true} is VALID [2020-07-17 21:21:30,941 INFO L275 TraceCheckUtils]: 61: Hoare quadruple {2396#true} {2397#false} #485#return; {2397#false} is VALID [2020-07-17 21:21:30,941 INFO L280 TraceCheckUtils]: 62: Hoare triple {2397#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {2397#false} is VALID [2020-07-17 21:21:30,941 INFO L280 TraceCheckUtils]: 63: Hoare triple {2397#false} assume !(0 != ~tmp___1~0); {2397#false} is VALID [2020-07-17 21:21:30,942 INFO L263 TraceCheckUtils]: 64: Hoare triple {2397#false} call __automaton_fail(); {2397#false} is VALID [2020-07-17 21:21:30,942 INFO L280 TraceCheckUtils]: 65: Hoare triple {2397#false} assume !false; {2397#false} is VALID [2020-07-17 21:21:30,951 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 21:21:30,951 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250185745] [2020-07-17 21:21:30,951 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:21:30,951 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:21:30,952 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970532990] [2020-07-17 21:21:30,952 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 66 [2020-07-17 21:21:30,953 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:21:30,953 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:21:31,039 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:31,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:21:31,040 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:21:31,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:21:31,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:21:31,041 INFO L87 Difference]: Start difference. First operand 100 states and 114 transitions. Second operand 8 states. [2020-07-17 21:21:31,767 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:21:38,950 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:39,658 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:39,999 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:21:41,083 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:21:42,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:42,589 INFO L93 Difference]: Finished difference Result 299 states and 393 transitions. [2020-07-17 21:21:42,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:21:42,589 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 66 [2020-07-17 21:21:42,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:21:42,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:21:42,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 393 transitions. [2020-07-17 21:21:42,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:21:42,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 393 transitions. [2020-07-17 21:21:42,608 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 393 transitions. [2020-07-17 21:21:43,943 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 393 edges. 393 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:21:43,954 INFO L225 Difference]: With dead ends: 299 [2020-07-17 21:21:43,955 INFO L226 Difference]: Without dead ends: 223 [2020-07-17 21:21:43,956 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-17 21:21:43,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2020-07-17 21:21:45,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 174. [2020-07-17 21:21:45,935 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:21:45,935 INFO L82 GeneralOperation]: Start isEquivalent. First operand 223 states. Second operand 174 states. [2020-07-17 21:21:45,935 INFO L74 IsIncluded]: Start isIncluded. First operand 223 states. Second operand 174 states. [2020-07-17 21:21:45,936 INFO L87 Difference]: Start difference. First operand 223 states. Second operand 174 states. [2020-07-17 21:21:45,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:45,949 INFO L93 Difference]: Finished difference Result 223 states and 291 transitions. [2020-07-17 21:21:45,949 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 291 transitions. [2020-07-17 21:21:45,950 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:45,950 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:45,951 INFO L74 IsIncluded]: Start isIncluded. First operand 174 states. Second operand 223 states. [2020-07-17 21:21:45,951 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 223 states. [2020-07-17 21:21:45,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:21:45,973 INFO L93 Difference]: Finished difference Result 223 states and 291 transitions. [2020-07-17 21:21:45,973 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 291 transitions. [2020-07-17 21:21:45,976 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:21:45,976 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:21:45,977 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:21:45,977 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:21:45,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2020-07-17 21:21:45,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 205 transitions. [2020-07-17 21:21:45,988 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 205 transitions. Word has length 66 [2020-07-17 21:21:45,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:21:45,988 INFO L479 AbstractCegarLoop]: Abstraction has 174 states and 205 transitions. [2020-07-17 21:21:45,988 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:21:45,989 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 205 transitions. [2020-07-17 21:21:45,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-17 21:21:45,991 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:21:45,991 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, 1, 1, 1] [2020-07-17 21:21:45,991 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:21:45,992 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:21:45,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:21:45,992 INFO L82 PathProgramCache]: Analyzing trace with hash 1182747068, now seen corresponding path program 1 times [2020-07-17 21:21:45,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:21:45,993 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099859899] [2020-07-17 21:21:45,993 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:21:46,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:21:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:21:46,287 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:21:46,287 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:21:46,288 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:21:46,497 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:21:46,497 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:21:46,497 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:21:46,497 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:21:46,497 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:21:46,497 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryFINAL has no Hoare annotation [2020-07-17 21:21:46,497 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:21:46,498 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:21:46,498 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseENTRY has no Hoare annotation [2020-07-17 21:21:46,498 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:21:46,498 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:21:46,498 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:21:46,498 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:21:46,498 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:21:46,498 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:21:46,498 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:21:46,498 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:21:46,498 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:21:46,499 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:21:46,499 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:21:46,499 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:21:46,499 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:21:46,499 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:21:46,499 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:21:46,499 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:21:46,499 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:21:46,499 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:21:46,499 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:21:46,500 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:21:46,500 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:21:46,500 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:21:46,500 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:21:46,500 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:21:46,500 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:21:46,500 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:21:46,500 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:21:46,500 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:21:46,500 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:21:46,500 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:21:46,501 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:21:46,501 WARN L170 areAnnotationChecker]: startSystemENTRY has no Hoare annotation [2020-07-17 21:21:46,501 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:21:46,501 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:21:46,501 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:21:46,501 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:21:46,501 WARN L170 areAnnotationChecker]: L366-2 has no Hoare annotation [2020-07-17 21:21:46,501 WARN L170 areAnnotationChecker]: L366-2 has no Hoare annotation [2020-07-17 21:21:46,501 WARN L170 areAnnotationChecker]: L366-2 has no Hoare annotation [2020-07-17 21:21:46,501 WARN L170 areAnnotationChecker]: L423-2 has no Hoare annotation [2020-07-17 21:21:46,502 WARN L170 areAnnotationChecker]: L423-2 has no Hoare annotation [2020-07-17 21:21:46,502 WARN L170 areAnnotationChecker]: L423-2 has no Hoare annotation [2020-07-17 21:21:46,502 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:21:46,502 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:21:46,502 WARN L170 areAnnotationChecker]: L803 has no Hoare annotation [2020-07-17 21:21:46,502 WARN L170 areAnnotationChecker]: L803 has no Hoare annotation [2020-07-17 21:21:46,502 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-17 21:21:46,502 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-17 21:21:46,502 WARN L170 areAnnotationChecker]: L761 has no Hoare annotation [2020-07-17 21:21:46,502 WARN L170 areAnnotationChecker]: L761 has no Hoare annotation [2020-07-17 21:21:46,503 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:21:46,503 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:21:46,503 WARN L170 areAnnotationChecker]: L251 has no Hoare annotation [2020-07-17 21:21:46,503 WARN L170 areAnnotationChecker]: L251 has no Hoare annotation [2020-07-17 21:21:46,503 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:21:46,503 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:21:46,503 WARN L170 areAnnotationChecker]: L622 has no Hoare annotation [2020-07-17 21:21:46,503 WARN L170 areAnnotationChecker]: L622 has no Hoare annotation [2020-07-17 21:21:46,503 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:21:46,503 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-17 21:21:46,503 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-17 21:21:46,504 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:21:46,504 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-17 21:21:46,504 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-17 21:21:46,504 WARN L170 areAnnotationChecker]: L713 has no Hoare annotation [2020-07-17 21:21:46,504 WARN L170 areAnnotationChecker]: L713 has no Hoare annotation [2020-07-17 21:21:46,504 WARN L170 areAnnotationChecker]: L713 has no Hoare annotation [2020-07-17 21:21:46,504 WARN L170 areAnnotationChecker]: L576 has no Hoare annotation [2020-07-17 21:21:46,504 WARN L170 areAnnotationChecker]: L576 has no Hoare annotation [2020-07-17 21:21:46,504 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:21:46,504 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:21:46,505 WARN L170 areAnnotationChecker]: L483 has no Hoare annotation [2020-07-17 21:21:46,505 WARN L170 areAnnotationChecker]: L483 has no Hoare annotation [2020-07-17 21:21:46,505 WARN L170 areAnnotationChecker]: L876 has no Hoare annotation [2020-07-17 21:21:46,505 WARN L170 areAnnotationChecker]: L876 has no Hoare annotation [2020-07-17 21:21:46,505 WARN L170 areAnnotationChecker]: L204 has no Hoare annotation [2020-07-17 21:21:46,505 WARN L170 areAnnotationChecker]: L204 has no Hoare annotation [2020-07-17 21:21:46,505 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:21:46,505 WARN L170 areAnnotationChecker]: L851-1 has no Hoare annotation [2020-07-17 21:21:46,505 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:21:46,505 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2020-07-17 21:21:46,505 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2020-07-17 21:21:46,506 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-17 21:21:46,506 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-17 21:21:46,506 WARN L170 areAnnotationChecker]: L138 has no Hoare annotation [2020-07-17 21:21:46,506 WARN L170 areAnnotationChecker]: L138 has no Hoare annotation [2020-07-17 21:21:46,506 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-17 21:21:46,506 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-17 21:21:46,506 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:21:46,506 WARN L170 areAnnotationChecker]: L827-1 has no Hoare annotation [2020-07-17 21:21:46,506 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:21:46,506 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:21:46,506 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:21:46,507 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-17 21:21:46,507 WARN L170 areAnnotationChecker]: L839-1 has no Hoare annotation [2020-07-17 21:21:46,507 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:21:46,507 WARN L170 areAnnotationChecker]: L388 has no Hoare annotation [2020-07-17 21:21:46,507 WARN L170 areAnnotationChecker]: L367 has no Hoare annotation [2020-07-17 21:21:46,507 WARN L170 areAnnotationChecker]: L449 has no Hoare annotation [2020-07-17 21:21:46,507 WARN L170 areAnnotationChecker]: L449 has no Hoare annotation [2020-07-17 21:21:46,507 WARN L170 areAnnotationChecker]: L424 has no Hoare annotation [2020-07-17 21:21:46,507 WARN L170 areAnnotationChecker]: L803-1 has no Hoare annotation [2020-07-17 21:21:46,507 WARN L170 areAnnotationChecker]: L803-1 has no Hoare annotation [2020-07-17 21:21:46,508 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:21:46,508 WARN L170 areAnnotationChecker]: L185-1 has no Hoare annotation [2020-07-17 21:21:46,508 WARN L170 areAnnotationChecker]: L762 has no Hoare annotation [2020-07-17 21:21:46,508 WARN L170 areAnnotationChecker]: L762 has no Hoare annotation [2020-07-17 21:21:46,508 WARN L170 areAnnotationChecker]: activatePump__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:21:46,508 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:21:46,508 WARN L170 areAnnotationChecker]: L251-2 has no Hoare annotation [2020-07-17 21:21:46,508 WARN L170 areAnnotationChecker]: L804 has no Hoare annotation [2020-07-17 21:21:46,508 WARN L170 areAnnotationChecker]: L804 has no Hoare annotation [2020-07-17 21:21:46,508 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2020-07-17 21:21:46,508 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2020-07-17 21:21:46,509 WARN L170 areAnnotationChecker]: L622-1 has no Hoare annotation [2020-07-17 21:21:46,509 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:21:46,509 WARN L170 areAnnotationChecker]: L229-1 has no Hoare annotation [2020-07-17 21:21:46,509 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:21:46,509 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-17 21:21:46,509 WARN L170 areAnnotationChecker]: L172 has no Hoare annotation [2020-07-17 21:21:46,509 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-17 21:21:46,509 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-17 21:21:46,509 WARN L170 areAnnotationChecker]: L716 has no Hoare annotation [2020-07-17 21:21:46,509 WARN L170 areAnnotationChecker]: L716 has no Hoare annotation [2020-07-17 21:21:46,509 WARN L170 areAnnotationChecker]: L669 has no Hoare annotation [2020-07-17 21:21:46,509 WARN L170 areAnnotationChecker]: L669 has no Hoare annotation [2020-07-17 21:21:46,509 WARN L170 areAnnotationChecker]: L582 has no Hoare annotation [2020-07-17 21:21:46,510 WARN L170 areAnnotationChecker]: L582 has no Hoare annotation [2020-07-17 21:21:46,510 WARN L170 areAnnotationChecker]: L576-1 has no Hoare annotation [2020-07-17 21:21:46,510 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:21:46,510 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:21:46,510 WARN L170 areAnnotationChecker]: L488 has no Hoare annotation [2020-07-17 21:21:46,510 WARN L170 areAnnotationChecker]: L488 has no Hoare annotation [2020-07-17 21:21:46,510 WARN L170 areAnnotationChecker]: L876-2 has no Hoare annotation [2020-07-17 21:21:46,510 WARN L170 areAnnotationChecker]: L204-1 has no Hoare annotation [2020-07-17 21:21:46,510 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:21:46,510 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:21:46,510 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:21:46,510 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:21:46,511 WARN L170 areAnnotationChecker]: L97-1 has no Hoare annotation [2020-07-17 21:21:46,511 WARN L170 areAnnotationChecker]: L147 has no Hoare annotation [2020-07-17 21:21:46,511 WARN L170 areAnnotationChecker]: L147 has no Hoare annotation [2020-07-17 21:21:46,511 WARN L170 areAnnotationChecker]: L145 has no Hoare annotation [2020-07-17 21:21:46,524 WARN L170 areAnnotationChecker]: L145 has no Hoare annotation [2020-07-17 21:21:46,524 WARN L170 areAnnotationChecker]: L732-1 has no Hoare annotation [2020-07-17 21:21:46,524 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:21:46,525 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:21:46,525 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:21:46,525 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:21:46,525 WARN L170 areAnnotationChecker]: L809-1 has no Hoare annotation [2020-07-17 21:21:46,525 WARN L170 areAnnotationChecker]: L809-1 has no Hoare annotation [2020-07-17 21:21:46,526 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-17 21:21:46,526 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:21:46,526 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:21:46,526 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:21:46,526 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:21:46,526 WARN L170 areAnnotationChecker]: L372 has no Hoare annotation [2020-07-17 21:21:46,526 WARN L170 areAnnotationChecker]: L372 has no Hoare annotation [2020-07-17 21:21:46,527 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:21:46,527 WARN L170 areAnnotationChecker]: L429 has no Hoare annotation [2020-07-17 21:21:46,527 WARN L170 areAnnotationChecker]: L429 has no Hoare annotation [2020-07-17 21:21:46,527 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-17 21:21:46,527 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:21:46,527 WARN L170 areAnnotationChecker]: L763 has no Hoare annotation [2020-07-17 21:21:46,527 WARN L170 areAnnotationChecker]: L763 has no Hoare annotation [2020-07-17 21:21:46,527 WARN L170 areAnnotationChecker]: L210-1 has no Hoare annotation [2020-07-17 21:21:46,528 WARN L170 areAnnotationChecker]: L107-1 has no Hoare annotation [2020-07-17 21:21:46,528 WARN L170 areAnnotationChecker]: L263 has no Hoare annotation [2020-07-17 21:21:46,528 WARN L170 areAnnotationChecker]: L263 has no Hoare annotation [2020-07-17 21:21:46,528 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:21:46,528 WARN L170 areAnnotationChecker]: L807-1 has no Hoare annotation [2020-07-17 21:21:46,528 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:21:46,528 WARN L170 areAnnotationChecker]: L172-1 has no Hoare annotation [2020-07-17 21:21:46,528 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:21:46,528 WARN L170 areAnnotationChecker]: L670 has no Hoare annotation [2020-07-17 21:21:46,529 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:21:46,529 WARN L170 areAnnotationChecker]: L505 has no Hoare annotation [2020-07-17 21:21:46,529 WARN L170 areAnnotationChecker]: L505 has no Hoare annotation [2020-07-17 21:21:46,529 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:21:46,529 WARN L170 areAnnotationChecker]: L206 has no Hoare annotation [2020-07-17 21:21:46,529 WARN L170 areAnnotationChecker]: L206 has no Hoare annotation [2020-07-17 21:21:46,529 WARN L170 areAnnotationChecker]: L442-1 has no Hoare annotation [2020-07-17 21:21:46,529 WARN L170 areAnnotationChecker]: L771 has no Hoare annotation [2020-07-17 21:21:46,529 WARN L170 areAnnotationChecker]: L771 has no Hoare annotation [2020-07-17 21:21:46,530 WARN L170 areAnnotationChecker]: L688-1 has no Hoare annotation [2020-07-17 21:21:46,530 WARN L170 areAnnotationChecker]: L103-1 has no Hoare annotation [2020-07-17 21:21:46,530 WARN L170 areAnnotationChecker]: L99 has no Hoare annotation [2020-07-17 21:21:46,530 WARN L170 areAnnotationChecker]: L99 has no Hoare annotation [2020-07-17 21:21:46,530 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:21:46,530 WARN L170 areAnnotationChecker]: L736-2 has no Hoare annotation [2020-07-17 21:21:46,530 WARN L170 areAnnotationChecker]: L736-2 has no Hoare annotation [2020-07-17 21:21:46,530 WARN L170 areAnnotationChecker]: L736-2 has no Hoare annotation [2020-07-17 21:21:46,530 WARN L170 areAnnotationChecker]: L706-2 has no Hoare annotation [2020-07-17 21:21:46,531 WARN L170 areAnnotationChecker]: L706-2 has no Hoare annotation [2020-07-17 21:21:46,531 WARN L170 areAnnotationChecker]: L767 has no Hoare annotation [2020-07-17 21:21:46,531 WARN L170 areAnnotationChecker]: L767 has no Hoare annotation [2020-07-17 21:21:46,531 WARN L170 areAnnotationChecker]: L678-1 has no Hoare annotation [2020-07-17 21:21:46,531 WARN L170 areAnnotationChecker]: L105-1 has no Hoare annotation [2020-07-17 21:21:46,531 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:21:46,531 WARN L170 areAnnotationChecker]: L372-1 has no Hoare annotation [2020-07-17 21:21:46,531 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:21:46,531 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:21:46,532 WARN L170 areAnnotationChecker]: L429-1 has no Hoare annotation [2020-07-17 21:21:46,532 WARN L170 areAnnotationChecker]: L807 has no Hoare annotation [2020-07-17 21:21:46,532 WARN L170 areAnnotationChecker]: L807 has no Hoare annotation [2020-07-17 21:21:46,532 WARN L170 areAnnotationChecker]: L764 has no Hoare annotation [2020-07-17 21:21:46,532 WARN L170 areAnnotationChecker]: L764 has no Hoare annotation [2020-07-17 21:21:46,532 WARN L170 areAnnotationChecker]: L109 has no Hoare annotation [2020-07-17 21:21:46,532 WARN L170 areAnnotationChecker]: L109 has no Hoare annotation [2020-07-17 21:21:46,532 WARN L170 areAnnotationChecker]: L263-2 has no Hoare annotation [2020-07-17 21:21:46,532 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:21:46,532 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:21:46,532 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:21:46,533 WARN L170 areAnnotationChecker]: L174 has no Hoare annotation [2020-07-17 21:21:46,533 WARN L170 areAnnotationChecker]: L174 has no Hoare annotation [2020-07-17 21:21:46,533 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:21:46,533 WARN L170 areAnnotationChecker]: L678 has no Hoare annotation [2020-07-17 21:21:46,533 WARN L170 areAnnotationChecker]: L678 has no Hoare annotation [2020-07-17 21:21:46,533 WARN L170 areAnnotationChecker]: L508-2 has no Hoare annotation [2020-07-17 21:21:46,533 WARN L170 areAnnotationChecker]: L508-2 has no Hoare annotation [2020-07-17 21:21:46,533 WARN L170 areAnnotationChecker]: L508-2 has no Hoare annotation [2020-07-17 21:21:46,533 WARN L170 areAnnotationChecker]: L547 has no Hoare annotation [2020-07-17 21:21:46,533 WARN L170 areAnnotationChecker]: L547 has no Hoare annotation [2020-07-17 21:21:46,534 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:21:46,534 WARN L170 areAnnotationChecker]: L210 has no Hoare annotation [2020-07-17 21:21:46,534 WARN L170 areAnnotationChecker]: L210 has no Hoare annotation [2020-07-17 21:21:46,534 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-17 21:21:46,534 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-17 21:21:46,534 WARN L170 areAnnotationChecker]: L698 has no Hoare annotation [2020-07-17 21:21:46,534 WARN L170 areAnnotationChecker]: L698 has no Hoare annotation [2020-07-17 21:21:46,534 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-17 21:21:46,534 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-17 21:21:46,534 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-17 21:21:46,535 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-17 21:21:46,535 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:46,535 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:46,535 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:46,535 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:46,535 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:46,535 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:46,535 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:46,535 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:21:46,535 WARN L170 areAnnotationChecker]: L751 has no Hoare annotation [2020-07-17 21:21:46,536 WARN L170 areAnnotationChecker]: L737 has no Hoare annotation [2020-07-17 21:21:46,536 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-17 21:21:46,536 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-17 21:21:46,537 WARN L170 areAnnotationChecker]: L688 has no Hoare annotation [2020-07-17 21:21:46,537 WARN L170 areAnnotationChecker]: L688 has no Hoare annotation [2020-07-17 21:21:46,537 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:21:46,537 WARN L170 areAnnotationChecker]: L524-1 has no Hoare annotation [2020-07-17 21:21:46,538 WARN L170 areAnnotationChecker]: L540-1 has no Hoare annotation [2020-07-17 21:21:46,538 WARN L170 areAnnotationChecker]: L442 has no Hoare annotation [2020-07-17 21:21:46,538 WARN L170 areAnnotationChecker]: L442 has no Hoare annotation [2020-07-17 21:21:46,538 WARN L170 areAnnotationChecker]: L809 has no Hoare annotation [2020-07-17 21:21:46,538 WARN L170 areAnnotationChecker]: L809 has no Hoare annotation [2020-07-17 21:21:46,538 WARN L170 areAnnotationChecker]: L765 has no Hoare annotation [2020-07-17 21:21:46,538 WARN L170 areAnnotationChecker]: L765 has no Hoare annotation [2020-07-17 21:21:46,538 WARN L170 areAnnotationChecker]: L113 has no Hoare annotation [2020-07-17 21:21:46,538 WARN L170 areAnnotationChecker]: L113 has no Hoare annotation [2020-07-17 21:21:46,538 WARN L170 areAnnotationChecker]: L274 has no Hoare annotation [2020-07-17 21:21:46,539 WARN L170 areAnnotationChecker]: L274 has no Hoare annotation [2020-07-17 21:21:46,539 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:21:46,539 WARN L170 areAnnotationChecker]: L176 has no Hoare annotation [2020-07-17 21:21:46,539 WARN L170 areAnnotationChecker]: L176 has no Hoare annotation [2020-07-17 21:21:46,539 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-17 21:21:46,539 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-17 21:21:46,539 WARN L170 areAnnotationChecker]: L680 has no Hoare annotation [2020-07-17 21:21:46,539 WARN L170 areAnnotationChecker]: L680 has no Hoare annotation [2020-07-17 21:21:46,539 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-17 21:21:46,539 WARN L170 areAnnotationChecker]: L509 has no Hoare annotation [2020-07-17 21:21:46,540 WARN L170 areAnnotationChecker]: L509 has no Hoare annotation [2020-07-17 21:21:46,540 WARN L170 areAnnotationChecker]: L548 has no Hoare annotation [2020-07-17 21:21:46,540 WARN L170 areAnnotationChecker]: L548 has no Hoare annotation [2020-07-17 21:21:46,540 WARN L170 areAnnotationChecker]: L274-1 has no Hoare annotation [2020-07-17 21:21:46,540 WARN L170 areAnnotationChecker]: L773 has no Hoare annotation [2020-07-17 21:21:46,540 WARN L170 areAnnotationChecker]: L773 has no Hoare annotation [2020-07-17 21:21:46,540 WARN L170 areAnnotationChecker]: L700 has no Hoare annotation [2020-07-17 21:21:46,540 WARN L170 areAnnotationChecker]: L700 has no Hoare annotation [2020-07-17 21:21:46,540 WARN L170 areAnnotationChecker]: L706 has no Hoare annotation [2020-07-17 21:21:46,540 WARN L170 areAnnotationChecker]: L706 has no Hoare annotation [2020-07-17 21:21:46,540 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-17 21:21:46,541 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-17 21:21:46,541 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-17 21:21:46,541 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-17 21:21:46,541 WARN L170 areAnnotationChecker]: L747 has no Hoare annotation [2020-07-17 21:21:46,541 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:21:46,541 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:21:46,541 WARN L170 areAnnotationChecker]: L740 has no Hoare annotation [2020-07-17 21:21:46,541 WARN L170 areAnnotationChecker]: L740 has no Hoare annotation [2020-07-17 21:21:46,541 WARN L170 areAnnotationChecker]: L690 has no Hoare annotation [2020-07-17 21:21:46,541 WARN L170 areAnnotationChecker]: L690 has no Hoare annotation [2020-07-17 21:21:46,541 WARN L170 areAnnotationChecker]: L766 has no Hoare annotation [2020-07-17 21:21:46,542 WARN L170 areAnnotationChecker]: L766 has no Hoare annotation [2020-07-17 21:21:46,542 WARN L170 areAnnotationChecker]: L540 has no Hoare annotation [2020-07-17 21:21:46,542 WARN L170 areAnnotationChecker]: L540 has no Hoare annotation [2020-07-17 21:21:46,542 WARN L170 areAnnotationChecker]: L510 has no Hoare annotation [2020-07-17 21:21:46,542 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:21:46,542 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-17 21:21:46,542 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-17 21:21:46,542 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-17 21:21:46,542 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-17 21:21:46,542 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:21:46,543 WARN L170 areAnnotationChecker]: L740-1 has no Hoare annotation [2020-07-17 21:21:46,543 WARN L170 areAnnotationChecker]: L740-1 has no Hoare annotation [2020-07-17 21:21:46,543 WARN L170 areAnnotationChecker]: L524 has no Hoare annotation [2020-07-17 21:21:46,543 WARN L170 areAnnotationChecker]: L524 has no Hoare annotation [2020-07-17 21:21:46,543 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:46,543 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:46,543 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:46,543 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:46,543 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:46,543 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:46,543 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:21:46,544 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 21:21:46,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:21:46 BoogieIcfgContainer [2020-07-17 21:21:46,554 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:21:46,557 INFO L168 Benchmark]: Toolchain (without parser) took 44329.03 ms. Allocated memory was 145.2 MB in the beginning and 675.8 MB in the end (delta: 530.6 MB). Free memory was 101.8 MB in the beginning and 633.5 MB in the end (delta: -531.6 MB). Peak memory consumption was 531.0 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:46,558 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 21:21:46,560 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.84 ms. Allocated memory was 145.2 MB in the beginning and 203.4 MB in the end (delta: 58.2 MB). Free memory was 101.4 MB in the beginning and 169.4 MB in the end (delta: -67.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:46,564 INFO L168 Benchmark]: Boogie Preprocessor took 129.82 ms. Allocated memory is still 203.4 MB. Free memory was 169.4 MB in the beginning and 163.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:46,565 INFO L168 Benchmark]: RCFGBuilder took 1792.59 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 163.9 MB in the beginning and 97.4 MB in the end (delta: 66.5 MB). Peak memory consumption was 99.0 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:46,566 INFO L168 Benchmark]: TraceAbstraction took 41668.44 ms. Allocated memory was 235.9 MB in the beginning and 675.8 MB in the end (delta: 439.9 MB). Free memory was 96.0 MB in the beginning and 633.5 MB in the end (delta: -537.5 MB). Peak memory consumption was 434.5 MB. Max. memory is 7.1 GB. [2020-07-17 21:21:46,573 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 0.27 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 731.84 ms. Allocated memory was 145.2 MB in the beginning and 203.4 MB in the end (delta: 58.2 MB). Free memory was 101.4 MB in the beginning and 169.4 MB in the end (delta: -67.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.82 ms. Allocated memory is still 203.4 MB. Free memory was 169.4 MB in the beginning and 163.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1792.59 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 163.9 MB in the beginning and 97.4 MB in the end (delta: 66.5 MB). Peak memory consumption was 99.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 41668.44 ms. Allocated memory was 235.9 MB in the beginning and 675.8 MB in the end (delta: 439.9 MB). Free memory was 96.0 MB in the beginning and 633.5 MB in the end (delta: -537.5 MB). Peak memory consumption was 434.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 44]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L131] int pumpRunning = 0; [L132] int systemActive = 1; [L458] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L725] int cleanupTimeShifts = 4; [L821] int waterLevel = 1; [L822] int methaneLevelCritical = 0; VAL [\old(cleanupTimeShifts)=173, \old(head)=165, \old(head)=176, \old(methaneLevelCritical)=147, \old(pumpRunning)=139, \old(systemActive)=138, \old(waterLevel)=145, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L798] int retValue_acc ; [L799] 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] [L803] 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] [L804] 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] [L805] 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] [L78] int retValue_acc ; [L81] retValue_acc = 1 [L82] 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] [L805] 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] [L805] tmp = valid_product() [L807] 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] [L809] 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] [L810] 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] [L792] 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] [L659] int splverifierCounter ; [L660] int tmp ; [L661] int tmp___0 ; [L662] int tmp___1 ; [L663] int tmp___2 ; [L666] 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] [L668] 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] [L670] 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] [L676] tmp = __VERIFIER_nondet_int() [L678] 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] [L680] 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] [L839] COND TRUE waterLevel < 2 [L840] 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] [L680] 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] [L686] tmp___0 = __VERIFIER_nondet_int() [L688] 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] [L696] tmp___2 = __VERIFIER_nondet_int() [L698] COND FALSE !(\read(tmp___2)) [L704] tmp___1 = __VERIFIER_nondet_int() [L706] 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] [L713] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L138] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L145] COND TRUE \read(systemActive) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L147] CALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L167] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L170] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L185] FCALL processEnvironment__wrappee__methaneQuery() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L147] RET processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L153] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L91] int tmp ; [L92] int tmp___0 ; [L93] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L97] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L860] int retValue_acc ; [L863] retValue_acc = methaneLevelCritical [L864] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L97] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L97] tmp = isMethaneLevelCritical() [L99] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L103] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L892] int retValue_acc ; [L895] retValue_acc = waterLevel [L896] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=1, waterLevel=2] [L103] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L103] tmp___0 = getWaterLevel() [L105] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L107] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L236] int retValue_acc ; [L239] retValue_acc = pumpRunning [L240] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L107] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L107] tmp___1 = isPumpRunning() [L109] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L113] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L44] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 218 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 41.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 32.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 378 SDtfs, 479 SDslu, 219 SDs, 0 SdLazy, 1241 SolverSat, 305 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred 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: 5.6s AutomataMinimizationTime, 4 MinimizatonAttempts, 128 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 299 NumberOfCodeBlocks, 299 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 225 ConstructedInterpolants, 0 QuantifiedInterpolants, 63418 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...