./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product61.cil.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product61.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f250833677b07ed1377ed852c7268af3b652ab26de7f7fe1fca27ae75baf167f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 18:06:55,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 18:06:55,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 18:06:55,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 18:06:55,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 18:06:55,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 18:06:55,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 18:06:55,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 18:06:55,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 18:06:55,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 18:06:55,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 18:06:55,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 18:06:55,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 18:06:55,064 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 18:06:55,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 18:06:55,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 18:06:55,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 18:06:55,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 18:06:55,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 18:06:55,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 18:06:55,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 18:06:55,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 18:06:55,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 18:06:55,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 18:06:55,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 18:06:55,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 18:06:55,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 18:06:55,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 18:06:55,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 18:06:55,085 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 18:06:55,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 18:06:55,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 18:06:55,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 18:06:55,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 18:06:55,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 18:06:55,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 18:06:55,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 18:06:55,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 18:06:55,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 18:06:55,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 18:06:55,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 18:06:55,092 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 18:06:55,108 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 18:06:55,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 18:06:55,108 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 18:06:55,108 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 18:06:55,108 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 18:06:55,109 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 18:06:55,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 18:06:55,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 18:06:55,109 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 18:06:55,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 18:06:55,109 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 18:06:55,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 18:06:55,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 18:06:55,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 18:06:55,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 18:06:55,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 18:06:55,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 18:06:55,110 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 18:06:55,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 18:06:55,110 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 18:06:55,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 18:06:55,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 18:06:55,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 18:06:55,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 18:06:55,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:06:55,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 18:06:55,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 18:06:55,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 18:06:55,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 18:06:55,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 18:06:55,112 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 18:06:55,112 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 18:06:55,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 18:06:55,113 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f250833677b07ed1377ed852c7268af3b652ab26de7f7fe1fca27ae75baf167f [2022-02-20 18:06:55,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 18:06:55,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 18:06:55,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 18:06:55,350 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 18:06:55,351 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 18:06:55,352 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product61.cil.c [2022-02-20 18:06:55,411 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cd0931e3/64d26f1a7a054467930ab00090bc10de/FLAG06da58484 [2022-02-20 18:06:55,789 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 18:06:55,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product61.cil.c [2022-02-20 18:06:55,823 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cd0931e3/64d26f1a7a054467930ab00090bc10de/FLAG06da58484 [2022-02-20 18:06:55,836 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cd0931e3/64d26f1a7a054467930ab00090bc10de [2022-02-20 18:06:55,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 18:06:55,839 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 18:06:55,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 18:06:55,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 18:06:55,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 18:06:55,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:06:55" (1/1) ... [2022-02-20 18:06:55,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@563d8b89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:06:55, skipping insertion in model container [2022-02-20 18:06:55,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:06:55" (1/1) ... [2022-02-20 18:06:55,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 18:06:55,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 18:06:56,069 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product61.cil.c[3777,3790] [2022-02-20 18:06:56,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:06:56,172 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 18:06:56,187 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product61.cil.c[3777,3790] [2022-02-20 18:06:56,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:06:56,237 INFO L208 MainTranslator]: Completed translation [2022-02-20 18:06:56,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:06:56 WrapperNode [2022-02-20 18:06:56,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 18:06:56,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 18:06:56,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 18:06:56,239 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 18:06:56,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:06:56" (1/1) ... [2022-02-20 18:06:56,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:06:56" (1/1) ... [2022-02-20 18:06:56,296 INFO L137 Inliner]: procedures = 57, calls = 160, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 268 [2022-02-20 18:06:56,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 18:06:56,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 18:06:56,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 18:06:56,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 18:06:56,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:06:56" (1/1) ... [2022-02-20 18:06:56,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:06:56" (1/1) ... [2022-02-20 18:06:56,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:06:56" (1/1) ... [2022-02-20 18:06:56,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:06:56" (1/1) ... [2022-02-20 18:06:56,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:06:56" (1/1) ... [2022-02-20 18:06:56,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:06:56" (1/1) ... [2022-02-20 18:06:56,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:06:56" (1/1) ... [2022-02-20 18:06:56,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 18:06:56,335 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 18:06:56,335 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 18:06:56,335 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 18:06:56,336 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:06:56" (1/1) ... [2022-02-20 18:06:56,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:06:56,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:06:56,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 18:06:56,387 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 18:06:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 18:06:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-02-20 18:06:56,396 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-02-20 18:06:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-02-20 18:06:56,397 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-02-20 18:06:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-02-20 18:06:56,397 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-02-20 18:06:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-02-20 18:06:56,397 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-02-20 18:06:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-02-20 18:06:56,397 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-02-20 18:06:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-02-20 18:06:56,398 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-02-20 18:06:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-02-20 18:06:56,398 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-02-20 18:06:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-02-20 18:06:56,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-02-20 18:06:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-02-20 18:06:56,398 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-02-20 18:06:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 18:06:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-02-20 18:06:56,399 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-02-20 18:06:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 18:06:56,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 18:06:56,463 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 18:06:56,465 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 18:06:56,825 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 18:06:56,832 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 18:06:56,833 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-02-20 18:06:56,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:06:56 BoogieIcfgContainer [2022-02-20 18:06:56,836 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 18:06:56,838 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 18:06:56,839 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 18:06:56,841 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 18:06:56,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 06:06:55" (1/3) ... [2022-02-20 18:06:56,842 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c2a41ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:06:56, skipping insertion in model container [2022-02-20 18:06:56,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:06:56" (2/3) ... [2022-02-20 18:06:56,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c2a41ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:06:56, skipping insertion in model container [2022-02-20 18:06:56,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:06:56" (3/3) ... [2022-02-20 18:06:56,844 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product61.cil.c [2022-02-20 18:06:56,848 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 18:06:56,848 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 18:06:56,884 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 18:06:56,888 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-20 18:06:56,889 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 18:06:56,904 INFO L276 IsEmpty]: Start isEmpty. Operand has 108 states, 78 states have (on average 1.3717948717948718) internal successors, (107), 88 states have internal predecessors, (107), 18 states have call successors, (18), 10 states have call predecessors, (18), 10 states have return successors, (18), 13 states have call predecessors, (18), 18 states have call successors, (18) [2022-02-20 18:06:56,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-02-20 18:06:56,909 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:06:56,909 INFO L514 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] [2022-02-20 18:06:56,910 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:06:56,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:06:56,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1854857434, now seen corresponding path program 1 times [2022-02-20 18:06:56,921 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:06:56,921 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537132019] [2022-02-20 18:06:56,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:06:56,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:06:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:57,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-02-20 18:06:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:57,126 INFO L290 TraceCheckUtils]: 0: Hoare triple {111#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {111#true} is VALID [2022-02-20 18:06:57,126 INFO L290 TraceCheckUtils]: 1: Hoare triple {111#true} assume true; {111#true} is VALID [2022-02-20 18:06:57,126 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {111#true} {112#false} #274#return; {112#false} is VALID [2022-02-20 18:06:57,127 INFO L290 TraceCheckUtils]: 0: Hoare triple {111#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {111#true} is VALID [2022-02-20 18:06:57,128 INFO L290 TraceCheckUtils]: 1: Hoare triple {111#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; {111#true} is VALID [2022-02-20 18:06:57,128 INFO L290 TraceCheckUtils]: 2: Hoare triple {111#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {111#true} is VALID [2022-02-20 18:06:57,128 INFO L290 TraceCheckUtils]: 3: Hoare triple {111#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; {111#true} is VALID [2022-02-20 18:06:57,129 INFO L290 TraceCheckUtils]: 4: Hoare triple {111#true} main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret12#1 && main_#t~ret12#1 <= 2147483647;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; {111#true} is VALID [2022-02-20 18:06:57,129 INFO L290 TraceCheckUtils]: 5: Hoare triple {111#true} assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; {111#true} is VALID [2022-02-20 18:06:57,129 INFO L290 TraceCheckUtils]: 6: Hoare triple {111#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {111#true} is VALID [2022-02-20 18:06:57,130 INFO L290 TraceCheckUtils]: 7: Hoare triple {111#true} assume false; {112#false} is VALID [2022-02-20 18:06:57,130 INFO L272 TraceCheckUtils]: 8: Hoare triple {112#false} call cleanup(); {112#false} is VALID [2022-02-20 18:06:57,130 INFO L290 TraceCheckUtils]: 9: Hoare triple {112#false} havoc ~i~0;havoc ~__cil_tmp2~0; {112#false} is VALID [2022-02-20 18:06:57,130 INFO L272 TraceCheckUtils]: 10: Hoare triple {112#false} call timeShift(); {112#false} is VALID [2022-02-20 18:06:57,131 INFO L290 TraceCheckUtils]: 11: Hoare triple {112#false} assume !(0 != ~pumpRunning~0); {112#false} is VALID [2022-02-20 18:06:57,131 INFO L290 TraceCheckUtils]: 12: Hoare triple {112#false} assume !(0 != ~systemActive~0); {112#false} is VALID [2022-02-20 18:06:57,131 INFO L290 TraceCheckUtils]: 13: Hoare triple {112#false} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {112#false} is VALID [2022-02-20 18:06:57,131 INFO L272 TraceCheckUtils]: 14: Hoare triple {112#false} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {111#true} is VALID [2022-02-20 18:06:57,132 INFO L290 TraceCheckUtils]: 15: Hoare triple {111#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {111#true} is VALID [2022-02-20 18:06:57,132 INFO L290 TraceCheckUtils]: 16: Hoare triple {111#true} assume true; {111#true} is VALID [2022-02-20 18:06:57,132 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {111#true} {112#false} #274#return; {112#false} is VALID [2022-02-20 18:06:57,132 INFO L290 TraceCheckUtils]: 18: Hoare triple {112#false} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {112#false} is VALID [2022-02-20 18:06:57,133 INFO L290 TraceCheckUtils]: 19: Hoare triple {112#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~8#1;havoc isPumpRunning_~retValue_acc~8#1;isPumpRunning_~retValue_acc~8#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; {112#false} is VALID [2022-02-20 18:06:57,133 INFO L290 TraceCheckUtils]: 20: Hoare triple {112#false} __utac_acc__Specification1_spec__1_#t~ret11#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11#1 && __utac_acc__Specification1_spec__1_#t~ret11#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0#1 := __utac_acc__Specification1_spec__1_#t~ret11#1;havoc __utac_acc__Specification1_spec__1_#t~ret11#1; {112#false} is VALID [2022-02-20 18:06:57,133 INFO L290 TraceCheckUtils]: 21: Hoare triple {112#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline___automaton_fail } true; {112#false} is VALID [2022-02-20 18:06:57,133 INFO L290 TraceCheckUtils]: 22: Hoare triple {112#false} assume !false; {112#false} is VALID [2022-02-20 18:06:57,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:06:57,134 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:06:57,134 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537132019] [2022-02-20 18:06:57,135 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537132019] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:06:57,135 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:06:57,135 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 18:06:57,137 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763470327] [2022-02-20 18:06:57,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:06:57,141 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2022-02-20 18:06:57,142 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:06:57,145 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:06:57,175 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 23 edges. 23 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:06:57,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 18:06:57,175 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:06:57,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 18:06:57,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 18:06:57,198 INFO L87 Difference]: Start difference. First operand has 108 states, 78 states have (on average 1.3717948717948718) internal successors, (107), 88 states have internal predecessors, (107), 18 states have call successors, (18), 10 states have call predecessors, (18), 10 states have return successors, (18), 13 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:06:57,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:06:57,330 INFO L93 Difference]: Finished difference Result 208 states and 281 transitions. [2022-02-20 18:06:57,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 18:06:57,331 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2022-02-20 18:06:57,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:06:57,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:06:57,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 281 transitions. [2022-02-20 18:06:57,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:06:57,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 281 transitions. [2022-02-20 18:06:57,355 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 281 transitions. [2022-02-20 18:06:57,549 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 281 edges. 281 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:06:57,563 INFO L225 Difference]: With dead ends: 208 [2022-02-20 18:06:57,563 INFO L226 Difference]: Without dead ends: 99 [2022-02-20 18:06:57,566 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 18:06:57,568 INFO L933 BasicCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:06:57,569 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:06:57,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2022-02-20 18:06:57,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2022-02-20 18:06:57,609 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:06:57,610 INFO L82 GeneralOperation]: Start isEquivalent. First operand 99 states. Second operand has 99 states, 71 states have (on average 1.3098591549295775) internal successors, (93), 80 states have internal predecessors, (93), 18 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (17), 12 states have call predecessors, (17), 17 states have call successors, (17) [2022-02-20 18:06:57,611 INFO L74 IsIncluded]: Start isIncluded. First operand 99 states. Second operand has 99 states, 71 states have (on average 1.3098591549295775) internal successors, (93), 80 states have internal predecessors, (93), 18 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (17), 12 states have call predecessors, (17), 17 states have call successors, (17) [2022-02-20 18:06:57,612 INFO L87 Difference]: Start difference. First operand 99 states. Second operand has 99 states, 71 states have (on average 1.3098591549295775) internal successors, (93), 80 states have internal predecessors, (93), 18 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (17), 12 states have call predecessors, (17), 17 states have call successors, (17) [2022-02-20 18:06:57,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:06:57,617 INFO L93 Difference]: Finished difference Result 99 states and 128 transitions. [2022-02-20 18:06:57,617 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 128 transitions. [2022-02-20 18:06:57,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:06:57,618 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:06:57,619 INFO L74 IsIncluded]: Start isIncluded. First operand has 99 states, 71 states have (on average 1.3098591549295775) internal successors, (93), 80 states have internal predecessors, (93), 18 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (17), 12 states have call predecessors, (17), 17 states have call successors, (17) Second operand 99 states. [2022-02-20 18:06:57,619 INFO L87 Difference]: Start difference. First operand has 99 states, 71 states have (on average 1.3098591549295775) internal successors, (93), 80 states have internal predecessors, (93), 18 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (17), 12 states have call predecessors, (17), 17 states have call successors, (17) Second operand 99 states. [2022-02-20 18:06:57,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:06:57,624 INFO L93 Difference]: Finished difference Result 99 states and 128 transitions. [2022-02-20 18:06:57,624 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 128 transitions. [2022-02-20 18:06:57,625 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:06:57,625 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:06:57,625 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:06:57,625 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:06:57,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 71 states have (on average 1.3098591549295775) internal successors, (93), 80 states have internal predecessors, (93), 18 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (17), 12 states have call predecessors, (17), 17 states have call successors, (17) [2022-02-20 18:06:57,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 128 transitions. [2022-02-20 18:06:57,631 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 128 transitions. Word has length 23 [2022-02-20 18:06:57,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:06:57,631 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 128 transitions. [2022-02-20 18:06:57,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:06:57,631 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 128 transitions. [2022-02-20 18:06:57,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-02-20 18:06:57,632 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:06:57,632 INFO L514 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] [2022-02-20 18:06:57,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 18:06:57,633 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:06:57,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:06:57,633 INFO L85 PathProgramCache]: Analyzing trace with hash 1310134844, now seen corresponding path program 1 times [2022-02-20 18:06:57,634 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:06:57,634 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503666318] [2022-02-20 18:06:57,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:06:57,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:06:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:57,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-02-20 18:06:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:57,687 INFO L290 TraceCheckUtils]: 0: Hoare triple {760#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {760#true} is VALID [2022-02-20 18:06:57,688 INFO L290 TraceCheckUtils]: 1: Hoare triple {760#true} assume true; {760#true} is VALID [2022-02-20 18:06:57,688 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {760#true} {761#false} #274#return; {761#false} is VALID [2022-02-20 18:06:57,688 INFO L290 TraceCheckUtils]: 0: Hoare triple {760#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {760#true} is VALID [2022-02-20 18:06:57,688 INFO L290 TraceCheckUtils]: 1: Hoare triple {760#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; {760#true} is VALID [2022-02-20 18:06:57,688 INFO L290 TraceCheckUtils]: 2: Hoare triple {760#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {760#true} is VALID [2022-02-20 18:06:57,688 INFO L290 TraceCheckUtils]: 3: Hoare triple {760#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; {760#true} is VALID [2022-02-20 18:06:57,688 INFO L290 TraceCheckUtils]: 4: Hoare triple {760#true} main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret12#1 && main_#t~ret12#1 <= 2147483647;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; {760#true} is VALID [2022-02-20 18:06:57,688 INFO L290 TraceCheckUtils]: 5: Hoare triple {760#true} assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; {760#true} is VALID [2022-02-20 18:06:57,689 INFO L290 TraceCheckUtils]: 6: Hoare triple {760#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {762#(= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)} is VALID [2022-02-20 18:06:57,689 INFO L290 TraceCheckUtils]: 7: Hoare triple {762#(= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)} assume !false; {762#(= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)} is VALID [2022-02-20 18:06:57,690 INFO L290 TraceCheckUtils]: 8: Hoare triple {762#(= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)} assume !(test_~splverifierCounter~0#1 < 4); {761#false} is VALID [2022-02-20 18:06:57,690 INFO L272 TraceCheckUtils]: 9: Hoare triple {761#false} call cleanup(); {761#false} is VALID [2022-02-20 18:06:57,690 INFO L290 TraceCheckUtils]: 10: Hoare triple {761#false} havoc ~i~0;havoc ~__cil_tmp2~0; {761#false} is VALID [2022-02-20 18:06:57,690 INFO L272 TraceCheckUtils]: 11: Hoare triple {761#false} call timeShift(); {761#false} is VALID [2022-02-20 18:06:57,690 INFO L290 TraceCheckUtils]: 12: Hoare triple {761#false} assume !(0 != ~pumpRunning~0); {761#false} is VALID [2022-02-20 18:06:57,690 INFO L290 TraceCheckUtils]: 13: Hoare triple {761#false} assume !(0 != ~systemActive~0); {761#false} is VALID [2022-02-20 18:06:57,690 INFO L290 TraceCheckUtils]: 14: Hoare triple {761#false} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {761#false} is VALID [2022-02-20 18:06:57,691 INFO L272 TraceCheckUtils]: 15: Hoare triple {761#false} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {760#true} is VALID [2022-02-20 18:06:57,691 INFO L290 TraceCheckUtils]: 16: Hoare triple {760#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {760#true} is VALID [2022-02-20 18:06:57,691 INFO L290 TraceCheckUtils]: 17: Hoare triple {760#true} assume true; {760#true} is VALID [2022-02-20 18:06:57,691 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {760#true} {761#false} #274#return; {761#false} is VALID [2022-02-20 18:06:57,691 INFO L290 TraceCheckUtils]: 19: Hoare triple {761#false} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {761#false} is VALID [2022-02-20 18:06:57,691 INFO L290 TraceCheckUtils]: 20: Hoare triple {761#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~8#1;havoc isPumpRunning_~retValue_acc~8#1;isPumpRunning_~retValue_acc~8#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; {761#false} is VALID [2022-02-20 18:06:57,691 INFO L290 TraceCheckUtils]: 21: Hoare triple {761#false} __utac_acc__Specification1_spec__1_#t~ret11#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11#1 && __utac_acc__Specification1_spec__1_#t~ret11#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0#1 := __utac_acc__Specification1_spec__1_#t~ret11#1;havoc __utac_acc__Specification1_spec__1_#t~ret11#1; {761#false} is VALID [2022-02-20 18:06:57,691 INFO L290 TraceCheckUtils]: 22: Hoare triple {761#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline___automaton_fail } true; {761#false} is VALID [2022-02-20 18:06:57,692 INFO L290 TraceCheckUtils]: 23: Hoare triple {761#false} assume !false; {761#false} is VALID [2022-02-20 18:06:57,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:06:57,692 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:06:57,692 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503666318] [2022-02-20 18:06:57,692 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503666318] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:06:57,692 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:06:57,692 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:06:57,692 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902418571] [2022-02-20 18:06:57,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:06:57,693 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2022-02-20 18:06:57,694 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:06:57,694 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:06:57,709 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:06:57,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:06:57,711 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:06:57,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:06:57,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:06:57,712 INFO L87 Difference]: Start difference. First operand 99 states and 128 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:06:57,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:06:57,829 INFO L93 Difference]: Finished difference Result 164 states and 212 transitions. [2022-02-20 18:06:57,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:06:57,830 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2022-02-20 18:06:57,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:06:57,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:06:57,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 212 transitions. [2022-02-20 18:06:57,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:06:57,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 212 transitions. [2022-02-20 18:06:57,836 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 212 transitions. [2022-02-20 18:06:57,963 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 212 edges. 212 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:06:57,967 INFO L225 Difference]: With dead ends: 164 [2022-02-20 18:06:57,967 INFO L226 Difference]: Without dead ends: 90 [2022-02-20 18:06:57,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:06:57,974 INFO L933 BasicCegarLoop]: 115 mSDtfsCounter, 12 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:06:57,974 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 214 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:06:57,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2022-02-20 18:06:57,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2022-02-20 18:06:57,987 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:06:57,989 INFO L82 GeneralOperation]: Start isEquivalent. First operand 90 states. Second operand has 90 states, 65 states have (on average 1.323076923076923) internal successors, (86), 74 states have internal predecessors, (86), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) [2022-02-20 18:06:57,989 INFO L74 IsIncluded]: Start isIncluded. First operand 90 states. Second operand has 90 states, 65 states have (on average 1.323076923076923) internal successors, (86), 74 states have internal predecessors, (86), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) [2022-02-20 18:06:57,989 INFO L87 Difference]: Start difference. First operand 90 states. Second operand has 90 states, 65 states have (on average 1.323076923076923) internal successors, (86), 74 states have internal predecessors, (86), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) [2022-02-20 18:06:57,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:06:57,994 INFO L93 Difference]: Finished difference Result 90 states and 116 transitions. [2022-02-20 18:06:57,994 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 116 transitions. [2022-02-20 18:06:57,998 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:06:57,998 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:06:57,999 INFO L74 IsIncluded]: Start isIncluded. First operand has 90 states, 65 states have (on average 1.323076923076923) internal successors, (86), 74 states have internal predecessors, (86), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) Second operand 90 states. [2022-02-20 18:06:58,000 INFO L87 Difference]: Start difference. First operand has 90 states, 65 states have (on average 1.323076923076923) internal successors, (86), 74 states have internal predecessors, (86), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) Second operand 90 states. [2022-02-20 18:06:58,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:06:58,003 INFO L93 Difference]: Finished difference Result 90 states and 116 transitions. [2022-02-20 18:06:58,003 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 116 transitions. [2022-02-20 18:06:58,003 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:06:58,003 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:06:58,003 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:06:58,004 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:06:58,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 65 states have (on average 1.323076923076923) internal successors, (86), 74 states have internal predecessors, (86), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) [2022-02-20 18:06:58,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 116 transitions. [2022-02-20 18:06:58,007 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 116 transitions. Word has length 24 [2022-02-20 18:06:58,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:06:58,008 INFO L470 AbstractCegarLoop]: Abstraction has 90 states and 116 transitions. [2022-02-20 18:06:58,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:06:58,010 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 116 transitions. [2022-02-20 18:06:58,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-02-20 18:06:58,011 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:06:58,011 INFO L514 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] [2022-02-20 18:06:58,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 18:06:58,011 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:06:58,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:06:58,012 INFO L85 PathProgramCache]: Analyzing trace with hash 2011182624, now seen corresponding path program 1 times [2022-02-20 18:06:58,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:06:58,017 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542724204] [2022-02-20 18:06:58,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:06:58,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:06:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:58,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-02-20 18:06:58,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:58,075 INFO L290 TraceCheckUtils]: 0: Hoare triple {1314#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {1314#true} is VALID [2022-02-20 18:06:58,075 INFO L290 TraceCheckUtils]: 1: Hoare triple {1314#true} assume true; {1314#true} is VALID [2022-02-20 18:06:58,075 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {1314#true} {1315#false} #274#return; {1315#false} is VALID [2022-02-20 18:06:58,077 INFO L290 TraceCheckUtils]: 0: Hoare triple {1314#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,077 INFO L290 TraceCheckUtils]: 1: Hoare triple {1316#(= 1 ~systemActive~0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,078 INFO L290 TraceCheckUtils]: 2: Hoare triple {1316#(= 1 ~systemActive~0)} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,078 INFO L290 TraceCheckUtils]: 3: Hoare triple {1316#(= 1 ~systemActive~0)} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,078 INFO L290 TraceCheckUtils]: 4: Hoare triple {1316#(= 1 ~systemActive~0)} main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret12#1 && main_#t~ret12#1 <= 2147483647;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,079 INFO L290 TraceCheckUtils]: 5: Hoare triple {1316#(= 1 ~systemActive~0)} assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,079 INFO L290 TraceCheckUtils]: 6: Hoare triple {1316#(= 1 ~systemActive~0)} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,079 INFO L290 TraceCheckUtils]: 7: Hoare triple {1316#(= 1 ~systemActive~0)} assume !false; {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,080 INFO L290 TraceCheckUtils]: 8: Hoare triple {1316#(= 1 ~systemActive~0)} assume test_~splverifierCounter~0#1 < 4; {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,080 INFO L290 TraceCheckUtils]: 9: Hoare triple {1316#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet28#1 && test_#t~nondet28#1 <= 2147483647;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,081 INFO L290 TraceCheckUtils]: 10: Hoare triple {1316#(= 1 ~systemActive~0)} assume !(0 != test_~tmp~8#1); {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,081 INFO L290 TraceCheckUtils]: 11: Hoare triple {1316#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet29#1 && test_#t~nondet29#1 <= 2147483647;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,081 INFO L290 TraceCheckUtils]: 12: Hoare triple {1316#(= 1 ~systemActive~0)} assume !(0 != test_~tmp___0~3#1); {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,082 INFO L290 TraceCheckUtils]: 13: Hoare triple {1316#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet30#1 && test_#t~nondet30#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,082 INFO L290 TraceCheckUtils]: 14: Hoare triple {1316#(= 1 ~systemActive~0)} assume 0 != test_~tmp___2~0#1; {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,083 INFO L272 TraceCheckUtils]: 15: Hoare triple {1316#(= 1 ~systemActive~0)} call timeShift(); {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,083 INFO L290 TraceCheckUtils]: 16: Hoare triple {1316#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {1316#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:06:58,083 INFO L290 TraceCheckUtils]: 17: Hoare triple {1316#(= 1 ~systemActive~0)} assume !(0 != ~systemActive~0); {1315#false} is VALID [2022-02-20 18:06:58,083 INFO L290 TraceCheckUtils]: 18: Hoare triple {1315#false} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {1315#false} is VALID [2022-02-20 18:06:58,084 INFO L272 TraceCheckUtils]: 19: Hoare triple {1315#false} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {1314#true} is VALID [2022-02-20 18:06:58,084 INFO L290 TraceCheckUtils]: 20: Hoare triple {1314#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {1314#true} is VALID [2022-02-20 18:06:58,084 INFO L290 TraceCheckUtils]: 21: Hoare triple {1314#true} assume true; {1314#true} is VALID [2022-02-20 18:06:58,084 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {1314#true} {1315#false} #274#return; {1315#false} is VALID [2022-02-20 18:06:58,084 INFO L290 TraceCheckUtils]: 23: Hoare triple {1315#false} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {1315#false} is VALID [2022-02-20 18:06:58,084 INFO L290 TraceCheckUtils]: 24: Hoare triple {1315#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~8#1;havoc isPumpRunning_~retValue_acc~8#1;isPumpRunning_~retValue_acc~8#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; {1315#false} is VALID [2022-02-20 18:06:58,084 INFO L290 TraceCheckUtils]: 25: Hoare triple {1315#false} __utac_acc__Specification1_spec__1_#t~ret11#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11#1 && __utac_acc__Specification1_spec__1_#t~ret11#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0#1 := __utac_acc__Specification1_spec__1_#t~ret11#1;havoc __utac_acc__Specification1_spec__1_#t~ret11#1; {1315#false} is VALID [2022-02-20 18:06:58,084 INFO L290 TraceCheckUtils]: 26: Hoare triple {1315#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline___automaton_fail } true; {1315#false} is VALID [2022-02-20 18:06:58,084 INFO L290 TraceCheckUtils]: 27: Hoare triple {1315#false} assume !false; {1315#false} is VALID [2022-02-20 18:06:58,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:06:58,085 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:06:58,085 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542724204] [2022-02-20 18:06:58,085 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542724204] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:06:58,085 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:06:58,085 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:06:58,085 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184155434] [2022-02-20 18:06:58,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:06:58,086 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 28 [2022-02-20 18:06:58,086 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:06:58,086 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:06:58,102 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:06:58,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:06:58,103 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:06:58,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:06:58,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:06:58,103 INFO L87 Difference]: Start difference. First operand 90 states and 116 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:06:58,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:06:58,237 INFO L93 Difference]: Finished difference Result 173 states and 226 transitions. [2022-02-20 18:06:58,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:06:58,238 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 28 [2022-02-20 18:06:58,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:06:58,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:06:58,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 226 transitions. [2022-02-20 18:06:58,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:06:58,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 226 transitions. [2022-02-20 18:06:58,243 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 226 transitions. [2022-02-20 18:06:58,413 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 226 edges. 226 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:06:58,415 INFO L225 Difference]: With dead ends: 173 [2022-02-20 18:06:58,415 INFO L226 Difference]: Without dead ends: 90 [2022-02-20 18:06:58,416 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:06:58,417 INFO L933 BasicCegarLoop]: 114 mSDtfsCounter, 98 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:06:58,417 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [98 Valid, 114 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:06:58,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2022-02-20 18:06:58,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2022-02-20 18:06:58,421 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:06:58,422 INFO L82 GeneralOperation]: Start isEquivalent. First operand 90 states. Second operand has 90 states, 65 states have (on average 1.3076923076923077) internal successors, (85), 74 states have internal predecessors, (85), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) [2022-02-20 18:06:58,422 INFO L74 IsIncluded]: Start isIncluded. First operand 90 states. Second operand has 90 states, 65 states have (on average 1.3076923076923077) internal successors, (85), 74 states have internal predecessors, (85), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) [2022-02-20 18:06:58,422 INFO L87 Difference]: Start difference. First operand 90 states. Second operand has 90 states, 65 states have (on average 1.3076923076923077) internal successors, (85), 74 states have internal predecessors, (85), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) [2022-02-20 18:06:58,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:06:58,425 INFO L93 Difference]: Finished difference Result 90 states and 115 transitions. [2022-02-20 18:06:58,425 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 115 transitions. [2022-02-20 18:06:58,425 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:06:58,425 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:06:58,426 INFO L74 IsIncluded]: Start isIncluded. First operand has 90 states, 65 states have (on average 1.3076923076923077) internal successors, (85), 74 states have internal predecessors, (85), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) Second operand 90 states. [2022-02-20 18:06:58,426 INFO L87 Difference]: Start difference. First operand has 90 states, 65 states have (on average 1.3076923076923077) internal successors, (85), 74 states have internal predecessors, (85), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) Second operand 90 states. [2022-02-20 18:06:58,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:06:58,428 INFO L93 Difference]: Finished difference Result 90 states and 115 transitions. [2022-02-20 18:06:58,429 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 115 transitions. [2022-02-20 18:06:58,429 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:06:58,429 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:06:58,429 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:06:58,429 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:06:58,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 65 states have (on average 1.3076923076923077) internal successors, (85), 74 states have internal predecessors, (85), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) [2022-02-20 18:06:58,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 115 transitions. [2022-02-20 18:06:58,432 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 115 transitions. Word has length 28 [2022-02-20 18:06:58,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:06:58,432 INFO L470 AbstractCegarLoop]: Abstraction has 90 states and 115 transitions. [2022-02-20 18:06:58,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 18:06:58,433 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 115 transitions. [2022-02-20 18:06:58,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-02-20 18:06:58,433 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:06:58,434 INFO L514 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] [2022-02-20 18:06:58,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 18:06:58,434 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:06:58,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:06:58,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1454995953, now seen corresponding path program 1 times [2022-02-20 18:06:58,435 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:06:58,435 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916321376] [2022-02-20 18:06:58,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:06:58,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:06:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:58,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-02-20 18:06:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:58,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:06:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:58,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:06:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:58,498 INFO L290 TraceCheckUtils]: 0: Hoare triple {1878#true} assume true; {1878#true} is VALID [2022-02-20 18:06:58,498 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {1878#true} {1904#(not (= |old(~pumpRunning~0)| 0))} #292#return; {1904#(not (= |old(~pumpRunning~0)| 0))} is VALID [2022-02-20 18:06:58,499 INFO L290 TraceCheckUtils]: 0: Hoare triple {1896#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {1896#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:06:58,499 INFO L290 TraceCheckUtils]: 1: Hoare triple {1896#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} assume !(0 == ~pumpRunning~0); {1904#(not (= |old(~pumpRunning~0)| 0))} is VALID [2022-02-20 18:06:58,499 INFO L272 TraceCheckUtils]: 2: Hoare triple {1904#(not (= |old(~pumpRunning~0)| 0))} call processEnvironment__wrappee__base(); {1878#true} is VALID [2022-02-20 18:06:58,500 INFO L290 TraceCheckUtils]: 3: Hoare triple {1878#true} assume true; {1878#true} is VALID [2022-02-20 18:06:58,500 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {1878#true} {1904#(not (= |old(~pumpRunning~0)| 0))} #292#return; {1904#(not (= |old(~pumpRunning~0)| 0))} is VALID [2022-02-20 18:06:58,500 INFO L290 TraceCheckUtils]: 5: Hoare triple {1904#(not (= |old(~pumpRunning~0)| 0))} assume true; {1904#(not (= |old(~pumpRunning~0)| 0))} is VALID [2022-02-20 18:06:58,501 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {1904#(not (= |old(~pumpRunning~0)| 0))} {1880#(= ~pumpRunning~0 0)} #264#return; {1879#false} is VALID [2022-02-20 18:06:58,501 INFO L290 TraceCheckUtils]: 0: Hoare triple {1896#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {1878#true} is VALID [2022-02-20 18:06:58,501 INFO L290 TraceCheckUtils]: 1: Hoare triple {1878#true} assume !(0 != ~pumpRunning~0); {1880#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:58,502 INFO L272 TraceCheckUtils]: 2: Hoare triple {1880#(= ~pumpRunning~0 0)} call processEnvironment__wrappee__highWaterSensor(); {1896#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:06:58,502 INFO L290 TraceCheckUtils]: 3: Hoare triple {1896#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {1896#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:06:58,503 INFO L290 TraceCheckUtils]: 4: Hoare triple {1896#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} assume !(0 == ~pumpRunning~0); {1904#(not (= |old(~pumpRunning~0)| 0))} is VALID [2022-02-20 18:06:58,503 INFO L272 TraceCheckUtils]: 5: Hoare triple {1904#(not (= |old(~pumpRunning~0)| 0))} call processEnvironment__wrappee__base(); {1878#true} is VALID [2022-02-20 18:06:58,503 INFO L290 TraceCheckUtils]: 6: Hoare triple {1878#true} assume true; {1878#true} is VALID [2022-02-20 18:06:58,503 INFO L284 TraceCheckUtils]: 7: Hoare quadruple {1878#true} {1904#(not (= |old(~pumpRunning~0)| 0))} #292#return; {1904#(not (= |old(~pumpRunning~0)| 0))} is VALID [2022-02-20 18:06:58,504 INFO L290 TraceCheckUtils]: 8: Hoare triple {1904#(not (= |old(~pumpRunning~0)| 0))} assume true; {1904#(not (= |old(~pumpRunning~0)| 0))} is VALID [2022-02-20 18:06:58,504 INFO L284 TraceCheckUtils]: 9: Hoare quadruple {1904#(not (= |old(~pumpRunning~0)| 0))} {1880#(= ~pumpRunning~0 0)} #264#return; {1879#false} is VALID [2022-02-20 18:06:58,504 INFO L290 TraceCheckUtils]: 10: Hoare triple {1879#false} assume true; {1879#false} is VALID [2022-02-20 18:06:58,504 INFO L284 TraceCheckUtils]: 11: Hoare quadruple {1879#false} {1880#(= ~pumpRunning~0 0)} #272#return; {1879#false} is VALID [2022-02-20 18:06:58,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-02-20 18:06:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:58,508 INFO L290 TraceCheckUtils]: 0: Hoare triple {1878#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {1878#true} is VALID [2022-02-20 18:06:58,508 INFO L290 TraceCheckUtils]: 1: Hoare triple {1878#true} assume true; {1878#true} is VALID [2022-02-20 18:06:58,508 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {1878#true} {1879#false} #274#return; {1879#false} is VALID [2022-02-20 18:06:58,508 INFO L290 TraceCheckUtils]: 0: Hoare triple {1878#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {1878#true} is VALID [2022-02-20 18:06:58,508 INFO L290 TraceCheckUtils]: 1: Hoare triple {1878#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; {1878#true} is VALID [2022-02-20 18:06:58,509 INFO L290 TraceCheckUtils]: 2: Hoare triple {1878#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {1878#true} is VALID [2022-02-20 18:06:58,509 INFO L290 TraceCheckUtils]: 3: Hoare triple {1878#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; {1878#true} is VALID [2022-02-20 18:06:58,509 INFO L290 TraceCheckUtils]: 4: Hoare triple {1878#true} main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret12#1 && main_#t~ret12#1 <= 2147483647;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; {1878#true} is VALID [2022-02-20 18:06:58,509 INFO L290 TraceCheckUtils]: 5: Hoare triple {1878#true} assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; {1878#true} is VALID [2022-02-20 18:06:58,509 INFO L290 TraceCheckUtils]: 6: Hoare triple {1878#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {1878#true} is VALID [2022-02-20 18:06:58,510 INFO L290 TraceCheckUtils]: 7: Hoare triple {1878#true} assume !false; {1878#true} is VALID [2022-02-20 18:06:58,510 INFO L290 TraceCheckUtils]: 8: Hoare triple {1878#true} assume test_~splverifierCounter~0#1 < 4; {1878#true} is VALID [2022-02-20 18:06:58,510 INFO L290 TraceCheckUtils]: 9: Hoare triple {1878#true} assume -2147483648 <= test_#t~nondet28#1 && test_#t~nondet28#1 <= 2147483647;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; {1878#true} is VALID [2022-02-20 18:06:58,510 INFO L290 TraceCheckUtils]: 10: Hoare triple {1878#true} assume !(0 != test_~tmp~8#1); {1878#true} is VALID [2022-02-20 18:06:58,510 INFO L290 TraceCheckUtils]: 11: Hoare triple {1878#true} assume -2147483648 <= test_#t~nondet29#1 && test_#t~nondet29#1 <= 2147483647;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; {1878#true} is VALID [2022-02-20 18:06:58,510 INFO L290 TraceCheckUtils]: 12: Hoare triple {1878#true} assume !(0 != test_~tmp___0~3#1); {1878#true} is VALID [2022-02-20 18:06:58,511 INFO L290 TraceCheckUtils]: 13: Hoare triple {1878#true} assume -2147483648 <= test_#t~nondet30#1 && test_#t~nondet30#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; {1878#true} is VALID [2022-02-20 18:06:58,511 INFO L290 TraceCheckUtils]: 14: Hoare triple {1878#true} assume 0 != test_~tmp___2~0#1; {1878#true} is VALID [2022-02-20 18:06:58,511 INFO L272 TraceCheckUtils]: 15: Hoare triple {1878#true} call timeShift(); {1878#true} is VALID [2022-02-20 18:06:58,511 INFO L290 TraceCheckUtils]: 16: Hoare triple {1878#true} assume !(0 != ~pumpRunning~0); {1880#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:58,512 INFO L290 TraceCheckUtils]: 17: Hoare triple {1880#(= ~pumpRunning~0 0)} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {1880#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:58,512 INFO L290 TraceCheckUtils]: 18: Hoare triple {1880#(= ~pumpRunning~0 0)} assume !(0 != ~pumpRunning~0); {1880#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:58,513 INFO L272 TraceCheckUtils]: 19: Hoare triple {1880#(= ~pumpRunning~0 0)} call processEnvironment__wrappee__methaneQuery(); {1896#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:06:58,513 INFO L290 TraceCheckUtils]: 20: Hoare triple {1896#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {1878#true} is VALID [2022-02-20 18:06:58,513 INFO L290 TraceCheckUtils]: 21: Hoare triple {1878#true} assume !(0 != ~pumpRunning~0); {1880#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:58,513 INFO L272 TraceCheckUtils]: 22: Hoare triple {1880#(= ~pumpRunning~0 0)} call processEnvironment__wrappee__highWaterSensor(); {1896#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:06:58,514 INFO L290 TraceCheckUtils]: 23: Hoare triple {1896#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {1896#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:06:58,514 INFO L290 TraceCheckUtils]: 24: Hoare triple {1896#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} assume !(0 == ~pumpRunning~0); {1904#(not (= |old(~pumpRunning~0)| 0))} is VALID [2022-02-20 18:06:58,514 INFO L272 TraceCheckUtils]: 25: Hoare triple {1904#(not (= |old(~pumpRunning~0)| 0))} call processEnvironment__wrappee__base(); {1878#true} is VALID [2022-02-20 18:06:58,514 INFO L290 TraceCheckUtils]: 26: Hoare triple {1878#true} assume true; {1878#true} is VALID [2022-02-20 18:06:58,515 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {1878#true} {1904#(not (= |old(~pumpRunning~0)| 0))} #292#return; {1904#(not (= |old(~pumpRunning~0)| 0))} is VALID [2022-02-20 18:06:58,515 INFO L290 TraceCheckUtils]: 28: Hoare triple {1904#(not (= |old(~pumpRunning~0)| 0))} assume true; {1904#(not (= |old(~pumpRunning~0)| 0))} is VALID [2022-02-20 18:06:58,516 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {1904#(not (= |old(~pumpRunning~0)| 0))} {1880#(= ~pumpRunning~0 0)} #264#return; {1879#false} is VALID [2022-02-20 18:06:58,516 INFO L290 TraceCheckUtils]: 30: Hoare triple {1879#false} assume true; {1879#false} is VALID [2022-02-20 18:06:58,516 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {1879#false} {1880#(= ~pumpRunning~0 0)} #272#return; {1879#false} is VALID [2022-02-20 18:06:58,516 INFO L290 TraceCheckUtils]: 32: Hoare triple {1879#false} assume { :end_inline_processEnvironment } true; {1879#false} is VALID [2022-02-20 18:06:58,516 INFO L290 TraceCheckUtils]: 33: Hoare triple {1879#false} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {1879#false} is VALID [2022-02-20 18:06:58,516 INFO L272 TraceCheckUtils]: 34: Hoare triple {1879#false} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {1878#true} is VALID [2022-02-20 18:06:58,517 INFO L290 TraceCheckUtils]: 35: Hoare triple {1878#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {1878#true} is VALID [2022-02-20 18:06:58,517 INFO L290 TraceCheckUtils]: 36: Hoare triple {1878#true} assume true; {1878#true} is VALID [2022-02-20 18:06:58,517 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {1878#true} {1879#false} #274#return; {1879#false} is VALID [2022-02-20 18:06:58,517 INFO L290 TraceCheckUtils]: 38: Hoare triple {1879#false} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {1879#false} is VALID [2022-02-20 18:06:58,517 INFO L290 TraceCheckUtils]: 39: Hoare triple {1879#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~8#1;havoc isPumpRunning_~retValue_acc~8#1;isPumpRunning_~retValue_acc~8#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; {1879#false} is VALID [2022-02-20 18:06:58,518 INFO L290 TraceCheckUtils]: 40: Hoare triple {1879#false} __utac_acc__Specification1_spec__1_#t~ret11#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11#1 && __utac_acc__Specification1_spec__1_#t~ret11#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0#1 := __utac_acc__Specification1_spec__1_#t~ret11#1;havoc __utac_acc__Specification1_spec__1_#t~ret11#1; {1879#false} is VALID [2022-02-20 18:06:58,518 INFO L290 TraceCheckUtils]: 41: Hoare triple {1879#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline___automaton_fail } true; {1879#false} is VALID [2022-02-20 18:06:58,518 INFO L290 TraceCheckUtils]: 42: Hoare triple {1879#false} assume !false; {1879#false} is VALID [2022-02-20 18:06:58,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:06:58,518 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:06:58,518 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916321376] [2022-02-20 18:06:58,519 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916321376] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:06:58,519 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:06:58,519 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 18:06:58,519 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501905259] [2022-02-20 18:06:58,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:06:58,520 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 4 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 43 [2022-02-20 18:06:58,520 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:06:58,520 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 4 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 18:06:58,547 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:06:58,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:06:58,547 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:06:58,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:06:58,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:06:58,548 INFO L87 Difference]: Start difference. First operand 90 states and 115 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 4 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 18:06:58,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:06:58,946 INFO L93 Difference]: Finished difference Result 258 states and 327 transitions. [2022-02-20 18:06:58,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 18:06:58,947 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 4 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 43 [2022-02-20 18:06:58,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:06:58,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 4 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 18:06:58,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 327 transitions. [2022-02-20 18:06:58,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 4 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 18:06:58,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 327 transitions. [2022-02-20 18:06:58,955 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 327 transitions. [2022-02-20 18:06:59,165 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 327 edges. 327 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:06:59,168 INFO L225 Difference]: With dead ends: 258 [2022-02-20 18:06:59,168 INFO L226 Difference]: Without dead ends: 175 [2022-02-20 18:06:59,169 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-02-20 18:06:59,170 INFO L933 BasicCegarLoop]: 142 mSDtfsCounter, 213 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 18:06:59,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [215 Valid, 312 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 18:06:59,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2022-02-20 18:06:59,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 169. [2022-02-20 18:06:59,179 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:06:59,180 INFO L82 GeneralOperation]: Start isEquivalent. First operand 175 states. Second operand has 169 states, 123 states have (on average 1.2357723577235773) internal successors, (152), 132 states have internal predecessors, (152), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:06:59,180 INFO L74 IsIncluded]: Start isIncluded. First operand 175 states. Second operand has 169 states, 123 states have (on average 1.2357723577235773) internal successors, (152), 132 states have internal predecessors, (152), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:06:59,181 INFO L87 Difference]: Start difference. First operand 175 states. Second operand has 169 states, 123 states have (on average 1.2357723577235773) internal successors, (152), 132 states have internal predecessors, (152), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:06:59,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:06:59,184 INFO L93 Difference]: Finished difference Result 175 states and 206 transitions. [2022-02-20 18:06:59,184 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 206 transitions. [2022-02-20 18:06:59,185 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:06:59,185 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:06:59,185 INFO L74 IsIncluded]: Start isIncluded. First operand has 169 states, 123 states have (on average 1.2357723577235773) internal successors, (152), 132 states have internal predecessors, (152), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) Second operand 175 states. [2022-02-20 18:06:59,186 INFO L87 Difference]: Start difference. First operand has 169 states, 123 states have (on average 1.2357723577235773) internal successors, (152), 132 states have internal predecessors, (152), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) Second operand 175 states. [2022-02-20 18:06:59,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:06:59,190 INFO L93 Difference]: Finished difference Result 175 states and 206 transitions. [2022-02-20 18:06:59,190 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 206 transitions. [2022-02-20 18:06:59,190 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:06:59,191 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:06:59,191 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:06:59,191 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:06:59,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 123 states have (on average 1.2357723577235773) internal successors, (152), 132 states have internal predecessors, (152), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:06:59,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 203 transitions. [2022-02-20 18:06:59,195 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 203 transitions. Word has length 43 [2022-02-20 18:06:59,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:06:59,196 INFO L470 AbstractCegarLoop]: Abstraction has 169 states and 203 transitions. [2022-02-20 18:06:59,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 4 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-02-20 18:06:59,196 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 203 transitions. [2022-02-20 18:06:59,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-02-20 18:06:59,197 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:06:59,197 INFO L514 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] [2022-02-20 18:06:59,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 18:06:59,197 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:06:59,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:06:59,198 INFO L85 PathProgramCache]: Analyzing trace with hash 541296903, now seen corresponding path program 1 times [2022-02-20 18:06:59,198 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:06:59,198 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654778644] [2022-02-20 18:06:59,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:06:59,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:06:59,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:59,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-02-20 18:06:59,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:59,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:06:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:59,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-02-20 18:06:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:59,286 INFO L290 TraceCheckUtils]: 0: Hoare triple {2861#true} assume true; {2861#true} is VALID [2022-02-20 18:06:59,286 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {2861#true} {2863#(= ~pumpRunning~0 0)} #290#return; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,286 INFO L290 TraceCheckUtils]: 0: Hoare triple {2887#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {2861#true} is VALID [2022-02-20 18:06:59,286 INFO L290 TraceCheckUtils]: 1: Hoare triple {2861#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,287 INFO L290 TraceCheckUtils]: 2: Hoare triple {2863#(= ~pumpRunning~0 0)} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~4#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,287 INFO L290 TraceCheckUtils]: 3: Hoare triple {2863#(= ~pumpRunning~0 0)} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,287 INFO L290 TraceCheckUtils]: 4: Hoare triple {2863#(= ~pumpRunning~0 0)} assume 0 != isHighWaterLevel_~tmp~6#1;isHighWaterLevel_~tmp___0~1#1 := 0; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,288 INFO L290 TraceCheckUtils]: 5: Hoare triple {2863#(= ~pumpRunning~0 0)} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,288 INFO L290 TraceCheckUtils]: 6: Hoare triple {2863#(= ~pumpRunning~0 0)} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,288 INFO L290 TraceCheckUtils]: 7: Hoare triple {2863#(= ~pumpRunning~0 0)} assume !(0 != ~tmp~2#1); {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,288 INFO L272 TraceCheckUtils]: 8: Hoare triple {2863#(= ~pumpRunning~0 0)} call processEnvironment__wrappee__base(); {2861#true} is VALID [2022-02-20 18:06:59,289 INFO L290 TraceCheckUtils]: 9: Hoare triple {2861#true} assume true; {2861#true} is VALID [2022-02-20 18:06:59,289 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2861#true} {2863#(= ~pumpRunning~0 0)} #290#return; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,289 INFO L290 TraceCheckUtils]: 11: Hoare triple {2863#(= ~pumpRunning~0 0)} assume true; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,290 INFO L284 TraceCheckUtils]: 12: Hoare quadruple {2863#(= ~pumpRunning~0 0)} {2861#true} #264#return; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,290 INFO L290 TraceCheckUtils]: 0: Hoare triple {2887#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {2861#true} is VALID [2022-02-20 18:06:59,290 INFO L290 TraceCheckUtils]: 1: Hoare triple {2861#true} assume !(0 != ~pumpRunning~0); {2861#true} is VALID [2022-02-20 18:06:59,290 INFO L272 TraceCheckUtils]: 2: Hoare triple {2861#true} call processEnvironment__wrappee__highWaterSensor(); {2887#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:06:59,290 INFO L290 TraceCheckUtils]: 3: Hoare triple {2887#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {2861#true} is VALID [2022-02-20 18:06:59,296 INFO L290 TraceCheckUtils]: 4: Hoare triple {2861#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,297 INFO L290 TraceCheckUtils]: 5: Hoare triple {2863#(= ~pumpRunning~0 0)} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~4#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,297 INFO L290 TraceCheckUtils]: 6: Hoare triple {2863#(= ~pumpRunning~0 0)} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,298 INFO L290 TraceCheckUtils]: 7: Hoare triple {2863#(= ~pumpRunning~0 0)} assume 0 != isHighWaterLevel_~tmp~6#1;isHighWaterLevel_~tmp___0~1#1 := 0; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,298 INFO L290 TraceCheckUtils]: 8: Hoare triple {2863#(= ~pumpRunning~0 0)} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,298 INFO L290 TraceCheckUtils]: 9: Hoare triple {2863#(= ~pumpRunning~0 0)} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,298 INFO L290 TraceCheckUtils]: 10: Hoare triple {2863#(= ~pumpRunning~0 0)} assume !(0 != ~tmp~2#1); {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,299 INFO L272 TraceCheckUtils]: 11: Hoare triple {2863#(= ~pumpRunning~0 0)} call processEnvironment__wrappee__base(); {2861#true} is VALID [2022-02-20 18:06:59,299 INFO L290 TraceCheckUtils]: 12: Hoare triple {2861#true} assume true; {2861#true} is VALID [2022-02-20 18:06:59,300 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {2861#true} {2863#(= ~pumpRunning~0 0)} #290#return; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,300 INFO L290 TraceCheckUtils]: 14: Hoare triple {2863#(= ~pumpRunning~0 0)} assume true; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,302 INFO L284 TraceCheckUtils]: 15: Hoare quadruple {2863#(= ~pumpRunning~0 0)} {2861#true} #264#return; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,302 INFO L290 TraceCheckUtils]: 16: Hoare triple {2863#(= ~pumpRunning~0 0)} assume true; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,302 INFO L284 TraceCheckUtils]: 17: Hoare quadruple {2863#(= ~pumpRunning~0 0)} {2863#(= ~pumpRunning~0 0)} #272#return; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-02-20 18:06:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:06:59,308 INFO L290 TraceCheckUtils]: 0: Hoare triple {2861#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {2861#true} is VALID [2022-02-20 18:06:59,309 INFO L290 TraceCheckUtils]: 1: Hoare triple {2861#true} assume true; {2861#true} is VALID [2022-02-20 18:06:59,310 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {2861#true} {2863#(= ~pumpRunning~0 0)} #274#return; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,310 INFO L290 TraceCheckUtils]: 0: Hoare triple {2861#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {2861#true} is VALID [2022-02-20 18:06:59,310 INFO L290 TraceCheckUtils]: 1: Hoare triple {2861#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; {2861#true} is VALID [2022-02-20 18:06:59,310 INFO L290 TraceCheckUtils]: 2: Hoare triple {2861#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {2861#true} is VALID [2022-02-20 18:06:59,310 INFO L290 TraceCheckUtils]: 3: Hoare triple {2861#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; {2861#true} is VALID [2022-02-20 18:06:59,311 INFO L290 TraceCheckUtils]: 4: Hoare triple {2861#true} main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret12#1 && main_#t~ret12#1 <= 2147483647;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; {2861#true} is VALID [2022-02-20 18:06:59,311 INFO L290 TraceCheckUtils]: 5: Hoare triple {2861#true} assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; {2861#true} is VALID [2022-02-20 18:06:59,311 INFO L290 TraceCheckUtils]: 6: Hoare triple {2861#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {2861#true} is VALID [2022-02-20 18:06:59,311 INFO L290 TraceCheckUtils]: 7: Hoare triple {2861#true} assume !false; {2861#true} is VALID [2022-02-20 18:06:59,311 INFO L290 TraceCheckUtils]: 8: Hoare triple {2861#true} assume test_~splverifierCounter~0#1 < 4; {2861#true} is VALID [2022-02-20 18:06:59,311 INFO L290 TraceCheckUtils]: 9: Hoare triple {2861#true} assume -2147483648 <= test_#t~nondet28#1 && test_#t~nondet28#1 <= 2147483647;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; {2861#true} is VALID [2022-02-20 18:06:59,311 INFO L290 TraceCheckUtils]: 10: Hoare triple {2861#true} assume !(0 != test_~tmp~8#1); {2861#true} is VALID [2022-02-20 18:06:59,311 INFO L290 TraceCheckUtils]: 11: Hoare triple {2861#true} assume -2147483648 <= test_#t~nondet29#1 && test_#t~nondet29#1 <= 2147483647;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; {2861#true} is VALID [2022-02-20 18:06:59,314 INFO L290 TraceCheckUtils]: 12: Hoare triple {2861#true} assume !(0 != test_~tmp___0~3#1); {2861#true} is VALID [2022-02-20 18:06:59,314 INFO L290 TraceCheckUtils]: 13: Hoare triple {2861#true} assume -2147483648 <= test_#t~nondet30#1 && test_#t~nondet30#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; {2861#true} is VALID [2022-02-20 18:06:59,314 INFO L290 TraceCheckUtils]: 14: Hoare triple {2861#true} assume 0 != test_~tmp___2~0#1; {2861#true} is VALID [2022-02-20 18:06:59,314 INFO L272 TraceCheckUtils]: 15: Hoare triple {2861#true} call timeShift(); {2861#true} is VALID [2022-02-20 18:06:59,315 INFO L290 TraceCheckUtils]: 16: Hoare triple {2861#true} assume !(0 != ~pumpRunning~0); {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,315 INFO L290 TraceCheckUtils]: 17: Hoare triple {2863#(= ~pumpRunning~0 0)} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,315 INFO L290 TraceCheckUtils]: 18: Hoare triple {2863#(= ~pumpRunning~0 0)} assume !(0 != ~pumpRunning~0); {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,316 INFO L272 TraceCheckUtils]: 19: Hoare triple {2863#(= ~pumpRunning~0 0)} call processEnvironment__wrappee__methaneQuery(); {2887#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:06:59,316 INFO L290 TraceCheckUtils]: 20: Hoare triple {2887#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {2861#true} is VALID [2022-02-20 18:06:59,316 INFO L290 TraceCheckUtils]: 21: Hoare triple {2861#true} assume !(0 != ~pumpRunning~0); {2861#true} is VALID [2022-02-20 18:06:59,316 INFO L272 TraceCheckUtils]: 22: Hoare triple {2861#true} call processEnvironment__wrappee__highWaterSensor(); {2887#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:06:59,316 INFO L290 TraceCheckUtils]: 23: Hoare triple {2887#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {2861#true} is VALID [2022-02-20 18:06:59,316 INFO L290 TraceCheckUtils]: 24: Hoare triple {2861#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,317 INFO L290 TraceCheckUtils]: 25: Hoare triple {2863#(= ~pumpRunning~0 0)} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~4#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,318 INFO L290 TraceCheckUtils]: 26: Hoare triple {2863#(= ~pumpRunning~0 0)} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,318 INFO L290 TraceCheckUtils]: 27: Hoare triple {2863#(= ~pumpRunning~0 0)} assume 0 != isHighWaterLevel_~tmp~6#1;isHighWaterLevel_~tmp___0~1#1 := 0; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,318 INFO L290 TraceCheckUtils]: 28: Hoare triple {2863#(= ~pumpRunning~0 0)} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,319 INFO L290 TraceCheckUtils]: 29: Hoare triple {2863#(= ~pumpRunning~0 0)} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,319 INFO L290 TraceCheckUtils]: 30: Hoare triple {2863#(= ~pumpRunning~0 0)} assume !(0 != ~tmp~2#1); {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,319 INFO L272 TraceCheckUtils]: 31: Hoare triple {2863#(= ~pumpRunning~0 0)} call processEnvironment__wrappee__base(); {2861#true} is VALID [2022-02-20 18:06:59,319 INFO L290 TraceCheckUtils]: 32: Hoare triple {2861#true} assume true; {2861#true} is VALID [2022-02-20 18:06:59,319 INFO L284 TraceCheckUtils]: 33: Hoare quadruple {2861#true} {2863#(= ~pumpRunning~0 0)} #290#return; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,320 INFO L290 TraceCheckUtils]: 34: Hoare triple {2863#(= ~pumpRunning~0 0)} assume true; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,320 INFO L284 TraceCheckUtils]: 35: Hoare quadruple {2863#(= ~pumpRunning~0 0)} {2861#true} #264#return; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,320 INFO L290 TraceCheckUtils]: 36: Hoare triple {2863#(= ~pumpRunning~0 0)} assume true; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,321 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {2863#(= ~pumpRunning~0 0)} {2863#(= ~pumpRunning~0 0)} #272#return; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,321 INFO L290 TraceCheckUtils]: 38: Hoare triple {2863#(= ~pumpRunning~0 0)} assume { :end_inline_processEnvironment } true; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,321 INFO L290 TraceCheckUtils]: 39: Hoare triple {2863#(= ~pumpRunning~0 0)} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,321 INFO L272 TraceCheckUtils]: 40: Hoare triple {2863#(= ~pumpRunning~0 0)} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {2861#true} is VALID [2022-02-20 18:06:59,321 INFO L290 TraceCheckUtils]: 41: Hoare triple {2861#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {2861#true} is VALID [2022-02-20 18:06:59,321 INFO L290 TraceCheckUtils]: 42: Hoare triple {2861#true} assume true; {2861#true} is VALID [2022-02-20 18:06:59,322 INFO L284 TraceCheckUtils]: 43: Hoare quadruple {2861#true} {2863#(= ~pumpRunning~0 0)} #274#return; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,322 INFO L290 TraceCheckUtils]: 44: Hoare triple {2863#(= ~pumpRunning~0 0)} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {2863#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:06:59,322 INFO L290 TraceCheckUtils]: 45: Hoare triple {2863#(= ~pumpRunning~0 0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~8#1;havoc isPumpRunning_~retValue_acc~8#1;isPumpRunning_~retValue_acc~8#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; {2885#(= |timeShift_isPumpRunning_#res#1| 0)} is VALID [2022-02-20 18:06:59,323 INFO L290 TraceCheckUtils]: 46: Hoare triple {2885#(= |timeShift_isPumpRunning_#res#1| 0)} __utac_acc__Specification1_spec__1_#t~ret11#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11#1 && __utac_acc__Specification1_spec__1_#t~ret11#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0#1 := __utac_acc__Specification1_spec__1_#t~ret11#1;havoc __utac_acc__Specification1_spec__1_#t~ret11#1; {2886#(= |timeShift___utac_acc__Specification1_spec__1_~tmp___0~0#1| 0)} is VALID [2022-02-20 18:06:59,323 INFO L290 TraceCheckUtils]: 47: Hoare triple {2886#(= |timeShift___utac_acc__Specification1_spec__1_~tmp___0~0#1| 0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline___automaton_fail } true; {2862#false} is VALID [2022-02-20 18:06:59,323 INFO L290 TraceCheckUtils]: 48: Hoare triple {2862#false} assume !false; {2862#false} is VALID [2022-02-20 18:06:59,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 18:06:59,323 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:06:59,324 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654778644] [2022-02-20 18:06:59,324 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654778644] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:06:59,324 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:06:59,324 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 18:06:59,324 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824743733] [2022-02-20 18:06:59,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:06:59,324 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 49 [2022-02-20 18:06:59,325 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:06:59,325 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-02-20 18:06:59,351 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:06:59,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 18:06:59,352 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:06:59,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 18:06:59,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 18:06:59,352 INFO L87 Difference]: Start difference. First operand 169 states and 203 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-02-20 18:06:59,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:06:59,884 INFO L93 Difference]: Finished difference Result 185 states and 219 transitions. [2022-02-20 18:06:59,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-20 18:06:59,885 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 49 [2022-02-20 18:06:59,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:06:59,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-02-20 18:06:59,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 217 transitions. [2022-02-20 18:06:59,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-02-20 18:06:59,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 217 transitions. [2022-02-20 18:06:59,891 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 217 transitions. [2022-02-20 18:07:00,047 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 217 edges. 217 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:00,050 INFO L225 Difference]: With dead ends: 185 [2022-02-20 18:07:00,050 INFO L226 Difference]: Without dead ends: 183 [2022-02-20 18:07:00,051 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2022-02-20 18:07:00,051 INFO L933 BasicCegarLoop]: 122 mSDtfsCounter, 149 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 18:07:00,051 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [155 Valid, 434 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 18:07:00,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2022-02-20 18:07:00,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 169. [2022-02-20 18:07:00,059 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:07:00,060 INFO L82 GeneralOperation]: Start isEquivalent. First operand 183 states. Second operand has 169 states, 123 states have (on average 1.2195121951219512) internal successors, (150), 132 states have internal predecessors, (150), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:07:00,060 INFO L74 IsIncluded]: Start isIncluded. First operand 183 states. Second operand has 169 states, 123 states have (on average 1.2195121951219512) internal successors, (150), 132 states have internal predecessors, (150), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:07:00,060 INFO L87 Difference]: Start difference. First operand 183 states. Second operand has 169 states, 123 states have (on average 1.2195121951219512) internal successors, (150), 132 states have internal predecessors, (150), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:07:00,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:00,064 INFO L93 Difference]: Finished difference Result 183 states and 216 transitions. [2022-02-20 18:07:00,064 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 216 transitions. [2022-02-20 18:07:00,065 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:00,065 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:00,065 INFO L74 IsIncluded]: Start isIncluded. First operand has 169 states, 123 states have (on average 1.2195121951219512) internal successors, (150), 132 states have internal predecessors, (150), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) Second operand 183 states. [2022-02-20 18:07:00,066 INFO L87 Difference]: Start difference. First operand has 169 states, 123 states have (on average 1.2195121951219512) internal successors, (150), 132 states have internal predecessors, (150), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) Second operand 183 states. [2022-02-20 18:07:00,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:00,069 INFO L93 Difference]: Finished difference Result 183 states and 216 transitions. [2022-02-20 18:07:00,069 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 216 transitions. [2022-02-20 18:07:00,070 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:00,070 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:00,070 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:07:00,070 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:07:00,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 123 states have (on average 1.2195121951219512) internal successors, (150), 132 states have internal predecessors, (150), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:07:00,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 201 transitions. [2022-02-20 18:07:00,074 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 201 transitions. Word has length 49 [2022-02-20 18:07:00,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:07:00,074 INFO L470 AbstractCegarLoop]: Abstraction has 169 states and 201 transitions. [2022-02-20 18:07:00,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-02-20 18:07:00,074 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 201 transitions. [2022-02-20 18:07:00,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-02-20 18:07:00,074 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:07:00,075 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:07:00,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 18:07:00,075 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:07:00,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:07:00,075 INFO L85 PathProgramCache]: Analyzing trace with hash -543497229, now seen corresponding path program 1 times [2022-02-20 18:07:00,075 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:07:00,075 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844452154] [2022-02-20 18:07:00,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:07:00,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:07:00,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:00,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-02-20 18:07:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:00,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:07:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:00,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-02-20 18:07:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:00,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-02-20 18:07:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:00,145 INFO L290 TraceCheckUtils]: 0: Hoare triple {3774#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {3774#true} is VALID [2022-02-20 18:07:00,145 INFO L290 TraceCheckUtils]: 1: Hoare triple {3774#true} assume true; {3774#true} is VALID [2022-02-20 18:07:00,145 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {3774#true} {3774#true} #294#return; {3774#true} is VALID [2022-02-20 18:07:00,145 INFO L290 TraceCheckUtils]: 0: Hoare triple {3774#true} havoc ~retValue_acc~7; {3774#true} is VALID [2022-02-20 18:07:00,145 INFO L272 TraceCheckUtils]: 1: Hoare triple {3774#true} call #t~ret17 := isMethaneLevelCritical(); {3774#true} is VALID [2022-02-20 18:07:00,145 INFO L290 TraceCheckUtils]: 2: Hoare triple {3774#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {3774#true} is VALID [2022-02-20 18:07:00,145 INFO L290 TraceCheckUtils]: 3: Hoare triple {3774#true} assume true; {3774#true} is VALID [2022-02-20 18:07:00,146 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {3774#true} {3774#true} #294#return; {3774#true} is VALID [2022-02-20 18:07:00,146 INFO L290 TraceCheckUtils]: 5: Hoare triple {3774#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {3774#true} is VALID [2022-02-20 18:07:00,146 INFO L290 TraceCheckUtils]: 6: Hoare triple {3774#true} assume true; {3774#true} is VALID [2022-02-20 18:07:00,146 INFO L284 TraceCheckUtils]: 7: Hoare quadruple {3774#true} {3775#false} #288#return; {3775#false} is VALID [2022-02-20 18:07:00,146 INFO L290 TraceCheckUtils]: 0: Hoare triple {3807#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {3774#true} is VALID [2022-02-20 18:07:00,146 INFO L290 TraceCheckUtils]: 1: Hoare triple {3774#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {3774#true} is VALID [2022-02-20 18:07:00,146 INFO L290 TraceCheckUtils]: 2: Hoare triple {3774#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~4#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {3774#true} is VALID [2022-02-20 18:07:00,146 INFO L290 TraceCheckUtils]: 3: Hoare triple {3774#true} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {3774#true} is VALID [2022-02-20 18:07:00,147 INFO L290 TraceCheckUtils]: 4: Hoare triple {3774#true} assume 0 != isHighWaterLevel_~tmp~6#1;isHighWaterLevel_~tmp___0~1#1 := 0; {3831#(= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~1#1| 0)} is VALID [2022-02-20 18:07:00,147 INFO L290 TraceCheckUtils]: 5: Hoare triple {3831#(= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~1#1| 0)} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {3832#(= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1| 0)} is VALID [2022-02-20 18:07:00,147 INFO L290 TraceCheckUtils]: 6: Hoare triple {3832#(= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1| 0)} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {3833#(= |processEnvironment__wrappee__highWaterSensor_~tmp~2#1| 0)} is VALID [2022-02-20 18:07:00,148 INFO L290 TraceCheckUtils]: 7: Hoare triple {3833#(= |processEnvironment__wrappee__highWaterSensor_~tmp~2#1| 0)} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {3775#false} is VALID [2022-02-20 18:07:00,148 INFO L272 TraceCheckUtils]: 8: Hoare triple {3775#false} call activatePump_#t~ret16#1 := isMethaneAlarm(); {3774#true} is VALID [2022-02-20 18:07:00,148 INFO L290 TraceCheckUtils]: 9: Hoare triple {3774#true} havoc ~retValue_acc~7; {3774#true} is VALID [2022-02-20 18:07:00,148 INFO L272 TraceCheckUtils]: 10: Hoare triple {3774#true} call #t~ret17 := isMethaneLevelCritical(); {3774#true} is VALID [2022-02-20 18:07:00,148 INFO L290 TraceCheckUtils]: 11: Hoare triple {3774#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {3774#true} is VALID [2022-02-20 18:07:00,148 INFO L290 TraceCheckUtils]: 12: Hoare triple {3774#true} assume true; {3774#true} is VALID [2022-02-20 18:07:00,148 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {3774#true} {3774#true} #294#return; {3774#true} is VALID [2022-02-20 18:07:00,148 INFO L290 TraceCheckUtils]: 14: Hoare triple {3774#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {3774#true} is VALID [2022-02-20 18:07:00,148 INFO L290 TraceCheckUtils]: 15: Hoare triple {3774#true} assume true; {3774#true} is VALID [2022-02-20 18:07:00,148 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {3774#true} {3775#false} #288#return; {3775#false} is VALID [2022-02-20 18:07:00,148 INFO L290 TraceCheckUtils]: 17: Hoare triple {3775#false} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {3775#false} is VALID [2022-02-20 18:07:00,149 INFO L290 TraceCheckUtils]: 18: Hoare triple {3775#false} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {3775#false} is VALID [2022-02-20 18:07:00,149 INFO L290 TraceCheckUtils]: 19: Hoare triple {3775#false} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {3775#false} is VALID [2022-02-20 18:07:00,149 INFO L290 TraceCheckUtils]: 20: Hoare triple {3775#false} assume { :end_inline_activatePump } true; {3775#false} is VALID [2022-02-20 18:07:00,149 INFO L290 TraceCheckUtils]: 21: Hoare triple {3775#false} assume true; {3775#false} is VALID [2022-02-20 18:07:00,149 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {3775#false} {3774#true} #264#return; {3775#false} is VALID [2022-02-20 18:07:00,149 INFO L290 TraceCheckUtils]: 0: Hoare triple {3807#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {3774#true} is VALID [2022-02-20 18:07:00,149 INFO L290 TraceCheckUtils]: 1: Hoare triple {3774#true} assume !(0 != ~pumpRunning~0); {3774#true} is VALID [2022-02-20 18:07:00,149 INFO L272 TraceCheckUtils]: 2: Hoare triple {3774#true} call processEnvironment__wrappee__highWaterSensor(); {3807#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:00,150 INFO L290 TraceCheckUtils]: 3: Hoare triple {3807#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {3774#true} is VALID [2022-02-20 18:07:00,150 INFO L290 TraceCheckUtils]: 4: Hoare triple {3774#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {3774#true} is VALID [2022-02-20 18:07:00,150 INFO L290 TraceCheckUtils]: 5: Hoare triple {3774#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~4#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {3774#true} is VALID [2022-02-20 18:07:00,150 INFO L290 TraceCheckUtils]: 6: Hoare triple {3774#true} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {3774#true} is VALID [2022-02-20 18:07:00,150 INFO L290 TraceCheckUtils]: 7: Hoare triple {3774#true} assume 0 != isHighWaterLevel_~tmp~6#1;isHighWaterLevel_~tmp___0~1#1 := 0; {3831#(= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~1#1| 0)} is VALID [2022-02-20 18:07:00,150 INFO L290 TraceCheckUtils]: 8: Hoare triple {3831#(= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~1#1| 0)} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {3832#(= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1| 0)} is VALID [2022-02-20 18:07:00,151 INFO L290 TraceCheckUtils]: 9: Hoare triple {3832#(= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1| 0)} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {3833#(= |processEnvironment__wrappee__highWaterSensor_~tmp~2#1| 0)} is VALID [2022-02-20 18:07:00,151 INFO L290 TraceCheckUtils]: 10: Hoare triple {3833#(= |processEnvironment__wrappee__highWaterSensor_~tmp~2#1| 0)} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {3775#false} is VALID [2022-02-20 18:07:00,151 INFO L272 TraceCheckUtils]: 11: Hoare triple {3775#false} call activatePump_#t~ret16#1 := isMethaneAlarm(); {3774#true} is VALID [2022-02-20 18:07:00,151 INFO L290 TraceCheckUtils]: 12: Hoare triple {3774#true} havoc ~retValue_acc~7; {3774#true} is VALID [2022-02-20 18:07:00,151 INFO L272 TraceCheckUtils]: 13: Hoare triple {3774#true} call #t~ret17 := isMethaneLevelCritical(); {3774#true} is VALID [2022-02-20 18:07:00,151 INFO L290 TraceCheckUtils]: 14: Hoare triple {3774#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {3774#true} is VALID [2022-02-20 18:07:00,151 INFO L290 TraceCheckUtils]: 15: Hoare triple {3774#true} assume true; {3774#true} is VALID [2022-02-20 18:07:00,152 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {3774#true} {3774#true} #294#return; {3774#true} is VALID [2022-02-20 18:07:00,152 INFO L290 TraceCheckUtils]: 17: Hoare triple {3774#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {3774#true} is VALID [2022-02-20 18:07:00,152 INFO L290 TraceCheckUtils]: 18: Hoare triple {3774#true} assume true; {3774#true} is VALID [2022-02-20 18:07:00,152 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {3774#true} {3775#false} #288#return; {3775#false} is VALID [2022-02-20 18:07:00,152 INFO L290 TraceCheckUtils]: 20: Hoare triple {3775#false} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {3775#false} is VALID [2022-02-20 18:07:00,152 INFO L290 TraceCheckUtils]: 21: Hoare triple {3775#false} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {3775#false} is VALID [2022-02-20 18:07:00,152 INFO L290 TraceCheckUtils]: 22: Hoare triple {3775#false} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {3775#false} is VALID [2022-02-20 18:07:00,152 INFO L290 TraceCheckUtils]: 23: Hoare triple {3775#false} assume { :end_inline_activatePump } true; {3775#false} is VALID [2022-02-20 18:07:00,152 INFO L290 TraceCheckUtils]: 24: Hoare triple {3775#false} assume true; {3775#false} is VALID [2022-02-20 18:07:00,152 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {3775#false} {3774#true} #264#return; {3775#false} is VALID [2022-02-20 18:07:00,152 INFO L290 TraceCheckUtils]: 26: Hoare triple {3775#false} assume true; {3775#false} is VALID [2022-02-20 18:07:00,152 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {3775#false} {3774#true} #272#return; {3775#false} is VALID [2022-02-20 18:07:00,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-02-20 18:07:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:00,155 INFO L290 TraceCheckUtils]: 0: Hoare triple {3774#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {3774#true} is VALID [2022-02-20 18:07:00,155 INFO L290 TraceCheckUtils]: 1: Hoare triple {3774#true} assume true; {3774#true} is VALID [2022-02-20 18:07:00,155 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {3774#true} {3775#false} #274#return; {3775#false} is VALID [2022-02-20 18:07:00,155 INFO L290 TraceCheckUtils]: 0: Hoare triple {3774#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {3774#true} is VALID [2022-02-20 18:07:00,156 INFO L290 TraceCheckUtils]: 1: Hoare triple {3774#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; {3774#true} is VALID [2022-02-20 18:07:00,156 INFO L290 TraceCheckUtils]: 2: Hoare triple {3774#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {3774#true} is VALID [2022-02-20 18:07:00,156 INFO L290 TraceCheckUtils]: 3: Hoare triple {3774#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; {3774#true} is VALID [2022-02-20 18:07:00,156 INFO L290 TraceCheckUtils]: 4: Hoare triple {3774#true} main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret12#1 && main_#t~ret12#1 <= 2147483647;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; {3774#true} is VALID [2022-02-20 18:07:00,156 INFO L290 TraceCheckUtils]: 5: Hoare triple {3774#true} assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; {3774#true} is VALID [2022-02-20 18:07:00,156 INFO L290 TraceCheckUtils]: 6: Hoare triple {3774#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {3774#true} is VALID [2022-02-20 18:07:00,156 INFO L290 TraceCheckUtils]: 7: Hoare triple {3774#true} assume !false; {3774#true} is VALID [2022-02-20 18:07:00,156 INFO L290 TraceCheckUtils]: 8: Hoare triple {3774#true} assume test_~splverifierCounter~0#1 < 4; {3774#true} is VALID [2022-02-20 18:07:00,156 INFO L290 TraceCheckUtils]: 9: Hoare triple {3774#true} assume -2147483648 <= test_#t~nondet28#1 && test_#t~nondet28#1 <= 2147483647;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; {3774#true} is VALID [2022-02-20 18:07:00,156 INFO L290 TraceCheckUtils]: 10: Hoare triple {3774#true} assume !(0 != test_~tmp~8#1); {3774#true} is VALID [2022-02-20 18:07:00,156 INFO L290 TraceCheckUtils]: 11: Hoare triple {3774#true} assume -2147483648 <= test_#t~nondet29#1 && test_#t~nondet29#1 <= 2147483647;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; {3774#true} is VALID [2022-02-20 18:07:00,156 INFO L290 TraceCheckUtils]: 12: Hoare triple {3774#true} assume !(0 != test_~tmp___0~3#1); {3774#true} is VALID [2022-02-20 18:07:00,156 INFO L290 TraceCheckUtils]: 13: Hoare triple {3774#true} assume -2147483648 <= test_#t~nondet30#1 && test_#t~nondet30#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; {3774#true} is VALID [2022-02-20 18:07:00,157 INFO L290 TraceCheckUtils]: 14: Hoare triple {3774#true} assume 0 != test_~tmp___2~0#1; {3774#true} is VALID [2022-02-20 18:07:00,157 INFO L272 TraceCheckUtils]: 15: Hoare triple {3774#true} call timeShift(); {3774#true} is VALID [2022-02-20 18:07:00,157 INFO L290 TraceCheckUtils]: 16: Hoare triple {3774#true} assume !(0 != ~pumpRunning~0); {3774#true} is VALID [2022-02-20 18:07:00,157 INFO L290 TraceCheckUtils]: 17: Hoare triple {3774#true} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {3774#true} is VALID [2022-02-20 18:07:00,157 INFO L290 TraceCheckUtils]: 18: Hoare triple {3774#true} assume !(0 != ~pumpRunning~0); {3774#true} is VALID [2022-02-20 18:07:00,157 INFO L272 TraceCheckUtils]: 19: Hoare triple {3774#true} call processEnvironment__wrappee__methaneQuery(); {3807#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:00,157 INFO L290 TraceCheckUtils]: 20: Hoare triple {3807#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {3774#true} is VALID [2022-02-20 18:07:00,157 INFO L290 TraceCheckUtils]: 21: Hoare triple {3774#true} assume !(0 != ~pumpRunning~0); {3774#true} is VALID [2022-02-20 18:07:00,158 INFO L272 TraceCheckUtils]: 22: Hoare triple {3774#true} call processEnvironment__wrappee__highWaterSensor(); {3807#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:00,158 INFO L290 TraceCheckUtils]: 23: Hoare triple {3807#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {3774#true} is VALID [2022-02-20 18:07:00,158 INFO L290 TraceCheckUtils]: 24: Hoare triple {3774#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {3774#true} is VALID [2022-02-20 18:07:00,158 INFO L290 TraceCheckUtils]: 25: Hoare triple {3774#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~4#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {3774#true} is VALID [2022-02-20 18:07:00,158 INFO L290 TraceCheckUtils]: 26: Hoare triple {3774#true} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {3774#true} is VALID [2022-02-20 18:07:00,158 INFO L290 TraceCheckUtils]: 27: Hoare triple {3774#true} assume 0 != isHighWaterLevel_~tmp~6#1;isHighWaterLevel_~tmp___0~1#1 := 0; {3831#(= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~1#1| 0)} is VALID [2022-02-20 18:07:00,159 INFO L290 TraceCheckUtils]: 28: Hoare triple {3831#(= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~1#1| 0)} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {3832#(= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1| 0)} is VALID [2022-02-20 18:07:00,159 INFO L290 TraceCheckUtils]: 29: Hoare triple {3832#(= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1| 0)} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {3833#(= |processEnvironment__wrappee__highWaterSensor_~tmp~2#1| 0)} is VALID [2022-02-20 18:07:00,159 INFO L290 TraceCheckUtils]: 30: Hoare triple {3833#(= |processEnvironment__wrappee__highWaterSensor_~tmp~2#1| 0)} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {3775#false} is VALID [2022-02-20 18:07:00,159 INFO L272 TraceCheckUtils]: 31: Hoare triple {3775#false} call activatePump_#t~ret16#1 := isMethaneAlarm(); {3774#true} is VALID [2022-02-20 18:07:00,159 INFO L290 TraceCheckUtils]: 32: Hoare triple {3774#true} havoc ~retValue_acc~7; {3774#true} is VALID [2022-02-20 18:07:00,159 INFO L272 TraceCheckUtils]: 33: Hoare triple {3774#true} call #t~ret17 := isMethaneLevelCritical(); {3774#true} is VALID [2022-02-20 18:07:00,160 INFO L290 TraceCheckUtils]: 34: Hoare triple {3774#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {3774#true} is VALID [2022-02-20 18:07:00,160 INFO L290 TraceCheckUtils]: 35: Hoare triple {3774#true} assume true; {3774#true} is VALID [2022-02-20 18:07:00,160 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {3774#true} {3774#true} #294#return; {3774#true} is VALID [2022-02-20 18:07:00,160 INFO L290 TraceCheckUtils]: 37: Hoare triple {3774#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {3774#true} is VALID [2022-02-20 18:07:00,160 INFO L290 TraceCheckUtils]: 38: Hoare triple {3774#true} assume true; {3774#true} is VALID [2022-02-20 18:07:00,160 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {3774#true} {3775#false} #288#return; {3775#false} is VALID [2022-02-20 18:07:00,160 INFO L290 TraceCheckUtils]: 40: Hoare triple {3775#false} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {3775#false} is VALID [2022-02-20 18:07:00,160 INFO L290 TraceCheckUtils]: 41: Hoare triple {3775#false} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {3775#false} is VALID [2022-02-20 18:07:00,160 INFO L290 TraceCheckUtils]: 42: Hoare triple {3775#false} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {3775#false} is VALID [2022-02-20 18:07:00,160 INFO L290 TraceCheckUtils]: 43: Hoare triple {3775#false} assume { :end_inline_activatePump } true; {3775#false} is VALID [2022-02-20 18:07:00,160 INFO L290 TraceCheckUtils]: 44: Hoare triple {3775#false} assume true; {3775#false} is VALID [2022-02-20 18:07:00,160 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {3775#false} {3774#true} #264#return; {3775#false} is VALID [2022-02-20 18:07:00,160 INFO L290 TraceCheckUtils]: 46: Hoare triple {3775#false} assume true; {3775#false} is VALID [2022-02-20 18:07:00,161 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {3775#false} {3774#true} #272#return; {3775#false} is VALID [2022-02-20 18:07:00,161 INFO L290 TraceCheckUtils]: 48: Hoare triple {3775#false} assume { :end_inline_processEnvironment } true; {3775#false} is VALID [2022-02-20 18:07:00,161 INFO L290 TraceCheckUtils]: 49: Hoare triple {3775#false} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {3775#false} is VALID [2022-02-20 18:07:00,161 INFO L272 TraceCheckUtils]: 50: Hoare triple {3775#false} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {3774#true} is VALID [2022-02-20 18:07:00,161 INFO L290 TraceCheckUtils]: 51: Hoare triple {3774#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {3774#true} is VALID [2022-02-20 18:07:00,161 INFO L290 TraceCheckUtils]: 52: Hoare triple {3774#true} assume true; {3774#true} is VALID [2022-02-20 18:07:00,161 INFO L284 TraceCheckUtils]: 53: Hoare quadruple {3774#true} {3775#false} #274#return; {3775#false} is VALID [2022-02-20 18:07:00,161 INFO L290 TraceCheckUtils]: 54: Hoare triple {3775#false} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {3775#false} is VALID [2022-02-20 18:07:00,161 INFO L290 TraceCheckUtils]: 55: Hoare triple {3775#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~8#1;havoc isPumpRunning_~retValue_acc~8#1;isPumpRunning_~retValue_acc~8#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; {3775#false} is VALID [2022-02-20 18:07:00,161 INFO L290 TraceCheckUtils]: 56: Hoare triple {3775#false} __utac_acc__Specification1_spec__1_#t~ret11#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11#1 && __utac_acc__Specification1_spec__1_#t~ret11#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0#1 := __utac_acc__Specification1_spec__1_#t~ret11#1;havoc __utac_acc__Specification1_spec__1_#t~ret11#1; {3775#false} is VALID [2022-02-20 18:07:00,161 INFO L290 TraceCheckUtils]: 57: Hoare triple {3775#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline___automaton_fail } true; {3775#false} is VALID [2022-02-20 18:07:00,161 INFO L290 TraceCheckUtils]: 58: Hoare triple {3775#false} assume !false; {3775#false} is VALID [2022-02-20 18:07:00,162 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-20 18:07:00,162 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:07:00,162 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844452154] [2022-02-20 18:07:00,162 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844452154] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:07:00,162 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:07:00,162 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 18:07:00,162 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589719693] [2022-02-20 18:07:00,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:07:00,162 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 59 [2022-02-20 18:07:00,163 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:07:00,163 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 18:07:00,191 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:00,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 18:07:00,191 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:07:00,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 18:07:00,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 18:07:00,192 INFO L87 Difference]: Start difference. First operand 169 states and 201 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 18:07:00,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:00,600 INFO L93 Difference]: Finished difference Result 341 states and 414 transitions. [2022-02-20 18:07:00,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 18:07:00,600 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 59 [2022-02-20 18:07:00,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:07:00,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 18:07:00,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 256 transitions. [2022-02-20 18:07:00,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 18:07:00,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 256 transitions. [2022-02-20 18:07:00,606 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 256 transitions. [2022-02-20 18:07:00,765 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 256 edges. 256 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:00,768 INFO L225 Difference]: With dead ends: 341 [2022-02-20 18:07:00,768 INFO L226 Difference]: Without dead ends: 179 [2022-02-20 18:07:00,768 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-02-20 18:07:00,769 INFO L933 BasicCegarLoop]: 105 mSDtfsCounter, 74 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 18:07:00,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [79 Valid, 403 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 18:07:00,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2022-02-20 18:07:00,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 172. [2022-02-20 18:07:00,777 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:07:00,777 INFO L82 GeneralOperation]: Start isEquivalent. First operand 179 states. Second operand has 172 states, 126 states have (on average 1.2142857142857142) internal successors, (153), 135 states have internal predecessors, (153), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:07:00,778 INFO L74 IsIncluded]: Start isIncluded. First operand 179 states. Second operand has 172 states, 126 states have (on average 1.2142857142857142) internal successors, (153), 135 states have internal predecessors, (153), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:07:00,778 INFO L87 Difference]: Start difference. First operand 179 states. Second operand has 172 states, 126 states have (on average 1.2142857142857142) internal successors, (153), 135 states have internal predecessors, (153), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:07:00,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:00,782 INFO L93 Difference]: Finished difference Result 179 states and 211 transitions. [2022-02-20 18:07:00,782 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 211 transitions. [2022-02-20 18:07:00,782 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:00,782 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:00,783 INFO L74 IsIncluded]: Start isIncluded. First operand has 172 states, 126 states have (on average 1.2142857142857142) internal successors, (153), 135 states have internal predecessors, (153), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) Second operand 179 states. [2022-02-20 18:07:00,783 INFO L87 Difference]: Start difference. First operand has 172 states, 126 states have (on average 1.2142857142857142) internal successors, (153), 135 states have internal predecessors, (153), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) Second operand 179 states. [2022-02-20 18:07:00,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:00,787 INFO L93 Difference]: Finished difference Result 179 states and 211 transitions. [2022-02-20 18:07:00,787 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 211 transitions. [2022-02-20 18:07:00,787 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:00,787 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:00,787 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:07:00,787 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:07:00,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 126 states have (on average 1.2142857142857142) internal successors, (153), 135 states have internal predecessors, (153), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:07:00,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 204 transitions. [2022-02-20 18:07:00,792 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 204 transitions. Word has length 59 [2022-02-20 18:07:00,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:07:00,792 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 204 transitions. [2022-02-20 18:07:00,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 18:07:00,792 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 204 transitions. [2022-02-20 18:07:00,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-02-20 18:07:00,793 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:07:00,793 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:07:00,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-20 18:07:00,793 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:07:00,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:07:00,793 INFO L85 PathProgramCache]: Analyzing trace with hash -268737615, now seen corresponding path program 1 times [2022-02-20 18:07:00,793 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:07:00,793 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041886455] [2022-02-20 18:07:00,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:07:00,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:07:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:00,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-02-20 18:07:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:00,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:07:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:00,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-02-20 18:07:00,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:00,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-02-20 18:07:00,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:00,873 INFO L290 TraceCheckUtils]: 0: Hoare triple {4923#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {4923#true} is VALID [2022-02-20 18:07:00,873 INFO L290 TraceCheckUtils]: 1: Hoare triple {4923#true} assume true; {4923#true} is VALID [2022-02-20 18:07:00,873 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {4923#true} {4923#true} #294#return; {4923#true} is VALID [2022-02-20 18:07:00,873 INFO L290 TraceCheckUtils]: 0: Hoare triple {4923#true} havoc ~retValue_acc~7; {4923#true} is VALID [2022-02-20 18:07:00,873 INFO L272 TraceCheckUtils]: 1: Hoare triple {4923#true} call #t~ret17 := isMethaneLevelCritical(); {4923#true} is VALID [2022-02-20 18:07:00,874 INFO L290 TraceCheckUtils]: 2: Hoare triple {4923#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {4923#true} is VALID [2022-02-20 18:07:00,874 INFO L290 TraceCheckUtils]: 3: Hoare triple {4923#true} assume true; {4923#true} is VALID [2022-02-20 18:07:00,874 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {4923#true} {4923#true} #294#return; {4923#true} is VALID [2022-02-20 18:07:00,874 INFO L290 TraceCheckUtils]: 5: Hoare triple {4923#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {4923#true} is VALID [2022-02-20 18:07:00,874 INFO L290 TraceCheckUtils]: 6: Hoare triple {4923#true} assume true; {4923#true} is VALID [2022-02-20 18:07:00,874 INFO L284 TraceCheckUtils]: 7: Hoare quadruple {4923#true} {4924#false} #288#return; {4924#false} is VALID [2022-02-20 18:07:00,874 INFO L290 TraceCheckUtils]: 0: Hoare triple {4957#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {4923#true} is VALID [2022-02-20 18:07:00,874 INFO L290 TraceCheckUtils]: 1: Hoare triple {4923#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {4923#true} is VALID [2022-02-20 18:07:00,875 INFO L290 TraceCheckUtils]: 2: Hoare triple {4923#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~4#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {4981#(not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0))} is VALID [2022-02-20 18:07:00,876 INFO L290 TraceCheckUtils]: 3: Hoare triple {4981#(not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0))} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {4982#(not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~6#1| 0))} is VALID [2022-02-20 18:07:00,879 INFO L290 TraceCheckUtils]: 4: Hoare triple {4982#(not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~6#1| 0))} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {4924#false} is VALID [2022-02-20 18:07:00,880 INFO L290 TraceCheckUtils]: 5: Hoare triple {4924#false} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {4924#false} is VALID [2022-02-20 18:07:00,880 INFO L290 TraceCheckUtils]: 6: Hoare triple {4924#false} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {4924#false} is VALID [2022-02-20 18:07:00,880 INFO L290 TraceCheckUtils]: 7: Hoare triple {4924#false} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {4924#false} is VALID [2022-02-20 18:07:00,880 INFO L272 TraceCheckUtils]: 8: Hoare triple {4924#false} call activatePump_#t~ret16#1 := isMethaneAlarm(); {4923#true} is VALID [2022-02-20 18:07:00,880 INFO L290 TraceCheckUtils]: 9: Hoare triple {4923#true} havoc ~retValue_acc~7; {4923#true} is VALID [2022-02-20 18:07:00,880 INFO L272 TraceCheckUtils]: 10: Hoare triple {4923#true} call #t~ret17 := isMethaneLevelCritical(); {4923#true} is VALID [2022-02-20 18:07:00,880 INFO L290 TraceCheckUtils]: 11: Hoare triple {4923#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {4923#true} is VALID [2022-02-20 18:07:00,880 INFO L290 TraceCheckUtils]: 12: Hoare triple {4923#true} assume true; {4923#true} is VALID [2022-02-20 18:07:00,880 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {4923#true} {4923#true} #294#return; {4923#true} is VALID [2022-02-20 18:07:00,880 INFO L290 TraceCheckUtils]: 14: Hoare triple {4923#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {4923#true} is VALID [2022-02-20 18:07:00,880 INFO L290 TraceCheckUtils]: 15: Hoare triple {4923#true} assume true; {4923#true} is VALID [2022-02-20 18:07:00,881 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {4923#true} {4924#false} #288#return; {4924#false} is VALID [2022-02-20 18:07:00,881 INFO L290 TraceCheckUtils]: 17: Hoare triple {4924#false} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {4924#false} is VALID [2022-02-20 18:07:00,881 INFO L290 TraceCheckUtils]: 18: Hoare triple {4924#false} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {4924#false} is VALID [2022-02-20 18:07:00,881 INFO L290 TraceCheckUtils]: 19: Hoare triple {4924#false} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {4924#false} is VALID [2022-02-20 18:07:00,881 INFO L290 TraceCheckUtils]: 20: Hoare triple {4924#false} assume { :end_inline_activatePump } true; {4924#false} is VALID [2022-02-20 18:07:00,881 INFO L290 TraceCheckUtils]: 21: Hoare triple {4924#false} assume true; {4924#false} is VALID [2022-02-20 18:07:00,881 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {4924#false} {4923#true} #264#return; {4924#false} is VALID [2022-02-20 18:07:00,881 INFO L290 TraceCheckUtils]: 0: Hoare triple {4957#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {4923#true} is VALID [2022-02-20 18:07:00,881 INFO L290 TraceCheckUtils]: 1: Hoare triple {4923#true} assume !(0 != ~pumpRunning~0); {4923#true} is VALID [2022-02-20 18:07:00,882 INFO L272 TraceCheckUtils]: 2: Hoare triple {4923#true} call processEnvironment__wrappee__highWaterSensor(); {4957#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:00,882 INFO L290 TraceCheckUtils]: 3: Hoare triple {4957#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {4923#true} is VALID [2022-02-20 18:07:00,882 INFO L290 TraceCheckUtils]: 4: Hoare triple {4923#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {4923#true} is VALID [2022-02-20 18:07:00,882 INFO L290 TraceCheckUtils]: 5: Hoare triple {4923#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~4#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {4981#(not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0))} is VALID [2022-02-20 18:07:00,883 INFO L290 TraceCheckUtils]: 6: Hoare triple {4981#(not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0))} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {4982#(not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~6#1| 0))} is VALID [2022-02-20 18:07:00,883 INFO L290 TraceCheckUtils]: 7: Hoare triple {4982#(not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~6#1| 0))} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {4924#false} is VALID [2022-02-20 18:07:00,883 INFO L290 TraceCheckUtils]: 8: Hoare triple {4924#false} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {4924#false} is VALID [2022-02-20 18:07:00,883 INFO L290 TraceCheckUtils]: 9: Hoare triple {4924#false} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {4924#false} is VALID [2022-02-20 18:07:00,883 INFO L290 TraceCheckUtils]: 10: Hoare triple {4924#false} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {4924#false} is VALID [2022-02-20 18:07:00,883 INFO L272 TraceCheckUtils]: 11: Hoare triple {4924#false} call activatePump_#t~ret16#1 := isMethaneAlarm(); {4923#true} is VALID [2022-02-20 18:07:00,883 INFO L290 TraceCheckUtils]: 12: Hoare triple {4923#true} havoc ~retValue_acc~7; {4923#true} is VALID [2022-02-20 18:07:00,883 INFO L272 TraceCheckUtils]: 13: Hoare triple {4923#true} call #t~ret17 := isMethaneLevelCritical(); {4923#true} is VALID [2022-02-20 18:07:00,883 INFO L290 TraceCheckUtils]: 14: Hoare triple {4923#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {4923#true} is VALID [2022-02-20 18:07:00,884 INFO L290 TraceCheckUtils]: 15: Hoare triple {4923#true} assume true; {4923#true} is VALID [2022-02-20 18:07:00,884 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {4923#true} {4923#true} #294#return; {4923#true} is VALID [2022-02-20 18:07:00,884 INFO L290 TraceCheckUtils]: 17: Hoare triple {4923#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {4923#true} is VALID [2022-02-20 18:07:00,884 INFO L290 TraceCheckUtils]: 18: Hoare triple {4923#true} assume true; {4923#true} is VALID [2022-02-20 18:07:00,884 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {4923#true} {4924#false} #288#return; {4924#false} is VALID [2022-02-20 18:07:00,884 INFO L290 TraceCheckUtils]: 20: Hoare triple {4924#false} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {4924#false} is VALID [2022-02-20 18:07:00,884 INFO L290 TraceCheckUtils]: 21: Hoare triple {4924#false} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {4924#false} is VALID [2022-02-20 18:07:00,884 INFO L290 TraceCheckUtils]: 22: Hoare triple {4924#false} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {4924#false} is VALID [2022-02-20 18:07:00,884 INFO L290 TraceCheckUtils]: 23: Hoare triple {4924#false} assume { :end_inline_activatePump } true; {4924#false} is VALID [2022-02-20 18:07:00,884 INFO L290 TraceCheckUtils]: 24: Hoare triple {4924#false} assume true; {4924#false} is VALID [2022-02-20 18:07:00,884 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {4924#false} {4923#true} #264#return; {4924#false} is VALID [2022-02-20 18:07:00,884 INFO L290 TraceCheckUtils]: 26: Hoare triple {4924#false} assume true; {4924#false} is VALID [2022-02-20 18:07:00,884 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {4924#false} {4923#true} #272#return; {4924#false} is VALID [2022-02-20 18:07:00,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-02-20 18:07:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:00,887 INFO L290 TraceCheckUtils]: 0: Hoare triple {4923#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {4923#true} is VALID [2022-02-20 18:07:00,887 INFO L290 TraceCheckUtils]: 1: Hoare triple {4923#true} assume true; {4923#true} is VALID [2022-02-20 18:07:00,887 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {4923#true} {4924#false} #274#return; {4924#false} is VALID [2022-02-20 18:07:00,889 INFO L290 TraceCheckUtils]: 0: Hoare triple {4923#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,889 INFO L290 TraceCheckUtils]: 1: Hoare triple {4925#(= 1 ~systemActive~0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,889 INFO L290 TraceCheckUtils]: 2: Hoare triple {4925#(= 1 ~systemActive~0)} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,889 INFO L290 TraceCheckUtils]: 3: Hoare triple {4925#(= 1 ~systemActive~0)} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,890 INFO L290 TraceCheckUtils]: 4: Hoare triple {4925#(= 1 ~systemActive~0)} main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret12#1 && main_#t~ret12#1 <= 2147483647;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,890 INFO L290 TraceCheckUtils]: 5: Hoare triple {4925#(= 1 ~systemActive~0)} assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,890 INFO L290 TraceCheckUtils]: 6: Hoare triple {4925#(= 1 ~systemActive~0)} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,891 INFO L290 TraceCheckUtils]: 7: Hoare triple {4925#(= 1 ~systemActive~0)} assume !false; {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,891 INFO L290 TraceCheckUtils]: 8: Hoare triple {4925#(= 1 ~systemActive~0)} assume test_~splverifierCounter~0#1 < 4; {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,891 INFO L290 TraceCheckUtils]: 9: Hoare triple {4925#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet28#1 && test_#t~nondet28#1 <= 2147483647;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,891 INFO L290 TraceCheckUtils]: 10: Hoare triple {4925#(= 1 ~systemActive~0)} assume !(0 != test_~tmp~8#1); {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,892 INFO L290 TraceCheckUtils]: 11: Hoare triple {4925#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet29#1 && test_#t~nondet29#1 <= 2147483647;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,892 INFO L290 TraceCheckUtils]: 12: Hoare triple {4925#(= 1 ~systemActive~0)} assume !(0 != test_~tmp___0~3#1); {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,892 INFO L290 TraceCheckUtils]: 13: Hoare triple {4925#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet30#1 && test_#t~nondet30#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,893 INFO L290 TraceCheckUtils]: 14: Hoare triple {4925#(= 1 ~systemActive~0)} assume 0 != test_~tmp___2~0#1; {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,893 INFO L272 TraceCheckUtils]: 15: Hoare triple {4925#(= 1 ~systemActive~0)} call timeShift(); {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,893 INFO L290 TraceCheckUtils]: 16: Hoare triple {4925#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {4925#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:00,893 INFO L290 TraceCheckUtils]: 17: Hoare triple {4925#(= 1 ~systemActive~0)} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {4923#true} is VALID [2022-02-20 18:07:00,893 INFO L290 TraceCheckUtils]: 18: Hoare triple {4923#true} assume !(0 != ~pumpRunning~0); {4923#true} is VALID [2022-02-20 18:07:00,894 INFO L272 TraceCheckUtils]: 19: Hoare triple {4923#true} call processEnvironment__wrappee__methaneQuery(); {4957#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:00,894 INFO L290 TraceCheckUtils]: 20: Hoare triple {4957#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {4923#true} is VALID [2022-02-20 18:07:00,894 INFO L290 TraceCheckUtils]: 21: Hoare triple {4923#true} assume !(0 != ~pumpRunning~0); {4923#true} is VALID [2022-02-20 18:07:00,894 INFO L272 TraceCheckUtils]: 22: Hoare triple {4923#true} call processEnvironment__wrappee__highWaterSensor(); {4957#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:00,894 INFO L290 TraceCheckUtils]: 23: Hoare triple {4957#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {4923#true} is VALID [2022-02-20 18:07:00,894 INFO L290 TraceCheckUtils]: 24: Hoare triple {4923#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {4923#true} is VALID [2022-02-20 18:07:00,894 INFO L290 TraceCheckUtils]: 25: Hoare triple {4923#true} assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~4#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {4981#(not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0))} is VALID [2022-02-20 18:07:00,895 INFO L290 TraceCheckUtils]: 26: Hoare triple {4981#(not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0))} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {4982#(not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~6#1| 0))} is VALID [2022-02-20 18:07:00,895 INFO L290 TraceCheckUtils]: 27: Hoare triple {4982#(not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~6#1| 0))} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {4924#false} is VALID [2022-02-20 18:07:00,895 INFO L290 TraceCheckUtils]: 28: Hoare triple {4924#false} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {4924#false} is VALID [2022-02-20 18:07:00,895 INFO L290 TraceCheckUtils]: 29: Hoare triple {4924#false} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {4924#false} is VALID [2022-02-20 18:07:00,895 INFO L290 TraceCheckUtils]: 30: Hoare triple {4924#false} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {4924#false} is VALID [2022-02-20 18:07:00,895 INFO L272 TraceCheckUtils]: 31: Hoare triple {4924#false} call activatePump_#t~ret16#1 := isMethaneAlarm(); {4923#true} is VALID [2022-02-20 18:07:00,895 INFO L290 TraceCheckUtils]: 32: Hoare triple {4923#true} havoc ~retValue_acc~7; {4923#true} is VALID [2022-02-20 18:07:00,895 INFO L272 TraceCheckUtils]: 33: Hoare triple {4923#true} call #t~ret17 := isMethaneLevelCritical(); {4923#true} is VALID [2022-02-20 18:07:00,895 INFO L290 TraceCheckUtils]: 34: Hoare triple {4923#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {4923#true} is VALID [2022-02-20 18:07:00,895 INFO L290 TraceCheckUtils]: 35: Hoare triple {4923#true} assume true; {4923#true} is VALID [2022-02-20 18:07:00,896 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {4923#true} {4923#true} #294#return; {4923#true} is VALID [2022-02-20 18:07:00,896 INFO L290 TraceCheckUtils]: 37: Hoare triple {4923#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {4923#true} is VALID [2022-02-20 18:07:00,896 INFO L290 TraceCheckUtils]: 38: Hoare triple {4923#true} assume true; {4923#true} is VALID [2022-02-20 18:07:00,896 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {4923#true} {4924#false} #288#return; {4924#false} is VALID [2022-02-20 18:07:00,896 INFO L290 TraceCheckUtils]: 40: Hoare triple {4924#false} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {4924#false} is VALID [2022-02-20 18:07:00,896 INFO L290 TraceCheckUtils]: 41: Hoare triple {4924#false} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {4924#false} is VALID [2022-02-20 18:07:00,896 INFO L290 TraceCheckUtils]: 42: Hoare triple {4924#false} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {4924#false} is VALID [2022-02-20 18:07:00,896 INFO L290 TraceCheckUtils]: 43: Hoare triple {4924#false} assume { :end_inline_activatePump } true; {4924#false} is VALID [2022-02-20 18:07:00,896 INFO L290 TraceCheckUtils]: 44: Hoare triple {4924#false} assume true; {4924#false} is VALID [2022-02-20 18:07:00,896 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {4924#false} {4923#true} #264#return; {4924#false} is VALID [2022-02-20 18:07:00,896 INFO L290 TraceCheckUtils]: 46: Hoare triple {4924#false} assume true; {4924#false} is VALID [2022-02-20 18:07:00,896 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {4924#false} {4923#true} #272#return; {4924#false} is VALID [2022-02-20 18:07:00,896 INFO L290 TraceCheckUtils]: 48: Hoare triple {4924#false} assume { :end_inline_processEnvironment } true; {4924#false} is VALID [2022-02-20 18:07:00,896 INFO L290 TraceCheckUtils]: 49: Hoare triple {4924#false} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {4924#false} is VALID [2022-02-20 18:07:00,896 INFO L272 TraceCheckUtils]: 50: Hoare triple {4924#false} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {4923#true} is VALID [2022-02-20 18:07:00,897 INFO L290 TraceCheckUtils]: 51: Hoare triple {4923#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {4923#true} is VALID [2022-02-20 18:07:00,897 INFO L290 TraceCheckUtils]: 52: Hoare triple {4923#true} assume true; {4923#true} is VALID [2022-02-20 18:07:00,897 INFO L284 TraceCheckUtils]: 53: Hoare quadruple {4923#true} {4924#false} #274#return; {4924#false} is VALID [2022-02-20 18:07:00,897 INFO L290 TraceCheckUtils]: 54: Hoare triple {4924#false} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {4924#false} is VALID [2022-02-20 18:07:00,897 INFO L290 TraceCheckUtils]: 55: Hoare triple {4924#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~8#1;havoc isPumpRunning_~retValue_acc~8#1;isPumpRunning_~retValue_acc~8#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; {4924#false} is VALID [2022-02-20 18:07:00,897 INFO L290 TraceCheckUtils]: 56: Hoare triple {4924#false} __utac_acc__Specification1_spec__1_#t~ret11#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11#1 && __utac_acc__Specification1_spec__1_#t~ret11#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0#1 := __utac_acc__Specification1_spec__1_#t~ret11#1;havoc __utac_acc__Specification1_spec__1_#t~ret11#1; {4924#false} is VALID [2022-02-20 18:07:00,897 INFO L290 TraceCheckUtils]: 57: Hoare triple {4924#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline___automaton_fail } true; {4924#false} is VALID [2022-02-20 18:07:00,897 INFO L290 TraceCheckUtils]: 58: Hoare triple {4924#false} assume !false; {4924#false} is VALID [2022-02-20 18:07:00,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-20 18:07:00,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:07:00,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041886455] [2022-02-20 18:07:00,897 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041886455] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:07:00,897 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:07:00,898 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 18:07:00,898 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723570909] [2022-02-20 18:07:00,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:07:00,898 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 59 [2022-02-20 18:07:00,898 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:07:00,898 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 18:07:00,928 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:00,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 18:07:00,928 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:07:00,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 18:07:00,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 18:07:00,929 INFO L87 Difference]: Start difference. First operand 172 states and 204 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 18:07:01,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:01,341 INFO L93 Difference]: Finished difference Result 350 states and 424 transitions. [2022-02-20 18:07:01,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 18:07:01,341 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 59 [2022-02-20 18:07:01,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:07:01,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 18:07:01,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 263 transitions. [2022-02-20 18:07:01,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 18:07:01,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 263 transitions. [2022-02-20 18:07:01,348 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 263 transitions. [2022-02-20 18:07:01,517 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 263 edges. 263 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:01,519 INFO L225 Difference]: With dead ends: 350 [2022-02-20 18:07:01,520 INFO L226 Difference]: Without dead ends: 185 [2022-02-20 18:07:01,520 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-02-20 18:07:01,520 INFO L933 BasicCegarLoop]: 103 mSDtfsCounter, 175 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 309 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 18:07:01,521 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [178 Valid, 309 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 18:07:01,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2022-02-20 18:07:01,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 174. [2022-02-20 18:07:01,526 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:07:01,526 INFO L82 GeneralOperation]: Start isEquivalent. First operand 185 states. Second operand has 174 states, 128 states have (on average 1.2109375) internal successors, (155), 137 states have internal predecessors, (155), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:07:01,527 INFO L74 IsIncluded]: Start isIncluded. First operand 185 states. Second operand has 174 states, 128 states have (on average 1.2109375) internal successors, (155), 137 states have internal predecessors, (155), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:07:01,527 INFO L87 Difference]: Start difference. First operand 185 states. Second operand has 174 states, 128 states have (on average 1.2109375) internal successors, (155), 137 states have internal predecessors, (155), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:07:01,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:01,531 INFO L93 Difference]: Finished difference Result 185 states and 218 transitions. [2022-02-20 18:07:01,531 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 218 transitions. [2022-02-20 18:07:01,531 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:01,531 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:01,532 INFO L74 IsIncluded]: Start isIncluded. First operand has 174 states, 128 states have (on average 1.2109375) internal successors, (155), 137 states have internal predecessors, (155), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) Second operand 185 states. [2022-02-20 18:07:01,532 INFO L87 Difference]: Start difference. First operand has 174 states, 128 states have (on average 1.2109375) internal successors, (155), 137 states have internal predecessors, (155), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) Second operand 185 states. [2022-02-20 18:07:01,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:01,541 INFO L93 Difference]: Finished difference Result 185 states and 218 transitions. [2022-02-20 18:07:01,541 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 218 transitions. [2022-02-20 18:07:01,542 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:01,542 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:01,542 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:07:01,542 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:07:01,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 128 states have (on average 1.2109375) internal successors, (155), 137 states have internal predecessors, (155), 22 states have call successors, (22), 18 states have call predecessors, (22), 23 states have return successors, (29), 24 states have call predecessors, (29), 22 states have call successors, (29) [2022-02-20 18:07:01,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 206 transitions. [2022-02-20 18:07:01,546 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 206 transitions. Word has length 59 [2022-02-20 18:07:01,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:07:01,546 INFO L470 AbstractCegarLoop]: Abstraction has 174 states and 206 transitions. [2022-02-20 18:07:01,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-02-20 18:07:01,547 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 206 transitions. [2022-02-20 18:07:01,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-02-20 18:07:01,547 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:07:01,547 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:07:01,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-20 18:07:01,547 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:07:01,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:07:01,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1782246383, now seen corresponding path program 1 times [2022-02-20 18:07:01,548 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:07:01,548 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067894411] [2022-02-20 18:07:01,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:07:01,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:07:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:01,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-02-20 18:07:01,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:01,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:07:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:01,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-02-20 18:07:01,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:01,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-02-20 18:07:01,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:01,639 INFO L290 TraceCheckUtils]: 0: Hoare triple {6101#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {6101#true} is VALID [2022-02-20 18:07:01,639 INFO L290 TraceCheckUtils]: 1: Hoare triple {6101#true} assume true; {6101#true} is VALID [2022-02-20 18:07:01,639 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {6101#true} {6101#true} #294#return; {6101#true} is VALID [2022-02-20 18:07:01,639 INFO L290 TraceCheckUtils]: 0: Hoare triple {6101#true} havoc ~retValue_acc~7; {6101#true} is VALID [2022-02-20 18:07:01,639 INFO L272 TraceCheckUtils]: 1: Hoare triple {6101#true} call #t~ret17 := isMethaneLevelCritical(); {6101#true} is VALID [2022-02-20 18:07:01,639 INFO L290 TraceCheckUtils]: 2: Hoare triple {6101#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {6101#true} is VALID [2022-02-20 18:07:01,639 INFO L290 TraceCheckUtils]: 3: Hoare triple {6101#true} assume true; {6101#true} is VALID [2022-02-20 18:07:01,639 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {6101#true} {6101#true} #294#return; {6101#true} is VALID [2022-02-20 18:07:01,639 INFO L290 TraceCheckUtils]: 5: Hoare triple {6101#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {6101#true} is VALID [2022-02-20 18:07:01,639 INFO L290 TraceCheckUtils]: 6: Hoare triple {6101#true} assume true; {6101#true} is VALID [2022-02-20 18:07:01,640 INFO L284 TraceCheckUtils]: 7: Hoare quadruple {6101#true} {6159#(<= 2 ~waterLevel~0)} #288#return; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,640 INFO L290 TraceCheckUtils]: 0: Hoare triple {6135#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {6101#true} is VALID [2022-02-20 18:07:01,640 INFO L290 TraceCheckUtils]: 1: Hoare triple {6101#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {6101#true} is VALID [2022-02-20 18:07:01,640 INFO L290 TraceCheckUtils]: 2: Hoare triple {6101#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,641 INFO L290 TraceCheckUtils]: 3: Hoare triple {6159#(<= 2 ~waterLevel~0)} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,641 INFO L290 TraceCheckUtils]: 4: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,641 INFO L290 TraceCheckUtils]: 5: Hoare triple {6159#(<= 2 ~waterLevel~0)} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,641 INFO L290 TraceCheckUtils]: 6: Hoare triple {6159#(<= 2 ~waterLevel~0)} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,642 INFO L290 TraceCheckUtils]: 7: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,642 INFO L272 TraceCheckUtils]: 8: Hoare triple {6159#(<= 2 ~waterLevel~0)} call activatePump_#t~ret16#1 := isMethaneAlarm(); {6101#true} is VALID [2022-02-20 18:07:01,642 INFO L290 TraceCheckUtils]: 9: Hoare triple {6101#true} havoc ~retValue_acc~7; {6101#true} is VALID [2022-02-20 18:07:01,642 INFO L272 TraceCheckUtils]: 10: Hoare triple {6101#true} call #t~ret17 := isMethaneLevelCritical(); {6101#true} is VALID [2022-02-20 18:07:01,642 INFO L290 TraceCheckUtils]: 11: Hoare triple {6101#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {6101#true} is VALID [2022-02-20 18:07:01,642 INFO L290 TraceCheckUtils]: 12: Hoare triple {6101#true} assume true; {6101#true} is VALID [2022-02-20 18:07:01,642 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {6101#true} {6101#true} #294#return; {6101#true} is VALID [2022-02-20 18:07:01,642 INFO L290 TraceCheckUtils]: 14: Hoare triple {6101#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {6101#true} is VALID [2022-02-20 18:07:01,642 INFO L290 TraceCheckUtils]: 15: Hoare triple {6101#true} assume true; {6101#true} is VALID [2022-02-20 18:07:01,643 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {6101#true} {6159#(<= 2 ~waterLevel~0)} #288#return; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,643 INFO L290 TraceCheckUtils]: 17: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,643 INFO L290 TraceCheckUtils]: 18: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,643 INFO L290 TraceCheckUtils]: 19: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,644 INFO L290 TraceCheckUtils]: 20: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume { :end_inline_activatePump } true; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,644 INFO L290 TraceCheckUtils]: 21: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume true; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,644 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {6159#(<= 2 ~waterLevel~0)} {6101#true} #264#return; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,644 INFO L290 TraceCheckUtils]: 0: Hoare triple {6135#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {6101#true} is VALID [2022-02-20 18:07:01,644 INFO L290 TraceCheckUtils]: 1: Hoare triple {6101#true} assume !(0 != ~pumpRunning~0); {6101#true} is VALID [2022-02-20 18:07:01,645 INFO L272 TraceCheckUtils]: 2: Hoare triple {6101#true} call processEnvironment__wrappee__highWaterSensor(); {6135#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:01,645 INFO L290 TraceCheckUtils]: 3: Hoare triple {6135#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {6101#true} is VALID [2022-02-20 18:07:01,645 INFO L290 TraceCheckUtils]: 4: Hoare triple {6101#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {6101#true} is VALID [2022-02-20 18:07:01,645 INFO L290 TraceCheckUtils]: 5: Hoare triple {6101#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,645 INFO L290 TraceCheckUtils]: 6: Hoare triple {6159#(<= 2 ~waterLevel~0)} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,645 INFO L290 TraceCheckUtils]: 7: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,646 INFO L290 TraceCheckUtils]: 8: Hoare triple {6159#(<= 2 ~waterLevel~0)} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,646 INFO L290 TraceCheckUtils]: 9: Hoare triple {6159#(<= 2 ~waterLevel~0)} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,646 INFO L290 TraceCheckUtils]: 10: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,646 INFO L272 TraceCheckUtils]: 11: Hoare triple {6159#(<= 2 ~waterLevel~0)} call activatePump_#t~ret16#1 := isMethaneAlarm(); {6101#true} is VALID [2022-02-20 18:07:01,646 INFO L290 TraceCheckUtils]: 12: Hoare triple {6101#true} havoc ~retValue_acc~7; {6101#true} is VALID [2022-02-20 18:07:01,646 INFO L272 TraceCheckUtils]: 13: Hoare triple {6101#true} call #t~ret17 := isMethaneLevelCritical(); {6101#true} is VALID [2022-02-20 18:07:01,646 INFO L290 TraceCheckUtils]: 14: Hoare triple {6101#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {6101#true} is VALID [2022-02-20 18:07:01,647 INFO L290 TraceCheckUtils]: 15: Hoare triple {6101#true} assume true; {6101#true} is VALID [2022-02-20 18:07:01,647 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {6101#true} {6101#true} #294#return; {6101#true} is VALID [2022-02-20 18:07:01,647 INFO L290 TraceCheckUtils]: 17: Hoare triple {6101#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {6101#true} is VALID [2022-02-20 18:07:01,647 INFO L290 TraceCheckUtils]: 18: Hoare triple {6101#true} assume true; {6101#true} is VALID [2022-02-20 18:07:01,647 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {6101#true} {6159#(<= 2 ~waterLevel~0)} #288#return; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,647 INFO L290 TraceCheckUtils]: 20: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,648 INFO L290 TraceCheckUtils]: 21: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,648 INFO L290 TraceCheckUtils]: 22: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,648 INFO L290 TraceCheckUtils]: 23: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume { :end_inline_activatePump } true; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,648 INFO L290 TraceCheckUtils]: 24: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume true; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,649 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {6159#(<= 2 ~waterLevel~0)} {6101#true} #264#return; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,649 INFO L290 TraceCheckUtils]: 26: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume true; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,649 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {6159#(<= 2 ~waterLevel~0)} {6103#(= ~waterLevel~0 1)} #272#return; {6102#false} is VALID [2022-02-20 18:07:01,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-02-20 18:07:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:01,652 INFO L290 TraceCheckUtils]: 0: Hoare triple {6101#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {6101#true} is VALID [2022-02-20 18:07:01,652 INFO L290 TraceCheckUtils]: 1: Hoare triple {6101#true} assume true; {6101#true} is VALID [2022-02-20 18:07:01,652 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {6101#true} {6102#false} #274#return; {6102#false} is VALID [2022-02-20 18:07:01,652 INFO L290 TraceCheckUtils]: 0: Hoare triple {6101#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,652 INFO L290 TraceCheckUtils]: 1: Hoare triple {6103#(= ~waterLevel~0 1)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,652 INFO L290 TraceCheckUtils]: 2: Hoare triple {6103#(= ~waterLevel~0 1)} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,653 INFO L290 TraceCheckUtils]: 3: Hoare triple {6103#(= ~waterLevel~0 1)} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,653 INFO L290 TraceCheckUtils]: 4: Hoare triple {6103#(= ~waterLevel~0 1)} main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret12#1 && main_#t~ret12#1 <= 2147483647;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,653 INFO L290 TraceCheckUtils]: 5: Hoare triple {6103#(= ~waterLevel~0 1)} assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,653 INFO L290 TraceCheckUtils]: 6: Hoare triple {6103#(= ~waterLevel~0 1)} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,654 INFO L290 TraceCheckUtils]: 7: Hoare triple {6103#(= ~waterLevel~0 1)} assume !false; {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,654 INFO L290 TraceCheckUtils]: 8: Hoare triple {6103#(= ~waterLevel~0 1)} assume test_~splverifierCounter~0#1 < 4; {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,654 INFO L290 TraceCheckUtils]: 9: Hoare triple {6103#(= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet28#1 && test_#t~nondet28#1 <= 2147483647;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,654 INFO L290 TraceCheckUtils]: 10: Hoare triple {6103#(= ~waterLevel~0 1)} assume !(0 != test_~tmp~8#1); {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,654 INFO L290 TraceCheckUtils]: 11: Hoare triple {6103#(= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet29#1 && test_#t~nondet29#1 <= 2147483647;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,655 INFO L290 TraceCheckUtils]: 12: Hoare triple {6103#(= ~waterLevel~0 1)} assume !(0 != test_~tmp___0~3#1); {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,655 INFO L290 TraceCheckUtils]: 13: Hoare triple {6103#(= ~waterLevel~0 1)} assume -2147483648 <= test_#t~nondet30#1 && test_#t~nondet30#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,655 INFO L290 TraceCheckUtils]: 14: Hoare triple {6103#(= ~waterLevel~0 1)} assume 0 != test_~tmp___2~0#1; {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,655 INFO L272 TraceCheckUtils]: 15: Hoare triple {6103#(= ~waterLevel~0 1)} call timeShift(); {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,656 INFO L290 TraceCheckUtils]: 16: Hoare triple {6103#(= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0); {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,656 INFO L290 TraceCheckUtils]: 17: Hoare triple {6103#(= ~waterLevel~0 1)} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,656 INFO L290 TraceCheckUtils]: 18: Hoare triple {6103#(= ~waterLevel~0 1)} assume !(0 != ~pumpRunning~0); {6103#(= ~waterLevel~0 1)} is VALID [2022-02-20 18:07:01,656 INFO L272 TraceCheckUtils]: 19: Hoare triple {6103#(= ~waterLevel~0 1)} call processEnvironment__wrappee__methaneQuery(); {6135#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:01,657 INFO L290 TraceCheckUtils]: 20: Hoare triple {6135#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {6101#true} is VALID [2022-02-20 18:07:01,657 INFO L290 TraceCheckUtils]: 21: Hoare triple {6101#true} assume !(0 != ~pumpRunning~0); {6101#true} is VALID [2022-02-20 18:07:01,657 INFO L272 TraceCheckUtils]: 22: Hoare triple {6101#true} call processEnvironment__wrappee__highWaterSensor(); {6135#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:01,657 INFO L290 TraceCheckUtils]: 23: Hoare triple {6135#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {6101#true} is VALID [2022-02-20 18:07:01,657 INFO L290 TraceCheckUtils]: 24: Hoare triple {6101#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {6101#true} is VALID [2022-02-20 18:07:01,657 INFO L290 TraceCheckUtils]: 25: Hoare triple {6101#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,657 INFO L290 TraceCheckUtils]: 26: Hoare triple {6159#(<= 2 ~waterLevel~0)} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,658 INFO L290 TraceCheckUtils]: 27: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,658 INFO L290 TraceCheckUtils]: 28: Hoare triple {6159#(<= 2 ~waterLevel~0)} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,658 INFO L290 TraceCheckUtils]: 29: Hoare triple {6159#(<= 2 ~waterLevel~0)} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,658 INFO L290 TraceCheckUtils]: 30: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,658 INFO L272 TraceCheckUtils]: 31: Hoare triple {6159#(<= 2 ~waterLevel~0)} call activatePump_#t~ret16#1 := isMethaneAlarm(); {6101#true} is VALID [2022-02-20 18:07:01,659 INFO L290 TraceCheckUtils]: 32: Hoare triple {6101#true} havoc ~retValue_acc~7; {6101#true} is VALID [2022-02-20 18:07:01,659 INFO L272 TraceCheckUtils]: 33: Hoare triple {6101#true} call #t~ret17 := isMethaneLevelCritical(); {6101#true} is VALID [2022-02-20 18:07:01,659 INFO L290 TraceCheckUtils]: 34: Hoare triple {6101#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {6101#true} is VALID [2022-02-20 18:07:01,659 INFO L290 TraceCheckUtils]: 35: Hoare triple {6101#true} assume true; {6101#true} is VALID [2022-02-20 18:07:01,659 INFO L284 TraceCheckUtils]: 36: Hoare quadruple {6101#true} {6101#true} #294#return; {6101#true} is VALID [2022-02-20 18:07:01,659 INFO L290 TraceCheckUtils]: 37: Hoare triple {6101#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {6101#true} is VALID [2022-02-20 18:07:01,659 INFO L290 TraceCheckUtils]: 38: Hoare triple {6101#true} assume true; {6101#true} is VALID [2022-02-20 18:07:01,659 INFO L284 TraceCheckUtils]: 39: Hoare quadruple {6101#true} {6159#(<= 2 ~waterLevel~0)} #288#return; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,659 INFO L290 TraceCheckUtils]: 40: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,660 INFO L290 TraceCheckUtils]: 41: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,660 INFO L290 TraceCheckUtils]: 42: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,660 INFO L290 TraceCheckUtils]: 43: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume { :end_inline_activatePump } true; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,660 INFO L290 TraceCheckUtils]: 44: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume true; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,661 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {6159#(<= 2 ~waterLevel~0)} {6101#true} #264#return; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,661 INFO L290 TraceCheckUtils]: 46: Hoare triple {6159#(<= 2 ~waterLevel~0)} assume true; {6159#(<= 2 ~waterLevel~0)} is VALID [2022-02-20 18:07:01,661 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {6159#(<= 2 ~waterLevel~0)} {6103#(= ~waterLevel~0 1)} #272#return; {6102#false} is VALID [2022-02-20 18:07:01,661 INFO L290 TraceCheckUtils]: 48: Hoare triple {6102#false} assume { :end_inline_processEnvironment } true; {6102#false} is VALID [2022-02-20 18:07:01,661 INFO L290 TraceCheckUtils]: 49: Hoare triple {6102#false} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {6102#false} is VALID [2022-02-20 18:07:01,661 INFO L272 TraceCheckUtils]: 50: Hoare triple {6102#false} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {6101#true} is VALID [2022-02-20 18:07:01,661 INFO L290 TraceCheckUtils]: 51: Hoare triple {6101#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {6101#true} is VALID [2022-02-20 18:07:01,661 INFO L290 TraceCheckUtils]: 52: Hoare triple {6101#true} assume true; {6101#true} is VALID [2022-02-20 18:07:01,662 INFO L284 TraceCheckUtils]: 53: Hoare quadruple {6101#true} {6102#false} #274#return; {6102#false} is VALID [2022-02-20 18:07:01,662 INFO L290 TraceCheckUtils]: 54: Hoare triple {6102#false} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {6102#false} is VALID [2022-02-20 18:07:01,662 INFO L290 TraceCheckUtils]: 55: Hoare triple {6102#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~8#1;havoc isPumpRunning_~retValue_acc~8#1;isPumpRunning_~retValue_acc~8#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; {6102#false} is VALID [2022-02-20 18:07:01,662 INFO L290 TraceCheckUtils]: 56: Hoare triple {6102#false} __utac_acc__Specification1_spec__1_#t~ret11#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11#1 && __utac_acc__Specification1_spec__1_#t~ret11#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0#1 := __utac_acc__Specification1_spec__1_#t~ret11#1;havoc __utac_acc__Specification1_spec__1_#t~ret11#1; {6102#false} is VALID [2022-02-20 18:07:01,662 INFO L290 TraceCheckUtils]: 57: Hoare triple {6102#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline___automaton_fail } true; {6102#false} is VALID [2022-02-20 18:07:01,662 INFO L290 TraceCheckUtils]: 58: Hoare triple {6102#false} assume !false; {6102#false} is VALID [2022-02-20 18:07:01,662 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-20 18:07:01,662 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:07:01,662 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067894411] [2022-02-20 18:07:01,662 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067894411] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:07:01,662 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:07:01,662 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 18:07:01,662 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389474626] [2022-02-20 18:07:01,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:07:01,663 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 4 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) Word has length 59 [2022-02-20 18:07:01,663 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:07:01,663 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 4 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2022-02-20 18:07:01,692 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:01,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:07:01,693 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:07:01,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:07:01,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:07:01,693 INFO L87 Difference]: Start difference. First operand 174 states and 206 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 4 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2022-02-20 18:07:02,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:02,280 INFO L93 Difference]: Finished difference Result 465 states and 581 transitions. [2022-02-20 18:07:02,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 18:07:02,280 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 4 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) Word has length 59 [2022-02-20 18:07:02,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:07:02,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 4 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2022-02-20 18:07:02,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 402 transitions. [2022-02-20 18:07:02,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 4 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2022-02-20 18:07:02,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 402 transitions. [2022-02-20 18:07:02,288 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 402 transitions. [2022-02-20 18:07:02,530 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 402 edges. 402 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:02,536 INFO L225 Difference]: With dead ends: 465 [2022-02-20 18:07:02,536 INFO L226 Difference]: Without dead ends: 298 [2022-02-20 18:07:02,537 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-02-20 18:07:02,537 INFO L933 BasicCegarLoop]: 155 mSDtfsCounter, 217 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 18:07:02,537 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [225 Valid, 337 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 18:07:02,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2022-02-20 18:07:02,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 296. [2022-02-20 18:07:02,575 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:07:02,576 INFO L82 GeneralOperation]: Start isEquivalent. First operand 298 states. Second operand has 296 states, 218 states have (on average 1.2064220183486238) internal successors, (263), 231 states have internal predecessors, (263), 39 states have call successors, (39), 35 states have call predecessors, (39), 38 states have return successors, (58), 40 states have call predecessors, (58), 39 states have call successors, (58) [2022-02-20 18:07:02,577 INFO L74 IsIncluded]: Start isIncluded. First operand 298 states. Second operand has 296 states, 218 states have (on average 1.2064220183486238) internal successors, (263), 231 states have internal predecessors, (263), 39 states have call successors, (39), 35 states have call predecessors, (39), 38 states have return successors, (58), 40 states have call predecessors, (58), 39 states have call successors, (58) [2022-02-20 18:07:02,577 INFO L87 Difference]: Start difference. First operand 298 states. Second operand has 296 states, 218 states have (on average 1.2064220183486238) internal successors, (263), 231 states have internal predecessors, (263), 39 states have call successors, (39), 35 states have call predecessors, (39), 38 states have return successors, (58), 40 states have call predecessors, (58), 39 states have call successors, (58) [2022-02-20 18:07:02,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:02,583 INFO L93 Difference]: Finished difference Result 298 states and 361 transitions. [2022-02-20 18:07:02,583 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 361 transitions. [2022-02-20 18:07:02,596 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:02,596 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:02,597 INFO L74 IsIncluded]: Start isIncluded. First operand has 296 states, 218 states have (on average 1.2064220183486238) internal successors, (263), 231 states have internal predecessors, (263), 39 states have call successors, (39), 35 states have call predecessors, (39), 38 states have return successors, (58), 40 states have call predecessors, (58), 39 states have call successors, (58) Second operand 298 states. [2022-02-20 18:07:02,598 INFO L87 Difference]: Start difference. First operand has 296 states, 218 states have (on average 1.2064220183486238) internal successors, (263), 231 states have internal predecessors, (263), 39 states have call successors, (39), 35 states have call predecessors, (39), 38 states have return successors, (58), 40 states have call predecessors, (58), 39 states have call successors, (58) Second operand 298 states. [2022-02-20 18:07:02,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:02,604 INFO L93 Difference]: Finished difference Result 298 states and 361 transitions. [2022-02-20 18:07:02,604 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 361 transitions. [2022-02-20 18:07:02,605 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:02,605 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:02,605 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:07:02,605 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:07:02,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 296 states, 218 states have (on average 1.2064220183486238) internal successors, (263), 231 states have internal predecessors, (263), 39 states have call successors, (39), 35 states have call predecessors, (39), 38 states have return successors, (58), 40 states have call predecessors, (58), 39 states have call successors, (58) [2022-02-20 18:07:02,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 360 transitions. [2022-02-20 18:07:02,612 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 360 transitions. Word has length 59 [2022-02-20 18:07:02,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:07:02,612 INFO L470 AbstractCegarLoop]: Abstraction has 296 states and 360 transitions. [2022-02-20 18:07:02,612 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 4 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2022-02-20 18:07:02,612 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 360 transitions. [2022-02-20 18:07:02,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-02-20 18:07:02,612 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:07:02,613 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:07:02,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-20 18:07:02,613 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:07:02,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:07:02,613 INFO L85 PathProgramCache]: Analyzing trace with hash -1601702199, now seen corresponding path program 1 times [2022-02-20 18:07:02,613 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:07:02,613 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108854181] [2022-02-20 18:07:02,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:07:02,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:07:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:02,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-02-20 18:07:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:02,655 INFO L290 TraceCheckUtils]: 0: Hoare triple {7867#(= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {7828#true} is VALID [2022-02-20 18:07:02,656 INFO L290 TraceCheckUtils]: 1: Hoare triple {7828#true} assume true; {7828#true} is VALID [2022-02-20 18:07:02,656 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {7828#true} {7828#true} #280#return; {7828#true} is VALID [2022-02-20 18:07:02,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-02-20 18:07:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:02,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:07:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:02,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-02-20 18:07:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:02,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-02-20 18:07:02,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:02,725 INFO L290 TraceCheckUtils]: 0: Hoare triple {7828#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,726 INFO L290 TraceCheckUtils]: 1: Hoare triple {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,726 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {7828#true} #294#return; {7905#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} is VALID [2022-02-20 18:07:02,726 INFO L290 TraceCheckUtils]: 0: Hoare triple {7828#true} havoc ~retValue_acc~7; {7828#true} is VALID [2022-02-20 18:07:02,727 INFO L272 TraceCheckUtils]: 1: Hoare triple {7828#true} call #t~ret17 := isMethaneLevelCritical(); {7828#true} is VALID [2022-02-20 18:07:02,727 INFO L290 TraceCheckUtils]: 2: Hoare triple {7828#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,727 INFO L290 TraceCheckUtils]: 3: Hoare triple {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,728 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {7828#true} #294#return; {7905#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} is VALID [2022-02-20 18:07:02,728 INFO L290 TraceCheckUtils]: 5: Hoare triple {7905#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,728 INFO L290 TraceCheckUtils]: 6: Hoare triple {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} assume true; {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,729 INFO L284 TraceCheckUtils]: 7: Hoare quadruple {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} {7828#true} #288#return; {7900#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} is VALID [2022-02-20 18:07:02,729 INFO L290 TraceCheckUtils]: 0: Hoare triple {7868#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {7828#true} is VALID [2022-02-20 18:07:02,729 INFO L290 TraceCheckUtils]: 1: Hoare triple {7828#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {7828#true} is VALID [2022-02-20 18:07:02,729 INFO L290 TraceCheckUtils]: 2: Hoare triple {7828#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {7828#true} is VALID [2022-02-20 18:07:02,729 INFO L290 TraceCheckUtils]: 3: Hoare triple {7828#true} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {7828#true} is VALID [2022-02-20 18:07:02,729 INFO L290 TraceCheckUtils]: 4: Hoare triple {7828#true} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {7828#true} is VALID [2022-02-20 18:07:02,729 INFO L290 TraceCheckUtils]: 5: Hoare triple {7828#true} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {7828#true} is VALID [2022-02-20 18:07:02,729 INFO L290 TraceCheckUtils]: 6: Hoare triple {7828#true} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {7828#true} is VALID [2022-02-20 18:07:02,729 INFO L290 TraceCheckUtils]: 7: Hoare triple {7828#true} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {7828#true} is VALID [2022-02-20 18:07:02,729 INFO L272 TraceCheckUtils]: 8: Hoare triple {7828#true} call activatePump_#t~ret16#1 := isMethaneAlarm(); {7828#true} is VALID [2022-02-20 18:07:02,729 INFO L290 TraceCheckUtils]: 9: Hoare triple {7828#true} havoc ~retValue_acc~7; {7828#true} is VALID [2022-02-20 18:07:02,729 INFO L272 TraceCheckUtils]: 10: Hoare triple {7828#true} call #t~ret17 := isMethaneLevelCritical(); {7828#true} is VALID [2022-02-20 18:07:02,730 INFO L290 TraceCheckUtils]: 11: Hoare triple {7828#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,730 INFO L290 TraceCheckUtils]: 12: Hoare triple {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,730 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {7828#true} #294#return; {7905#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} is VALID [2022-02-20 18:07:02,731 INFO L290 TraceCheckUtils]: 14: Hoare triple {7905#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,731 INFO L290 TraceCheckUtils]: 15: Hoare triple {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} assume true; {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,747 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} {7828#true} #288#return; {7900#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} is VALID [2022-02-20 18:07:02,748 INFO L290 TraceCheckUtils]: 17: Hoare triple {7900#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {7901#(or (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|) (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:02,748 INFO L290 TraceCheckUtils]: 18: Hoare triple {7901#(or (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|) (= ~methaneLevelCritical~0 0))} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,748 INFO L290 TraceCheckUtils]: 19: Hoare triple {7861#(= ~methaneLevelCritical~0 0)} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,749 INFO L290 TraceCheckUtils]: 20: Hoare triple {7861#(= ~methaneLevelCritical~0 0)} assume { :end_inline_activatePump } true; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,749 INFO L290 TraceCheckUtils]: 21: Hoare triple {7861#(= ~methaneLevelCritical~0 0)} assume true; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,749 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {7861#(= ~methaneLevelCritical~0 0)} {7828#true} #264#return; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,749 INFO L290 TraceCheckUtils]: 0: Hoare triple {7868#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {7828#true} is VALID [2022-02-20 18:07:02,749 INFO L290 TraceCheckUtils]: 1: Hoare triple {7828#true} assume !(0 != ~pumpRunning~0); {7828#true} is VALID [2022-02-20 18:07:02,750 INFO L272 TraceCheckUtils]: 2: Hoare triple {7828#true} call processEnvironment__wrappee__highWaterSensor(); {7868#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:02,750 INFO L290 TraceCheckUtils]: 3: Hoare triple {7868#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {7828#true} is VALID [2022-02-20 18:07:02,750 INFO L290 TraceCheckUtils]: 4: Hoare triple {7828#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {7828#true} is VALID [2022-02-20 18:07:02,750 INFO L290 TraceCheckUtils]: 5: Hoare triple {7828#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {7828#true} is VALID [2022-02-20 18:07:02,750 INFO L290 TraceCheckUtils]: 6: Hoare triple {7828#true} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {7828#true} is VALID [2022-02-20 18:07:02,750 INFO L290 TraceCheckUtils]: 7: Hoare triple {7828#true} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {7828#true} is VALID [2022-02-20 18:07:02,750 INFO L290 TraceCheckUtils]: 8: Hoare triple {7828#true} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {7828#true} is VALID [2022-02-20 18:07:02,750 INFO L290 TraceCheckUtils]: 9: Hoare triple {7828#true} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {7828#true} is VALID [2022-02-20 18:07:02,750 INFO L290 TraceCheckUtils]: 10: Hoare triple {7828#true} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {7828#true} is VALID [2022-02-20 18:07:02,750 INFO L272 TraceCheckUtils]: 11: Hoare triple {7828#true} call activatePump_#t~ret16#1 := isMethaneAlarm(); {7828#true} is VALID [2022-02-20 18:07:02,750 INFO L290 TraceCheckUtils]: 12: Hoare triple {7828#true} havoc ~retValue_acc~7; {7828#true} is VALID [2022-02-20 18:07:02,750 INFO L272 TraceCheckUtils]: 13: Hoare triple {7828#true} call #t~ret17 := isMethaneLevelCritical(); {7828#true} is VALID [2022-02-20 18:07:02,751 INFO L290 TraceCheckUtils]: 14: Hoare triple {7828#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,753 INFO L290 TraceCheckUtils]: 15: Hoare triple {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,754 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {7828#true} #294#return; {7905#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} is VALID [2022-02-20 18:07:02,754 INFO L290 TraceCheckUtils]: 17: Hoare triple {7905#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,754 INFO L290 TraceCheckUtils]: 18: Hoare triple {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} assume true; {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,755 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} {7828#true} #288#return; {7900#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} is VALID [2022-02-20 18:07:02,755 INFO L290 TraceCheckUtils]: 20: Hoare triple {7900#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {7901#(or (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|) (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:02,755 INFO L290 TraceCheckUtils]: 21: Hoare triple {7901#(or (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|) (= ~methaneLevelCritical~0 0))} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,756 INFO L290 TraceCheckUtils]: 22: Hoare triple {7861#(= ~methaneLevelCritical~0 0)} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,756 INFO L290 TraceCheckUtils]: 23: Hoare triple {7861#(= ~methaneLevelCritical~0 0)} assume { :end_inline_activatePump } true; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,757 INFO L290 TraceCheckUtils]: 24: Hoare triple {7861#(= ~methaneLevelCritical~0 0)} assume true; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,757 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {7861#(= ~methaneLevelCritical~0 0)} {7828#true} #264#return; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,757 INFO L290 TraceCheckUtils]: 26: Hoare triple {7861#(= ~methaneLevelCritical~0 0)} assume true; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,758 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {7861#(= ~methaneLevelCritical~0 0)} {7828#true} #272#return; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-02-20 18:07:02,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:02,762 INFO L290 TraceCheckUtils]: 0: Hoare triple {7828#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,762 INFO L290 TraceCheckUtils]: 1: Hoare triple {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,762 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {7861#(= ~methaneLevelCritical~0 0)} #274#return; {7865#(= |timeShift___utac_acc__Specification1_spec__1_#t~ret10#1| 0)} is VALID [2022-02-20 18:07:02,763 INFO L290 TraceCheckUtils]: 0: Hoare triple {7828#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {7828#true} is VALID [2022-02-20 18:07:02,763 INFO L290 TraceCheckUtils]: 1: Hoare triple {7828#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; {7828#true} is VALID [2022-02-20 18:07:02,763 INFO L290 TraceCheckUtils]: 2: Hoare triple {7828#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {7828#true} is VALID [2022-02-20 18:07:02,763 INFO L290 TraceCheckUtils]: 3: Hoare triple {7828#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; {7828#true} is VALID [2022-02-20 18:07:02,763 INFO L290 TraceCheckUtils]: 4: Hoare triple {7828#true} main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret12#1 && main_#t~ret12#1 <= 2147483647;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; {7828#true} is VALID [2022-02-20 18:07:02,763 INFO L290 TraceCheckUtils]: 5: Hoare triple {7828#true} assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; {7828#true} is VALID [2022-02-20 18:07:02,763 INFO L290 TraceCheckUtils]: 6: Hoare triple {7828#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {7828#true} is VALID [2022-02-20 18:07:02,763 INFO L290 TraceCheckUtils]: 7: Hoare triple {7828#true} assume !false; {7828#true} is VALID [2022-02-20 18:07:02,763 INFO L290 TraceCheckUtils]: 8: Hoare triple {7828#true} assume test_~splverifierCounter~0#1 < 4; {7828#true} is VALID [2022-02-20 18:07:02,763 INFO L290 TraceCheckUtils]: 9: Hoare triple {7828#true} assume -2147483648 <= test_#t~nondet28#1 && test_#t~nondet28#1 <= 2147483647;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; {7828#true} is VALID [2022-02-20 18:07:02,763 INFO L290 TraceCheckUtils]: 10: Hoare triple {7828#true} assume 0 != test_~tmp~8#1; {7828#true} is VALID [2022-02-20 18:07:02,764 INFO L272 TraceCheckUtils]: 11: Hoare triple {7828#true} call waterRise(); {7867#(= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2022-02-20 18:07:02,764 INFO L290 TraceCheckUtils]: 12: Hoare triple {7867#(= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {7828#true} is VALID [2022-02-20 18:07:02,764 INFO L290 TraceCheckUtils]: 13: Hoare triple {7828#true} assume true; {7828#true} is VALID [2022-02-20 18:07:02,764 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {7828#true} {7828#true} #280#return; {7828#true} is VALID [2022-02-20 18:07:02,764 INFO L290 TraceCheckUtils]: 15: Hoare triple {7828#true} assume -2147483648 <= test_#t~nondet29#1 && test_#t~nondet29#1 <= 2147483647;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; {7828#true} is VALID [2022-02-20 18:07:02,764 INFO L290 TraceCheckUtils]: 16: Hoare triple {7828#true} assume !(0 != test_~tmp___0~3#1); {7828#true} is VALID [2022-02-20 18:07:02,764 INFO L290 TraceCheckUtils]: 17: Hoare triple {7828#true} assume -2147483648 <= test_#t~nondet30#1 && test_#t~nondet30#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; {7828#true} is VALID [2022-02-20 18:07:02,764 INFO L290 TraceCheckUtils]: 18: Hoare triple {7828#true} assume 0 != test_~tmp___2~0#1; {7828#true} is VALID [2022-02-20 18:07:02,764 INFO L272 TraceCheckUtils]: 19: Hoare triple {7828#true} call timeShift(); {7828#true} is VALID [2022-02-20 18:07:02,764 INFO L290 TraceCheckUtils]: 20: Hoare triple {7828#true} assume !(0 != ~pumpRunning~0); {7828#true} is VALID [2022-02-20 18:07:02,764 INFO L290 TraceCheckUtils]: 21: Hoare triple {7828#true} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {7828#true} is VALID [2022-02-20 18:07:02,764 INFO L290 TraceCheckUtils]: 22: Hoare triple {7828#true} assume !(0 != ~pumpRunning~0); {7828#true} is VALID [2022-02-20 18:07:02,764 INFO L272 TraceCheckUtils]: 23: Hoare triple {7828#true} call processEnvironment__wrappee__methaneQuery(); {7868#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:02,765 INFO L290 TraceCheckUtils]: 24: Hoare triple {7868#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {7828#true} is VALID [2022-02-20 18:07:02,765 INFO L290 TraceCheckUtils]: 25: Hoare triple {7828#true} assume !(0 != ~pumpRunning~0); {7828#true} is VALID [2022-02-20 18:07:02,765 INFO L272 TraceCheckUtils]: 26: Hoare triple {7828#true} call processEnvironment__wrappee__highWaterSensor(); {7868#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:02,765 INFO L290 TraceCheckUtils]: 27: Hoare triple {7868#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {7828#true} is VALID [2022-02-20 18:07:02,765 INFO L290 TraceCheckUtils]: 28: Hoare triple {7828#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {7828#true} is VALID [2022-02-20 18:07:02,765 INFO L290 TraceCheckUtils]: 29: Hoare triple {7828#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {7828#true} is VALID [2022-02-20 18:07:02,765 INFO L290 TraceCheckUtils]: 30: Hoare triple {7828#true} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {7828#true} is VALID [2022-02-20 18:07:02,765 INFO L290 TraceCheckUtils]: 31: Hoare triple {7828#true} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {7828#true} is VALID [2022-02-20 18:07:02,765 INFO L290 TraceCheckUtils]: 32: Hoare triple {7828#true} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {7828#true} is VALID [2022-02-20 18:07:02,765 INFO L290 TraceCheckUtils]: 33: Hoare triple {7828#true} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {7828#true} is VALID [2022-02-20 18:07:02,765 INFO L290 TraceCheckUtils]: 34: Hoare triple {7828#true} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {7828#true} is VALID [2022-02-20 18:07:02,765 INFO L272 TraceCheckUtils]: 35: Hoare triple {7828#true} call activatePump_#t~ret16#1 := isMethaneAlarm(); {7828#true} is VALID [2022-02-20 18:07:02,765 INFO L290 TraceCheckUtils]: 36: Hoare triple {7828#true} havoc ~retValue_acc~7; {7828#true} is VALID [2022-02-20 18:07:02,766 INFO L272 TraceCheckUtils]: 37: Hoare triple {7828#true} call #t~ret17 := isMethaneLevelCritical(); {7828#true} is VALID [2022-02-20 18:07:02,776 INFO L290 TraceCheckUtils]: 38: Hoare triple {7828#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,776 INFO L290 TraceCheckUtils]: 39: Hoare triple {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,777 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {7828#true} #294#return; {7905#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} is VALID [2022-02-20 18:07:02,777 INFO L290 TraceCheckUtils]: 41: Hoare triple {7905#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,777 INFO L290 TraceCheckUtils]: 42: Hoare triple {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} assume true; {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,778 INFO L284 TraceCheckUtils]: 43: Hoare quadruple {7906#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} {7828#true} #288#return; {7900#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} is VALID [2022-02-20 18:07:02,778 INFO L290 TraceCheckUtils]: 44: Hoare triple {7900#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {7901#(or (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|) (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:02,778 INFO L290 TraceCheckUtils]: 45: Hoare triple {7901#(or (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|) (= ~methaneLevelCritical~0 0))} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,779 INFO L290 TraceCheckUtils]: 46: Hoare triple {7861#(= ~methaneLevelCritical~0 0)} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,779 INFO L290 TraceCheckUtils]: 47: Hoare triple {7861#(= ~methaneLevelCritical~0 0)} assume { :end_inline_activatePump } true; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,779 INFO L290 TraceCheckUtils]: 48: Hoare triple {7861#(= ~methaneLevelCritical~0 0)} assume true; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,779 INFO L284 TraceCheckUtils]: 49: Hoare quadruple {7861#(= ~methaneLevelCritical~0 0)} {7828#true} #264#return; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,780 INFO L290 TraceCheckUtils]: 50: Hoare triple {7861#(= ~methaneLevelCritical~0 0)} assume true; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,780 INFO L284 TraceCheckUtils]: 51: Hoare quadruple {7861#(= ~methaneLevelCritical~0 0)} {7828#true} #272#return; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,780 INFO L290 TraceCheckUtils]: 52: Hoare triple {7861#(= ~methaneLevelCritical~0 0)} assume { :end_inline_processEnvironment } true; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,780 INFO L290 TraceCheckUtils]: 53: Hoare triple {7861#(= ~methaneLevelCritical~0 0)} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {7861#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:02,780 INFO L272 TraceCheckUtils]: 54: Hoare triple {7861#(= ~methaneLevelCritical~0 0)} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {7828#true} is VALID [2022-02-20 18:07:02,781 INFO L290 TraceCheckUtils]: 55: Hoare triple {7828#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,781 INFO L290 TraceCheckUtils]: 56: Hoare triple {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:02,781 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {7907#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {7861#(= ~methaneLevelCritical~0 0)} #274#return; {7865#(= |timeShift___utac_acc__Specification1_spec__1_#t~ret10#1| 0)} is VALID [2022-02-20 18:07:02,782 INFO L290 TraceCheckUtils]: 58: Hoare triple {7865#(= |timeShift___utac_acc__Specification1_spec__1_#t~ret10#1| 0)} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {7866#(= |timeShift___utac_acc__Specification1_spec__1_~tmp~0#1| 0)} is VALID [2022-02-20 18:07:02,782 INFO L290 TraceCheckUtils]: 59: Hoare triple {7866#(= |timeShift___utac_acc__Specification1_spec__1_~tmp~0#1| 0)} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~8#1;havoc isPumpRunning_~retValue_acc~8#1;isPumpRunning_~retValue_acc~8#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; {7829#false} is VALID [2022-02-20 18:07:02,782 INFO L290 TraceCheckUtils]: 60: Hoare triple {7829#false} __utac_acc__Specification1_spec__1_#t~ret11#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11#1 && __utac_acc__Specification1_spec__1_#t~ret11#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0#1 := __utac_acc__Specification1_spec__1_#t~ret11#1;havoc __utac_acc__Specification1_spec__1_#t~ret11#1; {7829#false} is VALID [2022-02-20 18:07:02,782 INFO L290 TraceCheckUtils]: 61: Hoare triple {7829#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline___automaton_fail } true; {7829#false} is VALID [2022-02-20 18:07:02,782 INFO L290 TraceCheckUtils]: 62: Hoare triple {7829#false} assume !false; {7829#false} is VALID [2022-02-20 18:07:02,782 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-20 18:07:02,782 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:07:02,782 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108854181] [2022-02-20 18:07:02,783 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108854181] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:07:02,783 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:07:02,783 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-20 18:07:02,783 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099187962] [2022-02-20 18:07:02,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:07:02,783 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.0) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (7), 3 states have call predecessors, (7), 4 states have return successors, (6), 5 states have call predecessors, (6), 2 states have call successors, (6) Word has length 63 [2022-02-20 18:07:02,783 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:07:02,784 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 12 states, 12 states have (on average 4.0) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (7), 3 states have call predecessors, (7), 4 states have return successors, (6), 5 states have call predecessors, (6), 2 states have call successors, (6) [2022-02-20 18:07:02,814 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:02,814 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-02-20 18:07:02,814 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:07:02,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-02-20 18:07:02,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2022-02-20 18:07:02,815 INFO L87 Difference]: Start difference. First operand 296 states and 360 transitions. Second operand has 12 states, 12 states have (on average 4.0) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (7), 3 states have call predecessors, (7), 4 states have return successors, (6), 5 states have call predecessors, (6), 2 states have call successors, (6) [2022-02-20 18:07:04,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:04,980 INFO L93 Difference]: Finished difference Result 916 states and 1158 transitions. [2022-02-20 18:07:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-20 18:07:04,980 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.0) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (7), 3 states have call predecessors, (7), 4 states have return successors, (6), 5 states have call predecessors, (6), 2 states have call successors, (6) Word has length 63 [2022-02-20 18:07:04,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:07:04,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 4.0) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (7), 3 states have call predecessors, (7), 4 states have return successors, (6), 5 states have call predecessors, (6), 2 states have call successors, (6) [2022-02-20 18:07:04,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 453 transitions. [2022-02-20 18:07:04,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 4.0) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (7), 3 states have call predecessors, (7), 4 states have return successors, (6), 5 states have call predecessors, (6), 2 states have call successors, (6) [2022-02-20 18:07:04,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 453 transitions. [2022-02-20 18:07:04,989 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 29 states and 453 transitions. [2022-02-20 18:07:05,276 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 453 edges. 453 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:05,313 INFO L225 Difference]: With dead ends: 916 [2022-02-20 18:07:05,313 INFO L226 Difference]: Without dead ends: 627 [2022-02-20 18:07:05,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 257 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=229, Invalid=961, Unknown=0, NotChecked=0, Total=1190 [2022-02-20 18:07:05,315 INFO L933 BasicCegarLoop]: 103 mSDtfsCounter, 525 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 861 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 533 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 1143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-20 18:07:05,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [533 Valid, 483 Invalid, 1143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 861 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-20 18:07:05,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2022-02-20 18:07:05,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 602. [2022-02-20 18:07:05,363 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:07:05,364 INFO L82 GeneralOperation]: Start isEquivalent. First operand 627 states. Second operand has 602 states, 437 states have (on average 1.1807780320366132) internal successors, (516), 467 states have internal predecessors, (516), 86 states have call successors, (86), 68 states have call predecessors, (86), 78 states have return successors, (135), 86 states have call predecessors, (135), 86 states have call successors, (135) [2022-02-20 18:07:05,365 INFO L74 IsIncluded]: Start isIncluded. First operand 627 states. Second operand has 602 states, 437 states have (on average 1.1807780320366132) internal successors, (516), 467 states have internal predecessors, (516), 86 states have call successors, (86), 68 states have call predecessors, (86), 78 states have return successors, (135), 86 states have call predecessors, (135), 86 states have call successors, (135) [2022-02-20 18:07:05,366 INFO L87 Difference]: Start difference. First operand 627 states. Second operand has 602 states, 437 states have (on average 1.1807780320366132) internal successors, (516), 467 states have internal predecessors, (516), 86 states have call successors, (86), 68 states have call predecessors, (86), 78 states have return successors, (135), 86 states have call predecessors, (135), 86 states have call successors, (135) [2022-02-20 18:07:05,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:05,382 INFO L93 Difference]: Finished difference Result 627 states and 768 transitions. [2022-02-20 18:07:05,382 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 768 transitions. [2022-02-20 18:07:05,384 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:05,384 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:05,385 INFO L74 IsIncluded]: Start isIncluded. First operand has 602 states, 437 states have (on average 1.1807780320366132) internal successors, (516), 467 states have internal predecessors, (516), 86 states have call successors, (86), 68 states have call predecessors, (86), 78 states have return successors, (135), 86 states have call predecessors, (135), 86 states have call successors, (135) Second operand 627 states. [2022-02-20 18:07:05,386 INFO L87 Difference]: Start difference. First operand has 602 states, 437 states have (on average 1.1807780320366132) internal successors, (516), 467 states have internal predecessors, (516), 86 states have call successors, (86), 68 states have call predecessors, (86), 78 states have return successors, (135), 86 states have call predecessors, (135), 86 states have call successors, (135) Second operand 627 states. [2022-02-20 18:07:05,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:05,403 INFO L93 Difference]: Finished difference Result 627 states and 768 transitions. [2022-02-20 18:07:05,403 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 768 transitions. [2022-02-20 18:07:05,404 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:05,404 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:05,404 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:07:05,404 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:07:05,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 602 states, 437 states have (on average 1.1807780320366132) internal successors, (516), 467 states have internal predecessors, (516), 86 states have call successors, (86), 68 states have call predecessors, (86), 78 states have return successors, (135), 86 states have call predecessors, (135), 86 states have call successors, (135) [2022-02-20 18:07:05,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 737 transitions. [2022-02-20 18:07:05,425 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 737 transitions. Word has length 63 [2022-02-20 18:07:05,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:07:05,425 INFO L470 AbstractCegarLoop]: Abstraction has 602 states and 737 transitions. [2022-02-20 18:07:05,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.0) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (7), 3 states have call predecessors, (7), 4 states have return successors, (6), 5 states have call predecessors, (6), 2 states have call successors, (6) [2022-02-20 18:07:05,425 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 737 transitions. [2022-02-20 18:07:05,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-02-20 18:07:05,427 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:07:05,427 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:07:05,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-20 18:07:05,427 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:07:05,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:07:05,428 INFO L85 PathProgramCache]: Analyzing trace with hash -991857476, now seen corresponding path program 1 times [2022-02-20 18:07:05,428 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:07:05,428 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295158175] [2022-02-20 18:07:05,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:07:05,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:07:05,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-02-20 18:07:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,475 INFO L290 TraceCheckUtils]: 0: Hoare triple {11392#(= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {11308#true} is VALID [2022-02-20 18:07:05,475 INFO L290 TraceCheckUtils]: 1: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,475 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {11308#true} {11310#(= 1 ~systemActive~0)} #280#return; {11310#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:05,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-02-20 18:07:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,485 INFO L290 TraceCheckUtils]: 0: Hoare triple {11393#(= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {11394#(= ~methaneLevelCritical~0 1)} is VALID [2022-02-20 18:07:05,485 INFO L290 TraceCheckUtils]: 1: Hoare triple {11394#(= ~methaneLevelCritical~0 1)} assume true; {11394#(= ~methaneLevelCritical~0 1)} is VALID [2022-02-20 18:07:05,486 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {11394#(= ~methaneLevelCritical~0 1)} {11310#(= 1 ~systemActive~0)} #282#return; {11317#(= ~methaneLevelCritical~0 ~systemActive~0)} is VALID [2022-02-20 18:07:05,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-02-20 18:07:05,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:07:05,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:07:05,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-02-20 18:07:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-02-20 18:07:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,618 INFO L290 TraceCheckUtils]: 0: Hoare triple {11308#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,618 INFO L290 TraceCheckUtils]: 1: Hoare triple {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,619 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {11308#true} #294#return; {11467#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} is VALID [2022-02-20 18:07:05,619 INFO L290 TraceCheckUtils]: 0: Hoare triple {11308#true} havoc ~retValue_acc~7; {11308#true} is VALID [2022-02-20 18:07:05,619 INFO L272 TraceCheckUtils]: 1: Hoare triple {11308#true} call #t~ret17 := isMethaneLevelCritical(); {11308#true} is VALID [2022-02-20 18:07:05,619 INFO L290 TraceCheckUtils]: 2: Hoare triple {11308#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,620 INFO L290 TraceCheckUtils]: 3: Hoare triple {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,620 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {11308#true} #294#return; {11467#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} is VALID [2022-02-20 18:07:05,621 INFO L290 TraceCheckUtils]: 5: Hoare triple {11467#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,621 INFO L290 TraceCheckUtils]: 6: Hoare triple {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} assume true; {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,622 INFO L284 TraceCheckUtils]: 7: Hoare quadruple {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} {11308#true} #288#return; {11462#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} is VALID [2022-02-20 18:07:05,622 INFO L290 TraceCheckUtils]: 0: Hoare triple {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {11308#true} is VALID [2022-02-20 18:07:05,622 INFO L290 TraceCheckUtils]: 1: Hoare triple {11308#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {11308#true} is VALID [2022-02-20 18:07:05,622 INFO L290 TraceCheckUtils]: 2: Hoare triple {11308#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {11308#true} is VALID [2022-02-20 18:07:05,622 INFO L290 TraceCheckUtils]: 3: Hoare triple {11308#true} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {11308#true} is VALID [2022-02-20 18:07:05,622 INFO L290 TraceCheckUtils]: 4: Hoare triple {11308#true} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {11308#true} is VALID [2022-02-20 18:07:05,622 INFO L290 TraceCheckUtils]: 5: Hoare triple {11308#true} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {11308#true} is VALID [2022-02-20 18:07:05,622 INFO L290 TraceCheckUtils]: 6: Hoare triple {11308#true} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {11308#true} is VALID [2022-02-20 18:07:05,622 INFO L290 TraceCheckUtils]: 7: Hoare triple {11308#true} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {11308#true} is VALID [2022-02-20 18:07:05,622 INFO L272 TraceCheckUtils]: 8: Hoare triple {11308#true} call activatePump_#t~ret16#1 := isMethaneAlarm(); {11308#true} is VALID [2022-02-20 18:07:05,622 INFO L290 TraceCheckUtils]: 9: Hoare triple {11308#true} havoc ~retValue_acc~7; {11308#true} is VALID [2022-02-20 18:07:05,622 INFO L272 TraceCheckUtils]: 10: Hoare triple {11308#true} call #t~ret17 := isMethaneLevelCritical(); {11308#true} is VALID [2022-02-20 18:07:05,623 INFO L290 TraceCheckUtils]: 11: Hoare triple {11308#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,623 INFO L290 TraceCheckUtils]: 12: Hoare triple {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,624 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {11308#true} #294#return; {11467#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} is VALID [2022-02-20 18:07:05,624 INFO L290 TraceCheckUtils]: 14: Hoare triple {11467#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,624 INFO L290 TraceCheckUtils]: 15: Hoare triple {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} assume true; {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,625 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} {11308#true} #288#return; {11462#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} is VALID [2022-02-20 18:07:05,625 INFO L290 TraceCheckUtils]: 17: Hoare triple {11462#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {11463#(or (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|) (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:05,625 INFO L290 TraceCheckUtils]: 18: Hoare triple {11463#(or (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|) (= ~methaneLevelCritical~0 0))} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,626 INFO L290 TraceCheckUtils]: 19: Hoare triple {11453#(= ~methaneLevelCritical~0 0)} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,626 INFO L290 TraceCheckUtils]: 20: Hoare triple {11453#(= ~methaneLevelCritical~0 0)} assume { :end_inline_activatePump } true; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,626 INFO L290 TraceCheckUtils]: 21: Hoare triple {11453#(= ~methaneLevelCritical~0 0)} assume true; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,627 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {11453#(= ~methaneLevelCritical~0 0)} {11308#true} #264#return; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,627 INFO L290 TraceCheckUtils]: 0: Hoare triple {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {11308#true} is VALID [2022-02-20 18:07:05,627 INFO L290 TraceCheckUtils]: 1: Hoare triple {11308#true} assume !(0 != ~pumpRunning~0); {11308#true} is VALID [2022-02-20 18:07:05,627 INFO L272 TraceCheckUtils]: 2: Hoare triple {11308#true} call processEnvironment__wrappee__highWaterSensor(); {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:05,627 INFO L290 TraceCheckUtils]: 3: Hoare triple {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {11308#true} is VALID [2022-02-20 18:07:05,627 INFO L290 TraceCheckUtils]: 4: Hoare triple {11308#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {11308#true} is VALID [2022-02-20 18:07:05,627 INFO L290 TraceCheckUtils]: 5: Hoare triple {11308#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {11308#true} is VALID [2022-02-20 18:07:05,627 INFO L290 TraceCheckUtils]: 6: Hoare triple {11308#true} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {11308#true} is VALID [2022-02-20 18:07:05,628 INFO L290 TraceCheckUtils]: 7: Hoare triple {11308#true} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {11308#true} is VALID [2022-02-20 18:07:05,628 INFO L290 TraceCheckUtils]: 8: Hoare triple {11308#true} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {11308#true} is VALID [2022-02-20 18:07:05,628 INFO L290 TraceCheckUtils]: 9: Hoare triple {11308#true} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {11308#true} is VALID [2022-02-20 18:07:05,628 INFO L290 TraceCheckUtils]: 10: Hoare triple {11308#true} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {11308#true} is VALID [2022-02-20 18:07:05,628 INFO L272 TraceCheckUtils]: 11: Hoare triple {11308#true} call activatePump_#t~ret16#1 := isMethaneAlarm(); {11308#true} is VALID [2022-02-20 18:07:05,628 INFO L290 TraceCheckUtils]: 12: Hoare triple {11308#true} havoc ~retValue_acc~7; {11308#true} is VALID [2022-02-20 18:07:05,628 INFO L272 TraceCheckUtils]: 13: Hoare triple {11308#true} call #t~ret17 := isMethaneLevelCritical(); {11308#true} is VALID [2022-02-20 18:07:05,628 INFO L290 TraceCheckUtils]: 14: Hoare triple {11308#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,629 INFO L290 TraceCheckUtils]: 15: Hoare triple {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,629 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {11308#true} #294#return; {11467#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} is VALID [2022-02-20 18:07:05,629 INFO L290 TraceCheckUtils]: 17: Hoare triple {11467#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,630 INFO L290 TraceCheckUtils]: 18: Hoare triple {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} assume true; {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,630 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} {11308#true} #288#return; {11462#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} is VALID [2022-02-20 18:07:05,630 INFO L290 TraceCheckUtils]: 20: Hoare triple {11462#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {11463#(or (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|) (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:05,631 INFO L290 TraceCheckUtils]: 21: Hoare triple {11463#(or (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|) (= ~methaneLevelCritical~0 0))} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,631 INFO L290 TraceCheckUtils]: 22: Hoare triple {11453#(= ~methaneLevelCritical~0 0)} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,631 INFO L290 TraceCheckUtils]: 23: Hoare triple {11453#(= ~methaneLevelCritical~0 0)} assume { :end_inline_activatePump } true; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,632 INFO L290 TraceCheckUtils]: 24: Hoare triple {11453#(= ~methaneLevelCritical~0 0)} assume true; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,632 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {11453#(= ~methaneLevelCritical~0 0)} {11308#true} #264#return; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,632 INFO L290 TraceCheckUtils]: 26: Hoare triple {11453#(= ~methaneLevelCritical~0 0)} assume true; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,633 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {11453#(= ~methaneLevelCritical~0 0)} {11396#(not (= 0 ~systemActive~0))} #272#return; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-02-20 18:07:05,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,644 INFO L290 TraceCheckUtils]: 0: Hoare triple {11308#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11308#true} is VALID [2022-02-20 18:07:05,644 INFO L290 TraceCheckUtils]: 1: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,644 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {11308#true} {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} #274#return; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,644 INFO L290 TraceCheckUtils]: 0: Hoare triple {11395#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))} assume !(0 != ~pumpRunning~0); {11308#true} is VALID [2022-02-20 18:07:05,645 INFO L290 TraceCheckUtils]: 1: Hoare triple {11308#true} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {11396#(not (= 0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,645 INFO L290 TraceCheckUtils]: 2: Hoare triple {11396#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {11396#(not (= 0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,645 INFO L272 TraceCheckUtils]: 3: Hoare triple {11396#(not (= 0 ~systemActive~0))} call processEnvironment__wrappee__methaneQuery(); {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:05,645 INFO L290 TraceCheckUtils]: 4: Hoare triple {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {11308#true} is VALID [2022-02-20 18:07:05,645 INFO L290 TraceCheckUtils]: 5: Hoare triple {11308#true} assume !(0 != ~pumpRunning~0); {11308#true} is VALID [2022-02-20 18:07:05,646 INFO L272 TraceCheckUtils]: 6: Hoare triple {11308#true} call processEnvironment__wrappee__highWaterSensor(); {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:05,646 INFO L290 TraceCheckUtils]: 7: Hoare triple {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {11308#true} is VALID [2022-02-20 18:07:05,646 INFO L290 TraceCheckUtils]: 8: Hoare triple {11308#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {11308#true} is VALID [2022-02-20 18:07:05,646 INFO L290 TraceCheckUtils]: 9: Hoare triple {11308#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {11308#true} is VALID [2022-02-20 18:07:05,646 INFO L290 TraceCheckUtils]: 10: Hoare triple {11308#true} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {11308#true} is VALID [2022-02-20 18:07:05,646 INFO L290 TraceCheckUtils]: 11: Hoare triple {11308#true} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {11308#true} is VALID [2022-02-20 18:07:05,646 INFO L290 TraceCheckUtils]: 12: Hoare triple {11308#true} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {11308#true} is VALID [2022-02-20 18:07:05,646 INFO L290 TraceCheckUtils]: 13: Hoare triple {11308#true} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {11308#true} is VALID [2022-02-20 18:07:05,646 INFO L290 TraceCheckUtils]: 14: Hoare triple {11308#true} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {11308#true} is VALID [2022-02-20 18:07:05,646 INFO L272 TraceCheckUtils]: 15: Hoare triple {11308#true} call activatePump_#t~ret16#1 := isMethaneAlarm(); {11308#true} is VALID [2022-02-20 18:07:05,646 INFO L290 TraceCheckUtils]: 16: Hoare triple {11308#true} havoc ~retValue_acc~7; {11308#true} is VALID [2022-02-20 18:07:05,646 INFO L272 TraceCheckUtils]: 17: Hoare triple {11308#true} call #t~ret17 := isMethaneLevelCritical(); {11308#true} is VALID [2022-02-20 18:07:05,647 INFO L290 TraceCheckUtils]: 18: Hoare triple {11308#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,647 INFO L290 TraceCheckUtils]: 19: Hoare triple {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,647 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {11308#true} #294#return; {11467#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} is VALID [2022-02-20 18:07:05,648 INFO L290 TraceCheckUtils]: 21: Hoare triple {11467#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,648 INFO L290 TraceCheckUtils]: 22: Hoare triple {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} assume true; {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,648 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} {11308#true} #288#return; {11462#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} is VALID [2022-02-20 18:07:05,649 INFO L290 TraceCheckUtils]: 24: Hoare triple {11462#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {11463#(or (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|) (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:05,649 INFO L290 TraceCheckUtils]: 25: Hoare triple {11463#(or (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|) (= ~methaneLevelCritical~0 0))} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,649 INFO L290 TraceCheckUtils]: 26: Hoare triple {11453#(= ~methaneLevelCritical~0 0)} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,650 INFO L290 TraceCheckUtils]: 27: Hoare triple {11453#(= ~methaneLevelCritical~0 0)} assume { :end_inline_activatePump } true; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,650 INFO L290 TraceCheckUtils]: 28: Hoare triple {11453#(= ~methaneLevelCritical~0 0)} assume true; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,650 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {11453#(= ~methaneLevelCritical~0 0)} {11308#true} #264#return; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,650 INFO L290 TraceCheckUtils]: 30: Hoare triple {11453#(= ~methaneLevelCritical~0 0)} assume true; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,651 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {11453#(= ~methaneLevelCritical~0 0)} {11396#(not (= 0 ~systemActive~0))} #272#return; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,651 INFO L290 TraceCheckUtils]: 32: Hoare triple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} assume { :end_inline_processEnvironment } true; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,651 INFO L290 TraceCheckUtils]: 33: Hoare triple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,651 INFO L272 TraceCheckUtils]: 34: Hoare triple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {11308#true} is VALID [2022-02-20 18:07:05,651 INFO L290 TraceCheckUtils]: 35: Hoare triple {11308#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11308#true} is VALID [2022-02-20 18:07:05,651 INFO L290 TraceCheckUtils]: 36: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,652 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {11308#true} {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} #274#return; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,652 INFO L290 TraceCheckUtils]: 38: Hoare triple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,652 INFO L290 TraceCheckUtils]: 39: Hoare triple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} assume !(0 != __utac_acc__Specification1_spec__1_~tmp~0#1); {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,653 INFO L290 TraceCheckUtils]: 40: Hoare triple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} assume { :end_inline___utac_acc__Specification1_spec__1 } true; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,653 INFO L290 TraceCheckUtils]: 41: Hoare triple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} assume true; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,653 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} {11317#(= ~methaneLevelCritical~0 ~systemActive~0)} #284#return; {11309#false} is VALID [2022-02-20 18:07:05,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-02-20 18:07:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,657 INFO L290 TraceCheckUtils]: 0: Hoare triple {11393#(= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {11308#true} is VALID [2022-02-20 18:07:05,657 INFO L290 TraceCheckUtils]: 1: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,657 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {11308#true} {11309#false} #282#return; {11309#false} is VALID [2022-02-20 18:07:05,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-02-20 18:07:05,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-02-20 18:07:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,668 INFO L290 TraceCheckUtils]: 0: Hoare triple {11308#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11308#true} is VALID [2022-02-20 18:07:05,668 INFO L290 TraceCheckUtils]: 1: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,668 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {11308#true} {11308#true} #294#return; {11308#true} is VALID [2022-02-20 18:07:05,668 INFO L290 TraceCheckUtils]: 0: Hoare triple {11308#true} havoc ~retValue_acc~7; {11308#true} is VALID [2022-02-20 18:07:05,668 INFO L272 TraceCheckUtils]: 1: Hoare triple {11308#true} call #t~ret17 := isMethaneLevelCritical(); {11308#true} is VALID [2022-02-20 18:07:05,668 INFO L290 TraceCheckUtils]: 2: Hoare triple {11308#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11308#true} is VALID [2022-02-20 18:07:05,668 INFO L290 TraceCheckUtils]: 3: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,669 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {11308#true} {11308#true} #294#return; {11308#true} is VALID [2022-02-20 18:07:05,669 INFO L290 TraceCheckUtils]: 5: Hoare triple {11308#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {11308#true} is VALID [2022-02-20 18:07:05,669 INFO L290 TraceCheckUtils]: 6: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,669 INFO L284 TraceCheckUtils]: 7: Hoare quadruple {11308#true} {11309#false} #266#return; {11309#false} is VALID [2022-02-20 18:07:05,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-02-20 18:07:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-02-20 18:07:05,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:07:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,680 INFO L290 TraceCheckUtils]: 0: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,680 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {11308#true} {11308#true} #292#return; {11308#true} is VALID [2022-02-20 18:07:05,680 INFO L290 TraceCheckUtils]: 0: Hoare triple {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {11308#true} is VALID [2022-02-20 18:07:05,680 INFO L290 TraceCheckUtils]: 1: Hoare triple {11308#true} assume !(0 == ~pumpRunning~0); {11308#true} is VALID [2022-02-20 18:07:05,680 INFO L272 TraceCheckUtils]: 2: Hoare triple {11308#true} call processEnvironment__wrappee__base(); {11308#true} is VALID [2022-02-20 18:07:05,680 INFO L290 TraceCheckUtils]: 3: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,680 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {11308#true} {11308#true} #292#return; {11308#true} is VALID [2022-02-20 18:07:05,680 INFO L290 TraceCheckUtils]: 5: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,680 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {11308#true} {11308#true} #262#return; {11308#true} is VALID [2022-02-20 18:07:05,680 INFO L290 TraceCheckUtils]: 0: Hoare triple {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {11308#true} is VALID [2022-02-20 18:07:05,681 INFO L290 TraceCheckUtils]: 1: Hoare triple {11308#true} assume 0 != ~pumpRunning~0;assume { :begin_inline_isLowWaterLevel } true;havoc isLowWaterLevel_#res#1;havoc isLowWaterLevel_#t~ret27#1, isLowWaterLevel_~retValue_acc~10#1, isLowWaterLevel_~tmp~7#1, isLowWaterLevel_~tmp___0~2#1;havoc isLowWaterLevel_~retValue_acc~10#1;havoc isLowWaterLevel_~tmp~7#1;havoc isLowWaterLevel_~tmp___0~2#1;assume { :begin_inline_isLowWaterSensorDry } true;havoc isLowWaterSensorDry_#res#1;havoc isLowWaterSensorDry_~retValue_acc~5#1;havoc isLowWaterSensorDry_~retValue_acc~5#1;isLowWaterSensorDry_~retValue_acc~5#1 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; {11308#true} is VALID [2022-02-20 18:07:05,685 INFO L290 TraceCheckUtils]: 2: Hoare triple {11308#true} isLowWaterLevel_#t~ret27#1 := isLowWaterSensorDry_#res#1;assume { :end_inline_isLowWaterSensorDry } true;assume -2147483648 <= isLowWaterLevel_#t~ret27#1 && isLowWaterLevel_#t~ret27#1 <= 2147483647;isLowWaterLevel_~tmp~7#1 := isLowWaterLevel_#t~ret27#1;havoc isLowWaterLevel_#t~ret27#1; {11308#true} is VALID [2022-02-20 18:07:05,685 INFO L290 TraceCheckUtils]: 3: Hoare triple {11308#true} assume 0 != isLowWaterLevel_~tmp~7#1;isLowWaterLevel_~tmp___0~2#1 := 0; {11308#true} is VALID [2022-02-20 18:07:05,685 INFO L290 TraceCheckUtils]: 4: Hoare triple {11308#true} isLowWaterLevel_~retValue_acc~10#1 := isLowWaterLevel_~tmp___0~2#1;isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~10#1; {11308#true} is VALID [2022-02-20 18:07:05,686 INFO L290 TraceCheckUtils]: 5: Hoare triple {11308#true} #t~ret14#1 := isLowWaterLevel_#res#1;assume { :end_inline_isLowWaterLevel } true;assume -2147483648 <= #t~ret14#1 && #t~ret14#1 <= 2147483647;~tmp~3#1 := #t~ret14#1;havoc #t~ret14#1; {11308#true} is VALID [2022-02-20 18:07:05,686 INFO L290 TraceCheckUtils]: 6: Hoare triple {11308#true} assume !(0 != ~tmp~3#1); {11308#true} is VALID [2022-02-20 18:07:05,686 INFO L272 TraceCheckUtils]: 7: Hoare triple {11308#true} call processEnvironment__wrappee__highWaterSensor(); {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:05,686 INFO L290 TraceCheckUtils]: 8: Hoare triple {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {11308#true} is VALID [2022-02-20 18:07:05,686 INFO L290 TraceCheckUtils]: 9: Hoare triple {11308#true} assume !(0 == ~pumpRunning~0); {11308#true} is VALID [2022-02-20 18:07:05,686 INFO L272 TraceCheckUtils]: 10: Hoare triple {11308#true} call processEnvironment__wrappee__base(); {11308#true} is VALID [2022-02-20 18:07:05,686 INFO L290 TraceCheckUtils]: 11: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,686 INFO L284 TraceCheckUtils]: 12: Hoare quadruple {11308#true} {11308#true} #292#return; {11308#true} is VALID [2022-02-20 18:07:05,686 INFO L290 TraceCheckUtils]: 13: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,687 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {11308#true} {11308#true} #262#return; {11308#true} is VALID [2022-02-20 18:07:05,687 INFO L290 TraceCheckUtils]: 15: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,687 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {11308#true} {11309#false} #270#return; {11309#false} is VALID [2022-02-20 18:07:05,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-02-20 18:07:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,689 INFO L290 TraceCheckUtils]: 0: Hoare triple {11308#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11308#true} is VALID [2022-02-20 18:07:05,689 INFO L290 TraceCheckUtils]: 1: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,689 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {11308#true} {11309#false} #274#return; {11309#false} is VALID [2022-02-20 18:07:05,690 INFO L290 TraceCheckUtils]: 0: Hoare triple {11308#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {11310#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:05,691 INFO L290 TraceCheckUtils]: 1: Hoare triple {11310#(= 1 ~systemActive~0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; {11310#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:05,691 INFO L290 TraceCheckUtils]: 2: Hoare triple {11310#(= 1 ~systemActive~0)} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {11310#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:05,691 INFO L290 TraceCheckUtils]: 3: Hoare triple {11310#(= 1 ~systemActive~0)} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; {11310#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:05,692 INFO L290 TraceCheckUtils]: 4: Hoare triple {11310#(= 1 ~systemActive~0)} main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret12#1 && main_#t~ret12#1 <= 2147483647;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; {11310#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:05,692 INFO L290 TraceCheckUtils]: 5: Hoare triple {11310#(= 1 ~systemActive~0)} assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; {11310#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:05,692 INFO L290 TraceCheckUtils]: 6: Hoare triple {11310#(= 1 ~systemActive~0)} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {11310#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:05,692 INFO L290 TraceCheckUtils]: 7: Hoare triple {11310#(= 1 ~systemActive~0)} assume !false; {11310#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:05,693 INFO L290 TraceCheckUtils]: 8: Hoare triple {11310#(= 1 ~systemActive~0)} assume test_~splverifierCounter~0#1 < 4; {11310#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:05,693 INFO L290 TraceCheckUtils]: 9: Hoare triple {11310#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet28#1 && test_#t~nondet28#1 <= 2147483647;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; {11310#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:05,693 INFO L290 TraceCheckUtils]: 10: Hoare triple {11310#(= 1 ~systemActive~0)} assume 0 != test_~tmp~8#1; {11310#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:05,694 INFO L272 TraceCheckUtils]: 11: Hoare triple {11310#(= 1 ~systemActive~0)} call waterRise(); {11392#(= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2022-02-20 18:07:05,694 INFO L290 TraceCheckUtils]: 12: Hoare triple {11392#(= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {11308#true} is VALID [2022-02-20 18:07:05,694 INFO L290 TraceCheckUtils]: 13: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,694 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {11308#true} {11310#(= 1 ~systemActive~0)} #280#return; {11310#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:05,694 INFO L290 TraceCheckUtils]: 15: Hoare triple {11310#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet29#1 && test_#t~nondet29#1 <= 2147483647;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; {11310#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:05,695 INFO L290 TraceCheckUtils]: 16: Hoare triple {11310#(= 1 ~systemActive~0)} assume 0 != test_~tmp___0~3#1; {11310#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:05,695 INFO L272 TraceCheckUtils]: 17: Hoare triple {11310#(= 1 ~systemActive~0)} call changeMethaneLevel(); {11393#(= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,695 INFO L290 TraceCheckUtils]: 18: Hoare triple {11393#(= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {11394#(= ~methaneLevelCritical~0 1)} is VALID [2022-02-20 18:07:05,695 INFO L290 TraceCheckUtils]: 19: Hoare triple {11394#(= ~methaneLevelCritical~0 1)} assume true; {11394#(= ~methaneLevelCritical~0 1)} is VALID [2022-02-20 18:07:05,696 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {11394#(= ~methaneLevelCritical~0 1)} {11310#(= 1 ~systemActive~0)} #282#return; {11317#(= ~methaneLevelCritical~0 ~systemActive~0)} is VALID [2022-02-20 18:07:05,696 INFO L290 TraceCheckUtils]: 21: Hoare triple {11317#(= ~methaneLevelCritical~0 ~systemActive~0)} assume -2147483648 <= test_#t~nondet30#1 && test_#t~nondet30#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; {11317#(= ~methaneLevelCritical~0 ~systemActive~0)} is VALID [2022-02-20 18:07:05,696 INFO L290 TraceCheckUtils]: 22: Hoare triple {11317#(= ~methaneLevelCritical~0 ~systemActive~0)} assume 0 != test_~tmp___2~0#1; {11317#(= ~methaneLevelCritical~0 ~systemActive~0)} is VALID [2022-02-20 18:07:05,697 INFO L272 TraceCheckUtils]: 23: Hoare triple {11317#(= ~methaneLevelCritical~0 ~systemActive~0)} call timeShift(); {11395#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))} is VALID [2022-02-20 18:07:05,697 INFO L290 TraceCheckUtils]: 24: Hoare triple {11395#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))} assume !(0 != ~pumpRunning~0); {11308#true} is VALID [2022-02-20 18:07:05,697 INFO L290 TraceCheckUtils]: 25: Hoare triple {11308#true} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {11396#(not (= 0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,697 INFO L290 TraceCheckUtils]: 26: Hoare triple {11396#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {11396#(not (= 0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,698 INFO L272 TraceCheckUtils]: 27: Hoare triple {11396#(not (= 0 ~systemActive~0))} call processEnvironment__wrappee__methaneQuery(); {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:05,698 INFO L290 TraceCheckUtils]: 28: Hoare triple {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {11308#true} is VALID [2022-02-20 18:07:05,698 INFO L290 TraceCheckUtils]: 29: Hoare triple {11308#true} assume !(0 != ~pumpRunning~0); {11308#true} is VALID [2022-02-20 18:07:05,698 INFO L272 TraceCheckUtils]: 30: Hoare triple {11308#true} call processEnvironment__wrappee__highWaterSensor(); {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:05,698 INFO L290 TraceCheckUtils]: 31: Hoare triple {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {11308#true} is VALID [2022-02-20 18:07:05,698 INFO L290 TraceCheckUtils]: 32: Hoare triple {11308#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {11308#true} is VALID [2022-02-20 18:07:05,698 INFO L290 TraceCheckUtils]: 33: Hoare triple {11308#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {11308#true} is VALID [2022-02-20 18:07:05,698 INFO L290 TraceCheckUtils]: 34: Hoare triple {11308#true} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {11308#true} is VALID [2022-02-20 18:07:05,698 INFO L290 TraceCheckUtils]: 35: Hoare triple {11308#true} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {11308#true} is VALID [2022-02-20 18:07:05,698 INFO L290 TraceCheckUtils]: 36: Hoare triple {11308#true} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {11308#true} is VALID [2022-02-20 18:07:05,698 INFO L290 TraceCheckUtils]: 37: Hoare triple {11308#true} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {11308#true} is VALID [2022-02-20 18:07:05,699 INFO L290 TraceCheckUtils]: 38: Hoare triple {11308#true} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {11308#true} is VALID [2022-02-20 18:07:05,699 INFO L272 TraceCheckUtils]: 39: Hoare triple {11308#true} call activatePump_#t~ret16#1 := isMethaneAlarm(); {11308#true} is VALID [2022-02-20 18:07:05,699 INFO L290 TraceCheckUtils]: 40: Hoare triple {11308#true} havoc ~retValue_acc~7; {11308#true} is VALID [2022-02-20 18:07:05,699 INFO L272 TraceCheckUtils]: 41: Hoare triple {11308#true} call #t~ret17 := isMethaneLevelCritical(); {11308#true} is VALID [2022-02-20 18:07:05,699 INFO L290 TraceCheckUtils]: 42: Hoare triple {11308#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,699 INFO L290 TraceCheckUtils]: 43: Hoare triple {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,700 INFO L284 TraceCheckUtils]: 44: Hoare quadruple {11469#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {11308#true} #294#return; {11467#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} is VALID [2022-02-20 18:07:05,700 INFO L290 TraceCheckUtils]: 45: Hoare triple {11467#(= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|)} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,700 INFO L290 TraceCheckUtils]: 46: Hoare triple {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} assume true; {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,701 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {11468#(= |isMethaneAlarm_#res| ~methaneLevelCritical~0)} {11308#true} #288#return; {11462#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} is VALID [2022-02-20 18:07:05,701 INFO L290 TraceCheckUtils]: 48: Hoare triple {11462#(or (= ~methaneLevelCritical~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {11463#(or (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|) (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:05,701 INFO L290 TraceCheckUtils]: 49: Hoare triple {11463#(or (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|) (= ~methaneLevelCritical~0 0))} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,702 INFO L290 TraceCheckUtils]: 50: Hoare triple {11453#(= ~methaneLevelCritical~0 0)} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,702 INFO L290 TraceCheckUtils]: 51: Hoare triple {11453#(= ~methaneLevelCritical~0 0)} assume { :end_inline_activatePump } true; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,702 INFO L290 TraceCheckUtils]: 52: Hoare triple {11453#(= ~methaneLevelCritical~0 0)} assume true; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,702 INFO L284 TraceCheckUtils]: 53: Hoare quadruple {11453#(= ~methaneLevelCritical~0 0)} {11308#true} #264#return; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,703 INFO L290 TraceCheckUtils]: 54: Hoare triple {11453#(= ~methaneLevelCritical~0 0)} assume true; {11453#(= ~methaneLevelCritical~0 0)} is VALID [2022-02-20 18:07:05,703 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {11453#(= ~methaneLevelCritical~0 0)} {11396#(not (= 0 ~systemActive~0))} #272#return; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,703 INFO L290 TraceCheckUtils]: 56: Hoare triple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} assume { :end_inline_processEnvironment } true; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,703 INFO L290 TraceCheckUtils]: 57: Hoare triple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,703 INFO L272 TraceCheckUtils]: 58: Hoare triple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {11308#true} is VALID [2022-02-20 18:07:05,704 INFO L290 TraceCheckUtils]: 59: Hoare triple {11308#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11308#true} is VALID [2022-02-20 18:07:05,704 INFO L290 TraceCheckUtils]: 60: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,704 INFO L284 TraceCheckUtils]: 61: Hoare quadruple {11308#true} {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} #274#return; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,704 INFO L290 TraceCheckUtils]: 62: Hoare triple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,704 INFO L290 TraceCheckUtils]: 63: Hoare triple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} assume !(0 != __utac_acc__Specification1_spec__1_~tmp~0#1); {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,705 INFO L290 TraceCheckUtils]: 64: Hoare triple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} assume { :end_inline___utac_acc__Specification1_spec__1 } true; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,705 INFO L290 TraceCheckUtils]: 65: Hoare triple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} assume true; {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} is VALID [2022-02-20 18:07:05,705 INFO L284 TraceCheckUtils]: 66: Hoare quadruple {11425#(not (= ~methaneLevelCritical~0 ~systemActive~0))} {11317#(= ~methaneLevelCritical~0 ~systemActive~0)} #284#return; {11309#false} is VALID [2022-02-20 18:07:05,705 INFO L290 TraceCheckUtils]: 67: Hoare triple {11309#false} assume !false; {11309#false} is VALID [2022-02-20 18:07:05,705 INFO L290 TraceCheckUtils]: 68: Hoare triple {11309#false} assume test_~splverifierCounter~0#1 < 4; {11309#false} is VALID [2022-02-20 18:07:05,705 INFO L290 TraceCheckUtils]: 69: Hoare triple {11309#false} assume -2147483648 <= test_#t~nondet28#1 && test_#t~nondet28#1 <= 2147483647;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; {11309#false} is VALID [2022-02-20 18:07:05,706 INFO L290 TraceCheckUtils]: 70: Hoare triple {11309#false} assume !(0 != test_~tmp~8#1); {11309#false} is VALID [2022-02-20 18:07:05,706 INFO L290 TraceCheckUtils]: 71: Hoare triple {11309#false} assume -2147483648 <= test_#t~nondet29#1 && test_#t~nondet29#1 <= 2147483647;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; {11309#false} is VALID [2022-02-20 18:07:05,706 INFO L290 TraceCheckUtils]: 72: Hoare triple {11309#false} assume 0 != test_~tmp___0~3#1; {11309#false} is VALID [2022-02-20 18:07:05,706 INFO L272 TraceCheckUtils]: 73: Hoare triple {11309#false} call changeMethaneLevel(); {11393#(= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:05,706 INFO L290 TraceCheckUtils]: 74: Hoare triple {11393#(= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {11308#true} is VALID [2022-02-20 18:07:05,706 INFO L290 TraceCheckUtils]: 75: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,706 INFO L284 TraceCheckUtils]: 76: Hoare quadruple {11308#true} {11309#false} #282#return; {11309#false} is VALID [2022-02-20 18:07:05,706 INFO L290 TraceCheckUtils]: 77: Hoare triple {11309#false} assume -2147483648 <= test_#t~nondet30#1 && test_#t~nondet30#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; {11309#false} is VALID [2022-02-20 18:07:05,706 INFO L290 TraceCheckUtils]: 78: Hoare triple {11309#false} assume 0 != test_~tmp___2~0#1; {11309#false} is VALID [2022-02-20 18:07:05,706 INFO L272 TraceCheckUtils]: 79: Hoare triple {11309#false} call timeShift(); {11309#false} is VALID [2022-02-20 18:07:05,706 INFO L290 TraceCheckUtils]: 80: Hoare triple {11309#false} assume 0 != ~pumpRunning~0;assume { :begin_inline_lowerWaterLevel } true; {11309#false} is VALID [2022-02-20 18:07:05,706 INFO L290 TraceCheckUtils]: 81: Hoare triple {11309#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {11309#false} is VALID [2022-02-20 18:07:05,706 INFO L290 TraceCheckUtils]: 82: Hoare triple {11309#false} assume { :end_inline_lowerWaterLevel } true; {11309#false} is VALID [2022-02-20 18:07:05,706 INFO L290 TraceCheckUtils]: 83: Hoare triple {11309#false} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {11309#false} is VALID [2022-02-20 18:07:05,706 INFO L290 TraceCheckUtils]: 84: Hoare triple {11309#false} assume 0 != ~pumpRunning~0; {11309#false} is VALID [2022-02-20 18:07:05,706 INFO L272 TraceCheckUtils]: 85: Hoare triple {11309#false} call processEnvironment_#t~ret15#1 := isMethaneAlarm(); {11308#true} is VALID [2022-02-20 18:07:05,707 INFO L290 TraceCheckUtils]: 86: Hoare triple {11308#true} havoc ~retValue_acc~7; {11308#true} is VALID [2022-02-20 18:07:05,707 INFO L272 TraceCheckUtils]: 87: Hoare triple {11308#true} call #t~ret17 := isMethaneLevelCritical(); {11308#true} is VALID [2022-02-20 18:07:05,707 INFO L290 TraceCheckUtils]: 88: Hoare triple {11308#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11308#true} is VALID [2022-02-20 18:07:05,707 INFO L290 TraceCheckUtils]: 89: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,707 INFO L284 TraceCheckUtils]: 90: Hoare quadruple {11308#true} {11308#true} #294#return; {11308#true} is VALID [2022-02-20 18:07:05,707 INFO L290 TraceCheckUtils]: 91: Hoare triple {11308#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {11308#true} is VALID [2022-02-20 18:07:05,707 INFO L290 TraceCheckUtils]: 92: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,707 INFO L284 TraceCheckUtils]: 93: Hoare quadruple {11308#true} {11309#false} #266#return; {11309#false} is VALID [2022-02-20 18:07:05,707 INFO L290 TraceCheckUtils]: 94: Hoare triple {11309#false} assume -2147483648 <= processEnvironment_#t~ret15#1 && processEnvironment_#t~ret15#1 <= 2147483647;processEnvironment_~tmp~4#1 := processEnvironment_#t~ret15#1;havoc processEnvironment_#t~ret15#1; {11309#false} is VALID [2022-02-20 18:07:05,707 INFO L290 TraceCheckUtils]: 95: Hoare triple {11309#false} assume !(0 != processEnvironment_~tmp~4#1); {11309#false} is VALID [2022-02-20 18:07:05,707 INFO L272 TraceCheckUtils]: 96: Hoare triple {11309#false} call processEnvironment__wrappee__methaneQuery(); {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:05,707 INFO L290 TraceCheckUtils]: 97: Hoare triple {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {11308#true} is VALID [2022-02-20 18:07:05,707 INFO L290 TraceCheckUtils]: 98: Hoare triple {11308#true} assume 0 != ~pumpRunning~0;assume { :begin_inline_isLowWaterLevel } true;havoc isLowWaterLevel_#res#1;havoc isLowWaterLevel_#t~ret27#1, isLowWaterLevel_~retValue_acc~10#1, isLowWaterLevel_~tmp~7#1, isLowWaterLevel_~tmp___0~2#1;havoc isLowWaterLevel_~retValue_acc~10#1;havoc isLowWaterLevel_~tmp~7#1;havoc isLowWaterLevel_~tmp___0~2#1;assume { :begin_inline_isLowWaterSensorDry } true;havoc isLowWaterSensorDry_#res#1;havoc isLowWaterSensorDry_~retValue_acc~5#1;havoc isLowWaterSensorDry_~retValue_acc~5#1;isLowWaterSensorDry_~retValue_acc~5#1 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; {11308#true} is VALID [2022-02-20 18:07:05,707 INFO L290 TraceCheckUtils]: 99: Hoare triple {11308#true} isLowWaterLevel_#t~ret27#1 := isLowWaterSensorDry_#res#1;assume { :end_inline_isLowWaterSensorDry } true;assume -2147483648 <= isLowWaterLevel_#t~ret27#1 && isLowWaterLevel_#t~ret27#1 <= 2147483647;isLowWaterLevel_~tmp~7#1 := isLowWaterLevel_#t~ret27#1;havoc isLowWaterLevel_#t~ret27#1; {11308#true} is VALID [2022-02-20 18:07:05,707 INFO L290 TraceCheckUtils]: 100: Hoare triple {11308#true} assume 0 != isLowWaterLevel_~tmp~7#1;isLowWaterLevel_~tmp___0~2#1 := 0; {11308#true} is VALID [2022-02-20 18:07:05,707 INFO L290 TraceCheckUtils]: 101: Hoare triple {11308#true} isLowWaterLevel_~retValue_acc~10#1 := isLowWaterLevel_~tmp___0~2#1;isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~10#1; {11308#true} is VALID [2022-02-20 18:07:05,708 INFO L290 TraceCheckUtils]: 102: Hoare triple {11308#true} #t~ret14#1 := isLowWaterLevel_#res#1;assume { :end_inline_isLowWaterLevel } true;assume -2147483648 <= #t~ret14#1 && #t~ret14#1 <= 2147483647;~tmp~3#1 := #t~ret14#1;havoc #t~ret14#1; {11308#true} is VALID [2022-02-20 18:07:05,708 INFO L290 TraceCheckUtils]: 103: Hoare triple {11308#true} assume !(0 != ~tmp~3#1); {11308#true} is VALID [2022-02-20 18:07:05,708 INFO L272 TraceCheckUtils]: 104: Hoare triple {11308#true} call processEnvironment__wrappee__highWaterSensor(); {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:05,708 INFO L290 TraceCheckUtils]: 105: Hoare triple {11429#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {11308#true} is VALID [2022-02-20 18:07:05,708 INFO L290 TraceCheckUtils]: 106: Hoare triple {11308#true} assume !(0 == ~pumpRunning~0); {11308#true} is VALID [2022-02-20 18:07:05,708 INFO L272 TraceCheckUtils]: 107: Hoare triple {11308#true} call processEnvironment__wrappee__base(); {11308#true} is VALID [2022-02-20 18:07:05,708 INFO L290 TraceCheckUtils]: 108: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,708 INFO L284 TraceCheckUtils]: 109: Hoare quadruple {11308#true} {11308#true} #292#return; {11308#true} is VALID [2022-02-20 18:07:05,708 INFO L290 TraceCheckUtils]: 110: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,708 INFO L284 TraceCheckUtils]: 111: Hoare quadruple {11308#true} {11308#true} #262#return; {11308#true} is VALID [2022-02-20 18:07:05,708 INFO L290 TraceCheckUtils]: 112: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,708 INFO L284 TraceCheckUtils]: 113: Hoare quadruple {11308#true} {11309#false} #270#return; {11309#false} is VALID [2022-02-20 18:07:05,709 INFO L290 TraceCheckUtils]: 114: Hoare triple {11309#false} assume { :end_inline_processEnvironment } true; {11309#false} is VALID [2022-02-20 18:07:05,709 INFO L290 TraceCheckUtils]: 115: Hoare triple {11309#false} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {11309#false} is VALID [2022-02-20 18:07:05,709 INFO L272 TraceCheckUtils]: 116: Hoare triple {11309#false} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {11308#true} is VALID [2022-02-20 18:07:05,709 INFO L290 TraceCheckUtils]: 117: Hoare triple {11308#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11308#true} is VALID [2022-02-20 18:07:05,709 INFO L290 TraceCheckUtils]: 118: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:05,709 INFO L284 TraceCheckUtils]: 119: Hoare quadruple {11308#true} {11309#false} #274#return; {11309#false} is VALID [2022-02-20 18:07:05,709 INFO L290 TraceCheckUtils]: 120: Hoare triple {11309#false} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {11309#false} is VALID [2022-02-20 18:07:05,709 INFO L290 TraceCheckUtils]: 121: Hoare triple {11309#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~8#1;havoc isPumpRunning_~retValue_acc~8#1;isPumpRunning_~retValue_acc~8#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; {11309#false} is VALID [2022-02-20 18:07:05,709 INFO L290 TraceCheckUtils]: 122: Hoare triple {11309#false} __utac_acc__Specification1_spec__1_#t~ret11#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11#1 && __utac_acc__Specification1_spec__1_#t~ret11#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0#1 := __utac_acc__Specification1_spec__1_#t~ret11#1;havoc __utac_acc__Specification1_spec__1_#t~ret11#1; {11309#false} is VALID [2022-02-20 18:07:05,709 INFO L290 TraceCheckUtils]: 123: Hoare triple {11309#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline___automaton_fail } true; {11309#false} is VALID [2022-02-20 18:07:05,709 INFO L290 TraceCheckUtils]: 124: Hoare triple {11309#false} assume !false; {11309#false} is VALID [2022-02-20 18:07:05,709 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-02-20 18:07:05,710 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:07:05,710 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295158175] [2022-02-20 18:07:05,710 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295158175] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 18:07:05,710 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1551150598] [2022-02-20 18:07:05,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:07:05,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:07:05,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:07:05,711 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 18:07:05,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-02-20 18:07:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 9 conjunts are in the unsatisfiable core [2022-02-20 18:07:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:05,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 18:07:06,390 INFO L290 TraceCheckUtils]: 0: Hoare triple {11308#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {11308#true} is VALID [2022-02-20 18:07:06,390 INFO L290 TraceCheckUtils]: 1: Hoare triple {11308#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; {11308#true} is VALID [2022-02-20 18:07:06,390 INFO L290 TraceCheckUtils]: 2: Hoare triple {11308#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {11308#true} is VALID [2022-02-20 18:07:06,390 INFO L290 TraceCheckUtils]: 3: Hoare triple {11308#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; {11308#true} is VALID [2022-02-20 18:07:06,390 INFO L290 TraceCheckUtils]: 4: Hoare triple {11308#true} main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret12#1 && main_#t~ret12#1 <= 2147483647;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; {11308#true} is VALID [2022-02-20 18:07:06,390 INFO L290 TraceCheckUtils]: 5: Hoare triple {11308#true} assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; {11308#true} is VALID [2022-02-20 18:07:06,390 INFO L290 TraceCheckUtils]: 6: Hoare triple {11308#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {11308#true} is VALID [2022-02-20 18:07:06,390 INFO L290 TraceCheckUtils]: 7: Hoare triple {11308#true} assume !false; {11308#true} is VALID [2022-02-20 18:07:06,390 INFO L290 TraceCheckUtils]: 8: Hoare triple {11308#true} assume test_~splverifierCounter~0#1 < 4; {11308#true} is VALID [2022-02-20 18:07:06,390 INFO L290 TraceCheckUtils]: 9: Hoare triple {11308#true} assume -2147483648 <= test_#t~nondet28#1 && test_#t~nondet28#1 <= 2147483647;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; {11308#true} is VALID [2022-02-20 18:07:06,390 INFO L290 TraceCheckUtils]: 10: Hoare triple {11308#true} assume 0 != test_~tmp~8#1; {11308#true} is VALID [2022-02-20 18:07:06,390 INFO L272 TraceCheckUtils]: 11: Hoare triple {11308#true} call waterRise(); {11308#true} is VALID [2022-02-20 18:07:06,391 INFO L290 TraceCheckUtils]: 12: Hoare triple {11308#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {11308#true} is VALID [2022-02-20 18:07:06,391 INFO L290 TraceCheckUtils]: 13: Hoare triple {11308#true} assume true; {11308#true} is VALID [2022-02-20 18:07:06,391 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {11308#true} {11308#true} #280#return; {11308#true} is VALID [2022-02-20 18:07:06,391 INFO L290 TraceCheckUtils]: 15: Hoare triple {11308#true} assume -2147483648 <= test_#t~nondet29#1 && test_#t~nondet29#1 <= 2147483647;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; {11308#true} is VALID [2022-02-20 18:07:06,391 INFO L290 TraceCheckUtils]: 16: Hoare triple {11308#true} assume 0 != test_~tmp___0~3#1; {11308#true} is VALID [2022-02-20 18:07:06,391 INFO L272 TraceCheckUtils]: 17: Hoare triple {11308#true} call changeMethaneLevel(); {11308#true} is VALID [2022-02-20 18:07:06,391 INFO L290 TraceCheckUtils]: 18: Hoare triple {11308#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,392 INFO L290 TraceCheckUtils]: 19: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} assume true; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,392 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {11539#(<= 1 ~methaneLevelCritical~0)} {11308#true} #282#return; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,392 INFO L290 TraceCheckUtils]: 21: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet30#1 && test_#t~nondet30#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,393 INFO L290 TraceCheckUtils]: 22: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0#1; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,393 INFO L272 TraceCheckUtils]: 23: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} call timeShift(); {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,393 INFO L290 TraceCheckUtils]: 24: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,394 INFO L290 TraceCheckUtils]: 25: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,394 INFO L290 TraceCheckUtils]: 26: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,394 INFO L272 TraceCheckUtils]: 27: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} call processEnvironment__wrappee__methaneQuery(); {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,395 INFO L290 TraceCheckUtils]: 28: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} havoc ~tmp~3#1; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,395 INFO L290 TraceCheckUtils]: 29: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} assume !(0 != ~pumpRunning~0); {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,395 INFO L272 TraceCheckUtils]: 30: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} call processEnvironment__wrappee__highWaterSensor(); {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,395 INFO L290 TraceCheckUtils]: 31: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} havoc ~tmp~2#1; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,396 INFO L290 TraceCheckUtils]: 32: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,396 INFO L290 TraceCheckUtils]: 33: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,396 INFO L290 TraceCheckUtils]: 34: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,397 INFO L290 TraceCheckUtils]: 35: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,397 INFO L290 TraceCheckUtils]: 36: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,397 INFO L290 TraceCheckUtils]: 37: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,397 INFO L290 TraceCheckUtils]: 38: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,398 INFO L272 TraceCheckUtils]: 39: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} call activatePump_#t~ret16#1 := isMethaneAlarm(); {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,398 INFO L290 TraceCheckUtils]: 40: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} havoc ~retValue_acc~7; {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,398 INFO L272 TraceCheckUtils]: 41: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} call #t~ret17 := isMethaneLevelCritical(); {11539#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:06,399 INFO L290 TraceCheckUtils]: 42: Hoare triple {11539#(<= 1 ~methaneLevelCritical~0)} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11612#(and (<= ~methaneLevelCritical~0 |isMethaneLevelCritical_#res|) (<= 1 ~methaneLevelCritical~0))} is VALID [2022-02-20 18:07:06,399 INFO L290 TraceCheckUtils]: 43: Hoare triple {11612#(and (<= ~methaneLevelCritical~0 |isMethaneLevelCritical_#res|) (<= 1 ~methaneLevelCritical~0))} assume true; {11612#(and (<= ~methaneLevelCritical~0 |isMethaneLevelCritical_#res|) (<= 1 ~methaneLevelCritical~0))} is VALID [2022-02-20 18:07:06,400 INFO L284 TraceCheckUtils]: 44: Hoare quadruple {11612#(and (<= ~methaneLevelCritical~0 |isMethaneLevelCritical_#res|) (<= 1 ~methaneLevelCritical~0))} {11539#(<= 1 ~methaneLevelCritical~0)} #294#return; {11619#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|))} is VALID [2022-02-20 18:07:06,400 INFO L290 TraceCheckUtils]: 45: Hoare triple {11619#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|))} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {11623#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |isMethaneAlarm_#res|))} is VALID [2022-02-20 18:07:06,401 INFO L290 TraceCheckUtils]: 46: Hoare triple {11623#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |isMethaneAlarm_#res|))} assume true; {11623#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |isMethaneAlarm_#res|))} is VALID [2022-02-20 18:07:06,401 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {11623#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |isMethaneAlarm_#res|))} {11539#(<= 1 ~methaneLevelCritical~0)} #288#return; {11630#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} is VALID [2022-02-20 18:07:06,402 INFO L290 TraceCheckUtils]: 48: Hoare triple {11630#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_#t~ret16#1|))} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {11634#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|))} is VALID [2022-02-20 18:07:06,402 INFO L290 TraceCheckUtils]: 49: Hoare triple {11634#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|))} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {11309#false} is VALID [2022-02-20 18:07:06,402 INFO L290 TraceCheckUtils]: 50: Hoare triple {11309#false} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {11309#false} is VALID [2022-02-20 18:07:06,402 INFO L290 TraceCheckUtils]: 51: Hoare triple {11309#false} assume { :end_inline_activatePump } true; {11309#false} is VALID [2022-02-20 18:07:06,402 INFO L290 TraceCheckUtils]: 52: Hoare triple {11309#false} assume true; {11309#false} is VALID [2022-02-20 18:07:06,402 INFO L284 TraceCheckUtils]: 53: Hoare quadruple {11309#false} {11539#(<= 1 ~methaneLevelCritical~0)} #264#return; {11309#false} is VALID [2022-02-20 18:07:06,402 INFO L290 TraceCheckUtils]: 54: Hoare triple {11309#false} assume true; {11309#false} is VALID [2022-02-20 18:07:06,402 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {11309#false} {11539#(<= 1 ~methaneLevelCritical~0)} #272#return; {11309#false} is VALID [2022-02-20 18:07:06,403 INFO L290 TraceCheckUtils]: 56: Hoare triple {11309#false} assume { :end_inline_processEnvironment } true; {11309#false} is VALID [2022-02-20 18:07:06,403 INFO L290 TraceCheckUtils]: 57: Hoare triple {11309#false} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {11309#false} is VALID [2022-02-20 18:07:06,403 INFO L272 TraceCheckUtils]: 58: Hoare triple {11309#false} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {11309#false} is VALID [2022-02-20 18:07:06,403 INFO L290 TraceCheckUtils]: 59: Hoare triple {11309#false} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11309#false} is VALID [2022-02-20 18:07:06,403 INFO L290 TraceCheckUtils]: 60: Hoare triple {11309#false} assume true; {11309#false} is VALID [2022-02-20 18:07:06,403 INFO L284 TraceCheckUtils]: 61: Hoare quadruple {11309#false} {11309#false} #274#return; {11309#false} is VALID [2022-02-20 18:07:06,403 INFO L290 TraceCheckUtils]: 62: Hoare triple {11309#false} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {11309#false} is VALID [2022-02-20 18:07:06,403 INFO L290 TraceCheckUtils]: 63: Hoare triple {11309#false} assume !(0 != __utac_acc__Specification1_spec__1_~tmp~0#1); {11309#false} is VALID [2022-02-20 18:07:06,403 INFO L290 TraceCheckUtils]: 64: Hoare triple {11309#false} assume { :end_inline___utac_acc__Specification1_spec__1 } true; {11309#false} is VALID [2022-02-20 18:07:06,403 INFO L290 TraceCheckUtils]: 65: Hoare triple {11309#false} assume true; {11309#false} is VALID [2022-02-20 18:07:06,403 INFO L284 TraceCheckUtils]: 66: Hoare quadruple {11309#false} {11539#(<= 1 ~methaneLevelCritical~0)} #284#return; {11309#false} is VALID [2022-02-20 18:07:06,403 INFO L290 TraceCheckUtils]: 67: Hoare triple {11309#false} assume !false; {11309#false} is VALID [2022-02-20 18:07:06,403 INFO L290 TraceCheckUtils]: 68: Hoare triple {11309#false} assume test_~splverifierCounter~0#1 < 4; {11309#false} is VALID [2022-02-20 18:07:06,403 INFO L290 TraceCheckUtils]: 69: Hoare triple {11309#false} assume -2147483648 <= test_#t~nondet28#1 && test_#t~nondet28#1 <= 2147483647;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; {11309#false} is VALID [2022-02-20 18:07:06,403 INFO L290 TraceCheckUtils]: 70: Hoare triple {11309#false} assume !(0 != test_~tmp~8#1); {11309#false} is VALID [2022-02-20 18:07:06,404 INFO L290 TraceCheckUtils]: 71: Hoare triple {11309#false} assume -2147483648 <= test_#t~nondet29#1 && test_#t~nondet29#1 <= 2147483647;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; {11309#false} is VALID [2022-02-20 18:07:06,404 INFO L290 TraceCheckUtils]: 72: Hoare triple {11309#false} assume 0 != test_~tmp___0~3#1; {11309#false} is VALID [2022-02-20 18:07:06,404 INFO L272 TraceCheckUtils]: 73: Hoare triple {11309#false} call changeMethaneLevel(); {11309#false} is VALID [2022-02-20 18:07:06,404 INFO L290 TraceCheckUtils]: 74: Hoare triple {11309#false} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {11309#false} is VALID [2022-02-20 18:07:06,404 INFO L290 TraceCheckUtils]: 75: Hoare triple {11309#false} assume true; {11309#false} is VALID [2022-02-20 18:07:06,404 INFO L284 TraceCheckUtils]: 76: Hoare quadruple {11309#false} {11309#false} #282#return; {11309#false} is VALID [2022-02-20 18:07:06,404 INFO L290 TraceCheckUtils]: 77: Hoare triple {11309#false} assume -2147483648 <= test_#t~nondet30#1 && test_#t~nondet30#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; {11309#false} is VALID [2022-02-20 18:07:06,404 INFO L290 TraceCheckUtils]: 78: Hoare triple {11309#false} assume 0 != test_~tmp___2~0#1; {11309#false} is VALID [2022-02-20 18:07:06,404 INFO L272 TraceCheckUtils]: 79: Hoare triple {11309#false} call timeShift(); {11309#false} is VALID [2022-02-20 18:07:06,404 INFO L290 TraceCheckUtils]: 80: Hoare triple {11309#false} assume 0 != ~pumpRunning~0;assume { :begin_inline_lowerWaterLevel } true; {11309#false} is VALID [2022-02-20 18:07:06,404 INFO L290 TraceCheckUtils]: 81: Hoare triple {11309#false} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {11309#false} is VALID [2022-02-20 18:07:06,404 INFO L290 TraceCheckUtils]: 82: Hoare triple {11309#false} assume { :end_inline_lowerWaterLevel } true; {11309#false} is VALID [2022-02-20 18:07:06,404 INFO L290 TraceCheckUtils]: 83: Hoare triple {11309#false} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {11309#false} is VALID [2022-02-20 18:07:06,404 INFO L290 TraceCheckUtils]: 84: Hoare triple {11309#false} assume 0 != ~pumpRunning~0; {11309#false} is VALID [2022-02-20 18:07:06,404 INFO L272 TraceCheckUtils]: 85: Hoare triple {11309#false} call processEnvironment_#t~ret15#1 := isMethaneAlarm(); {11309#false} is VALID [2022-02-20 18:07:06,405 INFO L290 TraceCheckUtils]: 86: Hoare triple {11309#false} havoc ~retValue_acc~7; {11309#false} is VALID [2022-02-20 18:07:06,405 INFO L272 TraceCheckUtils]: 87: Hoare triple {11309#false} call #t~ret17 := isMethaneLevelCritical(); {11309#false} is VALID [2022-02-20 18:07:06,405 INFO L290 TraceCheckUtils]: 88: Hoare triple {11309#false} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11309#false} is VALID [2022-02-20 18:07:06,405 INFO L290 TraceCheckUtils]: 89: Hoare triple {11309#false} assume true; {11309#false} is VALID [2022-02-20 18:07:06,405 INFO L284 TraceCheckUtils]: 90: Hoare quadruple {11309#false} {11309#false} #294#return; {11309#false} is VALID [2022-02-20 18:07:06,405 INFO L290 TraceCheckUtils]: 91: Hoare triple {11309#false} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {11309#false} is VALID [2022-02-20 18:07:06,405 INFO L290 TraceCheckUtils]: 92: Hoare triple {11309#false} assume true; {11309#false} is VALID [2022-02-20 18:07:06,405 INFO L284 TraceCheckUtils]: 93: Hoare quadruple {11309#false} {11309#false} #266#return; {11309#false} is VALID [2022-02-20 18:07:06,405 INFO L290 TraceCheckUtils]: 94: Hoare triple {11309#false} assume -2147483648 <= processEnvironment_#t~ret15#1 && processEnvironment_#t~ret15#1 <= 2147483647;processEnvironment_~tmp~4#1 := processEnvironment_#t~ret15#1;havoc processEnvironment_#t~ret15#1; {11309#false} is VALID [2022-02-20 18:07:06,405 INFO L290 TraceCheckUtils]: 95: Hoare triple {11309#false} assume !(0 != processEnvironment_~tmp~4#1); {11309#false} is VALID [2022-02-20 18:07:06,405 INFO L272 TraceCheckUtils]: 96: Hoare triple {11309#false} call processEnvironment__wrappee__methaneQuery(); {11309#false} is VALID [2022-02-20 18:07:06,405 INFO L290 TraceCheckUtils]: 97: Hoare triple {11309#false} havoc ~tmp~3#1; {11309#false} is VALID [2022-02-20 18:07:06,405 INFO L290 TraceCheckUtils]: 98: Hoare triple {11309#false} assume 0 != ~pumpRunning~0;assume { :begin_inline_isLowWaterLevel } true;havoc isLowWaterLevel_#res#1;havoc isLowWaterLevel_#t~ret27#1, isLowWaterLevel_~retValue_acc~10#1, isLowWaterLevel_~tmp~7#1, isLowWaterLevel_~tmp___0~2#1;havoc isLowWaterLevel_~retValue_acc~10#1;havoc isLowWaterLevel_~tmp~7#1;havoc isLowWaterLevel_~tmp___0~2#1;assume { :begin_inline_isLowWaterSensorDry } true;havoc isLowWaterSensorDry_#res#1;havoc isLowWaterSensorDry_~retValue_acc~5#1;havoc isLowWaterSensorDry_~retValue_acc~5#1;isLowWaterSensorDry_~retValue_acc~5#1 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; {11309#false} is VALID [2022-02-20 18:07:06,405 INFO L290 TraceCheckUtils]: 99: Hoare triple {11309#false} isLowWaterLevel_#t~ret27#1 := isLowWaterSensorDry_#res#1;assume { :end_inline_isLowWaterSensorDry } true;assume -2147483648 <= isLowWaterLevel_#t~ret27#1 && isLowWaterLevel_#t~ret27#1 <= 2147483647;isLowWaterLevel_~tmp~7#1 := isLowWaterLevel_#t~ret27#1;havoc isLowWaterLevel_#t~ret27#1; {11309#false} is VALID [2022-02-20 18:07:06,405 INFO L290 TraceCheckUtils]: 100: Hoare triple {11309#false} assume 0 != isLowWaterLevel_~tmp~7#1;isLowWaterLevel_~tmp___0~2#1 := 0; {11309#false} is VALID [2022-02-20 18:07:06,406 INFO L290 TraceCheckUtils]: 101: Hoare triple {11309#false} isLowWaterLevel_~retValue_acc~10#1 := isLowWaterLevel_~tmp___0~2#1;isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~10#1; {11309#false} is VALID [2022-02-20 18:07:06,406 INFO L290 TraceCheckUtils]: 102: Hoare triple {11309#false} #t~ret14#1 := isLowWaterLevel_#res#1;assume { :end_inline_isLowWaterLevel } true;assume -2147483648 <= #t~ret14#1 && #t~ret14#1 <= 2147483647;~tmp~3#1 := #t~ret14#1;havoc #t~ret14#1; {11309#false} is VALID [2022-02-20 18:07:06,406 INFO L290 TraceCheckUtils]: 103: Hoare triple {11309#false} assume !(0 != ~tmp~3#1); {11309#false} is VALID [2022-02-20 18:07:06,406 INFO L272 TraceCheckUtils]: 104: Hoare triple {11309#false} call processEnvironment__wrappee__highWaterSensor(); {11309#false} is VALID [2022-02-20 18:07:06,406 INFO L290 TraceCheckUtils]: 105: Hoare triple {11309#false} havoc ~tmp~2#1; {11309#false} is VALID [2022-02-20 18:07:06,406 INFO L290 TraceCheckUtils]: 106: Hoare triple {11309#false} assume !(0 == ~pumpRunning~0); {11309#false} is VALID [2022-02-20 18:07:06,406 INFO L272 TraceCheckUtils]: 107: Hoare triple {11309#false} call processEnvironment__wrappee__base(); {11309#false} is VALID [2022-02-20 18:07:06,406 INFO L290 TraceCheckUtils]: 108: Hoare triple {11309#false} assume true; {11309#false} is VALID [2022-02-20 18:07:06,406 INFO L284 TraceCheckUtils]: 109: Hoare quadruple {11309#false} {11309#false} #292#return; {11309#false} is VALID [2022-02-20 18:07:06,406 INFO L290 TraceCheckUtils]: 110: Hoare triple {11309#false} assume true; {11309#false} is VALID [2022-02-20 18:07:06,406 INFO L284 TraceCheckUtils]: 111: Hoare quadruple {11309#false} {11309#false} #262#return; {11309#false} is VALID [2022-02-20 18:07:06,406 INFO L290 TraceCheckUtils]: 112: Hoare triple {11309#false} assume true; {11309#false} is VALID [2022-02-20 18:07:06,406 INFO L284 TraceCheckUtils]: 113: Hoare quadruple {11309#false} {11309#false} #270#return; {11309#false} is VALID [2022-02-20 18:07:06,406 INFO L290 TraceCheckUtils]: 114: Hoare triple {11309#false} assume { :end_inline_processEnvironment } true; {11309#false} is VALID [2022-02-20 18:07:06,406 INFO L290 TraceCheckUtils]: 115: Hoare triple {11309#false} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {11309#false} is VALID [2022-02-20 18:07:06,407 INFO L272 TraceCheckUtils]: 116: Hoare triple {11309#false} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {11309#false} is VALID [2022-02-20 18:07:06,407 INFO L290 TraceCheckUtils]: 117: Hoare triple {11309#false} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {11309#false} is VALID [2022-02-20 18:07:06,407 INFO L290 TraceCheckUtils]: 118: Hoare triple {11309#false} assume true; {11309#false} is VALID [2022-02-20 18:07:06,407 INFO L284 TraceCheckUtils]: 119: Hoare quadruple {11309#false} {11309#false} #274#return; {11309#false} is VALID [2022-02-20 18:07:06,407 INFO L290 TraceCheckUtils]: 120: Hoare triple {11309#false} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {11309#false} is VALID [2022-02-20 18:07:06,407 INFO L290 TraceCheckUtils]: 121: Hoare triple {11309#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~8#1;havoc isPumpRunning_~retValue_acc~8#1;isPumpRunning_~retValue_acc~8#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; {11309#false} is VALID [2022-02-20 18:07:06,407 INFO L290 TraceCheckUtils]: 122: Hoare triple {11309#false} __utac_acc__Specification1_spec__1_#t~ret11#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11#1 && __utac_acc__Specification1_spec__1_#t~ret11#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0#1 := __utac_acc__Specification1_spec__1_#t~ret11#1;havoc __utac_acc__Specification1_spec__1_#t~ret11#1; {11309#false} is VALID [2022-02-20 18:07:06,407 INFO L290 TraceCheckUtils]: 123: Hoare triple {11309#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline___automaton_fail } true; {11309#false} is VALID [2022-02-20 18:07:06,407 INFO L290 TraceCheckUtils]: 124: Hoare triple {11309#false} assume !false; {11309#false} is VALID [2022-02-20 18:07:06,407 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-02-20 18:07:06,408 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 18:07:06,408 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1551150598] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:07:06,408 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-20 18:07:06,408 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [17] total 23 [2022-02-20 18:07:06,408 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823365868] [2022-02-20 18:07:06,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:07:06,409 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.625) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) Word has length 125 [2022-02-20 18:07:06,409 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:07:06,409 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 10.625) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) [2022-02-20 18:07:06,482 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 114 edges. 114 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:06,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 18:07:06,482 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:07:06,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 18:07:06,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=452, Unknown=0, NotChecked=0, Total=506 [2022-02-20 18:07:06,483 INFO L87 Difference]: Start difference. First operand 602 states and 737 transitions. Second operand has 8 states, 8 states have (on average 10.625) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) [2022-02-20 18:07:07,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:07,306 INFO L93 Difference]: Finished difference Result 1199 states and 1470 transitions. [2022-02-20 18:07:07,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 18:07:07,306 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.625) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) Word has length 125 [2022-02-20 18:07:07,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:07:07,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 10.625) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) [2022-02-20 18:07:07,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 330 transitions. [2022-02-20 18:07:07,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 10.625) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) [2022-02-20 18:07:07,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 330 transitions. [2022-02-20 18:07:07,312 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 330 transitions. [2022-02-20 18:07:07,493 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 330 edges. 330 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:07,511 INFO L225 Difference]: With dead ends: 1199 [2022-02-20 18:07:07,511 INFO L226 Difference]: Without dead ends: 604 [2022-02-20 18:07:07,513 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=452, Unknown=0, NotChecked=0, Total=506 [2022-02-20 18:07:07,513 INFO L933 BasicCegarLoop]: 210 mSDtfsCounter, 76 mSDsluCounter, 868 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 1078 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-20 18:07:07,513 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [80 Valid, 1078 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-20 18:07:07,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2022-02-20 18:07:07,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 602. [2022-02-20 18:07:07,598 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:07:07,599 INFO L82 GeneralOperation]: Start isEquivalent. First operand 604 states. Second operand has 602 states, 437 states have (on average 1.1670480549199085) internal successors, (510), 467 states have internal predecessors, (510), 86 states have call successors, (86), 68 states have call predecessors, (86), 78 states have return successors, (122), 86 states have call predecessors, (122), 86 states have call successors, (122) [2022-02-20 18:07:07,600 INFO L74 IsIncluded]: Start isIncluded. First operand 604 states. Second operand has 602 states, 437 states have (on average 1.1670480549199085) internal successors, (510), 467 states have internal predecessors, (510), 86 states have call successors, (86), 68 states have call predecessors, (86), 78 states have return successors, (122), 86 states have call predecessors, (122), 86 states have call successors, (122) [2022-02-20 18:07:07,600 INFO L87 Difference]: Start difference. First operand 604 states. Second operand has 602 states, 437 states have (on average 1.1670480549199085) internal successors, (510), 467 states have internal predecessors, (510), 86 states have call successors, (86), 68 states have call predecessors, (86), 78 states have return successors, (122), 86 states have call predecessors, (122), 86 states have call successors, (122) [2022-02-20 18:07:07,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:07,615 INFO L93 Difference]: Finished difference Result 604 states and 721 transitions. [2022-02-20 18:07:07,615 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 721 transitions. [2022-02-20 18:07:07,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:07,616 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:07,617 INFO L74 IsIncluded]: Start isIncluded. First operand has 602 states, 437 states have (on average 1.1670480549199085) internal successors, (510), 467 states have internal predecessors, (510), 86 states have call successors, (86), 68 states have call predecessors, (86), 78 states have return successors, (122), 86 states have call predecessors, (122), 86 states have call successors, (122) Second operand 604 states. [2022-02-20 18:07:07,618 INFO L87 Difference]: Start difference. First operand has 602 states, 437 states have (on average 1.1670480549199085) internal successors, (510), 467 states have internal predecessors, (510), 86 states have call successors, (86), 68 states have call predecessors, (86), 78 states have return successors, (122), 86 states have call predecessors, (122), 86 states have call successors, (122) Second operand 604 states. [2022-02-20 18:07:07,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:07,633 INFO L93 Difference]: Finished difference Result 604 states and 721 transitions. [2022-02-20 18:07:07,633 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 721 transitions. [2022-02-20 18:07:07,634 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:07,635 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:07,635 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:07:07,635 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:07:07,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 602 states, 437 states have (on average 1.1670480549199085) internal successors, (510), 467 states have internal predecessors, (510), 86 states have call successors, (86), 68 states have call predecessors, (86), 78 states have return successors, (122), 86 states have call predecessors, (122), 86 states have call successors, (122) [2022-02-20 18:07:07,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 718 transitions. [2022-02-20 18:07:07,654 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 718 transitions. Word has length 125 [2022-02-20 18:07:07,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:07:07,654 INFO L470 AbstractCegarLoop]: Abstraction has 602 states and 718 transitions. [2022-02-20 18:07:07,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.625) internal successors, (85), 6 states have internal predecessors, (85), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) [2022-02-20 18:07:07,655 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 718 transitions. [2022-02-20 18:07:07,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-02-20 18:07:07,656 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:07:07,656 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:07:07,680 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-02-20 18:07:07,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-02-20 18:07:07,878 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:07:07,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:07:07,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1570194048, now seen corresponding path program 1 times [2022-02-20 18:07:07,879 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:07:07,879 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357926344] [2022-02-20 18:07:07,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:07:07,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:07:07,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:07,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-02-20 18:07:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:07,931 INFO L290 TraceCheckUtils]: 0: Hoare triple {15640#(= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {15557#true} is VALID [2022-02-20 18:07:07,932 INFO L290 TraceCheckUtils]: 1: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,932 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {15557#true} {15559#(= 1 ~systemActive~0)} #280#return; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:07,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-02-20 18:07:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:07,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-02-20 18:07:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:07,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:07:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:07,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-02-20 18:07:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:07,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-02-20 18:07:07,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:07,965 INFO L290 TraceCheckUtils]: 0: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15557#true} is VALID [2022-02-20 18:07:07,966 INFO L290 TraceCheckUtils]: 1: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,966 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {15557#true} {15557#true} #294#return; {15557#true} is VALID [2022-02-20 18:07:07,966 INFO L290 TraceCheckUtils]: 0: Hoare triple {15557#true} havoc ~retValue_acc~7; {15557#true} is VALID [2022-02-20 18:07:07,966 INFO L272 TraceCheckUtils]: 1: Hoare triple {15557#true} call #t~ret17 := isMethaneLevelCritical(); {15557#true} is VALID [2022-02-20 18:07:07,966 INFO L290 TraceCheckUtils]: 2: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15557#true} is VALID [2022-02-20 18:07:07,966 INFO L290 TraceCheckUtils]: 3: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,967 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {15557#true} {15557#true} #294#return; {15557#true} is VALID [2022-02-20 18:07:07,967 INFO L290 TraceCheckUtils]: 5: Hoare triple {15557#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {15557#true} is VALID [2022-02-20 18:07:07,967 INFO L290 TraceCheckUtils]: 6: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,967 INFO L284 TraceCheckUtils]: 7: Hoare quadruple {15557#true} {15557#true} #288#return; {15557#true} is VALID [2022-02-20 18:07:07,967 INFO L290 TraceCheckUtils]: 0: Hoare triple {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {15557#true} is VALID [2022-02-20 18:07:07,967 INFO L290 TraceCheckUtils]: 1: Hoare triple {15557#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {15557#true} is VALID [2022-02-20 18:07:07,967 INFO L290 TraceCheckUtils]: 2: Hoare triple {15557#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {15557#true} is VALID [2022-02-20 18:07:07,968 INFO L290 TraceCheckUtils]: 3: Hoare triple {15557#true} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {15557#true} is VALID [2022-02-20 18:07:07,968 INFO L290 TraceCheckUtils]: 4: Hoare triple {15557#true} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {15557#true} is VALID [2022-02-20 18:07:07,968 INFO L290 TraceCheckUtils]: 5: Hoare triple {15557#true} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {15557#true} is VALID [2022-02-20 18:07:07,968 INFO L290 TraceCheckUtils]: 6: Hoare triple {15557#true} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {15557#true} is VALID [2022-02-20 18:07:07,968 INFO L290 TraceCheckUtils]: 7: Hoare triple {15557#true} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {15557#true} is VALID [2022-02-20 18:07:07,968 INFO L272 TraceCheckUtils]: 8: Hoare triple {15557#true} call activatePump_#t~ret16#1 := isMethaneAlarm(); {15557#true} is VALID [2022-02-20 18:07:07,968 INFO L290 TraceCheckUtils]: 9: Hoare triple {15557#true} havoc ~retValue_acc~7; {15557#true} is VALID [2022-02-20 18:07:07,968 INFO L272 TraceCheckUtils]: 10: Hoare triple {15557#true} call #t~ret17 := isMethaneLevelCritical(); {15557#true} is VALID [2022-02-20 18:07:07,969 INFO L290 TraceCheckUtils]: 11: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15557#true} is VALID [2022-02-20 18:07:07,969 INFO L290 TraceCheckUtils]: 12: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,969 INFO L284 TraceCheckUtils]: 13: Hoare quadruple {15557#true} {15557#true} #294#return; {15557#true} is VALID [2022-02-20 18:07:07,969 INFO L290 TraceCheckUtils]: 14: Hoare triple {15557#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {15557#true} is VALID [2022-02-20 18:07:07,969 INFO L290 TraceCheckUtils]: 15: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,969 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {15557#true} {15557#true} #288#return; {15557#true} is VALID [2022-02-20 18:07:07,969 INFO L290 TraceCheckUtils]: 17: Hoare triple {15557#true} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {15557#true} is VALID [2022-02-20 18:07:07,970 INFO L290 TraceCheckUtils]: 18: Hoare triple {15557#true} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {15557#true} is VALID [2022-02-20 18:07:07,970 INFO L290 TraceCheckUtils]: 19: Hoare triple {15557#true} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {15557#true} is VALID [2022-02-20 18:07:07,970 INFO L290 TraceCheckUtils]: 20: Hoare triple {15557#true} assume { :end_inline_activatePump } true; {15557#true} is VALID [2022-02-20 18:07:07,970 INFO L290 TraceCheckUtils]: 21: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,970 INFO L284 TraceCheckUtils]: 22: Hoare quadruple {15557#true} {15557#true} #264#return; {15557#true} is VALID [2022-02-20 18:07:07,970 INFO L290 TraceCheckUtils]: 0: Hoare triple {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {15557#true} is VALID [2022-02-20 18:07:07,970 INFO L290 TraceCheckUtils]: 1: Hoare triple {15557#true} assume !(0 != ~pumpRunning~0); {15557#true} is VALID [2022-02-20 18:07:07,971 INFO L272 TraceCheckUtils]: 2: Hoare triple {15557#true} call processEnvironment__wrappee__highWaterSensor(); {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:07,971 INFO L290 TraceCheckUtils]: 3: Hoare triple {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {15557#true} is VALID [2022-02-20 18:07:07,971 INFO L290 TraceCheckUtils]: 4: Hoare triple {15557#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {15557#true} is VALID [2022-02-20 18:07:07,971 INFO L290 TraceCheckUtils]: 5: Hoare triple {15557#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {15557#true} is VALID [2022-02-20 18:07:07,971 INFO L290 TraceCheckUtils]: 6: Hoare triple {15557#true} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {15557#true} is VALID [2022-02-20 18:07:07,972 INFO L290 TraceCheckUtils]: 7: Hoare triple {15557#true} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {15557#true} is VALID [2022-02-20 18:07:07,972 INFO L290 TraceCheckUtils]: 8: Hoare triple {15557#true} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {15557#true} is VALID [2022-02-20 18:07:07,972 INFO L290 TraceCheckUtils]: 9: Hoare triple {15557#true} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {15557#true} is VALID [2022-02-20 18:07:07,972 INFO L290 TraceCheckUtils]: 10: Hoare triple {15557#true} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {15557#true} is VALID [2022-02-20 18:07:07,972 INFO L272 TraceCheckUtils]: 11: Hoare triple {15557#true} call activatePump_#t~ret16#1 := isMethaneAlarm(); {15557#true} is VALID [2022-02-20 18:07:07,972 INFO L290 TraceCheckUtils]: 12: Hoare triple {15557#true} havoc ~retValue_acc~7; {15557#true} is VALID [2022-02-20 18:07:07,972 INFO L272 TraceCheckUtils]: 13: Hoare triple {15557#true} call #t~ret17 := isMethaneLevelCritical(); {15557#true} is VALID [2022-02-20 18:07:07,972 INFO L290 TraceCheckUtils]: 14: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15557#true} is VALID [2022-02-20 18:07:07,973 INFO L290 TraceCheckUtils]: 15: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,973 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {15557#true} {15557#true} #294#return; {15557#true} is VALID [2022-02-20 18:07:07,973 INFO L290 TraceCheckUtils]: 17: Hoare triple {15557#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {15557#true} is VALID [2022-02-20 18:07:07,973 INFO L290 TraceCheckUtils]: 18: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,973 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {15557#true} {15557#true} #288#return; {15557#true} is VALID [2022-02-20 18:07:07,973 INFO L290 TraceCheckUtils]: 20: Hoare triple {15557#true} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {15557#true} is VALID [2022-02-20 18:07:07,973 INFO L290 TraceCheckUtils]: 21: Hoare triple {15557#true} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {15557#true} is VALID [2022-02-20 18:07:07,973 INFO L290 TraceCheckUtils]: 22: Hoare triple {15557#true} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {15557#true} is VALID [2022-02-20 18:07:07,974 INFO L290 TraceCheckUtils]: 23: Hoare triple {15557#true} assume { :end_inline_activatePump } true; {15557#true} is VALID [2022-02-20 18:07:07,974 INFO L290 TraceCheckUtils]: 24: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,974 INFO L284 TraceCheckUtils]: 25: Hoare quadruple {15557#true} {15557#true} #264#return; {15557#true} is VALID [2022-02-20 18:07:07,974 INFO L290 TraceCheckUtils]: 26: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,974 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {15557#true} {15557#true} #272#return; {15557#true} is VALID [2022-02-20 18:07:07,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-02-20 18:07:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:07,977 INFO L290 TraceCheckUtils]: 0: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15557#true} is VALID [2022-02-20 18:07:07,977 INFO L290 TraceCheckUtils]: 1: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,977 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {15557#true} {15557#true} #274#return; {15557#true} is VALID [2022-02-20 18:07:07,977 INFO L290 TraceCheckUtils]: 0: Hoare triple {15641#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))} assume !(0 != ~pumpRunning~0); {15557#true} is VALID [2022-02-20 18:07:07,977 INFO L290 TraceCheckUtils]: 1: Hoare triple {15557#true} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {15557#true} is VALID [2022-02-20 18:07:07,977 INFO L290 TraceCheckUtils]: 2: Hoare triple {15557#true} assume !(0 != ~pumpRunning~0); {15557#true} is VALID [2022-02-20 18:07:07,978 INFO L272 TraceCheckUtils]: 3: Hoare triple {15557#true} call processEnvironment__wrappee__methaneQuery(); {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:07,978 INFO L290 TraceCheckUtils]: 4: Hoare triple {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {15557#true} is VALID [2022-02-20 18:07:07,978 INFO L290 TraceCheckUtils]: 5: Hoare triple {15557#true} assume !(0 != ~pumpRunning~0); {15557#true} is VALID [2022-02-20 18:07:07,978 INFO L272 TraceCheckUtils]: 6: Hoare triple {15557#true} call processEnvironment__wrappee__highWaterSensor(); {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:07,978 INFO L290 TraceCheckUtils]: 7: Hoare triple {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {15557#true} is VALID [2022-02-20 18:07:07,978 INFO L290 TraceCheckUtils]: 8: Hoare triple {15557#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {15557#true} is VALID [2022-02-20 18:07:07,979 INFO L290 TraceCheckUtils]: 9: Hoare triple {15557#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {15557#true} is VALID [2022-02-20 18:07:07,979 INFO L290 TraceCheckUtils]: 10: Hoare triple {15557#true} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {15557#true} is VALID [2022-02-20 18:07:07,979 INFO L290 TraceCheckUtils]: 11: Hoare triple {15557#true} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {15557#true} is VALID [2022-02-20 18:07:07,979 INFO L290 TraceCheckUtils]: 12: Hoare triple {15557#true} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {15557#true} is VALID [2022-02-20 18:07:07,979 INFO L290 TraceCheckUtils]: 13: Hoare triple {15557#true} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {15557#true} is VALID [2022-02-20 18:07:07,979 INFO L290 TraceCheckUtils]: 14: Hoare triple {15557#true} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {15557#true} is VALID [2022-02-20 18:07:07,979 INFO L272 TraceCheckUtils]: 15: Hoare triple {15557#true} call activatePump_#t~ret16#1 := isMethaneAlarm(); {15557#true} is VALID [2022-02-20 18:07:07,980 INFO L290 TraceCheckUtils]: 16: Hoare triple {15557#true} havoc ~retValue_acc~7; {15557#true} is VALID [2022-02-20 18:07:07,980 INFO L272 TraceCheckUtils]: 17: Hoare triple {15557#true} call #t~ret17 := isMethaneLevelCritical(); {15557#true} is VALID [2022-02-20 18:07:07,980 INFO L290 TraceCheckUtils]: 18: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15557#true} is VALID [2022-02-20 18:07:07,980 INFO L290 TraceCheckUtils]: 19: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,980 INFO L284 TraceCheckUtils]: 20: Hoare quadruple {15557#true} {15557#true} #294#return; {15557#true} is VALID [2022-02-20 18:07:07,980 INFO L290 TraceCheckUtils]: 21: Hoare triple {15557#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {15557#true} is VALID [2022-02-20 18:07:07,980 INFO L290 TraceCheckUtils]: 22: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,980 INFO L284 TraceCheckUtils]: 23: Hoare quadruple {15557#true} {15557#true} #288#return; {15557#true} is VALID [2022-02-20 18:07:07,981 INFO L290 TraceCheckUtils]: 24: Hoare triple {15557#true} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {15557#true} is VALID [2022-02-20 18:07:07,981 INFO L290 TraceCheckUtils]: 25: Hoare triple {15557#true} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {15557#true} is VALID [2022-02-20 18:07:07,981 INFO L290 TraceCheckUtils]: 26: Hoare triple {15557#true} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {15557#true} is VALID [2022-02-20 18:07:07,981 INFO L290 TraceCheckUtils]: 27: Hoare triple {15557#true} assume { :end_inline_activatePump } true; {15557#true} is VALID [2022-02-20 18:07:07,981 INFO L290 TraceCheckUtils]: 28: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,981 INFO L284 TraceCheckUtils]: 29: Hoare quadruple {15557#true} {15557#true} #264#return; {15557#true} is VALID [2022-02-20 18:07:07,981 INFO L290 TraceCheckUtils]: 30: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,981 INFO L284 TraceCheckUtils]: 31: Hoare quadruple {15557#true} {15557#true} #272#return; {15557#true} is VALID [2022-02-20 18:07:07,982 INFO L290 TraceCheckUtils]: 32: Hoare triple {15557#true} assume { :end_inline_processEnvironment } true; {15557#true} is VALID [2022-02-20 18:07:07,982 INFO L290 TraceCheckUtils]: 33: Hoare triple {15557#true} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {15557#true} is VALID [2022-02-20 18:07:07,982 INFO L272 TraceCheckUtils]: 34: Hoare triple {15557#true} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {15557#true} is VALID [2022-02-20 18:07:07,982 INFO L290 TraceCheckUtils]: 35: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15557#true} is VALID [2022-02-20 18:07:07,982 INFO L290 TraceCheckUtils]: 36: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,982 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {15557#true} {15557#true} #274#return; {15557#true} is VALID [2022-02-20 18:07:07,982 INFO L290 TraceCheckUtils]: 38: Hoare triple {15557#true} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {15557#true} is VALID [2022-02-20 18:07:07,982 INFO L290 TraceCheckUtils]: 39: Hoare triple {15557#true} assume !(0 != __utac_acc__Specification1_spec__1_~tmp~0#1); {15557#true} is VALID [2022-02-20 18:07:07,983 INFO L290 TraceCheckUtils]: 40: Hoare triple {15557#true} assume { :end_inline___utac_acc__Specification1_spec__1 } true; {15557#true} is VALID [2022-02-20 18:07:07,983 INFO L290 TraceCheckUtils]: 41: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:07,983 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {15557#true} {15559#(= 1 ~systemActive~0)} #284#return; {15557#true} is VALID [2022-02-20 18:07:07,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-02-20 18:07:07,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:08,000 INFO L290 TraceCheckUtils]: 0: Hoare triple {15708#(= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,000 INFO L290 TraceCheckUtils]: 1: Hoare triple {15709#(<= 1 ~methaneLevelCritical~0)} assume true; {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,000 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {15709#(<= 1 ~methaneLevelCritical~0)} {15557#true} #282#return; {15609#(not (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:08,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-02-20 18:07:08,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:08,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-02-20 18:07:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:08,061 INFO L290 TraceCheckUtils]: 0: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15715#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,062 INFO L290 TraceCheckUtils]: 1: Hoare triple {15715#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {15715#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,062 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {15715#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {15557#true} #294#return; {15713#(or (= ~methaneLevelCritical~0 0) (not (= |isMethaneAlarm_#t~ret17| 0)))} is VALID [2022-02-20 18:07:08,063 INFO L290 TraceCheckUtils]: 0: Hoare triple {15557#true} havoc ~retValue_acc~7; {15557#true} is VALID [2022-02-20 18:07:08,063 INFO L272 TraceCheckUtils]: 1: Hoare triple {15557#true} call #t~ret17 := isMethaneLevelCritical(); {15557#true} is VALID [2022-02-20 18:07:08,063 INFO L290 TraceCheckUtils]: 2: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15715#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,063 INFO L290 TraceCheckUtils]: 3: Hoare triple {15715#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {15715#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,064 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {15715#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {15557#true} #294#return; {15713#(or (= ~methaneLevelCritical~0 0) (not (= |isMethaneAlarm_#t~ret17| 0)))} is VALID [2022-02-20 18:07:08,064 INFO L290 TraceCheckUtils]: 5: Hoare triple {15713#(or (= ~methaneLevelCritical~0 0) (not (= |isMethaneAlarm_#t~ret17| 0)))} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {15714#(or (= ~methaneLevelCritical~0 0) (<= (+ |isMethaneAlarm_#res| 1) 0) (<= 1 |isMethaneAlarm_#res|))} is VALID [2022-02-20 18:07:08,064 INFO L290 TraceCheckUtils]: 6: Hoare triple {15714#(or (= ~methaneLevelCritical~0 0) (<= (+ |isMethaneAlarm_#res| 1) 0) (<= 1 |isMethaneAlarm_#res|))} assume true; {15714#(or (= ~methaneLevelCritical~0 0) (<= (+ |isMethaneAlarm_#res| 1) 0) (<= 1 |isMethaneAlarm_#res|))} is VALID [2022-02-20 18:07:08,065 INFO L284 TraceCheckUtils]: 7: Hoare quadruple {15714#(or (= ~methaneLevelCritical~0 0) (<= (+ |isMethaneAlarm_#res| 1) 0) (<= 1 |isMethaneAlarm_#res|))} {15609#(not (= ~methaneLevelCritical~0 0))} #266#return; {15618#(not (= |timeShift_processEnvironment_#t~ret15#1| 0))} is VALID [2022-02-20 18:07:08,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-02-20 18:07:08,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:08,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-02-20 18:07:08,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:08,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-02-20 18:07:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:08,077 INFO L290 TraceCheckUtils]: 0: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,077 INFO L284 TraceCheckUtils]: 1: Hoare quadruple {15557#true} {15557#true} #292#return; {15557#true} is VALID [2022-02-20 18:07:08,077 INFO L290 TraceCheckUtils]: 0: Hoare triple {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {15557#true} is VALID [2022-02-20 18:07:08,077 INFO L290 TraceCheckUtils]: 1: Hoare triple {15557#true} assume !(0 == ~pumpRunning~0); {15557#true} is VALID [2022-02-20 18:07:08,077 INFO L272 TraceCheckUtils]: 2: Hoare triple {15557#true} call processEnvironment__wrappee__base(); {15557#true} is VALID [2022-02-20 18:07:08,078 INFO L290 TraceCheckUtils]: 3: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,078 INFO L284 TraceCheckUtils]: 4: Hoare quadruple {15557#true} {15557#true} #292#return; {15557#true} is VALID [2022-02-20 18:07:08,078 INFO L290 TraceCheckUtils]: 5: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,078 INFO L284 TraceCheckUtils]: 6: Hoare quadruple {15557#true} {15557#true} #262#return; {15557#true} is VALID [2022-02-20 18:07:08,078 INFO L290 TraceCheckUtils]: 0: Hoare triple {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {15557#true} is VALID [2022-02-20 18:07:08,078 INFO L290 TraceCheckUtils]: 1: Hoare triple {15557#true} assume 0 != ~pumpRunning~0;assume { :begin_inline_isLowWaterLevel } true;havoc isLowWaterLevel_#res#1;havoc isLowWaterLevel_#t~ret27#1, isLowWaterLevel_~retValue_acc~10#1, isLowWaterLevel_~tmp~7#1, isLowWaterLevel_~tmp___0~2#1;havoc isLowWaterLevel_~retValue_acc~10#1;havoc isLowWaterLevel_~tmp~7#1;havoc isLowWaterLevel_~tmp___0~2#1;assume { :begin_inline_isLowWaterSensorDry } true;havoc isLowWaterSensorDry_#res#1;havoc isLowWaterSensorDry_~retValue_acc~5#1;havoc isLowWaterSensorDry_~retValue_acc~5#1;isLowWaterSensorDry_~retValue_acc~5#1 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; {15557#true} is VALID [2022-02-20 18:07:08,078 INFO L290 TraceCheckUtils]: 2: Hoare triple {15557#true} isLowWaterLevel_#t~ret27#1 := isLowWaterSensorDry_#res#1;assume { :end_inline_isLowWaterSensorDry } true;assume -2147483648 <= isLowWaterLevel_#t~ret27#1 && isLowWaterLevel_#t~ret27#1 <= 2147483647;isLowWaterLevel_~tmp~7#1 := isLowWaterLevel_#t~ret27#1;havoc isLowWaterLevel_#t~ret27#1; {15557#true} is VALID [2022-02-20 18:07:08,078 INFO L290 TraceCheckUtils]: 3: Hoare triple {15557#true} assume 0 != isLowWaterLevel_~tmp~7#1;isLowWaterLevel_~tmp___0~2#1 := 0; {15557#true} is VALID [2022-02-20 18:07:08,078 INFO L290 TraceCheckUtils]: 4: Hoare triple {15557#true} isLowWaterLevel_~retValue_acc~10#1 := isLowWaterLevel_~tmp___0~2#1;isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~10#1; {15557#true} is VALID [2022-02-20 18:07:08,078 INFO L290 TraceCheckUtils]: 5: Hoare triple {15557#true} #t~ret14#1 := isLowWaterLevel_#res#1;assume { :end_inline_isLowWaterLevel } true;assume -2147483648 <= #t~ret14#1 && #t~ret14#1 <= 2147483647;~tmp~3#1 := #t~ret14#1;havoc #t~ret14#1; {15557#true} is VALID [2022-02-20 18:07:08,078 INFO L290 TraceCheckUtils]: 6: Hoare triple {15557#true} assume !(0 != ~tmp~3#1); {15557#true} is VALID [2022-02-20 18:07:08,079 INFO L272 TraceCheckUtils]: 7: Hoare triple {15557#true} call processEnvironment__wrappee__highWaterSensor(); {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:08,079 INFO L290 TraceCheckUtils]: 8: Hoare triple {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {15557#true} is VALID [2022-02-20 18:07:08,079 INFO L290 TraceCheckUtils]: 9: Hoare triple {15557#true} assume !(0 == ~pumpRunning~0); {15557#true} is VALID [2022-02-20 18:07:08,079 INFO L272 TraceCheckUtils]: 10: Hoare triple {15557#true} call processEnvironment__wrappee__base(); {15557#true} is VALID [2022-02-20 18:07:08,079 INFO L290 TraceCheckUtils]: 11: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,079 INFO L284 TraceCheckUtils]: 12: Hoare quadruple {15557#true} {15557#true} #292#return; {15557#true} is VALID [2022-02-20 18:07:08,079 INFO L290 TraceCheckUtils]: 13: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,079 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {15557#true} {15557#true} #262#return; {15557#true} is VALID [2022-02-20 18:07:08,079 INFO L290 TraceCheckUtils]: 15: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,079 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {15557#true} {15558#false} #270#return; {15558#false} is VALID [2022-02-20 18:07:08,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-02-20 18:07:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:08,083 INFO L290 TraceCheckUtils]: 0: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15557#true} is VALID [2022-02-20 18:07:08,083 INFO L290 TraceCheckUtils]: 1: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,083 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {15557#true} {15558#false} #274#return; {15558#false} is VALID [2022-02-20 18:07:08,085 INFO L290 TraceCheckUtils]: 0: Hoare triple {15557#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,085 INFO L290 TraceCheckUtils]: 1: Hoare triple {15559#(= 1 ~systemActive~0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,085 INFO L290 TraceCheckUtils]: 2: Hoare triple {15559#(= 1 ~systemActive~0)} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,086 INFO L290 TraceCheckUtils]: 3: Hoare triple {15559#(= 1 ~systemActive~0)} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,086 INFO L290 TraceCheckUtils]: 4: Hoare triple {15559#(= 1 ~systemActive~0)} main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret12#1 && main_#t~ret12#1 <= 2147483647;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,086 INFO L290 TraceCheckUtils]: 5: Hoare triple {15559#(= 1 ~systemActive~0)} assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,086 INFO L290 TraceCheckUtils]: 6: Hoare triple {15559#(= 1 ~systemActive~0)} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,087 INFO L290 TraceCheckUtils]: 7: Hoare triple {15559#(= 1 ~systemActive~0)} assume !false; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,087 INFO L290 TraceCheckUtils]: 8: Hoare triple {15559#(= 1 ~systemActive~0)} assume test_~splverifierCounter~0#1 < 4; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,087 INFO L290 TraceCheckUtils]: 9: Hoare triple {15559#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet28#1 && test_#t~nondet28#1 <= 2147483647;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,088 INFO L290 TraceCheckUtils]: 10: Hoare triple {15559#(= 1 ~systemActive~0)} assume 0 != test_~tmp~8#1; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,088 INFO L272 TraceCheckUtils]: 11: Hoare triple {15559#(= 1 ~systemActive~0)} call waterRise(); {15640#(= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2022-02-20 18:07:08,088 INFO L290 TraceCheckUtils]: 12: Hoare triple {15640#(= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {15557#true} is VALID [2022-02-20 18:07:08,088 INFO L290 TraceCheckUtils]: 13: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,088 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {15557#true} {15559#(= 1 ~systemActive~0)} #280#return; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,089 INFO L290 TraceCheckUtils]: 15: Hoare triple {15559#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet29#1 && test_#t~nondet29#1 <= 2147483647;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,089 INFO L290 TraceCheckUtils]: 16: Hoare triple {15559#(= 1 ~systemActive~0)} assume !(0 != test_~tmp___0~3#1); {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,089 INFO L290 TraceCheckUtils]: 17: Hoare triple {15559#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet30#1 && test_#t~nondet30#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,090 INFO L290 TraceCheckUtils]: 18: Hoare triple {15559#(= 1 ~systemActive~0)} assume 0 != test_~tmp___2~0#1; {15559#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:08,090 INFO L272 TraceCheckUtils]: 19: Hoare triple {15559#(= 1 ~systemActive~0)} call timeShift(); {15641#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))} is VALID [2022-02-20 18:07:08,090 INFO L290 TraceCheckUtils]: 20: Hoare triple {15641#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))} assume !(0 != ~pumpRunning~0); {15557#true} is VALID [2022-02-20 18:07:08,090 INFO L290 TraceCheckUtils]: 21: Hoare triple {15557#true} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {15557#true} is VALID [2022-02-20 18:07:08,090 INFO L290 TraceCheckUtils]: 22: Hoare triple {15557#true} assume !(0 != ~pumpRunning~0); {15557#true} is VALID [2022-02-20 18:07:08,090 INFO L272 TraceCheckUtils]: 23: Hoare triple {15557#true} call processEnvironment__wrappee__methaneQuery(); {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:08,091 INFO L290 TraceCheckUtils]: 24: Hoare triple {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {15557#true} is VALID [2022-02-20 18:07:08,091 INFO L290 TraceCheckUtils]: 25: Hoare triple {15557#true} assume !(0 != ~pumpRunning~0); {15557#true} is VALID [2022-02-20 18:07:08,091 INFO L272 TraceCheckUtils]: 26: Hoare triple {15557#true} call processEnvironment__wrappee__highWaterSensor(); {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:08,091 INFO L290 TraceCheckUtils]: 27: Hoare triple {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {15557#true} is VALID [2022-02-20 18:07:08,091 INFO L290 TraceCheckUtils]: 28: Hoare triple {15557#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {15557#true} is VALID [2022-02-20 18:07:08,091 INFO L290 TraceCheckUtils]: 29: Hoare triple {15557#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {15557#true} is VALID [2022-02-20 18:07:08,091 INFO L290 TraceCheckUtils]: 30: Hoare triple {15557#true} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {15557#true} is VALID [2022-02-20 18:07:08,091 INFO L290 TraceCheckUtils]: 31: Hoare triple {15557#true} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {15557#true} is VALID [2022-02-20 18:07:08,091 INFO L290 TraceCheckUtils]: 32: Hoare triple {15557#true} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {15557#true} is VALID [2022-02-20 18:07:08,091 INFO L290 TraceCheckUtils]: 33: Hoare triple {15557#true} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {15557#true} is VALID [2022-02-20 18:07:08,091 INFO L290 TraceCheckUtils]: 34: Hoare triple {15557#true} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {15557#true} is VALID [2022-02-20 18:07:08,092 INFO L272 TraceCheckUtils]: 35: Hoare triple {15557#true} call activatePump_#t~ret16#1 := isMethaneAlarm(); {15557#true} is VALID [2022-02-20 18:07:08,092 INFO L290 TraceCheckUtils]: 36: Hoare triple {15557#true} havoc ~retValue_acc~7; {15557#true} is VALID [2022-02-20 18:07:08,092 INFO L272 TraceCheckUtils]: 37: Hoare triple {15557#true} call #t~ret17 := isMethaneLevelCritical(); {15557#true} is VALID [2022-02-20 18:07:08,092 INFO L290 TraceCheckUtils]: 38: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15557#true} is VALID [2022-02-20 18:07:08,092 INFO L290 TraceCheckUtils]: 39: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,092 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {15557#true} {15557#true} #294#return; {15557#true} is VALID [2022-02-20 18:07:08,092 INFO L290 TraceCheckUtils]: 41: Hoare triple {15557#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {15557#true} is VALID [2022-02-20 18:07:08,092 INFO L290 TraceCheckUtils]: 42: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,092 INFO L284 TraceCheckUtils]: 43: Hoare quadruple {15557#true} {15557#true} #288#return; {15557#true} is VALID [2022-02-20 18:07:08,092 INFO L290 TraceCheckUtils]: 44: Hoare triple {15557#true} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {15557#true} is VALID [2022-02-20 18:07:08,092 INFO L290 TraceCheckUtils]: 45: Hoare triple {15557#true} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {15557#true} is VALID [2022-02-20 18:07:08,092 INFO L290 TraceCheckUtils]: 46: Hoare triple {15557#true} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {15557#true} is VALID [2022-02-20 18:07:08,092 INFO L290 TraceCheckUtils]: 47: Hoare triple {15557#true} assume { :end_inline_activatePump } true; {15557#true} is VALID [2022-02-20 18:07:08,092 INFO L290 TraceCheckUtils]: 48: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,092 INFO L284 TraceCheckUtils]: 49: Hoare quadruple {15557#true} {15557#true} #264#return; {15557#true} is VALID [2022-02-20 18:07:08,093 INFO L290 TraceCheckUtils]: 50: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,093 INFO L284 TraceCheckUtils]: 51: Hoare quadruple {15557#true} {15557#true} #272#return; {15557#true} is VALID [2022-02-20 18:07:08,093 INFO L290 TraceCheckUtils]: 52: Hoare triple {15557#true} assume { :end_inline_processEnvironment } true; {15557#true} is VALID [2022-02-20 18:07:08,093 INFO L290 TraceCheckUtils]: 53: Hoare triple {15557#true} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {15557#true} is VALID [2022-02-20 18:07:08,093 INFO L272 TraceCheckUtils]: 54: Hoare triple {15557#true} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {15557#true} is VALID [2022-02-20 18:07:08,093 INFO L290 TraceCheckUtils]: 55: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15557#true} is VALID [2022-02-20 18:07:08,093 INFO L290 TraceCheckUtils]: 56: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,093 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {15557#true} {15557#true} #274#return; {15557#true} is VALID [2022-02-20 18:07:08,093 INFO L290 TraceCheckUtils]: 58: Hoare triple {15557#true} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {15557#true} is VALID [2022-02-20 18:07:08,093 INFO L290 TraceCheckUtils]: 59: Hoare triple {15557#true} assume !(0 != __utac_acc__Specification1_spec__1_~tmp~0#1); {15557#true} is VALID [2022-02-20 18:07:08,093 INFO L290 TraceCheckUtils]: 60: Hoare triple {15557#true} assume { :end_inline___utac_acc__Specification1_spec__1 } true; {15557#true} is VALID [2022-02-20 18:07:08,093 INFO L290 TraceCheckUtils]: 61: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,093 INFO L284 TraceCheckUtils]: 62: Hoare quadruple {15557#true} {15559#(= 1 ~systemActive~0)} #284#return; {15557#true} is VALID [2022-02-20 18:07:08,093 INFO L290 TraceCheckUtils]: 63: Hoare triple {15557#true} assume !false; {15557#true} is VALID [2022-02-20 18:07:08,093 INFO L290 TraceCheckUtils]: 64: Hoare triple {15557#true} assume test_~splverifierCounter~0#1 < 4; {15557#true} is VALID [2022-02-20 18:07:08,094 INFO L290 TraceCheckUtils]: 65: Hoare triple {15557#true} assume -2147483648 <= test_#t~nondet28#1 && test_#t~nondet28#1 <= 2147483647;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; {15557#true} is VALID [2022-02-20 18:07:08,094 INFO L290 TraceCheckUtils]: 66: Hoare triple {15557#true} assume !(0 != test_~tmp~8#1); {15557#true} is VALID [2022-02-20 18:07:08,094 INFO L290 TraceCheckUtils]: 67: Hoare triple {15557#true} assume -2147483648 <= test_#t~nondet29#1 && test_#t~nondet29#1 <= 2147483647;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; {15557#true} is VALID [2022-02-20 18:07:08,094 INFO L290 TraceCheckUtils]: 68: Hoare triple {15557#true} assume 0 != test_~tmp___0~3#1; {15557#true} is VALID [2022-02-20 18:07:08,094 INFO L272 TraceCheckUtils]: 69: Hoare triple {15557#true} call changeMethaneLevel(); {15708#(= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,094 INFO L290 TraceCheckUtils]: 70: Hoare triple {15708#(= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,095 INFO L290 TraceCheckUtils]: 71: Hoare triple {15709#(<= 1 ~methaneLevelCritical~0)} assume true; {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,095 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {15709#(<= 1 ~methaneLevelCritical~0)} {15557#true} #282#return; {15609#(not (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:08,095 INFO L290 TraceCheckUtils]: 73: Hoare triple {15609#(not (= ~methaneLevelCritical~0 0))} assume -2147483648 <= test_#t~nondet30#1 && test_#t~nondet30#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; {15609#(not (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:08,096 INFO L290 TraceCheckUtils]: 74: Hoare triple {15609#(not (= ~methaneLevelCritical~0 0))} assume 0 != test_~tmp___2~0#1; {15609#(not (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:08,096 INFO L272 TraceCheckUtils]: 75: Hoare triple {15609#(not (= ~methaneLevelCritical~0 0))} call timeShift(); {15609#(not (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:08,096 INFO L290 TraceCheckUtils]: 76: Hoare triple {15609#(not (= ~methaneLevelCritical~0 0))} assume 0 != ~pumpRunning~0;assume { :begin_inline_lowerWaterLevel } true; {15609#(not (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:08,096 INFO L290 TraceCheckUtils]: 77: Hoare triple {15609#(not (= ~methaneLevelCritical~0 0))} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {15609#(not (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:08,097 INFO L290 TraceCheckUtils]: 78: Hoare triple {15609#(not (= ~methaneLevelCritical~0 0))} assume { :end_inline_lowerWaterLevel } true; {15609#(not (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:08,097 INFO L290 TraceCheckUtils]: 79: Hoare triple {15609#(not (= ~methaneLevelCritical~0 0))} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {15609#(not (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:08,097 INFO L290 TraceCheckUtils]: 80: Hoare triple {15609#(not (= ~methaneLevelCritical~0 0))} assume 0 != ~pumpRunning~0; {15609#(not (= ~methaneLevelCritical~0 0))} is VALID [2022-02-20 18:07:08,097 INFO L272 TraceCheckUtils]: 81: Hoare triple {15609#(not (= ~methaneLevelCritical~0 0))} call processEnvironment_#t~ret15#1 := isMethaneAlarm(); {15557#true} is VALID [2022-02-20 18:07:08,097 INFO L290 TraceCheckUtils]: 82: Hoare triple {15557#true} havoc ~retValue_acc~7; {15557#true} is VALID [2022-02-20 18:07:08,097 INFO L272 TraceCheckUtils]: 83: Hoare triple {15557#true} call #t~ret17 := isMethaneLevelCritical(); {15557#true} is VALID [2022-02-20 18:07:08,098 INFO L290 TraceCheckUtils]: 84: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15715#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,098 INFO L290 TraceCheckUtils]: 85: Hoare triple {15715#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} assume true; {15715#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,098 INFO L284 TraceCheckUtils]: 86: Hoare quadruple {15715#(= |isMethaneLevelCritical_#res| ~methaneLevelCritical~0)} {15557#true} #294#return; {15713#(or (= ~methaneLevelCritical~0 0) (not (= |isMethaneAlarm_#t~ret17| 0)))} is VALID [2022-02-20 18:07:08,099 INFO L290 TraceCheckUtils]: 87: Hoare triple {15713#(or (= ~methaneLevelCritical~0 0) (not (= |isMethaneAlarm_#t~ret17| 0)))} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {15714#(or (= ~methaneLevelCritical~0 0) (<= (+ |isMethaneAlarm_#res| 1) 0) (<= 1 |isMethaneAlarm_#res|))} is VALID [2022-02-20 18:07:08,099 INFO L290 TraceCheckUtils]: 88: Hoare triple {15714#(or (= ~methaneLevelCritical~0 0) (<= (+ |isMethaneAlarm_#res| 1) 0) (<= 1 |isMethaneAlarm_#res|))} assume true; {15714#(or (= ~methaneLevelCritical~0 0) (<= (+ |isMethaneAlarm_#res| 1) 0) (<= 1 |isMethaneAlarm_#res|))} is VALID [2022-02-20 18:07:08,100 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {15714#(or (= ~methaneLevelCritical~0 0) (<= (+ |isMethaneAlarm_#res| 1) 0) (<= 1 |isMethaneAlarm_#res|))} {15609#(not (= ~methaneLevelCritical~0 0))} #266#return; {15618#(not (= |timeShift_processEnvironment_#t~ret15#1| 0))} is VALID [2022-02-20 18:07:08,100 INFO L290 TraceCheckUtils]: 90: Hoare triple {15618#(not (= |timeShift_processEnvironment_#t~ret15#1| 0))} assume -2147483648 <= processEnvironment_#t~ret15#1 && processEnvironment_#t~ret15#1 <= 2147483647;processEnvironment_~tmp~4#1 := processEnvironment_#t~ret15#1;havoc processEnvironment_#t~ret15#1; {15619#(not (= |timeShift_processEnvironment_~tmp~4#1| 0))} is VALID [2022-02-20 18:07:08,100 INFO L290 TraceCheckUtils]: 91: Hoare triple {15619#(not (= |timeShift_processEnvironment_~tmp~4#1| 0))} assume !(0 != processEnvironment_~tmp~4#1); {15558#false} is VALID [2022-02-20 18:07:08,100 INFO L272 TraceCheckUtils]: 92: Hoare triple {15558#false} call processEnvironment__wrappee__methaneQuery(); {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:08,100 INFO L290 TraceCheckUtils]: 93: Hoare triple {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~3#1; {15557#true} is VALID [2022-02-20 18:07:08,101 INFO L290 TraceCheckUtils]: 94: Hoare triple {15557#true} assume 0 != ~pumpRunning~0;assume { :begin_inline_isLowWaterLevel } true;havoc isLowWaterLevel_#res#1;havoc isLowWaterLevel_#t~ret27#1, isLowWaterLevel_~retValue_acc~10#1, isLowWaterLevel_~tmp~7#1, isLowWaterLevel_~tmp___0~2#1;havoc isLowWaterLevel_~retValue_acc~10#1;havoc isLowWaterLevel_~tmp~7#1;havoc isLowWaterLevel_~tmp___0~2#1;assume { :begin_inline_isLowWaterSensorDry } true;havoc isLowWaterSensorDry_#res#1;havoc isLowWaterSensorDry_~retValue_acc~5#1;havoc isLowWaterSensorDry_~retValue_acc~5#1;isLowWaterSensorDry_~retValue_acc~5#1 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; {15557#true} is VALID [2022-02-20 18:07:08,101 INFO L290 TraceCheckUtils]: 95: Hoare triple {15557#true} isLowWaterLevel_#t~ret27#1 := isLowWaterSensorDry_#res#1;assume { :end_inline_isLowWaterSensorDry } true;assume -2147483648 <= isLowWaterLevel_#t~ret27#1 && isLowWaterLevel_#t~ret27#1 <= 2147483647;isLowWaterLevel_~tmp~7#1 := isLowWaterLevel_#t~ret27#1;havoc isLowWaterLevel_#t~ret27#1; {15557#true} is VALID [2022-02-20 18:07:08,101 INFO L290 TraceCheckUtils]: 96: Hoare triple {15557#true} assume 0 != isLowWaterLevel_~tmp~7#1;isLowWaterLevel_~tmp___0~2#1 := 0; {15557#true} is VALID [2022-02-20 18:07:08,101 INFO L290 TraceCheckUtils]: 97: Hoare triple {15557#true} isLowWaterLevel_~retValue_acc~10#1 := isLowWaterLevel_~tmp___0~2#1;isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~10#1; {15557#true} is VALID [2022-02-20 18:07:08,101 INFO L290 TraceCheckUtils]: 98: Hoare triple {15557#true} #t~ret14#1 := isLowWaterLevel_#res#1;assume { :end_inline_isLowWaterLevel } true;assume -2147483648 <= #t~ret14#1 && #t~ret14#1 <= 2147483647;~tmp~3#1 := #t~ret14#1;havoc #t~ret14#1; {15557#true} is VALID [2022-02-20 18:07:08,101 INFO L290 TraceCheckUtils]: 99: Hoare triple {15557#true} assume !(0 != ~tmp~3#1); {15557#true} is VALID [2022-02-20 18:07:08,101 INFO L272 TraceCheckUtils]: 100: Hoare triple {15557#true} call processEnvironment__wrappee__highWaterSensor(); {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2022-02-20 18:07:08,101 INFO L290 TraceCheckUtils]: 101: Hoare triple {15673#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~2#1; {15557#true} is VALID [2022-02-20 18:07:08,101 INFO L290 TraceCheckUtils]: 102: Hoare triple {15557#true} assume !(0 == ~pumpRunning~0); {15557#true} is VALID [2022-02-20 18:07:08,101 INFO L272 TraceCheckUtils]: 103: Hoare triple {15557#true} call processEnvironment__wrappee__base(); {15557#true} is VALID [2022-02-20 18:07:08,101 INFO L290 TraceCheckUtils]: 104: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,102 INFO L284 TraceCheckUtils]: 105: Hoare quadruple {15557#true} {15557#true} #292#return; {15557#true} is VALID [2022-02-20 18:07:08,102 INFO L290 TraceCheckUtils]: 106: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,102 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {15557#true} {15557#true} #262#return; {15557#true} is VALID [2022-02-20 18:07:08,102 INFO L290 TraceCheckUtils]: 108: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,102 INFO L284 TraceCheckUtils]: 109: Hoare quadruple {15557#true} {15558#false} #270#return; {15558#false} is VALID [2022-02-20 18:07:08,102 INFO L290 TraceCheckUtils]: 110: Hoare triple {15558#false} assume { :end_inline_processEnvironment } true; {15558#false} is VALID [2022-02-20 18:07:08,102 INFO L290 TraceCheckUtils]: 111: Hoare triple {15558#false} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {15558#false} is VALID [2022-02-20 18:07:08,102 INFO L272 TraceCheckUtils]: 112: Hoare triple {15558#false} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {15557#true} is VALID [2022-02-20 18:07:08,102 INFO L290 TraceCheckUtils]: 113: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15557#true} is VALID [2022-02-20 18:07:08,102 INFO L290 TraceCheckUtils]: 114: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,102 INFO L284 TraceCheckUtils]: 115: Hoare quadruple {15557#true} {15558#false} #274#return; {15558#false} is VALID [2022-02-20 18:07:08,102 INFO L290 TraceCheckUtils]: 116: Hoare triple {15558#false} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {15558#false} is VALID [2022-02-20 18:07:08,114 INFO L290 TraceCheckUtils]: 117: Hoare triple {15558#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~8#1;havoc isPumpRunning_~retValue_acc~8#1;isPumpRunning_~retValue_acc~8#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; {15558#false} is VALID [2022-02-20 18:07:08,114 INFO L290 TraceCheckUtils]: 118: Hoare triple {15558#false} __utac_acc__Specification1_spec__1_#t~ret11#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11#1 && __utac_acc__Specification1_spec__1_#t~ret11#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0#1 := __utac_acc__Specification1_spec__1_#t~ret11#1;havoc __utac_acc__Specification1_spec__1_#t~ret11#1; {15558#false} is VALID [2022-02-20 18:07:08,115 INFO L290 TraceCheckUtils]: 119: Hoare triple {15558#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline___automaton_fail } true; {15558#false} is VALID [2022-02-20 18:07:08,115 INFO L290 TraceCheckUtils]: 120: Hoare triple {15558#false} assume !false; {15558#false} is VALID [2022-02-20 18:07:08,115 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-02-20 18:07:08,115 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:07:08,115 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357926344] [2022-02-20 18:07:08,115 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357926344] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-20 18:07:08,115 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739982940] [2022-02-20 18:07:08,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:07:08,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-20 18:07:08,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:07:08,140 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-20 18:07:08,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-20 18:07:08,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:08,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 9 conjunts are in the unsatisfiable core [2022-02-20 18:07:08,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:08,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-20 18:07:08,674 INFO L290 TraceCheckUtils]: 0: Hoare triple {15557#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(13, 4);call #Ultimate.allocInit(7, 5);call write~init~int(44, 5, 0, 1);call write~init~int(77, 5, 1, 1);call write~init~int(101, 5, 2, 1);call write~init~int(116, 5, 3, 1);call write~init~int(104, 5, 4, 1);call write~init~int(58, 5, 5, 1);call write~init~int(0, 5, 6, 1);call #Ultimate.allocInit(5, 6);call write~init~int(67, 6, 0, 1);call write~init~int(82, 6, 1, 1);call write~init~int(73, 6, 2, 1);call write~init~int(84, 6, 3, 1);call write~init~int(0, 6, 4, 1);call #Ultimate.allocInit(3, 7);call write~init~int(79, 7, 0, 1);call write~init~int(75, 7, 1, 1);call write~init~int(0, 7, 2, 1);call #Ultimate.allocInit(2, 8);call write~init~int(41, 8, 0, 1);call write~init~int(0, 8, 1, 1);call #Ultimate.allocInit(13, 9);call #Ultimate.allocInit(3, 10);call write~init~int(79, 10, 0, 1);call write~init~int(110, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(4, 11);call write~init~int(79, 11, 0, 1);call write~init~int(102, 11, 1, 1);call write~init~int(102, 11, 2, 1);call write~init~int(0, 11, 3, 1);call #Ultimate.allocInit(7, 12);call write~init~int(44, 12, 0, 1);call write~init~int(80, 12, 1, 1);call write~init~int(117, 12, 2, 1);call write~init~int(109, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(3, 13);call write~init~int(79, 13, 0, 1);call write~init~int(110, 13, 1, 1);call write~init~int(0, 13, 2, 1);call #Ultimate.allocInit(4, 14);call write~init~int(79, 14, 0, 1);call write~init~int(102, 14, 1, 1);call write~init~int(102, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(3, 15);call write~init~int(41, 15, 0, 1);call write~init~int(32, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(10, 16, 0, 1);call write~init~int(0, 16, 1, 1);call #Ultimate.allocInit(30, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(21, 19);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(25, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; {15557#true} is VALID [2022-02-20 18:07:08,674 INFO L290 TraceCheckUtils]: 1: Hoare triple {15557#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; {15557#true} is VALID [2022-02-20 18:07:08,674 INFO L290 TraceCheckUtils]: 2: Hoare triple {15557#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {15557#true} is VALID [2022-02-20 18:07:08,674 INFO L290 TraceCheckUtils]: 3: Hoare triple {15557#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; {15557#true} is VALID [2022-02-20 18:07:08,674 INFO L290 TraceCheckUtils]: 4: Hoare triple {15557#true} main_#t~ret12#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret12#1 && main_#t~ret12#1 <= 2147483647;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; {15557#true} is VALID [2022-02-20 18:07:08,674 INFO L290 TraceCheckUtils]: 5: Hoare triple {15557#true} assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; {15557#true} is VALID [2022-02-20 18:07:08,674 INFO L290 TraceCheckUtils]: 6: Hoare triple {15557#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {15557#true} is VALID [2022-02-20 18:07:08,674 INFO L290 TraceCheckUtils]: 7: Hoare triple {15557#true} assume !false; {15557#true} is VALID [2022-02-20 18:07:08,674 INFO L290 TraceCheckUtils]: 8: Hoare triple {15557#true} assume test_~splverifierCounter~0#1 < 4; {15557#true} is VALID [2022-02-20 18:07:08,674 INFO L290 TraceCheckUtils]: 9: Hoare triple {15557#true} assume -2147483648 <= test_#t~nondet28#1 && test_#t~nondet28#1 <= 2147483647;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; {15557#true} is VALID [2022-02-20 18:07:08,674 INFO L290 TraceCheckUtils]: 10: Hoare triple {15557#true} assume 0 != test_~tmp~8#1; {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L272 TraceCheckUtils]: 11: Hoare triple {15557#true} call waterRise(); {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L290 TraceCheckUtils]: 12: Hoare triple {15557#true} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L290 TraceCheckUtils]: 13: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L284 TraceCheckUtils]: 14: Hoare quadruple {15557#true} {15557#true} #280#return; {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L290 TraceCheckUtils]: 15: Hoare triple {15557#true} assume -2147483648 <= test_#t~nondet29#1 && test_#t~nondet29#1 <= 2147483647;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L290 TraceCheckUtils]: 16: Hoare triple {15557#true} assume !(0 != test_~tmp___0~3#1); {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L290 TraceCheckUtils]: 17: Hoare triple {15557#true} assume -2147483648 <= test_#t~nondet30#1 && test_#t~nondet30#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L290 TraceCheckUtils]: 18: Hoare triple {15557#true} assume 0 != test_~tmp___2~0#1; {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L272 TraceCheckUtils]: 19: Hoare triple {15557#true} call timeShift(); {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L290 TraceCheckUtils]: 20: Hoare triple {15557#true} assume !(0 != ~pumpRunning~0); {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L290 TraceCheckUtils]: 21: Hoare triple {15557#true} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L290 TraceCheckUtils]: 22: Hoare triple {15557#true} assume !(0 != ~pumpRunning~0); {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L272 TraceCheckUtils]: 23: Hoare triple {15557#true} call processEnvironment__wrappee__methaneQuery(); {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L290 TraceCheckUtils]: 24: Hoare triple {15557#true} havoc ~tmp~3#1; {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L290 TraceCheckUtils]: 25: Hoare triple {15557#true} assume !(0 != ~pumpRunning~0); {15557#true} is VALID [2022-02-20 18:07:08,675 INFO L272 TraceCheckUtils]: 26: Hoare triple {15557#true} call processEnvironment__wrappee__highWaterSensor(); {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L290 TraceCheckUtils]: 27: Hoare triple {15557#true} havoc ~tmp~2#1; {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L290 TraceCheckUtils]: 28: Hoare triple {15557#true} assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L290 TraceCheckUtils]: 29: Hoare triple {15557#true} assume !(~waterLevel~0 < 2);isHighWaterSensorDry_~retValue_acc~4#1 := 0;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L290 TraceCheckUtils]: 30: Hoare triple {15557#true} isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;assume -2147483648 <= isHighWaterLevel_#t~ret26#1 && isHighWaterLevel_#t~ret26#1 <= 2147483647;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L290 TraceCheckUtils]: 31: Hoare triple {15557#true} assume !(0 != isHighWaterLevel_~tmp~6#1);isHighWaterLevel_~tmp___0~1#1 := 1; {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L290 TraceCheckUtils]: 32: Hoare triple {15557#true} isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L290 TraceCheckUtils]: 33: Hoare triple {15557#true} #t~ret13#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;assume -2147483648 <= #t~ret13#1 && #t~ret13#1 <= 2147483647;~tmp~2#1 := #t~ret13#1;havoc #t~ret13#1; {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L290 TraceCheckUtils]: 34: Hoare triple {15557#true} assume 0 != ~tmp~2#1;assume { :begin_inline_activatePump } true;havoc activatePump_#t~ret16#1, activatePump_~tmp~5#1;havoc activatePump_~tmp~5#1; {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L272 TraceCheckUtils]: 35: Hoare triple {15557#true} call activatePump_#t~ret16#1 := isMethaneAlarm(); {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L290 TraceCheckUtils]: 36: Hoare triple {15557#true} havoc ~retValue_acc~7; {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L272 TraceCheckUtils]: 37: Hoare triple {15557#true} call #t~ret17 := isMethaneLevelCritical(); {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L290 TraceCheckUtils]: 38: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L290 TraceCheckUtils]: 39: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L284 TraceCheckUtils]: 40: Hoare quadruple {15557#true} {15557#true} #294#return; {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L290 TraceCheckUtils]: 41: Hoare triple {15557#true} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L290 TraceCheckUtils]: 42: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,676 INFO L284 TraceCheckUtils]: 43: Hoare quadruple {15557#true} {15557#true} #288#return; {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L290 TraceCheckUtils]: 44: Hoare triple {15557#true} assume -2147483648 <= activatePump_#t~ret16#1 && activatePump_#t~ret16#1 <= 2147483647;activatePump_~tmp~5#1 := activatePump_#t~ret16#1;havoc activatePump_#t~ret16#1; {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L290 TraceCheckUtils]: 45: Hoare triple {15557#true} assume !(0 != activatePump_~tmp~5#1);assume { :begin_inline_activatePump__wrappee__lowWaterSensor } true;~pumpRunning~0 := 1; {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L290 TraceCheckUtils]: 46: Hoare triple {15557#true} assume { :end_inline_activatePump__wrappee__lowWaterSensor } true; {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L290 TraceCheckUtils]: 47: Hoare triple {15557#true} assume { :end_inline_activatePump } true; {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L290 TraceCheckUtils]: 48: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L284 TraceCheckUtils]: 49: Hoare quadruple {15557#true} {15557#true} #264#return; {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L290 TraceCheckUtils]: 50: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L284 TraceCheckUtils]: 51: Hoare quadruple {15557#true} {15557#true} #272#return; {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L290 TraceCheckUtils]: 52: Hoare triple {15557#true} assume { :end_inline_processEnvironment } true; {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L290 TraceCheckUtils]: 53: Hoare triple {15557#true} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L272 TraceCheckUtils]: 54: Hoare triple {15557#true} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L290 TraceCheckUtils]: 55: Hoare triple {15557#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L290 TraceCheckUtils]: 56: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {15557#true} {15557#true} #274#return; {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L290 TraceCheckUtils]: 58: Hoare triple {15557#true} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {15557#true} is VALID [2022-02-20 18:07:08,677 INFO L290 TraceCheckUtils]: 59: Hoare triple {15557#true} assume !(0 != __utac_acc__Specification1_spec__1_~tmp~0#1); {15557#true} is VALID [2022-02-20 18:07:08,678 INFO L290 TraceCheckUtils]: 60: Hoare triple {15557#true} assume { :end_inline___utac_acc__Specification1_spec__1 } true; {15557#true} is VALID [2022-02-20 18:07:08,678 INFO L290 TraceCheckUtils]: 61: Hoare triple {15557#true} assume true; {15557#true} is VALID [2022-02-20 18:07:08,678 INFO L284 TraceCheckUtils]: 62: Hoare quadruple {15557#true} {15557#true} #284#return; {15557#true} is VALID [2022-02-20 18:07:08,678 INFO L290 TraceCheckUtils]: 63: Hoare triple {15557#true} assume !false; {15557#true} is VALID [2022-02-20 18:07:08,678 INFO L290 TraceCheckUtils]: 64: Hoare triple {15557#true} assume test_~splverifierCounter~0#1 < 4; {15557#true} is VALID [2022-02-20 18:07:08,678 INFO L290 TraceCheckUtils]: 65: Hoare triple {15557#true} assume -2147483648 <= test_#t~nondet28#1 && test_#t~nondet28#1 <= 2147483647;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; {15557#true} is VALID [2022-02-20 18:07:08,678 INFO L290 TraceCheckUtils]: 66: Hoare triple {15557#true} assume !(0 != test_~tmp~8#1); {15557#true} is VALID [2022-02-20 18:07:08,678 INFO L290 TraceCheckUtils]: 67: Hoare triple {15557#true} assume -2147483648 <= test_#t~nondet29#1 && test_#t~nondet29#1 <= 2147483647;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; {15557#true} is VALID [2022-02-20 18:07:08,678 INFO L290 TraceCheckUtils]: 68: Hoare triple {15557#true} assume 0 != test_~tmp___0~3#1; {15557#true} is VALID [2022-02-20 18:07:08,678 INFO L272 TraceCheckUtils]: 69: Hoare triple {15557#true} call changeMethaneLevel(); {15557#true} is VALID [2022-02-20 18:07:08,683 INFO L290 TraceCheckUtils]: 70: Hoare triple {15557#true} assume !(0 != ~methaneLevelCritical~0);~methaneLevelCritical~0 := 1; {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,684 INFO L290 TraceCheckUtils]: 71: Hoare triple {15709#(<= 1 ~methaneLevelCritical~0)} assume true; {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,684 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {15709#(<= 1 ~methaneLevelCritical~0)} {15557#true} #282#return; {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,684 INFO L290 TraceCheckUtils]: 73: Hoare triple {15709#(<= 1 ~methaneLevelCritical~0)} assume -2147483648 <= test_#t~nondet30#1 && test_#t~nondet30#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,685 INFO L290 TraceCheckUtils]: 74: Hoare triple {15709#(<= 1 ~methaneLevelCritical~0)} assume 0 != test_~tmp___2~0#1; {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,685 INFO L272 TraceCheckUtils]: 75: Hoare triple {15709#(<= 1 ~methaneLevelCritical~0)} call timeShift(); {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,685 INFO L290 TraceCheckUtils]: 76: Hoare triple {15709#(<= 1 ~methaneLevelCritical~0)} assume 0 != ~pumpRunning~0;assume { :begin_inline_lowerWaterLevel } true; {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,686 INFO L290 TraceCheckUtils]: 77: Hoare triple {15709#(<= 1 ~methaneLevelCritical~0)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,686 INFO L290 TraceCheckUtils]: 78: Hoare triple {15709#(<= 1 ~methaneLevelCritical~0)} assume { :end_inline_lowerWaterLevel } true; {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,686 INFO L290 TraceCheckUtils]: 79: Hoare triple {15709#(<= 1 ~methaneLevelCritical~0)} assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,686 INFO L290 TraceCheckUtils]: 80: Hoare triple {15709#(<= 1 ~methaneLevelCritical~0)} assume 0 != ~pumpRunning~0; {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,687 INFO L272 TraceCheckUtils]: 81: Hoare triple {15709#(<= 1 ~methaneLevelCritical~0)} call processEnvironment_#t~ret15#1 := isMethaneAlarm(); {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,687 INFO L290 TraceCheckUtils]: 82: Hoare triple {15709#(<= 1 ~methaneLevelCritical~0)} havoc ~retValue_acc~7; {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,687 INFO L272 TraceCheckUtils]: 83: Hoare triple {15709#(<= 1 ~methaneLevelCritical~0)} call #t~ret17 := isMethaneLevelCritical(); {15709#(<= 1 ~methaneLevelCritical~0)} is VALID [2022-02-20 18:07:08,688 INFO L290 TraceCheckUtils]: 84: Hoare triple {15709#(<= 1 ~methaneLevelCritical~0)} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15980#(and (<= ~methaneLevelCritical~0 |isMethaneLevelCritical_#res|) (<= 1 ~methaneLevelCritical~0))} is VALID [2022-02-20 18:07:08,688 INFO L290 TraceCheckUtils]: 85: Hoare triple {15980#(and (<= ~methaneLevelCritical~0 |isMethaneLevelCritical_#res|) (<= 1 ~methaneLevelCritical~0))} assume true; {15980#(and (<= ~methaneLevelCritical~0 |isMethaneLevelCritical_#res|) (<= 1 ~methaneLevelCritical~0))} is VALID [2022-02-20 18:07:08,689 INFO L284 TraceCheckUtils]: 86: Hoare quadruple {15980#(and (<= ~methaneLevelCritical~0 |isMethaneLevelCritical_#res|) (<= 1 ~methaneLevelCritical~0))} {15709#(<= 1 ~methaneLevelCritical~0)} #294#return; {15987#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|))} is VALID [2022-02-20 18:07:08,689 INFO L290 TraceCheckUtils]: 87: Hoare triple {15987#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |isMethaneAlarm_#t~ret17|))} assume -2147483648 <= #t~ret17 && #t~ret17 <= 2147483647;~retValue_acc~7 := #t~ret17;havoc #t~ret17;#res := ~retValue_acc~7; {15991#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |isMethaneAlarm_#res|))} is VALID [2022-02-20 18:07:08,689 INFO L290 TraceCheckUtils]: 88: Hoare triple {15991#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |isMethaneAlarm_#res|))} assume true; {15991#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |isMethaneAlarm_#res|))} is VALID [2022-02-20 18:07:08,690 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {15991#(and (<= 1 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 |isMethaneAlarm_#res|))} {15709#(<= 1 ~methaneLevelCritical~0)} #266#return; {15998#(<= 1 |timeShift_processEnvironment_#t~ret15#1|)} is VALID [2022-02-20 18:07:08,690 INFO L290 TraceCheckUtils]: 90: Hoare triple {15998#(<= 1 |timeShift_processEnvironment_#t~ret15#1|)} assume -2147483648 <= processEnvironment_#t~ret15#1 && processEnvironment_#t~ret15#1 <= 2147483647;processEnvironment_~tmp~4#1 := processEnvironment_#t~ret15#1;havoc processEnvironment_#t~ret15#1; {16002#(<= 1 |timeShift_processEnvironment_~tmp~4#1|)} is VALID [2022-02-20 18:07:08,691 INFO L290 TraceCheckUtils]: 91: Hoare triple {16002#(<= 1 |timeShift_processEnvironment_~tmp~4#1|)} assume !(0 != processEnvironment_~tmp~4#1); {15558#false} is VALID [2022-02-20 18:07:08,691 INFO L272 TraceCheckUtils]: 92: Hoare triple {15558#false} call processEnvironment__wrappee__methaneQuery(); {15558#false} is VALID [2022-02-20 18:07:08,691 INFO L290 TraceCheckUtils]: 93: Hoare triple {15558#false} havoc ~tmp~3#1; {15558#false} is VALID [2022-02-20 18:07:08,691 INFO L290 TraceCheckUtils]: 94: Hoare triple {15558#false} assume 0 != ~pumpRunning~0;assume { :begin_inline_isLowWaterLevel } true;havoc isLowWaterLevel_#res#1;havoc isLowWaterLevel_#t~ret27#1, isLowWaterLevel_~retValue_acc~10#1, isLowWaterLevel_~tmp~7#1, isLowWaterLevel_~tmp___0~2#1;havoc isLowWaterLevel_~retValue_acc~10#1;havoc isLowWaterLevel_~tmp~7#1;havoc isLowWaterLevel_~tmp___0~2#1;assume { :begin_inline_isLowWaterSensorDry } true;havoc isLowWaterSensorDry_#res#1;havoc isLowWaterSensorDry_~retValue_acc~5#1;havoc isLowWaterSensorDry_~retValue_acc~5#1;isLowWaterSensorDry_~retValue_acc~5#1 := (if 0 == ~waterLevel~0 then 1 else 0);isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; {15558#false} is VALID [2022-02-20 18:07:08,691 INFO L290 TraceCheckUtils]: 95: Hoare triple {15558#false} isLowWaterLevel_#t~ret27#1 := isLowWaterSensorDry_#res#1;assume { :end_inline_isLowWaterSensorDry } true;assume -2147483648 <= isLowWaterLevel_#t~ret27#1 && isLowWaterLevel_#t~ret27#1 <= 2147483647;isLowWaterLevel_~tmp~7#1 := isLowWaterLevel_#t~ret27#1;havoc isLowWaterLevel_#t~ret27#1; {15558#false} is VALID [2022-02-20 18:07:08,691 INFO L290 TraceCheckUtils]: 96: Hoare triple {15558#false} assume 0 != isLowWaterLevel_~tmp~7#1;isLowWaterLevel_~tmp___0~2#1 := 0; {15558#false} is VALID [2022-02-20 18:07:08,692 INFO L290 TraceCheckUtils]: 97: Hoare triple {15558#false} isLowWaterLevel_~retValue_acc~10#1 := isLowWaterLevel_~tmp___0~2#1;isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~10#1; {15558#false} is VALID [2022-02-20 18:07:08,692 INFO L290 TraceCheckUtils]: 98: Hoare triple {15558#false} #t~ret14#1 := isLowWaterLevel_#res#1;assume { :end_inline_isLowWaterLevel } true;assume -2147483648 <= #t~ret14#1 && #t~ret14#1 <= 2147483647;~tmp~3#1 := #t~ret14#1;havoc #t~ret14#1; {15558#false} is VALID [2022-02-20 18:07:08,692 INFO L290 TraceCheckUtils]: 99: Hoare triple {15558#false} assume !(0 != ~tmp~3#1); {15558#false} is VALID [2022-02-20 18:07:08,692 INFO L272 TraceCheckUtils]: 100: Hoare triple {15558#false} call processEnvironment__wrappee__highWaterSensor(); {15558#false} is VALID [2022-02-20 18:07:08,692 INFO L290 TraceCheckUtils]: 101: Hoare triple {15558#false} havoc ~tmp~2#1; {15558#false} is VALID [2022-02-20 18:07:08,692 INFO L290 TraceCheckUtils]: 102: Hoare triple {15558#false} assume !(0 == ~pumpRunning~0); {15558#false} is VALID [2022-02-20 18:07:08,692 INFO L272 TraceCheckUtils]: 103: Hoare triple {15558#false} call processEnvironment__wrappee__base(); {15558#false} is VALID [2022-02-20 18:07:08,692 INFO L290 TraceCheckUtils]: 104: Hoare triple {15558#false} assume true; {15558#false} is VALID [2022-02-20 18:07:08,693 INFO L284 TraceCheckUtils]: 105: Hoare quadruple {15558#false} {15558#false} #292#return; {15558#false} is VALID [2022-02-20 18:07:08,693 INFO L290 TraceCheckUtils]: 106: Hoare triple {15558#false} assume true; {15558#false} is VALID [2022-02-20 18:07:08,693 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {15558#false} {15558#false} #262#return; {15558#false} is VALID [2022-02-20 18:07:08,693 INFO L290 TraceCheckUtils]: 108: Hoare triple {15558#false} assume true; {15558#false} is VALID [2022-02-20 18:07:08,693 INFO L284 TraceCheckUtils]: 109: Hoare quadruple {15558#false} {15558#false} #270#return; {15558#false} is VALID [2022-02-20 18:07:08,693 INFO L290 TraceCheckUtils]: 110: Hoare triple {15558#false} assume { :end_inline_processEnvironment } true; {15558#false} is VALID [2022-02-20 18:07:08,693 INFO L290 TraceCheckUtils]: 111: Hoare triple {15558#false} assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1; {15558#false} is VALID [2022-02-20 18:07:08,693 INFO L272 TraceCheckUtils]: 112: Hoare triple {15558#false} call __utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical(); {15558#false} is VALID [2022-02-20 18:07:08,694 INFO L290 TraceCheckUtils]: 113: Hoare triple {15558#false} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {15558#false} is VALID [2022-02-20 18:07:08,694 INFO L290 TraceCheckUtils]: 114: Hoare triple {15558#false} assume true; {15558#false} is VALID [2022-02-20 18:07:08,694 INFO L284 TraceCheckUtils]: 115: Hoare quadruple {15558#false} {15558#false} #274#return; {15558#false} is VALID [2022-02-20 18:07:08,694 INFO L290 TraceCheckUtils]: 116: Hoare triple {15558#false} assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret10#1 && __utac_acc__Specification1_spec__1_#t~ret10#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; {15558#false} is VALID [2022-02-20 18:07:08,694 INFO L290 TraceCheckUtils]: 117: Hoare triple {15558#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp~0#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~8#1;havoc isPumpRunning_~retValue_acc~8#1;isPumpRunning_~retValue_acc~8#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; {15558#false} is VALID [2022-02-20 18:07:08,694 INFO L290 TraceCheckUtils]: 118: Hoare triple {15558#false} __utac_acc__Specification1_spec__1_#t~ret11#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification1_spec__1_#t~ret11#1 && __utac_acc__Specification1_spec__1_#t~ret11#1 <= 2147483647;__utac_acc__Specification1_spec__1_~tmp___0~0#1 := __utac_acc__Specification1_spec__1_#t~ret11#1;havoc __utac_acc__Specification1_spec__1_#t~ret11#1; {15558#false} is VALID [2022-02-20 18:07:08,694 INFO L290 TraceCheckUtils]: 119: Hoare triple {15558#false} assume 0 != __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline___automaton_fail } true; {15558#false} is VALID [2022-02-20 18:07:08,694 INFO L290 TraceCheckUtils]: 120: Hoare triple {15558#false} assume !false; {15558#false} is VALID [2022-02-20 18:07:08,695 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-02-20 18:07:08,695 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-20 18:07:08,695 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [739982940] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:07:08,695 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-20 18:07:08,695 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [14] total 19 [2022-02-20 18:07:08,695 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792238884] [2022-02-20 18:07:08,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:07:08,696 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 6 states have internal predecessors, (86), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) Word has length 121 [2022-02-20 18:07:08,696 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:07:08,697 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 10.75) internal successors, (86), 6 states have internal predecessors, (86), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) [2022-02-20 18:07:08,772 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 115 edges. 115 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:08,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 18:07:08,773 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:07:08,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 18:07:08,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2022-02-20 18:07:08,774 INFO L87 Difference]: Start difference. First operand 602 states and 718 transitions. Second operand has 8 states, 8 states have (on average 10.75) internal successors, (86), 6 states have internal predecessors, (86), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) [2022-02-20 18:07:09,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:09,468 INFO L93 Difference]: Finished difference Result 1027 states and 1241 transitions. [2022-02-20 18:07:09,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-20 18:07:09,468 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 6 states have internal predecessors, (86), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) Word has length 121 [2022-02-20 18:07:09,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:07:09,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 10.75) internal successors, (86), 6 states have internal predecessors, (86), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) [2022-02-20 18:07:09,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 316 transitions. [2022-02-20 18:07:09,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 10.75) internal successors, (86), 6 states have internal predecessors, (86), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) [2022-02-20 18:07:09,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 316 transitions. [2022-02-20 18:07:09,474 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 316 transitions. [2022-02-20 18:07:09,643 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 316 edges. 316 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:09,644 INFO L225 Difference]: With dead ends: 1027 [2022-02-20 18:07:09,644 INFO L226 Difference]: Without dead ends: 0 [2022-02-20 18:07:09,646 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2022-02-20 18:07:09,646 INFO L933 BasicCegarLoop]: 198 mSDtfsCounter, 74 mSDsluCounter, 788 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 986 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-20 18:07:09,646 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [78 Valid, 986 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-20 18:07:09,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-20 18:07:09,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-20 18:07:09,647 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:07:09,647 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:07:09,647 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:07:09,647 INFO L87 Difference]: Start difference. First operand 0 states. Second operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:07:09,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:09,647 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-02-20 18:07:09,647 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-20 18:07:09,647 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:09,647 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:09,647 INFO L74 IsIncluded]: Start isIncluded. First operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 0 states. [2022-02-20 18:07:09,647 INFO L87 Difference]: Start difference. First operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 0 states. [2022-02-20 18:07:09,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:09,647 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-02-20 18:07:09,647 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-20 18:07:09,647 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:09,647 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:09,648 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:07:09,648 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:07:09,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 18:07:09,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-20 18:07:09,648 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 121 [2022-02-20 18:07:09,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:07:09,648 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-20 18:07:09,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 6 states have internal predecessors, (86), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) [2022-02-20 18:07:09,648 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-20 18:07:09,648 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:09,650 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-20 18:07:09,685 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-20 18:07:09,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-02-20 18:07:09,870 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-02-20 18:07:12,015 INFO L854 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 473 480) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2022-02-20 18:07:12,015 INFO L858 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 473 480) no Hoare annotation was computed. [2022-02-20 18:07:12,015 INFO L858 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 473 480) no Hoare annotation was computed. [2022-02-20 18:07:12,015 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 363 369) no Hoare annotation was computed. [2022-02-20 18:07:12,015 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 363 369) the Hoare annotation is: true [2022-02-20 18:07:12,015 INFO L854 garLoopResultBuilder]: At program point L411(line 411) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or .cse2 .cse0 (not (<= 1 ~methaneLevelCritical~0))) (or .cse2 .cse0 .cse1))) [2022-02-20 18:07:12,015 INFO L854 garLoopResultBuilder]: At program point L407(line 407) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or .cse2 .cse0 (not (<= 1 ~methaneLevelCritical~0))) (or .cse2 .cse0 .cse1))) [2022-02-20 18:07:12,015 INFO L858 garLoopResultBuilder]: For program point L405(lines 405 413) no Hoare annotation was computed. [2022-02-20 18:07:12,015 INFO L858 garLoopResultBuilder]: For program point L401(lines 401 418) no Hoare annotation was computed. [2022-02-20 18:07:12,015 INFO L854 garLoopResultBuilder]: At program point L416(line 416) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not .cse1) .cse3 .cse0 (not (<= 1 ~methaneLevelCritical~0))) (or .cse3 .cse0 .cse2))) [2022-02-20 18:07:12,016 INFO L858 garLoopResultBuilder]: For program point L416-1(lines 397 421) no Hoare annotation was computed. [2022-02-20 18:07:12,016 INFO L854 garLoopResultBuilder]: At program point L571(lines 556 574) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or .cse2 .cse0 (not (<= 1 ~methaneLevelCritical~0))) (or .cse2 .cse0 .cse1))) [2022-02-20 18:07:12,016 INFO L858 garLoopResultBuilder]: For program point L565(lines 565 569) no Hoare annotation was computed. [2022-02-20 18:07:12,016 INFO L858 garLoopResultBuilder]: For program point L565-2(lines 565 569) no Hoare annotation was computed. [2022-02-20 18:07:12,016 INFO L854 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 397 421) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= ~methaneLevelCritical~0 0))) (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0 (not (<= 1 ~methaneLevelCritical~0))))) [2022-02-20 18:07:12,016 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 397 421) no Hoare annotation was computed. [2022-02-20 18:07:12,016 INFO L854 garLoopResultBuilder]: At program point L194(lines 189 197) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or .cse2 .cse0 (not (<= 1 ~methaneLevelCritical~0))) (or .cse2 .cse0 .cse1))) [2022-02-20 18:07:12,016 INFO L858 garLoopResultBuilder]: For program point L126-1(lines 122 133) no Hoare annotation was computed. [2022-02-20 18:07:12,016 INFO L854 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 122 133) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~methaneLevelCritical~0)| 0)) (= ~methaneLevelCritical~0 0) .cse0) (or (<= 1 ~methaneLevelCritical~0) (not (= ~pumpRunning~0 0)) .cse0 (not (<= 1 |old(~methaneLevelCritical~0)|))))) [2022-02-20 18:07:12,016 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 122 133) no Hoare annotation was computed. [2022-02-20 18:07:12,016 INFO L858 garLoopResultBuilder]: For program point L221(lines 221 227) no Hoare annotation was computed. [2022-02-20 18:07:12,016 INFO L858 garLoopResultBuilder]: For program point L217(lines 217 230) no Hoare annotation was computed. [2022-02-20 18:07:12,016 INFO L854 garLoopResultBuilder]: At program point L217-1(lines 209 233) the Hoare annotation is: (let ((.cse6 (= 1 ~systemActive~0))) (let ((.cse2 (not .cse6)) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (let ((.cse0 (= |timeShift___utac_acc__Specification1_spec__1_~tmp~0#1| 0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1) .cse2 (and .cse3 .cse4 .cse0 .cse1) (not (= ~methaneLevelCritical~0 0)) (and .cse3 .cse5 .cse0) (and .cse5 .cse4 .cse0 .cse6))) (or .cse2 (and (<= 1 |timeShift_processEnvironment_~tmp~4#1|) .cse5 .cse4 .cse6) (not (<= 1 ~methaneLevelCritical~0)) (and .cse3 .cse4 .cse1))))) [2022-02-20 18:07:12,016 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 339 362) no Hoare annotation was computed. [2022-02-20 18:07:12,016 INFO L858 garLoopResultBuilder]: For program point L102(lines 102 106) no Hoare annotation was computed. [2022-02-20 18:07:12,016 INFO L854 garLoopResultBuilder]: At program point L102-2(lines 98 109) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 (not (<= 1 ~methaneLevelCritical~0)) (and .cse0 .cse3)) (or .cse3 .cse1 .cse2))) [2022-02-20 18:07:12,017 INFO L858 garLoopResultBuilder]: For program point L350-1(lines 350 356) no Hoare annotation was computed. [2022-02-20 18:07:12,017 INFO L854 garLoopResultBuilder]: At program point L437(line 437) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or .cse0 (not (<= 1 ~methaneLevelCritical~0))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1))) [2022-02-20 18:07:12,017 INFO L854 garLoopResultBuilder]: At program point L433(line 433) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 (not (<= 1 ~methaneLevelCritical~0)) (and .cse0 (<= 1 |timeShift_processEnvironment_~tmp~4#1|) .cse3)) (or .cse3 .cse1 .cse2))) [2022-02-20 18:07:12,017 INFO L854 garLoopResultBuilder]: At program point L429(line 429) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 (not (<= 1 ~methaneLevelCritical~0)) (and .cse0 .cse3)) (or .cse3 .cse1 .cse2))) [2022-02-20 18:07:12,017 INFO L858 garLoopResultBuilder]: For program point L429-1(line 429) no Hoare annotation was computed. [2022-02-20 18:07:12,017 INFO L854 garLoopResultBuilder]: At program point L442(line 442) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1))) [2022-02-20 18:07:12,017 INFO L854 garLoopResultBuilder]: At program point L442-1(lines 423 447) the Hoare annotation is: (let ((.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or (and (<= 1 |timeShift_processEnvironment_~tmp~4#1|) .cse0 .cse1) .cse2 (not (<= 1 ~methaneLevelCritical~0)) (and .cse3 .cse1 .cse4)) (or (and .cse1 .cse4) .cse2 (and .cse3 .cse0) (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 0)) (and (<= 2 ~waterLevel~0) .cse4)))) [2022-02-20 18:07:12,017 INFO L854 garLoopResultBuilder]: At program point L215(line 215) the Hoare annotation is: (let ((.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or (and (<= 1 |timeShift_processEnvironment_~tmp~4#1|) .cse0 .cse1) .cse2 (not (<= 1 ~methaneLevelCritical~0)) (and .cse3 .cse1 .cse4)) (or (and .cse1 .cse4) .cse2 (and .cse3 .cse0) (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 0)) (and (<= 2 ~waterLevel~0) .cse4)))) [2022-02-20 18:07:12,017 INFO L858 garLoopResultBuilder]: For program point L343-1(lines 342 361) no Hoare annotation was computed. [2022-02-20 18:07:12,017 INFO L858 garLoopResultBuilder]: For program point L215-1(line 215) no Hoare annotation was computed. [2022-02-20 18:07:12,017 INFO L858 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-02-20 18:07:12,017 INFO L854 garLoopResultBuilder]: At program point L497(lines 492 500) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (let ((.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |timeShift_isPumpRunning_#res#1| 0))) (or .cse0 (and (<= 1 |timeShift_processEnvironment_~tmp~4#1|) (not (= |old(~pumpRunning~0)| 0)) .cse1 .cse2) (not (<= 1 ~methaneLevelCritical~0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0)))) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2022-02-20 18:07:12,017 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 339 362) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1))) [2022-02-20 18:07:12,017 INFO L858 garLoopResultBuilder]: For program point L431(lines 431 439) no Hoare annotation was computed. [2022-02-20 18:07:12,017 INFO L854 garLoopResultBuilder]: At program point L204(lines 199 206) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0))) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2022-02-20 18:07:12,018 INFO L858 garLoopResultBuilder]: For program point L427(lines 427 444) no Hoare annotation was computed. [2022-02-20 18:07:12,018 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 339 362) no Hoare annotation was computed. [2022-02-20 18:07:12,018 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 203) no Hoare annotation was computed. [2022-02-20 18:07:12,018 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 237 266) no Hoare annotation was computed. [2022-02-20 18:07:12,018 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 237 266) the Hoare annotation is: true [2022-02-20 18:07:12,018 INFO L858 garLoopResultBuilder]: For program point L251(lines 251 255) no Hoare annotation was computed. [2022-02-20 18:07:12,018 INFO L861 garLoopResultBuilder]: At program point L251-1(lines 251 255) the Hoare annotation is: true [2022-02-20 18:07:12,018 INFO L858 garLoopResultBuilder]: For program point L248(line 248) no Hoare annotation was computed. [2022-02-20 18:07:12,018 INFO L861 garLoopResultBuilder]: At program point L247-2(lines 247 261) the Hoare annotation is: true [2022-02-20 18:07:12,018 INFO L861 garLoopResultBuilder]: At program point L243(line 243) the Hoare annotation is: true [2022-02-20 18:07:12,018 INFO L858 garLoopResultBuilder]: For program point L243-1(line 243) no Hoare annotation was computed. [2022-02-20 18:07:12,018 INFO L861 garLoopResultBuilder]: At program point L262(lines 237 266) the Hoare annotation is: true [2022-02-20 18:07:12,018 INFO L858 garLoopResultBuilder]: For program point L258(line 258) no Hoare annotation was computed. [2022-02-20 18:07:12,018 INFO L861 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 134 142) the Hoare annotation is: true [2022-02-20 18:07:12,018 INFO L858 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 134 142) no Hoare annotation was computed. [2022-02-20 18:07:12,018 INFO L858 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 134 142) no Hoare annotation was computed. [2022-02-20 18:07:12,018 INFO L858 garLoopResultBuilder]: For program point L320(lines 320 327) no Hoare annotation was computed. [2022-02-20 18:07:12,018 INFO L858 garLoopResultBuilder]: For program point L320-2(lines 320 327) no Hoare annotation was computed. [2022-02-20 18:07:12,018 INFO L858 garLoopResultBuilder]: For program point L622(lines 622 626) no Hoare annotation was computed. [2022-02-20 18:07:12,019 INFO L854 garLoopResultBuilder]: At program point L622-2(lines 616 627) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (<= 1 ~methaneLevelCritical~0) .cse0 .cse1) (and (= ~methaneLevelCritical~0 0) .cse0 .cse1))) [2022-02-20 18:07:12,019 INFO L861 garLoopResultBuilder]: At program point L329(lines 310 332) the Hoare annotation is: true [2022-02-20 18:07:12,019 INFO L854 garLoopResultBuilder]: At program point L296(lines 292 298) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-02-20 18:07:12,019 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-02-20 18:07:12,019 INFO L858 garLoopResultBuilder]: For program point L606(lines 606 612) no Hoare annotation was computed. [2022-02-20 18:07:12,019 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-02-20 18:07:12,019 INFO L858 garLoopResultBuilder]: For program point L606-1(lines 606 612) no Hoare annotation was computed. [2022-02-20 18:07:12,019 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-02-20 18:07:12,019 INFO L861 garLoopResultBuilder]: At program point L635(lines 576 639) the Hoare annotation is: true [2022-02-20 18:07:12,019 INFO L854 garLoopResultBuilder]: At program point L598(line 598) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= ~methaneLevelCritical~0 0) .cse0 .cse1) (and (= ~pumpRunning~0 0) (<= 1 ~methaneLevelCritical~0) .cse0 .cse1))) [2022-02-20 18:07:12,019 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-02-20 18:07:12,019 INFO L854 garLoopResultBuilder]: At program point L632(lines 585 633) the Hoare annotation is: false [2022-02-20 18:07:12,019 INFO L854 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-02-20 18:07:12,019 INFO L854 garLoopResultBuilder]: At program point L75(lines 71 77) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-02-20 18:07:12,019 INFO L858 garLoopResultBuilder]: For program point L587(lines 586 631) no Hoare annotation was computed. [2022-02-20 18:07:12,019 INFO L858 garLoopResultBuilder]: For program point L616(lines 616 627) no Hoare annotation was computed. [2022-02-20 18:07:12,019 INFO L854 garLoopResultBuilder]: At program point L608(line 608) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= ~methaneLevelCritical~0 0) .cse0 .cse1) (and (= ~pumpRunning~0 0) (<= 1 ~methaneLevelCritical~0) .cse0 .cse1))) [2022-02-20 18:07:12,019 INFO L854 garLoopResultBuilder]: At program point L629(lines 586 631) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= ~methaneLevelCritical~0 0) .cse0 .cse1) (and (= ~pumpRunning~0 0) (<= 1 ~methaneLevelCritical~0) .cse0 .cse1))) [2022-02-20 18:07:12,019 INFO L858 garLoopResultBuilder]: For program point L596(lines 596 602) no Hoare annotation was computed. [2022-02-20 18:07:12,020 INFO L858 garLoopResultBuilder]: For program point L596-1(lines 596 602) no Hoare annotation was computed. [2022-02-20 18:07:12,020 INFO L861 garLoopResultBuilder]: At program point L307(lines 300 309) the Hoare annotation is: true [2022-02-20 18:07:12,020 INFO L858 garLoopResultBuilder]: For program point L588(lines 588 592) no Hoare annotation was computed. [2022-02-20 18:07:12,020 INFO L854 garLoopResultBuilder]: At program point L68(lines 64 70) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-02-20 18:07:12,020 INFO L854 garLoopResultBuilder]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 371 395) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= ~methaneLevelCritical~0 0))) (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0 (not (<= 1 ~methaneLevelCritical~0))))) [2022-02-20 18:07:12,020 INFO L854 garLoopResultBuilder]: At program point L184(lines 175 188) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| 0)) (.cse0 (not (= 1 ~systemActive~0))) (.cse3 (and .cse5 (not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0)))) (.cse4 (and .cse5 (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse2 .cse4) (or (not .cse1) .cse0 .cse3 (not (<= 1 ~methaneLevelCritical~0)) .cse4)))) [2022-02-20 18:07:12,020 INFO L858 garLoopResultBuilder]: For program point L463(lines 463 469) no Hoare annotation was computed. [2022-02-20 18:07:12,020 INFO L854 garLoopResultBuilder]: At program point L461(line 461) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 2 ~waterLevel~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 1 ~methaneLevelCritical~0)) (and .cse1 .cse2)) (or .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2) (not (= ~methaneLevelCritical~0 0))))) [2022-02-20 18:07:12,020 INFO L854 garLoopResultBuilder]: At program point L463-2(lines 456 472) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| 0)) (.cse0 (not (= 1 ~systemActive~0))) (.cse3 (<= 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse2) (or (not .cse1) .cse0 (not (<= 1 ~methaneLevelCritical~0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~5#1|) .cse3)))) [2022-02-20 18:07:12,020 INFO L858 garLoopResultBuilder]: For program point L461-1(line 461) no Hoare annotation was computed. [2022-02-20 18:07:12,020 INFO L854 garLoopResultBuilder]: At program point L552(lines 537 555) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0)) (.cse6 (= 1 ~systemActive~0))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~pumpRunning~0)| 0)) (.cse0 (not .cse6)) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse5 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~1#1| 0) .cse6 (not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~6#1| 0)) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1| 0))) (.cse4 (and .cse5 (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse2 .cse4) (or (not .cse1) .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4)))) [2022-02-20 18:07:12,020 INFO L854 garLoopResultBuilder]: At program point L453(lines 448 455) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| 0)) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not .cse1) .cse0 (not (<= 1 ~methaneLevelCritical~0))) (or .cse0 (<= 2 ~waterLevel~0) .cse2))) [2022-02-20 18:07:12,020 INFO L858 garLoopResultBuilder]: For program point L546(lines 546 550) no Hoare annotation was computed. [2022-02-20 18:07:12,020 INFO L854 garLoopResultBuilder]: At program point L385(line 385) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0))) (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0) (= |processEnvironment__wrappee__highWaterSensor_~tmp~2#1| 0) .cse2)) (.cse1 (not .cse2))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)))))) [2022-02-20 18:07:12,020 INFO L858 garLoopResultBuilder]: For program point L546-2(lines 546 550) no Hoare annotation was computed. [2022-02-20 18:07:12,020 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 371 395) no Hoare annotation was computed. [2022-02-20 18:07:12,020 INFO L858 garLoopResultBuilder]: For program point L379(lines 379 387) no Hoare annotation was computed. [2022-02-20 18:07:12,021 INFO L858 garLoopResultBuilder]: For program point L375(lines 375 392) no Hoare annotation was computed. [2022-02-20 18:07:12,021 INFO L858 garLoopResultBuilder]: For program point L179(lines 179 185) no Hoare annotation was computed. [2022-02-20 18:07:12,021 INFO L854 garLoopResultBuilder]: At program point L390(line 390) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or .cse2 .cse0 (not (<= 1 ~methaneLevelCritical~0))) (or .cse2 .cse0 .cse1))) [2022-02-20 18:07:12,021 INFO L858 garLoopResultBuilder]: For program point L390-1(lines 371 395) no Hoare annotation was computed. [2022-02-20 18:07:12,021 INFO L858 garLoopResultBuilder]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2022-02-20 18:07:12,021 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 110 121) no Hoare annotation was computed. [2022-02-20 18:07:12,021 INFO L854 garLoopResultBuilder]: At program point waterRiseENTRY(lines 110 121) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~pumpRunning~0 0)) .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1))) [2022-02-20 18:07:12,021 INFO L861 garLoopResultBuilder]: At program point isMethaneAlarmENTRY(lines 481 491) the Hoare annotation is: true [2022-02-20 18:07:12,021 INFO L858 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 481 491) no Hoare annotation was computed. [2022-02-20 18:07:12,021 INFO L858 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 481 491) no Hoare annotation was computed. [2022-02-20 18:07:12,021 INFO L861 garLoopResultBuilder]: At program point L486(line 486) the Hoare annotation is: true [2022-02-20 18:07:12,021 INFO L858 garLoopResultBuilder]: For program point L486-1(line 486) no Hoare annotation was computed. [2022-02-20 18:07:12,023 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 18:07:12,024 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-20 18:07:12,026 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2022-02-20 18:07:12,026 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2022-02-20 18:07:12,026 WARN L170 areAnnotationChecker]: L126-1 has no Hoare annotation [2022-02-20 18:07:12,026 WARN L170 areAnnotationChecker]: L126-1 has no Hoare annotation [2022-02-20 18:07:12,026 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2022-02-20 18:07:12,026 WARN L170 areAnnotationChecker]: L343-1 has no Hoare annotation [2022-02-20 18:07:12,027 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2022-02-20 18:07:12,027 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2022-02-20 18:07:12,027 WARN L170 areAnnotationChecker]: L375 has no Hoare annotation [2022-02-20 18:07:12,027 WARN L170 areAnnotationChecker]: L114-1 has no Hoare annotation [2022-02-20 18:07:12,027 WARN L170 areAnnotationChecker]: L114-1 has no Hoare annotation [2022-02-20 18:07:12,027 WARN L170 areAnnotationChecker]: L401 has no Hoare annotation [2022-02-20 18:07:12,027 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2022-02-20 18:07:12,027 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2022-02-20 18:07:12,027 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2022-02-20 18:07:12,027 WARN L170 areAnnotationChecker]: L126-1 has no Hoare annotation [2022-02-20 18:07:12,027 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2022-02-20 18:07:12,027 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2022-02-20 18:07:12,027 WARN L170 areAnnotationChecker]: L343-1 has no Hoare annotation [2022-02-20 18:07:12,027 WARN L170 areAnnotationChecker]: L343-1 has no Hoare annotation [2022-02-20 18:07:12,027 WARN L170 areAnnotationChecker]: L243-1 has no Hoare annotation [2022-02-20 18:07:12,029 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2022-02-20 18:07:12,029 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2022-02-20 18:07:12,029 WARN L170 areAnnotationChecker]: L375 has no Hoare annotation [2022-02-20 18:07:12,029 WARN L170 areAnnotationChecker]: L375 has no Hoare annotation [2022-02-20 18:07:12,029 WARN L170 areAnnotationChecker]: L114-1 has no Hoare annotation [2022-02-20 18:07:12,029 WARN L170 areAnnotationChecker]: L401 has no Hoare annotation [2022-02-20 18:07:12,029 WARN L170 areAnnotationChecker]: L401 has no Hoare annotation [2022-02-20 18:07:12,029 WARN L170 areAnnotationChecker]: L486-1 has no Hoare annotation [2022-02-20 18:07:12,029 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2022-02-20 18:07:12,029 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2022-02-20 18:07:12,029 WARN L170 areAnnotationChecker]: L390-1 has no Hoare annotation [2022-02-20 18:07:12,029 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2022-02-20 18:07:12,029 WARN L170 areAnnotationChecker]: L343-1 has no Hoare annotation [2022-02-20 18:07:12,029 WARN L170 areAnnotationChecker]: L427 has no Hoare annotation [2022-02-20 18:07:12,030 WARN L170 areAnnotationChecker]: L427 has no Hoare annotation [2022-02-20 18:07:12,030 WARN L170 areAnnotationChecker]: L350-1 has no Hoare annotation [2022-02-20 18:07:12,030 WARN L170 areAnnotationChecker]: L243-1 has no Hoare annotation [2022-02-20 18:07:12,030 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2022-02-20 18:07:12,030 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2022-02-20 18:07:12,030 WARN L170 areAnnotationChecker]: L179 has no Hoare annotation [2022-02-20 18:07:12,030 WARN L170 areAnnotationChecker]: L179 has no Hoare annotation [2022-02-20 18:07:12,030 WARN L170 areAnnotationChecker]: L390-1 has no Hoare annotation [2022-02-20 18:07:12,030 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2022-02-20 18:07:12,030 WARN L170 areAnnotationChecker]: L565 has no Hoare annotation [2022-02-20 18:07:12,030 WARN L170 areAnnotationChecker]: L416-1 has no Hoare annotation [2022-02-20 18:07:12,031 WARN L170 areAnnotationChecker]: L486-1 has no Hoare annotation [2022-02-20 18:07:12,031 WARN L170 areAnnotationChecker]: L416-1 has no Hoare annotation [2022-02-20 18:07:12,031 WARN L170 areAnnotationChecker]: L350-1 has no Hoare annotation [2022-02-20 18:07:12,031 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2022-02-20 18:07:12,031 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2022-02-20 18:07:12,031 WARN L170 areAnnotationChecker]: L606-1 has no Hoare annotation [2022-02-20 18:07:12,031 WARN L170 areAnnotationChecker]: L429-1 has no Hoare annotation [2022-02-20 18:07:12,032 WARN L170 areAnnotationChecker]: L215-1 has no Hoare annotation [2022-02-20 18:07:12,032 WARN L170 areAnnotationChecker]: L248 has no Hoare annotation [2022-02-20 18:07:12,032 WARN L170 areAnnotationChecker]: L215-1 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L546 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L596-1 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L565 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L565 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L616 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L616 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L429-1 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L248 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L217 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L217 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L320 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L546 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L546 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: L565-2 has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2022-02-20 18:07:12,033 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2022-02-20 18:07:12,034 WARN L170 areAnnotationChecker]: L622 has no Hoare annotation [2022-02-20 18:07:12,034 WARN L170 areAnnotationChecker]: L622 has no Hoare annotation [2022-02-20 18:07:12,034 WARN L170 areAnnotationChecker]: L431 has no Hoare annotation [2022-02-20 18:07:12,034 WARN L170 areAnnotationChecker]: L431 has no Hoare annotation [2022-02-20 18:07:12,034 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2022-02-20 18:07:12,034 WARN L170 areAnnotationChecker]: L251 has no Hoare annotation [2022-02-20 18:07:12,034 WARN L170 areAnnotationChecker]: L251 has no Hoare annotation [2022-02-20 18:07:12,034 WARN L170 areAnnotationChecker]: L221 has no Hoare annotation [2022-02-20 18:07:12,034 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2022-02-20 18:07:12,034 WARN L170 areAnnotationChecker]: L320 has no Hoare annotation [2022-02-20 18:07:12,034 WARN L170 areAnnotationChecker]: L320 has no Hoare annotation [2022-02-20 18:07:12,034 WARN L170 areAnnotationChecker]: L546-2 has no Hoare annotation [2022-02-20 18:07:12,034 WARN L170 areAnnotationChecker]: L606-1 has no Hoare annotation [2022-02-20 18:07:12,035 WARN L170 areAnnotationChecker]: L405 has no Hoare annotation [2022-02-20 18:07:12,035 WARN L170 areAnnotationChecker]: L461-1 has no Hoare annotation [2022-02-20 18:07:12,036 WARN L170 areAnnotationChecker]: L587 has no Hoare annotation [2022-02-20 18:07:12,038 WARN L170 areAnnotationChecker]: L258 has no Hoare annotation [2022-02-20 18:07:12,039 WARN L170 areAnnotationChecker]: L221 has no Hoare annotation [2022-02-20 18:07:12,039 WARN L170 areAnnotationChecker]: L221 has no Hoare annotation [2022-02-20 18:07:12,039 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2022-02-20 18:07:12,039 WARN L170 areAnnotationChecker]: L320-2 has no Hoare annotation [2022-02-20 18:07:12,039 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2022-02-20 18:07:12,039 WARN L170 areAnnotationChecker]: L405 has no Hoare annotation [2022-02-20 18:07:12,039 WARN L170 areAnnotationChecker]: L405 has no Hoare annotation [2022-02-20 18:07:12,039 WARN L170 areAnnotationChecker]: L463 has no Hoare annotation [2022-02-20 18:07:12,039 WARN L170 areAnnotationChecker]: L463 has no Hoare annotation [2022-02-20 18:07:12,040 WARN L170 areAnnotationChecker]: L587 has no Hoare annotation [2022-02-20 18:07:12,040 WARN L170 areAnnotationChecker]: L587 has no Hoare annotation [2022-02-20 18:07:12,040 WARN L170 areAnnotationChecker]: L320-2 has no Hoare annotation [2022-02-20 18:07:12,040 WARN L170 areAnnotationChecker]: L258 has no Hoare annotation [2022-02-20 18:07:12,040 WARN L170 areAnnotationChecker]: L203 has no Hoare annotation [2022-02-20 18:07:12,040 WARN L170 areAnnotationChecker]: L203 has no Hoare annotation [2022-02-20 18:07:12,040 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2022-02-20 18:07:12,040 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2022-02-20 18:07:12,040 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2022-02-20 18:07:12,040 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2022-02-20 18:07:12,040 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2022-02-20 18:07:12,040 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2022-02-20 18:07:12,040 WARN L170 areAnnotationChecker]: L416-1 has no Hoare annotation [2022-02-20 18:07:12,040 WARN L170 areAnnotationChecker]: L416-1 has no Hoare annotation [2022-02-20 18:07:12,041 WARN L170 areAnnotationChecker]: L390-1 has no Hoare annotation [2022-02-20 18:07:12,042 WARN L170 areAnnotationChecker]: L588 has no Hoare annotation [2022-02-20 18:07:12,042 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2022-02-20 18:07:12,043 WARN L170 areAnnotationChecker]: L461-1 has no Hoare annotation [2022-02-20 18:07:12,043 WARN L170 areAnnotationChecker]: L390-1 has no Hoare annotation [2022-02-20 18:07:12,043 WARN L170 areAnnotationChecker]: L596 has no Hoare annotation [2022-02-20 18:07:12,043 WARN L170 areAnnotationChecker]: L596 has no Hoare annotation [2022-02-20 18:07:12,043 WARN L170 areAnnotationChecker]: L596-1 has no Hoare annotation [2022-02-20 18:07:12,043 INFO L163 areAnnotationChecker]: CFG has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2022-02-20 18:07:12,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 06:07:12 BoogieIcfgContainer [2022-02-20 18:07:12,060 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-20 18:07:12,060 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-02-20 18:07:12,060 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-02-20 18:07:12,060 INFO L275 PluginConnector]: Witness Printer initialized [2022-02-20 18:07:12,061 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:06:56" (3/4) ... [2022-02-20 18:07:12,063 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-02-20 18:07:12,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-02-20 18:07:12,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-02-20 18:07:12,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-02-20 18:07:12,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-02-20 18:07:12,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-02-20 18:07:12,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-02-20 18:07:12,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2022-02-20 18:07:12,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-02-20 18:07:12,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-02-20 18:07:12,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-02-20 18:07:12,071 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2022-02-20 18:07:12,071 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-02-20 18:07:12,072 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-02-20 18:07:12,072 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-02-20 18:07:12,072 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-02-20 18:07:12,072 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-02-20 18:07:12,073 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-02-20 18:07:12,100 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) && ((!(1 == systemActive) || !(1 <= methaneLevelCritical)) || (pumpRunning == \old(pumpRunning) && !(\old(pumpRunning) == 0)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) [2022-02-20 18:07:12,101 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= tmp && !(\old(pumpRunning) == 0)) && pumpRunning == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \old(waterLevel) == waterLevel)) && ((((((pumpRunning == 0 && \old(waterLevel) == waterLevel) || !(1 == systemActive)) || (pumpRunning == \old(pumpRunning) && !(\old(pumpRunning) == 0))) || (!(\old(pumpRunning) == 0) && pumpRunning == 0)) || !(methaneLevelCritical == 0)) || (2 <= waterLevel && \old(waterLevel) == waterLevel)) [2022-02-20 18:07:12,102 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 0 && 2 <= waterLevel) && \old(waterLevel) == waterLevel) || !(1 == systemActive)) || (((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && tmp == 0) && \old(waterLevel) == waterLevel)) || !(methaneLevelCritical == 0)) || ((pumpRunning == \old(pumpRunning) && !(\old(pumpRunning) == 0)) && tmp == 0)) || (((!(\old(pumpRunning) == 0) && pumpRunning == 0) && tmp == 0) && 1 == systemActive)) && (((!(1 == systemActive) || (((1 <= tmp && !(\old(pumpRunning) == 0)) && pumpRunning == 0) && 1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \old(waterLevel) == waterLevel)) [2022-02-20 18:07:12,103 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(1 == systemActive) || (((1 <= tmp && !(\old(pumpRunning) == 0)) && pumpRunning == 0) && \result == 0)) || !(1 <= methaneLevelCritical)) || (((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \result == 0) && \old(waterLevel) == waterLevel)) && (!(1 == systemActive) || !(methaneLevelCritical == 0)) [2022-02-20 18:07:12,103 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(1 == systemActive) || \old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) && ((!(1 == systemActive) || 2 <= waterLevel) || !(methaneLevelCritical == 0))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((pumpRunning == 0 && methaneLevelCritical == tmp) && 2 <= waterLevel)) [2022-02-20 18:07:12,103 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(1 == systemActive) || \old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((!(1 == systemActive) || 2 <= waterLevel) || !(methaneLevelCritical == 0)) [2022-02-20 18:07:12,103 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) [2022-02-20 18:07:12,103 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(1 == systemActive) || \old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) && (((!(1 == systemActive) || (pumpRunning == 0 && !(\result == 0))) || !(methaneLevelCritical == 0)) || (pumpRunning == 0 && 2 <= waterLevel))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && !(\result == 0))) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && 2 <= waterLevel)) [2022-02-20 18:07:12,103 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) [2022-02-20 18:07:12,104 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(1 == systemActive) || \old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) && (((!(1 == systemActive) || (((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && tmp___0 == 0) && 1 == systemActive) && !(tmp == 0)) && \result == 0)) || !(methaneLevelCritical == 0)) || (pumpRunning == 0 && 2 <= waterLevel))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && tmp___0 == 0) && 1 == systemActive) && !(tmp == 0)) && \result == 0)) || (pumpRunning == 0 && 2 <= waterLevel)) [2022-02-20 18:07:12,142 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-02-20 18:07:12,142 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-02-20 18:07:12,143 INFO L158 Benchmark]: Toolchain (without parser) took 16304.19ms. Allocated memory was 117.4MB in the beginning and 276.8MB in the end (delta: 159.4MB). Free memory was 87.3MB in the beginning and 250.3MB in the end (delta: -163.0MB). Peak memory consumption was 159.1MB. Max. memory is 16.1GB. [2022-02-20 18:07:12,143 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 18:07:12,144 INFO L158 Benchmark]: CACSL2BoogieTranslator took 396.60ms. Allocated memory is still 117.4MB. Free memory was 87.3MB in the beginning and 80.8MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-02-20 18:07:12,144 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.07ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 78.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-20 18:07:12,144 INFO L158 Benchmark]: Boogie Preprocessor took 37.19ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 76.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-20 18:07:12,144 INFO L158 Benchmark]: RCFGBuilder took 501.03ms. Allocated memory was 117.4MB in the beginning and 144.7MB in the end (delta: 27.3MB). Free memory was 76.2MB in the beginning and 119.8MB in the end (delta: -43.6MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2022-02-20 18:07:12,144 INFO L158 Benchmark]: TraceAbstraction took 15221.50ms. Allocated memory was 144.7MB in the beginning and 276.8MB in the end (delta: 132.1MB). Free memory was 119.8MB in the beginning and 94.5MB in the end (delta: 25.3MB). Peak memory consumption was 162.0MB. Max. memory is 16.1GB. [2022-02-20 18:07:12,144 INFO L158 Benchmark]: Witness Printer took 82.13ms. Allocated memory is still 276.8MB. Free memory was 94.5MB in the beginning and 250.3MB in the end (delta: -155.8MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2022-02-20 18:07:12,145 INFO L339 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 0.17ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 396.60ms. Allocated memory is still 117.4MB. Free memory was 87.3MB in the beginning and 80.8MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.07ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 78.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.19ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 76.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 501.03ms. Allocated memory was 117.4MB in the beginning and 144.7MB in the end (delta: 27.3MB). Free memory was 76.2MB in the beginning and 119.8MB in the end (delta: -43.6MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * TraceAbstraction took 15221.50ms. Allocated memory was 144.7MB in the beginning and 276.8MB in the end (delta: 132.1MB). Free memory was 119.8MB in the beginning and 94.5MB in the end (delta: 25.3MB). Peak memory consumption was 162.0MB. Max. memory is 16.1GB. * Witness Printer took 82.13ms. Allocated memory is still 276.8MB. Free memory was 94.5MB in the beginning and 250.3MB in the end (delta: -155.8MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 203]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 108 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.1s, OverallIterations: 11, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1656 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1613 mSDsluCounter, 4807 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3303 mSDsCounter, 565 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1951 IncrementalHoareTripleChecker+Invalid, 2516 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 565 mSolverCounterUnsat, 1504 mSDtfsCounter, 1951 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 490 GetRequests, 376 SyntacticMatches, 2 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 381 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=602occurred in iteration=9, InterpolantAutomatonStates: 92, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 67 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 1409 PreInvPairs, 1605 NumberOfFragments, 1405 HoareAnnotationTreeSize, 1409 FomulaSimplifications, 58 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 49 FomulaSimplificationsInter, 8847 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 899 NumberOfCodeBlocks, 899 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 886 ConstructedInterpolants, 0 QuantifiedInterpolants, 1565 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1052 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 185/212 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: (((!(1 == systemActive) || \old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) && (((!(1 == systemActive) || (((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && tmp___0 == 0) && 1 == systemActive) && !(tmp == 0)) && \result == 0)) || !(methaneLevelCritical == 0)) || (pumpRunning == 0 && 2 <= waterLevel))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && tmp___0 == 0) && 1 == systemActive) && !(tmp == 0)) && \result == 0)) || (pumpRunning == 0 && 2 <= waterLevel)) - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(1 <= methaneLevelCritical)) && (!(1 == systemActive) || !(methaneLevelCritical == 0)) - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: (((((((tmp == 0 && 2 <= waterLevel) && \old(waterLevel) == waterLevel) || !(1 == systemActive)) || (((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && tmp == 0) && \old(waterLevel) == waterLevel)) || !(methaneLevelCritical == 0)) || ((pumpRunning == \old(pumpRunning) && !(\old(pumpRunning) == 0)) && tmp == 0)) || (((!(\old(pumpRunning) == 0) && pumpRunning == 0) && tmp == 0) && 1 == systemActive)) && (((!(1 == systemActive) || (((1 <= tmp && !(\old(pumpRunning) == 0)) && pumpRunning == 0) && 1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \old(waterLevel) == waterLevel)) - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 237]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 423]: Loop Invariant Derived loop invariant: (((((1 <= tmp && !(\old(pumpRunning) == 0)) && pumpRunning == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \old(waterLevel) == waterLevel)) && ((((((pumpRunning == 0 && \old(waterLevel) == waterLevel) || !(1 == systemActive)) || (pumpRunning == \old(pumpRunning) && !(\old(pumpRunning) == 0))) || (!(\old(pumpRunning) == 0) && pumpRunning == 0)) || !(methaneLevelCritical == 0)) || (2 <= waterLevel && \old(waterLevel) == waterLevel)) - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: (((!(1 == systemActive) || \old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) && (((!(1 == systemActive) || (pumpRunning == 0 && !(\result == 0))) || !(methaneLevelCritical == 0)) || (pumpRunning == 0 && 2 <= waterLevel))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && !(\result == 0))) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && 2 <= waterLevel)) - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && 1 == systemActive) && splverifierCounter == 0) || (((pumpRunning == 0 && 1 <= methaneLevelCritical) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) && ((!(1 == systemActive) || !(1 <= methaneLevelCritical)) || (pumpRunning == \old(pumpRunning) && !(\old(pumpRunning) == 0)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: (((!(1 == systemActive) || \old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) && ((!(1 == systemActive) || 2 <= waterLevel) || !(methaneLevelCritical == 0))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || ((pumpRunning == 0 && methaneLevelCritical == tmp) && 2 <= waterLevel)) - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: (((!(1 == systemActive) || (((1 <= tmp && !(\old(pumpRunning) == 0)) && pumpRunning == 0) && \result == 0)) || !(1 <= methaneLevelCritical)) || (((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \result == 0) && \old(waterLevel) == waterLevel)) && (!(1 == systemActive) || !(methaneLevelCritical == 0)) - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: (((!(1 == systemActive) || \old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((!(1 == systemActive) || 2 <= waterLevel) || !(methaneLevelCritical == 0)) RESULT: Ultimate proved your program to be correct! [2022-02-20 18:07:12,187 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE