./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product32.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_spec2_product32.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 2b0f126ee4d94a96683a291e8cdda3d32342b26980ee5a2243ede6664f8cbf9b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 18:07:29,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 18:07:29,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 18:07:29,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 18:07:29,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 18:07:29,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 18:07:29,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 18:07:29,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 18:07:29,552 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 18:07:29,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 18:07:29,556 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 18:07:29,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 18:07:29,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 18:07:29,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 18:07:29,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 18:07:29,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 18:07:29,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 18:07:29,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 18:07:29,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 18:07:29,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 18:07:29,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 18:07:29,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 18:07:29,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 18:07:29,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 18:07:29,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 18:07:29,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 18:07:29,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 18:07:29,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 18:07:29,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 18:07:29,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 18:07:29,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 18:07:29,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 18:07:29,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 18:07:29,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 18:07:29,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 18:07:29,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 18:07:29,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 18:07:29,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 18:07:29,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 18:07:29,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 18:07:29,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 18:07:29,587 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 18:07:29,609 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 18:07:29,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 18:07:29,610 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 18:07:29,610 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 18:07:29,611 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 18:07:29,611 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 18:07:29,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 18:07:29,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 18:07:29,612 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 18:07:29,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 18:07:29,612 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 18:07:29,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 18:07:29,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 18:07:29,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 18:07:29,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 18:07:29,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 18:07:29,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 18:07:29,613 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 18:07:29,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 18:07:29,614 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 18:07:29,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 18:07:29,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 18:07:29,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 18:07:29,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 18:07:29,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:07:29,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 18:07:29,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 18:07:29,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 18:07:29,616 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 18:07:29,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 18:07:29,616 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 18:07:29,616 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 18:07:29,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 18:07:29,617 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b0f126ee4d94a96683a291e8cdda3d32342b26980ee5a2243ede6664f8cbf9b [2022-02-20 18:07:29,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 18:07:29,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 18:07:29,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 18:07:29,804 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 18:07:29,805 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 18:07:29,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2022-02-20 18:07:29,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47afb3a62/8b5da46165ba489cbd130fbce3c46185/FLAG25283c672 [2022-02-20 18:07:30,262 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 18:07:30,263 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2022-02-20 18:07:30,274 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47afb3a62/8b5da46165ba489cbd130fbce3c46185/FLAG25283c672 [2022-02-20 18:07:30,285 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47afb3a62/8b5da46165ba489cbd130fbce3c46185 [2022-02-20 18:07:30,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 18:07:30,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 18:07:30,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 18:07:30,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 18:07:30,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 18:07:30,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:07:30" (1/1) ... [2022-02-20 18:07:30,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b0159a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:07:30, skipping insertion in model container [2022-02-20 18:07:30,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 06:07:30" (1/1) ... [2022-02-20 18:07:30,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 18:07:30,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 18:07:30,462 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_spec2_product32.cil.c[1605,1618] [2022-02-20 18:07:30,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:07:30,610 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 18:07:30,636 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_spec2_product32.cil.c[1605,1618] [2022-02-20 18:07:30,685 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 18:07:30,700 INFO L208 MainTranslator]: Completed translation [2022-02-20 18:07:30,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:07:30 WrapperNode [2022-02-20 18:07:30,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 18:07:30,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 18:07:30,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 18:07:30,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 18:07:30,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:07:30" (1/1) ... [2022-02-20 18:07:30,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:07:30" (1/1) ... [2022-02-20 18:07:30,764 INFO L137 Inliner]: procedures = 57, calls = 159, calls flagged for inlining = 22, calls inlined = 18, statements flattened = 238 [2022-02-20 18:07:30,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 18:07:30,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 18:07:30,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 18:07:30,765 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 18:07:30,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:07:30" (1/1) ... [2022-02-20 18:07:30,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:07:30" (1/1) ... [2022-02-20 18:07:30,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:07:30" (1/1) ... [2022-02-20 18:07:30,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:07:30" (1/1) ... [2022-02-20 18:07:30,777 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:07:30" (1/1) ... [2022-02-20 18:07:30,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:07:30" (1/1) ... [2022-02-20 18:07:30,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:07:30" (1/1) ... [2022-02-20 18:07:30,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 18:07:30,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 18:07:30,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 18:07:30,784 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 18:07:30,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:07:30" (1/1) ... [2022-02-20 18:07:30,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 18:07:30,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 18:07:30,826 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 18:07:30,828 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 18:07:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 18:07:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-02-20 18:07:30,851 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-02-20 18:07:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-02-20 18:07:30,851 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-02-20 18:07:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-02-20 18:07:30,851 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-02-20 18:07:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-02-20 18:07:30,851 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-02-20 18:07:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-02-20 18:07:30,852 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-02-20 18:07:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-02-20 18:07:30,852 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-02-20 18:07:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-02-20 18:07:30,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-02-20 18:07:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-02-20 18:07:30,852 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-02-20 18:07:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 18:07:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-02-20 18:07:30,853 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-02-20 18:07:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 18:07:30,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 18:07:30,904 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 18:07:30,906 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 18:07:31,200 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 18:07:31,206 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 18:07:31,206 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-02-20 18:07:31,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:07:31 BoogieIcfgContainer [2022-02-20 18:07:31,208 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 18:07:31,209 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 18:07:31,209 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 18:07:31,216 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 18:07:31,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 06:07:30" (1/3) ... [2022-02-20 18:07:31,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@578c4df6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:07:31, skipping insertion in model container [2022-02-20 18:07:31,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 06:07:30" (2/3) ... [2022-02-20 18:07:31,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@578c4df6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 06:07:31, skipping insertion in model container [2022-02-20 18:07:31,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:07:31" (3/3) ... [2022-02-20 18:07:31,219 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product32.cil.c [2022-02-20 18:07:31,222 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 18:07:31,225 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 18:07:31,276 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 18:07:31,282 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 18:07:31,283 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 18:07:31,308 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 71 states have (on average 1.3661971830985915) internal successors, (97), 80 states have internal predecessors, (97), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 12 states have call predecessors, (16), 16 states have call successors, (16) [2022-02-20 18:07:31,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-02-20 18:07:31,313 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:07:31,314 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] [2022-02-20 18:07:31,314 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:07:31,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:07:31,318 INFO L85 PathProgramCache]: Analyzing trace with hash -905457996, now seen corresponding path program 1 times [2022-02-20 18:07:31,324 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:07:31,324 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110749956] [2022-02-20 18:07:31,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:07:31,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:07:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:31,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-02-20 18:07:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:31,575 INFO L290 TraceCheckUtils]: 0: Hoare triple {101#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~methaneLevelCritical~0;#res := ~retValue_acc~6; {101#true} is VALID [2022-02-20 18:07:31,576 INFO L290 TraceCheckUtils]: 1: Hoare triple {101#true} assume true; {101#true} is VALID [2022-02-20 18:07:31,576 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {101#true} {102#false} #248#return; {102#false} is VALID [2022-02-20 18:07:31,581 INFO L290 TraceCheckUtils]: 0: Hoare triple {101#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(3, 5);call write~init~int(79, 5, 0, 1);call write~init~int(110, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(4, 6);call write~init~int(79, 6, 0, 1);call write~init~int(102, 6, 1, 1);call write~init~int(102, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(7, 7);call write~init~int(44, 7, 0, 1);call write~init~int(80, 7, 1, 1);call write~init~int(117, 7, 2, 1);call write~init~int(109, 7, 3, 1);call write~init~int(112, 7, 4, 1);call write~init~int(58, 7, 5, 1);call write~init~int(0, 7, 6, 1);call #Ultimate.allocInit(3, 8);call write~init~int(79, 8, 0, 1);call write~init~int(110, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(4, 9);call write~init~int(79, 9, 0, 1);call write~init~int(102, 9, 1, 1);call write~init~int(102, 9, 2, 1);call write~init~int(0, 9, 3, 1);call #Ultimate.allocInit(3, 10);call write~init~int(41, 10, 0, 1);call write~init~int(32, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(2, 11);call write~init~int(10, 11, 0, 1);call write~init~int(0, 11, 1, 1);call #Ultimate.allocInit(13, 12);call #Ultimate.allocInit(7, 13);call write~init~int(44, 13, 0, 1);call write~init~int(77, 13, 1, 1);call write~init~int(101, 13, 2, 1);call write~init~int(116, 13, 3, 1);call write~init~int(104, 13, 4, 1);call write~init~int(58, 13, 5, 1);call write~init~int(0, 13, 6, 1);call #Ultimate.allocInit(5, 14);call write~init~int(67, 14, 0, 1);call write~init~int(82, 14, 1, 1);call write~init~int(73, 14, 2, 1);call write~init~int(84, 14, 3, 1);call write~init~int(0, 14, 4, 1);call #Ultimate.allocInit(3, 15);call write~init~int(79, 15, 0, 1);call write~init~int(75, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(41, 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);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~head~0.base, ~head~0.offset := 0, 0; {101#true} is VALID [2022-02-20 18:07:31,581 INFO L290 TraceCheckUtils]: 1: Hoare triple {101#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret21#1, main_~retValue_acc~3#1, main_~tmp~5#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~5#1;assume { :begin_inline_select_helpers } true; {101#true} is VALID [2022-02-20 18:07:31,582 INFO L290 TraceCheckUtils]: 2: Hoare triple {101#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {101#true} is VALID [2022-02-20 18:07:31,582 INFO L290 TraceCheckUtils]: 3: Hoare triple {101#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~5#1;havoc valid_product_~retValue_acc~5#1;valid_product_~retValue_acc~5#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~5#1; {101#true} is VALID [2022-02-20 18:07:31,582 INFO L290 TraceCheckUtils]: 4: Hoare triple {101#true} main_#t~ret21#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret21#1 && main_#t~ret21#1 <= 2147483647;main_~tmp~5#1 := main_#t~ret21#1;havoc main_#t~ret21#1; {101#true} is VALID [2022-02-20 18:07:31,582 INFO L290 TraceCheckUtils]: 5: Hoare triple {101#true} assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true; {101#true} is VALID [2022-02-20 18:07:31,583 INFO L290 TraceCheckUtils]: 6: Hoare triple {101#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; {101#true} is VALID [2022-02-20 18:07:31,583 INFO L290 TraceCheckUtils]: 7: Hoare triple {101#true} assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {101#true} is VALID [2022-02-20 18:07:31,584 INFO L290 TraceCheckUtils]: 8: Hoare triple {101#true} assume false; {102#false} is VALID [2022-02-20 18:07:31,584 INFO L272 TraceCheckUtils]: 9: Hoare triple {102#false} call cleanup(); {102#false} is VALID [2022-02-20 18:07:31,585 INFO L290 TraceCheckUtils]: 10: Hoare triple {102#false} havoc ~i~0;havoc ~__cil_tmp2~0; {102#false} is VALID [2022-02-20 18:07:31,585 INFO L272 TraceCheckUtils]: 11: Hoare triple {102#false} call timeShift(); {102#false} is VALID [2022-02-20 18:07:31,585 INFO L290 TraceCheckUtils]: 12: Hoare triple {102#false} assume !(0 != ~pumpRunning~0); {102#false} is VALID [2022-02-20 18:07:31,585 INFO L290 TraceCheckUtils]: 13: Hoare triple {102#false} assume !(0 != ~systemActive~0); {102#false} is VALID [2022-02-20 18:07:31,586 INFO L290 TraceCheckUtils]: 14: Hoare triple {102#false} assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret28#1, __utac_acc__Specification2_spec__2_#t~ret29#1, __utac_acc__Specification2_spec__2_~tmp~6#1, __utac_acc__Specification2_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__2_~tmp~6#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~2#1; {102#false} is VALID [2022-02-20 18:07:31,586 INFO L272 TraceCheckUtils]: 15: Hoare triple {102#false} call __utac_acc__Specification2_spec__2_#t~ret28#1 := isMethaneLevelCritical(); {101#true} is VALID [2022-02-20 18:07:31,586 INFO L290 TraceCheckUtils]: 16: Hoare triple {101#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~methaneLevelCritical~0;#res := ~retValue_acc~6; {101#true} is VALID [2022-02-20 18:07:31,586 INFO L290 TraceCheckUtils]: 17: Hoare triple {101#true} assume true; {101#true} is VALID [2022-02-20 18:07:31,587 INFO L284 TraceCheckUtils]: 18: Hoare quadruple {101#true} {102#false} #248#return; {102#false} is VALID [2022-02-20 18:07:31,587 INFO L290 TraceCheckUtils]: 19: Hoare triple {102#false} assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret28#1 && __utac_acc__Specification2_spec__2_#t~ret28#1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~6#1 := __utac_acc__Specification2_spec__2_#t~ret28#1;havoc __utac_acc__Specification2_spec__2_#t~ret28#1; {102#false} is VALID [2022-02-20 18:07:31,587 INFO L290 TraceCheckUtils]: 20: Hoare triple {102#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~6#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; {102#false} is VALID [2022-02-20 18:07:31,588 INFO L290 TraceCheckUtils]: 21: Hoare triple {102#false} __utac_acc__Specification2_spec__2_#t~ret29#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret29#1 && __utac_acc__Specification2_spec__2_#t~ret29#1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~2#1 := __utac_acc__Specification2_spec__2_#t~ret29#1;havoc __utac_acc__Specification2_spec__2_#t~ret29#1; {102#false} is VALID [2022-02-20 18:07:31,588 INFO L290 TraceCheckUtils]: 22: Hoare triple {102#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~2#1; {102#false} is VALID [2022-02-20 18:07:31,589 INFO L290 TraceCheckUtils]: 23: Hoare triple {102#false} assume 0 != ~methAndRunningLastTime~0;assume { :begin_inline___automaton_fail } true; {102#false} is VALID [2022-02-20 18:07:31,589 INFO L290 TraceCheckUtils]: 24: Hoare triple {102#false} assume !false; {102#false} is VALID [2022-02-20 18:07:31,589 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 18:07:31,590 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:07:31,590 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110749956] [2022-02-20 18:07:31,590 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110749956] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:07:31,591 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:07:31,591 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 18:07:31,594 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167119870] [2022-02-20 18:07:31,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:07:31,598 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 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 25 [2022-02-20 18:07:31,600 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:07:31,603 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 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 18:07:31,643 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:31,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 18:07:31,643 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:07:31,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 18:07:31,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 18:07:31,668 INFO L87 Difference]: Start difference. First operand has 98 states, 71 states have (on average 1.3661971830985915) internal successors, (97), 80 states have internal predecessors, (97), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 12 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 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 18:07:31,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:31,786 INFO L93 Difference]: Finished difference Result 187 states and 252 transitions. [2022-02-20 18:07:31,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 18:07:31,786 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 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 25 [2022-02-20 18:07:31,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:07:31,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 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 18:07:31,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 252 transitions. [2022-02-20 18:07:31,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 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 18:07:31,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 252 transitions. [2022-02-20 18:07:31,823 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 252 transitions. [2022-02-20 18:07:32,014 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 252 edges. 252 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:32,026 INFO L225 Difference]: With dead ends: 187 [2022-02-20 18:07:32,027 INFO L226 Difference]: Without dead ends: 89 [2022-02-20 18:07:32,031 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 18:07:32,034 INFO L933 BasicCegarLoop]: 123 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, 123 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 18:07:32,037 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:07:32,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2022-02-20 18:07:32,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2022-02-20 18:07:32,068 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:07:32,070 INFO L82 GeneralOperation]: Start isEquivalent. First operand 89 states. Second operand has 89 states, 64 states have (on average 1.296875) internal successors, (83), 72 states have internal predecessors, (83), 16 states have call successors, (16), 9 states have call predecessors, (16), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2022-02-20 18:07:32,074 INFO L74 IsIncluded]: Start isIncluded. First operand 89 states. Second operand has 89 states, 64 states have (on average 1.296875) internal successors, (83), 72 states have internal predecessors, (83), 16 states have call successors, (16), 9 states have call predecessors, (16), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2022-02-20 18:07:32,075 INFO L87 Difference]: Start difference. First operand 89 states. Second operand has 89 states, 64 states have (on average 1.296875) internal successors, (83), 72 states have internal predecessors, (83), 16 states have call successors, (16), 9 states have call predecessors, (16), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2022-02-20 18:07:32,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:32,087 INFO L93 Difference]: Finished difference Result 89 states and 114 transitions. [2022-02-20 18:07:32,088 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 114 transitions. [2022-02-20 18:07:32,089 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:32,089 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:32,089 INFO L74 IsIncluded]: Start isIncluded. First operand has 89 states, 64 states have (on average 1.296875) internal successors, (83), 72 states have internal predecessors, (83), 16 states have call successors, (16), 9 states have call predecessors, (16), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) Second operand 89 states. [2022-02-20 18:07:32,090 INFO L87 Difference]: Start difference. First operand has 89 states, 64 states have (on average 1.296875) internal successors, (83), 72 states have internal predecessors, (83), 16 states have call successors, (16), 9 states have call predecessors, (16), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) Second operand 89 states. [2022-02-20 18:07:32,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:32,110 INFO L93 Difference]: Finished difference Result 89 states and 114 transitions. [2022-02-20 18:07:32,110 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 114 transitions. [2022-02-20 18:07:32,111 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:32,111 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:32,111 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:07:32,112 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:07:32,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 64 states have (on average 1.296875) internal successors, (83), 72 states have internal predecessors, (83), 16 states have call successors, (16), 9 states have call predecessors, (16), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2022-02-20 18:07:32,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 114 transitions. [2022-02-20 18:07:32,117 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 114 transitions. Word has length 25 [2022-02-20 18:07:32,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:07:32,117 INFO L470 AbstractCegarLoop]: Abstraction has 89 states and 114 transitions. [2022-02-20 18:07:32,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 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 18:07:32,117 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 114 transitions. [2022-02-20 18:07:32,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-02-20 18:07:32,118 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:07:32,119 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] [2022-02-20 18:07:32,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 18:07:32,119 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:07:32,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:07:32,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1775513804, now seen corresponding path program 1 times [2022-02-20 18:07:32,120 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:07:32,120 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68396226] [2022-02-20 18:07:32,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:07:32,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:07:32,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:32,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-02-20 18:07:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:32,177 INFO L290 TraceCheckUtils]: 0: Hoare triple {686#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~methaneLevelCritical~0;#res := ~retValue_acc~6; {686#true} is VALID [2022-02-20 18:07:32,178 INFO L290 TraceCheckUtils]: 1: Hoare triple {686#true} assume true; {686#true} is VALID [2022-02-20 18:07:32,178 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {686#true} {687#false} #248#return; {687#false} is VALID [2022-02-20 18:07:32,178 INFO L290 TraceCheckUtils]: 0: Hoare triple {686#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(3, 5);call write~init~int(79, 5, 0, 1);call write~init~int(110, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(4, 6);call write~init~int(79, 6, 0, 1);call write~init~int(102, 6, 1, 1);call write~init~int(102, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(7, 7);call write~init~int(44, 7, 0, 1);call write~init~int(80, 7, 1, 1);call write~init~int(117, 7, 2, 1);call write~init~int(109, 7, 3, 1);call write~init~int(112, 7, 4, 1);call write~init~int(58, 7, 5, 1);call write~init~int(0, 7, 6, 1);call #Ultimate.allocInit(3, 8);call write~init~int(79, 8, 0, 1);call write~init~int(110, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(4, 9);call write~init~int(79, 9, 0, 1);call write~init~int(102, 9, 1, 1);call write~init~int(102, 9, 2, 1);call write~init~int(0, 9, 3, 1);call #Ultimate.allocInit(3, 10);call write~init~int(41, 10, 0, 1);call write~init~int(32, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(2, 11);call write~init~int(10, 11, 0, 1);call write~init~int(0, 11, 1, 1);call #Ultimate.allocInit(13, 12);call #Ultimate.allocInit(7, 13);call write~init~int(44, 13, 0, 1);call write~init~int(77, 13, 1, 1);call write~init~int(101, 13, 2, 1);call write~init~int(116, 13, 3, 1);call write~init~int(104, 13, 4, 1);call write~init~int(58, 13, 5, 1);call write~init~int(0, 13, 6, 1);call #Ultimate.allocInit(5, 14);call write~init~int(67, 14, 0, 1);call write~init~int(82, 14, 1, 1);call write~init~int(73, 14, 2, 1);call write~init~int(84, 14, 3, 1);call write~init~int(0, 14, 4, 1);call #Ultimate.allocInit(3, 15);call write~init~int(79, 15, 0, 1);call write~init~int(75, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(41, 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);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~head~0.base, ~head~0.offset := 0, 0; {686#true} is VALID [2022-02-20 18:07:32,178 INFO L290 TraceCheckUtils]: 1: Hoare triple {686#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret21#1, main_~retValue_acc~3#1, main_~tmp~5#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~5#1;assume { :begin_inline_select_helpers } true; {686#true} is VALID [2022-02-20 18:07:32,178 INFO L290 TraceCheckUtils]: 2: Hoare triple {686#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {686#true} is VALID [2022-02-20 18:07:32,179 INFO L290 TraceCheckUtils]: 3: Hoare triple {686#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~5#1;havoc valid_product_~retValue_acc~5#1;valid_product_~retValue_acc~5#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~5#1; {686#true} is VALID [2022-02-20 18:07:32,179 INFO L290 TraceCheckUtils]: 4: Hoare triple {686#true} main_#t~ret21#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret21#1 && main_#t~ret21#1 <= 2147483647;main_~tmp~5#1 := main_#t~ret21#1;havoc main_#t~ret21#1; {686#true} is VALID [2022-02-20 18:07:32,179 INFO L290 TraceCheckUtils]: 5: Hoare triple {686#true} assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true; {686#true} is VALID [2022-02-20 18:07:32,179 INFO L290 TraceCheckUtils]: 6: Hoare triple {686#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; {686#true} is VALID [2022-02-20 18:07:32,180 INFO L290 TraceCheckUtils]: 7: Hoare triple {686#true} assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {688#(= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)} is VALID [2022-02-20 18:07:32,180 INFO L290 TraceCheckUtils]: 8: Hoare triple {688#(= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)} assume !false; {688#(= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)} is VALID [2022-02-20 18:07:32,181 INFO L290 TraceCheckUtils]: 9: Hoare triple {688#(= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)} assume !(test_~splverifierCounter~0#1 < 4); {687#false} is VALID [2022-02-20 18:07:32,181 INFO L272 TraceCheckUtils]: 10: Hoare triple {687#false} call cleanup(); {687#false} is VALID [2022-02-20 18:07:32,181 INFO L290 TraceCheckUtils]: 11: Hoare triple {687#false} havoc ~i~0;havoc ~__cil_tmp2~0; {687#false} is VALID [2022-02-20 18:07:32,181 INFO L272 TraceCheckUtils]: 12: Hoare triple {687#false} call timeShift(); {687#false} is VALID [2022-02-20 18:07:32,181 INFO L290 TraceCheckUtils]: 13: Hoare triple {687#false} assume !(0 != ~pumpRunning~0); {687#false} is VALID [2022-02-20 18:07:32,181 INFO L290 TraceCheckUtils]: 14: Hoare triple {687#false} assume !(0 != ~systemActive~0); {687#false} is VALID [2022-02-20 18:07:32,182 INFO L290 TraceCheckUtils]: 15: Hoare triple {687#false} assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret28#1, __utac_acc__Specification2_spec__2_#t~ret29#1, __utac_acc__Specification2_spec__2_~tmp~6#1, __utac_acc__Specification2_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__2_~tmp~6#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~2#1; {687#false} is VALID [2022-02-20 18:07:32,182 INFO L272 TraceCheckUtils]: 16: Hoare triple {687#false} call __utac_acc__Specification2_spec__2_#t~ret28#1 := isMethaneLevelCritical(); {686#true} is VALID [2022-02-20 18:07:32,182 INFO L290 TraceCheckUtils]: 17: Hoare triple {686#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~methaneLevelCritical~0;#res := ~retValue_acc~6; {686#true} is VALID [2022-02-20 18:07:32,182 INFO L290 TraceCheckUtils]: 18: Hoare triple {686#true} assume true; {686#true} is VALID [2022-02-20 18:07:32,182 INFO L284 TraceCheckUtils]: 19: Hoare quadruple {686#true} {687#false} #248#return; {687#false} is VALID [2022-02-20 18:07:32,183 INFO L290 TraceCheckUtils]: 20: Hoare triple {687#false} assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret28#1 && __utac_acc__Specification2_spec__2_#t~ret28#1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~6#1 := __utac_acc__Specification2_spec__2_#t~ret28#1;havoc __utac_acc__Specification2_spec__2_#t~ret28#1; {687#false} is VALID [2022-02-20 18:07:32,183 INFO L290 TraceCheckUtils]: 21: Hoare triple {687#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~6#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; {687#false} is VALID [2022-02-20 18:07:32,183 INFO L290 TraceCheckUtils]: 22: Hoare triple {687#false} __utac_acc__Specification2_spec__2_#t~ret29#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret29#1 && __utac_acc__Specification2_spec__2_#t~ret29#1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~2#1 := __utac_acc__Specification2_spec__2_#t~ret29#1;havoc __utac_acc__Specification2_spec__2_#t~ret29#1; {687#false} is VALID [2022-02-20 18:07:32,183 INFO L290 TraceCheckUtils]: 23: Hoare triple {687#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~2#1; {687#false} is VALID [2022-02-20 18:07:32,183 INFO L290 TraceCheckUtils]: 24: Hoare triple {687#false} assume 0 != ~methAndRunningLastTime~0;assume { :begin_inline___automaton_fail } true; {687#false} is VALID [2022-02-20 18:07:32,184 INFO L290 TraceCheckUtils]: 25: Hoare triple {687#false} assume !false; {687#false} is VALID [2022-02-20 18:07:32,184 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 18:07:32,184 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:07:32,184 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68396226] [2022-02-20 18:07:32,184 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68396226] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:07:32,185 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:07:32,185 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:07:32,185 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617122958] [2022-02-20 18:07:32,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:07:32,186 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 26 [2022-02-20 18:07:32,186 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:07:32,186 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 18:07:32,204 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:32,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:07:32,205 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:07:32,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:07:32,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:07:32,206 INFO L87 Difference]: Start difference. First operand 89 states and 114 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 18:07:32,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:32,300 INFO L93 Difference]: Finished difference Result 138 states and 176 transitions. [2022-02-20 18:07:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:07:32,300 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 26 [2022-02-20 18:07:32,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:07:32,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 18:07:32,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 176 transitions. [2022-02-20 18:07:32,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 18:07:32,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 176 transitions. [2022-02-20 18:07:32,307 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 176 transitions. [2022-02-20 18:07:32,428 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 176 edges. 176 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:32,431 INFO L225 Difference]: With dead ends: 138 [2022-02-20 18:07:32,431 INFO L226 Difference]: Without dead ends: 80 [2022-02-20 18:07:32,433 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 18:07:32,434 INFO L933 BasicCegarLoop]: 101 mSDtfsCounter, 17 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 180 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 18:07:32,434 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 180 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:07:32,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2022-02-20 18:07:32,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2022-02-20 18:07:32,439 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:07:32,439 INFO L82 GeneralOperation]: Start isEquivalent. First operand 80 states. Second operand has 80 states, 58 states have (on average 1.3103448275862069) internal successors, (76), 66 states have internal predecessors, (76), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 9 states have call predecessors, (13), 13 states have call successors, (13) [2022-02-20 18:07:32,440 INFO L74 IsIncluded]: Start isIncluded. First operand 80 states. Second operand has 80 states, 58 states have (on average 1.3103448275862069) internal successors, (76), 66 states have internal predecessors, (76), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 9 states have call predecessors, (13), 13 states have call successors, (13) [2022-02-20 18:07:32,440 INFO L87 Difference]: Start difference. First operand 80 states. Second operand has 80 states, 58 states have (on average 1.3103448275862069) internal successors, (76), 66 states have internal predecessors, (76), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 9 states have call predecessors, (13), 13 states have call successors, (13) [2022-02-20 18:07:32,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:32,443 INFO L93 Difference]: Finished difference Result 80 states and 102 transitions. [2022-02-20 18:07:32,443 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 102 transitions. [2022-02-20 18:07:32,443 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:32,444 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:32,444 INFO L74 IsIncluded]: Start isIncluded. First operand has 80 states, 58 states have (on average 1.3103448275862069) internal successors, (76), 66 states have internal predecessors, (76), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 9 states have call predecessors, (13), 13 states have call successors, (13) Second operand 80 states. [2022-02-20 18:07:32,444 INFO L87 Difference]: Start difference. First operand has 80 states, 58 states have (on average 1.3103448275862069) internal successors, (76), 66 states have internal predecessors, (76), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 9 states have call predecessors, (13), 13 states have call successors, (13) Second operand 80 states. [2022-02-20 18:07:32,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:32,447 INFO L93 Difference]: Finished difference Result 80 states and 102 transitions. [2022-02-20 18:07:32,447 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 102 transitions. [2022-02-20 18:07:32,447 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:32,448 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:32,448 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:07:32,448 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:07:32,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 58 states have (on average 1.3103448275862069) internal successors, (76), 66 states have internal predecessors, (76), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 9 states have call predecessors, (13), 13 states have call successors, (13) [2022-02-20 18:07:32,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 102 transitions. [2022-02-20 18:07:32,451 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 102 transitions. Word has length 26 [2022-02-20 18:07:32,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:07:32,451 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 102 transitions. [2022-02-20 18:07:32,451 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 18:07:32,451 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 102 transitions. [2022-02-20 18:07:32,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-02-20 18:07:32,452 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:07:32,452 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] [2022-02-20 18:07:32,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 18:07:32,453 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:07:32,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:07:32,453 INFO L85 PathProgramCache]: Analyzing trace with hash -775116306, now seen corresponding path program 1 times [2022-02-20 18:07:32,453 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:07:32,453 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086686667] [2022-02-20 18:07:32,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:07:32,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:07:32,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:32,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-02-20 18:07:32,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:32,501 INFO L290 TraceCheckUtils]: 0: Hoare triple {1168#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~methaneLevelCritical~0;#res := ~retValue_acc~6; {1168#true} is VALID [2022-02-20 18:07:32,501 INFO L290 TraceCheckUtils]: 1: Hoare triple {1168#true} assume true; {1168#true} is VALID [2022-02-20 18:07:32,501 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {1168#true} {1169#false} #248#return; {1169#false} is VALID [2022-02-20 18:07:32,504 INFO L290 TraceCheckUtils]: 0: Hoare triple {1168#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(3, 5);call write~init~int(79, 5, 0, 1);call write~init~int(110, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(4, 6);call write~init~int(79, 6, 0, 1);call write~init~int(102, 6, 1, 1);call write~init~int(102, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(7, 7);call write~init~int(44, 7, 0, 1);call write~init~int(80, 7, 1, 1);call write~init~int(117, 7, 2, 1);call write~init~int(109, 7, 3, 1);call write~init~int(112, 7, 4, 1);call write~init~int(58, 7, 5, 1);call write~init~int(0, 7, 6, 1);call #Ultimate.allocInit(3, 8);call write~init~int(79, 8, 0, 1);call write~init~int(110, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(4, 9);call write~init~int(79, 9, 0, 1);call write~init~int(102, 9, 1, 1);call write~init~int(102, 9, 2, 1);call write~init~int(0, 9, 3, 1);call #Ultimate.allocInit(3, 10);call write~init~int(41, 10, 0, 1);call write~init~int(32, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(2, 11);call write~init~int(10, 11, 0, 1);call write~init~int(0, 11, 1, 1);call #Ultimate.allocInit(13, 12);call #Ultimate.allocInit(7, 13);call write~init~int(44, 13, 0, 1);call write~init~int(77, 13, 1, 1);call write~init~int(101, 13, 2, 1);call write~init~int(116, 13, 3, 1);call write~init~int(104, 13, 4, 1);call write~init~int(58, 13, 5, 1);call write~init~int(0, 13, 6, 1);call #Ultimate.allocInit(5, 14);call write~init~int(67, 14, 0, 1);call write~init~int(82, 14, 1, 1);call write~init~int(73, 14, 2, 1);call write~init~int(84, 14, 3, 1);call write~init~int(0, 14, 4, 1);call #Ultimate.allocInit(3, 15);call write~init~int(79, 15, 0, 1);call write~init~int(75, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(41, 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);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~head~0.base, ~head~0.offset := 0, 0; {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,504 INFO L290 TraceCheckUtils]: 1: Hoare triple {1170#(= 1 ~systemActive~0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret21#1, main_~retValue_acc~3#1, main_~tmp~5#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~5#1;assume { :begin_inline_select_helpers } true; {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,505 INFO L290 TraceCheckUtils]: 2: Hoare triple {1170#(= 1 ~systemActive~0)} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,505 INFO L290 TraceCheckUtils]: 3: Hoare triple {1170#(= 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~5#1;havoc valid_product_~retValue_acc~5#1;valid_product_~retValue_acc~5#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~5#1; {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,505 INFO L290 TraceCheckUtils]: 4: Hoare triple {1170#(= 1 ~systemActive~0)} main_#t~ret21#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret21#1 && main_#t~ret21#1 <= 2147483647;main_~tmp~5#1 := main_#t~ret21#1;havoc main_#t~ret21#1; {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,506 INFO L290 TraceCheckUtils]: 5: Hoare triple {1170#(= 1 ~systemActive~0)} assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true; {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,506 INFO L290 TraceCheckUtils]: 6: Hoare triple {1170#(= 1 ~systemActive~0)} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,507 INFO L290 TraceCheckUtils]: 7: Hoare triple {1170#(= 1 ~systemActive~0)} assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,507 INFO L290 TraceCheckUtils]: 8: Hoare triple {1170#(= 1 ~systemActive~0)} assume !false; {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,508 INFO L290 TraceCheckUtils]: 9: Hoare triple {1170#(= 1 ~systemActive~0)} assume test_~splverifierCounter~0#1 < 4; {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,508 INFO L290 TraceCheckUtils]: 10: Hoare triple {1170#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet4#1 && test_#t~nondet4#1 <= 2147483647;test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,509 INFO L290 TraceCheckUtils]: 11: Hoare triple {1170#(= 1 ~systemActive~0)} assume !(0 != test_~tmp~0#1); {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,509 INFO L290 TraceCheckUtils]: 12: Hoare triple {1170#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet5#1 && test_#t~nondet5#1 <= 2147483647;test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,509 INFO L290 TraceCheckUtils]: 13: Hoare triple {1170#(= 1 ~systemActive~0)} assume !(0 != test_~tmp___0~0#1); {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,510 INFO L290 TraceCheckUtils]: 14: Hoare triple {1170#(= 1 ~systemActive~0)} assume -2147483648 <= test_#t~nondet6#1 && test_#t~nondet6#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,510 INFO L290 TraceCheckUtils]: 15: Hoare triple {1170#(= 1 ~systemActive~0)} assume !(0 != test_~tmp___2~0#1);assume -2147483648 <= test_#t~nondet7#1 && test_#t~nondet7#1 <= 2147483647;test_~tmp___1~0#1 := test_#t~nondet7#1;havoc test_#t~nondet7#1; {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,511 INFO L290 TraceCheckUtils]: 16: Hoare triple {1170#(= 1 ~systemActive~0)} assume !(0 != test_~tmp___1~0#1); {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,511 INFO L272 TraceCheckUtils]: 17: Hoare triple {1170#(= 1 ~systemActive~0)} call timeShift(); {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,512 INFO L290 TraceCheckUtils]: 18: Hoare triple {1170#(= 1 ~systemActive~0)} assume !(0 != ~pumpRunning~0); {1170#(= 1 ~systemActive~0)} is VALID [2022-02-20 18:07:32,512 INFO L290 TraceCheckUtils]: 19: Hoare triple {1170#(= 1 ~systemActive~0)} assume !(0 != ~systemActive~0); {1169#false} is VALID [2022-02-20 18:07:32,512 INFO L290 TraceCheckUtils]: 20: Hoare triple {1169#false} assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret28#1, __utac_acc__Specification2_spec__2_#t~ret29#1, __utac_acc__Specification2_spec__2_~tmp~6#1, __utac_acc__Specification2_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__2_~tmp~6#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~2#1; {1169#false} is VALID [2022-02-20 18:07:32,513 INFO L272 TraceCheckUtils]: 21: Hoare triple {1169#false} call __utac_acc__Specification2_spec__2_#t~ret28#1 := isMethaneLevelCritical(); {1168#true} is VALID [2022-02-20 18:07:32,513 INFO L290 TraceCheckUtils]: 22: Hoare triple {1168#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~methaneLevelCritical~0;#res := ~retValue_acc~6; {1168#true} is VALID [2022-02-20 18:07:32,513 INFO L290 TraceCheckUtils]: 23: Hoare triple {1168#true} assume true; {1168#true} is VALID [2022-02-20 18:07:32,513 INFO L284 TraceCheckUtils]: 24: Hoare quadruple {1168#true} {1169#false} #248#return; {1169#false} is VALID [2022-02-20 18:07:32,513 INFO L290 TraceCheckUtils]: 25: Hoare triple {1169#false} assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret28#1 && __utac_acc__Specification2_spec__2_#t~ret28#1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~6#1 := __utac_acc__Specification2_spec__2_#t~ret28#1;havoc __utac_acc__Specification2_spec__2_#t~ret28#1; {1169#false} is VALID [2022-02-20 18:07:32,513 INFO L290 TraceCheckUtils]: 26: Hoare triple {1169#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp~6#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; {1169#false} is VALID [2022-02-20 18:07:32,514 INFO L290 TraceCheckUtils]: 27: Hoare triple {1169#false} __utac_acc__Specification2_spec__2_#t~ret29#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret29#1 && __utac_acc__Specification2_spec__2_#t~ret29#1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~2#1 := __utac_acc__Specification2_spec__2_#t~ret29#1;havoc __utac_acc__Specification2_spec__2_#t~ret29#1; {1169#false} is VALID [2022-02-20 18:07:32,514 INFO L290 TraceCheckUtils]: 28: Hoare triple {1169#false} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~2#1; {1169#false} is VALID [2022-02-20 18:07:32,514 INFO L290 TraceCheckUtils]: 29: Hoare triple {1169#false} assume 0 != ~methAndRunningLastTime~0;assume { :begin_inline___automaton_fail } true; {1169#false} is VALID [2022-02-20 18:07:32,514 INFO L290 TraceCheckUtils]: 30: Hoare triple {1169#false} assume !false; {1169#false} is VALID [2022-02-20 18:07:32,514 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 18:07:32,515 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:07:32,515 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086686667] [2022-02-20 18:07:32,515 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086686667] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:07:32,515 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:07:32,515 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-20 18:07:32,515 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422246743] [2022-02-20 18:07:32,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:07:32,516 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 31 [2022-02-20 18:07:32,516 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:07:32,517 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 18:07:32,537 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:32,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-20 18:07:32,537 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:07:32,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-20 18:07:32,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-20 18:07:32,538 INFO L87 Difference]: Start difference. First operand 80 states and 102 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 18:07:32,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:32,648 INFO L93 Difference]: Finished difference Result 222 states and 289 transitions. [2022-02-20 18:07:32,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-20 18:07:32,648 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 31 [2022-02-20 18:07:32,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:07:32,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 18:07:32,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 289 transitions. [2022-02-20 18:07:32,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 18:07:32,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 289 transitions. [2022-02-20 18:07:32,655 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 289 transitions. [2022-02-20 18:07:32,854 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 289 edges. 289 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:32,857 INFO L225 Difference]: With dead ends: 222 [2022-02-20 18:07:32,857 INFO L226 Difference]: Without dead ends: 150 [2022-02-20 18:07:32,858 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 18:07:32,859 INFO L933 BasicCegarLoop]: 127 mSDtfsCounter, 79 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:07:32,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [79 Valid, 216 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:07:32,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2022-02-20 18:07:32,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 147. [2022-02-20 18:07:32,884 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:07:32,884 INFO L82 GeneralOperation]: Start isEquivalent. First operand 150 states. Second operand has 147 states, 104 states have (on average 1.3365384615384615) internal successors, (139), 119 states have internal predecessors, (139), 26 states have call successors, (26), 16 states have call predecessors, (26), 16 states have return successors, (26), 17 states have call predecessors, (26), 26 states have call successors, (26) [2022-02-20 18:07:32,885 INFO L74 IsIncluded]: Start isIncluded. First operand 150 states. Second operand has 147 states, 104 states have (on average 1.3365384615384615) internal successors, (139), 119 states have internal predecessors, (139), 26 states have call successors, (26), 16 states have call predecessors, (26), 16 states have return successors, (26), 17 states have call predecessors, (26), 26 states have call successors, (26) [2022-02-20 18:07:32,885 INFO L87 Difference]: Start difference. First operand 150 states. Second operand has 147 states, 104 states have (on average 1.3365384615384615) internal successors, (139), 119 states have internal predecessors, (139), 26 states have call successors, (26), 16 states have call predecessors, (26), 16 states have return successors, (26), 17 states have call predecessors, (26), 26 states have call successors, (26) [2022-02-20 18:07:32,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:32,889 INFO L93 Difference]: Finished difference Result 150 states and 193 transitions. [2022-02-20 18:07:32,889 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 193 transitions. [2022-02-20 18:07:32,890 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:32,890 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:32,890 INFO L74 IsIncluded]: Start isIncluded. First operand has 147 states, 104 states have (on average 1.3365384615384615) internal successors, (139), 119 states have internal predecessors, (139), 26 states have call successors, (26), 16 states have call predecessors, (26), 16 states have return successors, (26), 17 states have call predecessors, (26), 26 states have call successors, (26) Second operand 150 states. [2022-02-20 18:07:32,891 INFO L87 Difference]: Start difference. First operand has 147 states, 104 states have (on average 1.3365384615384615) internal successors, (139), 119 states have internal predecessors, (139), 26 states have call successors, (26), 16 states have call predecessors, (26), 16 states have return successors, (26), 17 states have call predecessors, (26), 26 states have call successors, (26) Second operand 150 states. [2022-02-20 18:07:32,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:32,895 INFO L93 Difference]: Finished difference Result 150 states and 193 transitions. [2022-02-20 18:07:32,895 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 193 transitions. [2022-02-20 18:07:32,895 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:32,895 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:32,895 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:07:32,895 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:07:32,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 104 states have (on average 1.3365384615384615) internal successors, (139), 119 states have internal predecessors, (139), 26 states have call successors, (26), 16 states have call predecessors, (26), 16 states have return successors, (26), 17 states have call predecessors, (26), 26 states have call successors, (26) [2022-02-20 18:07:32,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 191 transitions. [2022-02-20 18:07:32,900 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 191 transitions. Word has length 31 [2022-02-20 18:07:32,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:07:32,900 INFO L470 AbstractCegarLoop]: Abstraction has 147 states and 191 transitions. [2022-02-20 18:07:32,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 18:07:32,901 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 191 transitions. [2022-02-20 18:07:32,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-02-20 18:07:32,901 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 18:07:32,901 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] [2022-02-20 18:07:32,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 18:07:32,901 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-20 18:07:32,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 18:07:32,902 INFO L85 PathProgramCache]: Analyzing trace with hash -471183706, now seen corresponding path program 1 times [2022-02-20 18:07:32,902 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 18:07:32,902 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812224217] [2022-02-20 18:07:32,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 18:07:32,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 18:07:32,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:32,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-02-20 18:07:32,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 18:07:32,985 INFO L290 TraceCheckUtils]: 0: Hoare triple {2001#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~methaneLevelCritical~0;#res := ~retValue_acc~6; {2001#true} is VALID [2022-02-20 18:07:32,985 INFO L290 TraceCheckUtils]: 1: Hoare triple {2001#true} assume true; {2001#true} is VALID [2022-02-20 18:07:32,986 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {2001#true} {2003#(= ~pumpRunning~0 0)} #248#return; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,987 INFO L290 TraceCheckUtils]: 0: Hoare triple {2001#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(3, 5);call write~init~int(79, 5, 0, 1);call write~init~int(110, 5, 1, 1);call write~init~int(0, 5, 2, 1);call #Ultimate.allocInit(4, 6);call write~init~int(79, 6, 0, 1);call write~init~int(102, 6, 1, 1);call write~init~int(102, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(7, 7);call write~init~int(44, 7, 0, 1);call write~init~int(80, 7, 1, 1);call write~init~int(117, 7, 2, 1);call write~init~int(109, 7, 3, 1);call write~init~int(112, 7, 4, 1);call write~init~int(58, 7, 5, 1);call write~init~int(0, 7, 6, 1);call #Ultimate.allocInit(3, 8);call write~init~int(79, 8, 0, 1);call write~init~int(110, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(4, 9);call write~init~int(79, 9, 0, 1);call write~init~int(102, 9, 1, 1);call write~init~int(102, 9, 2, 1);call write~init~int(0, 9, 3, 1);call #Ultimate.allocInit(3, 10);call write~init~int(41, 10, 0, 1);call write~init~int(32, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(2, 11);call write~init~int(10, 11, 0, 1);call write~init~int(0, 11, 1, 1);call #Ultimate.allocInit(13, 12);call #Ultimate.allocInit(7, 13);call write~init~int(44, 13, 0, 1);call write~init~int(77, 13, 1, 1);call write~init~int(101, 13, 2, 1);call write~init~int(116, 13, 3, 1);call write~init~int(104, 13, 4, 1);call write~init~int(58, 13, 5, 1);call write~init~int(0, 13, 6, 1);call #Ultimate.allocInit(5, 14);call write~init~int(67, 14, 0, 1);call write~init~int(82, 14, 1, 1);call write~init~int(73, 14, 2, 1);call write~init~int(84, 14, 3, 1);call write~init~int(0, 14, 4, 1);call #Ultimate.allocInit(3, 15);call write~init~int(79, 15, 0, 1);call write~init~int(75, 15, 1, 1);call write~init~int(0, 15, 2, 1);call #Ultimate.allocInit(2, 16);call write~init~int(41, 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);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~head~0.base, ~head~0.offset := 0, 0; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,987 INFO L290 TraceCheckUtils]: 1: Hoare triple {2003#(= ~pumpRunning~0 0)} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret21#1, main_~retValue_acc~3#1, main_~tmp~5#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~5#1;assume { :begin_inline_select_helpers } true; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,987 INFO L290 TraceCheckUtils]: 2: Hoare triple {2003#(= ~pumpRunning~0 0)} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,988 INFO L290 TraceCheckUtils]: 3: Hoare triple {2003#(= ~pumpRunning~0 0)} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~5#1;havoc valid_product_~retValue_acc~5#1;valid_product_~retValue_acc~5#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~5#1; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,988 INFO L290 TraceCheckUtils]: 4: Hoare triple {2003#(= ~pumpRunning~0 0)} main_#t~ret21#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;assume -2147483648 <= main_#t~ret21#1 && main_#t~ret21#1 <= 2147483647;main_~tmp~5#1 := main_#t~ret21#1;havoc main_#t~ret21#1; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,988 INFO L290 TraceCheckUtils]: 5: Hoare triple {2003#(= ~pumpRunning~0 0)} assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,989 INFO L290 TraceCheckUtils]: 6: Hoare triple {2003#(= ~pumpRunning~0 0)} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,989 INFO L290 TraceCheckUtils]: 7: Hoare triple {2003#(= ~pumpRunning~0 0)} assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,989 INFO L290 TraceCheckUtils]: 8: Hoare triple {2003#(= ~pumpRunning~0 0)} assume !false; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,992 INFO L290 TraceCheckUtils]: 9: Hoare triple {2003#(= ~pumpRunning~0 0)} assume test_~splverifierCounter~0#1 < 4; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,992 INFO L290 TraceCheckUtils]: 10: Hoare triple {2003#(= ~pumpRunning~0 0)} assume -2147483648 <= test_#t~nondet4#1 && test_#t~nondet4#1 <= 2147483647;test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,994 INFO L290 TraceCheckUtils]: 11: Hoare triple {2003#(= ~pumpRunning~0 0)} assume !(0 != test_~tmp~0#1); {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,994 INFO L290 TraceCheckUtils]: 12: Hoare triple {2003#(= ~pumpRunning~0 0)} assume -2147483648 <= test_#t~nondet5#1 && test_#t~nondet5#1 <= 2147483647;test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,995 INFO L290 TraceCheckUtils]: 13: Hoare triple {2003#(= ~pumpRunning~0 0)} assume !(0 != test_~tmp___0~0#1); {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,995 INFO L290 TraceCheckUtils]: 14: Hoare triple {2003#(= ~pumpRunning~0 0)} assume -2147483648 <= test_#t~nondet6#1 && test_#t~nondet6#1 <= 2147483647;test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,996 INFO L290 TraceCheckUtils]: 15: Hoare triple {2003#(= ~pumpRunning~0 0)} assume !(0 != test_~tmp___2~0#1);assume -2147483648 <= test_#t~nondet7#1 && test_#t~nondet7#1 <= 2147483647;test_~tmp___1~0#1 := test_#t~nondet7#1;havoc test_#t~nondet7#1; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,996 INFO L290 TraceCheckUtils]: 16: Hoare triple {2003#(= ~pumpRunning~0 0)} assume 0 != test_~tmp___1~0#1;assume { :begin_inline_stopSystem } true; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,996 INFO L290 TraceCheckUtils]: 17: Hoare triple {2003#(= ~pumpRunning~0 0)} assume !(0 != ~pumpRunning~0); {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,997 INFO L290 TraceCheckUtils]: 18: Hoare triple {2003#(= ~pumpRunning~0 0)} ~systemActive~0 := 0; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,997 INFO L290 TraceCheckUtils]: 19: Hoare triple {2003#(= ~pumpRunning~0 0)} assume { :end_inline_stopSystem } true; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,998 INFO L272 TraceCheckUtils]: 20: Hoare triple {2003#(= ~pumpRunning~0 0)} call timeShift(); {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,998 INFO L290 TraceCheckUtils]: 21: Hoare triple {2003#(= ~pumpRunning~0 0)} assume !(0 != ~pumpRunning~0); {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,999 INFO L290 TraceCheckUtils]: 22: Hoare triple {2003#(= ~pumpRunning~0 0)} assume !(0 != ~systemActive~0); {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:32,999 INFO L290 TraceCheckUtils]: 23: Hoare triple {2003#(= ~pumpRunning~0 0)} assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret28#1, __utac_acc__Specification2_spec__2_#t~ret29#1, __utac_acc__Specification2_spec__2_~tmp~6#1, __utac_acc__Specification2_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__2_~tmp~6#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~2#1; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:33,000 INFO L272 TraceCheckUtils]: 24: Hoare triple {2003#(= ~pumpRunning~0 0)} call __utac_acc__Specification2_spec__2_#t~ret28#1 := isMethaneLevelCritical(); {2001#true} is VALID [2022-02-20 18:07:33,000 INFO L290 TraceCheckUtils]: 25: Hoare triple {2001#true} havoc ~retValue_acc~6;~retValue_acc~6 := ~methaneLevelCritical~0;#res := ~retValue_acc~6; {2001#true} is VALID [2022-02-20 18:07:33,007 INFO L290 TraceCheckUtils]: 26: Hoare triple {2001#true} assume true; {2001#true} is VALID [2022-02-20 18:07:33,008 INFO L284 TraceCheckUtils]: 27: Hoare quadruple {2001#true} {2003#(= ~pumpRunning~0 0)} #248#return; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:33,008 INFO L290 TraceCheckUtils]: 28: Hoare triple {2003#(= ~pumpRunning~0 0)} assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret28#1 && __utac_acc__Specification2_spec__2_#t~ret28#1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp~6#1 := __utac_acc__Specification2_spec__2_#t~ret28#1;havoc __utac_acc__Specification2_spec__2_#t~ret28#1; {2003#(= ~pumpRunning~0 0)} is VALID [2022-02-20 18:07:33,008 INFO L290 TraceCheckUtils]: 29: Hoare triple {2003#(= ~pumpRunning~0 0)} assume 0 != __utac_acc__Specification2_spec__2_~tmp~6#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; {2007#(= |timeShift_isPumpRunning_#res#1| 0)} is VALID [2022-02-20 18:07:33,009 INFO L290 TraceCheckUtils]: 30: Hoare triple {2007#(= |timeShift_isPumpRunning_#res#1| 0)} __utac_acc__Specification2_spec__2_#t~ret29#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;assume -2147483648 <= __utac_acc__Specification2_spec__2_#t~ret29#1 && __utac_acc__Specification2_spec__2_#t~ret29#1 <= 2147483647;__utac_acc__Specification2_spec__2_~tmp___0~2#1 := __utac_acc__Specification2_spec__2_#t~ret29#1;havoc __utac_acc__Specification2_spec__2_#t~ret29#1; {2008#(= |timeShift___utac_acc__Specification2_spec__2_~tmp___0~2#1| 0)} is VALID [2022-02-20 18:07:33,009 INFO L290 TraceCheckUtils]: 31: Hoare triple {2008#(= |timeShift___utac_acc__Specification2_spec__2_~tmp___0~2#1| 0)} assume 0 != __utac_acc__Specification2_spec__2_~tmp___0~2#1; {2002#false} is VALID [2022-02-20 18:07:33,009 INFO L290 TraceCheckUtils]: 32: Hoare triple {2002#false} assume 0 != ~methAndRunningLastTime~0;assume { :begin_inline___automaton_fail } true; {2002#false} is VALID [2022-02-20 18:07:33,010 INFO L290 TraceCheckUtils]: 33: Hoare triple {2002#false} assume !false; {2002#false} is VALID [2022-02-20 18:07:33,010 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 18:07:33,010 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 18:07:33,010 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812224217] [2022-02-20 18:07:33,010 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812224217] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 18:07:33,011 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 18:07:33,011 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-20 18:07:33,011 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116593212] [2022-02-20 18:07:33,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 18:07:33,011 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 1 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 34 [2022-02-20 18:07:33,012 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-20 18:07:33,012 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 1 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 18:07:33,034 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:33,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-20 18:07:33,035 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 18:07:33,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-20 18:07:33,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-20 18:07:33,036 INFO L87 Difference]: Start difference. First operand 147 states and 191 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 1 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 18:07:33,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:33,139 INFO L93 Difference]: Finished difference Result 242 states and 315 transitions. [2022-02-20 18:07:33,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-20 18:07:33,139 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 1 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 34 [2022-02-20 18:07:33,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-20 18:07:33,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 1 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 18:07:33,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 166 transitions. [2022-02-20 18:07:33,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 1 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 18:07:33,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 166 transitions. [2022-02-20 18:07:33,145 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 166 transitions. [2022-02-20 18:07:33,237 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 166 edges. 166 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-20 18:07:33,238 INFO L225 Difference]: With dead ends: 242 [2022-02-20 18:07:33,238 INFO L226 Difference]: Without dead ends: 0 [2022-02-20 18:07:33,239 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-02-20 18:07:33,240 INFO L933 BasicCegarLoop]: 58 mSDtfsCounter, 43 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-20 18:07:33,240 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [43 Valid, 169 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-20 18:07:33,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-20 18:07:33,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-20 18:07:33,241 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-20 18:07:33,241 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 18:07:33,241 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 18:07:33,242 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 18:07:33,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:33,242 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-02-20 18:07:33,242 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-20 18:07:33,242 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:33,242 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:33,242 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 18:07:33,243 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 18:07:33,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-20 18:07:33,243 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-02-20 18:07:33,243 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-20 18:07:33,243 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:33,243 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-20 18:07:33,243 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-20 18:07:33,243 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-20 18:07:33,244 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 18:07:33,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-20 18:07:33,244 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34 [2022-02-20 18:07:33,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-20 18:07:33,244 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-20 18:07:33,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 1 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 18:07:33,245 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-20 18:07:33,245 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-20 18:07:33,246 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-20 18:07:33,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 18:07:33,248 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-02-20 18:07:33,488 INFO L861 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 254 261) the Hoare annotation is: true [2022-02-20 18:07:33,488 INFO L858 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 254 261) no Hoare annotation was computed. [2022-02-20 18:07:33,489 INFO L858 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 254 261) no Hoare annotation was computed. [2022-02-20 18:07:33,489 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 170 176) no Hoare annotation was computed. [2022-02-20 18:07:33,489 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 170 176) the Hoare annotation is: true [2022-02-20 18:07:33,489 INFO L858 garLoopResultBuilder]: For program point L528-1(lines 524 535) no Hoare annotation was computed. [2022-02-20 18:07:33,489 INFO L861 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 524 535) the Hoare annotation is: true [2022-02-20 18:07:33,489 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 524 535) no Hoare annotation was computed. [2022-02-20 18:07:33,489 INFO L861 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 536 544) the Hoare annotation is: true [2022-02-20 18:07:33,490 INFO L858 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 536 544) no Hoare annotation was computed. [2022-02-20 18:07:33,490 INFO L858 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 536 544) no Hoare annotation was computed. [2022-02-20 18:07:33,490 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 362 391) no Hoare annotation was computed. [2022-02-20 18:07:33,490 INFO L858 garLoopResultBuilder]: For program point L383(line 383) no Hoare annotation was computed. [2022-02-20 18:07:33,490 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 362 391) the Hoare annotation is: true [2022-02-20 18:07:33,490 INFO L858 garLoopResultBuilder]: For program point L376(lines 376 380) no Hoare annotation was computed. [2022-02-20 18:07:33,490 INFO L861 garLoopResultBuilder]: At program point L376-1(lines 376 380) the Hoare annotation is: true [2022-02-20 18:07:33,490 INFO L858 garLoopResultBuilder]: For program point L373(line 373) no Hoare annotation was computed. [2022-02-20 18:07:33,491 INFO L861 garLoopResultBuilder]: At program point L372-2(lines 372 386) the Hoare annotation is: true [2022-02-20 18:07:33,491 INFO L861 garLoopResultBuilder]: At program point L368(line 368) the Hoare annotation is: true [2022-02-20 18:07:33,491 INFO L858 garLoopResultBuilder]: For program point L368-1(line 368) no Hoare annotation was computed. [2022-02-20 18:07:33,491 INFO L861 garLoopResultBuilder]: At program point L387(lines 362 391) the Hoare annotation is: true [2022-02-20 18:07:33,491 INFO L858 garLoopResultBuilder]: For program point L609(lines 609 615) no Hoare annotation was computed. [2022-02-20 18:07:33,491 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 146 169) no Hoare annotation was computed. [2022-02-20 18:07:33,491 INFO L854 garLoopResultBuilder]: At program point L218(line 218) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-02-20 18:07:33,492 INFO L854 garLoopResultBuilder]: At program point L602(line 602) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-02-20 18:07:33,492 INFO L858 garLoopResultBuilder]: For program point L602-1(line 602) no Hoare annotation was computed. [2022-02-20 18:07:33,492 INFO L854 garLoopResultBuilder]: At program point L214(line 214) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-02-20 18:07:33,492 INFO L854 garLoopResultBuilder]: At program point L210(line 210) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-02-20 18:07:33,492 INFO L858 garLoopResultBuilder]: For program point L210-1(line 210) no Hoare annotation was computed. [2022-02-20 18:07:33,492 INFO L854 garLoopResultBuilder]: At program point L223(line 223) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-02-20 18:07:33,492 INFO L854 garLoopResultBuilder]: At program point L223-1(lines 204 228) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-02-20 18:07:33,493 INFO L858 garLoopResultBuilder]: For program point L157-1(lines 157 163) no Hoare annotation was computed. [2022-02-20 18:07:33,493 INFO L858 garLoopResultBuilder]: For program point L504(lines 504 508) no Hoare annotation was computed. [2022-02-20 18:07:33,493 INFO L854 garLoopResultBuilder]: At program point L504-2(lines 500 511) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-02-20 18:07:33,493 INFO L858 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2022-02-20 18:07:33,493 INFO L858 garLoopResultBuilder]: For program point L608(lines 608 618) no Hoare annotation was computed. [2022-02-20 18:07:33,493 INFO L858 garLoopResultBuilder]: For program point L604(lines 604 621) no Hoare annotation was computed. [2022-02-20 18:07:33,493 INFO L854 garLoopResultBuilder]: At program point L604-1(lines 596 624) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-02-20 18:07:33,493 INFO L854 garLoopResultBuilder]: At program point L55(lines 50 57) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-02-20 18:07:33,494 INFO L854 garLoopResultBuilder]: At program point L278(lines 273 281) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |timeShift_isPumpRunning_#res#1| 0))) [2022-02-20 18:07:33,494 INFO L858 garLoopResultBuilder]: For program point L150-1(lines 149 168) no Hoare annotation was computed. [2022-02-20 18:07:33,494 INFO L858 garLoopResultBuilder]: For program point L212(lines 212 220) no Hoare annotation was computed. [2022-02-20 18:07:33,494 INFO L858 garLoopResultBuilder]: For program point L208(lines 208 225) no Hoare annotation was computed. [2022-02-20 18:07:33,494 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 146 169) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-02-20 18:07:33,494 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 146 169) no Hoare annotation was computed. [2022-02-20 18:07:33,494 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2022-02-20 18:07:33,495 INFO L854 garLoopResultBuilder]: At program point L97(line 97) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-02-20 18:07:33,495 INFO L858 garLoopResultBuilder]: For program point L448(lines 448 455) no Hoare annotation was computed. [2022-02-20 18:07:33,495 INFO L858 garLoopResultBuilder]: For program point L448-2(lines 448 455) no Hoare annotation was computed. [2022-02-20 18:07:33,495 INFO L854 garLoopResultBuilder]: At program point L477(lines 473 479) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-02-20 18:07:33,495 INFO L854 garLoopResultBuilder]: At program point L349(lines 337 351) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-02-20 18:07:33,495 INFO L854 garLoopResultBuilder]: At program point L122(lines 75 124) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-02-20 18:07:33,495 INFO L858 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2022-02-20 18:07:33,495 INFO L858 garLoopResultBuilder]: For program point L341(lines 341 347) no Hoare annotation was computed. [2022-02-20 18:07:33,496 INFO L858 garLoopResultBuilder]: For program point L85-1(lines 85 91) no Hoare annotation was computed. [2022-02-20 18:07:33,496 INFO L858 garLoopResultBuilder]: For program point L341-1(lines 341 347) no Hoare annotation was computed. [2022-02-20 18:07:33,496 INFO L854 garLoopResultBuilder]: At program point L593(lines 588 595) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-02-20 18:07:33,496 INFO L861 garLoopResultBuilder]: At program point L432(lines 424 434) the Hoare annotation is: true [2022-02-20 18:07:33,496 INFO L858 garLoopResultBuilder]: For program point L77(lines 77 81) no Hoare annotation was computed. [2022-02-20 18:07:33,496 INFO L861 garLoopResultBuilder]: At program point L457(lines 438 460) the Hoare annotation is: true [2022-02-20 18:07:33,496 INFO L854 garLoopResultBuilder]: At program point L420(lines 416 422) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-02-20 18:07:33,496 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-02-20 18:07:33,497 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-02-20 18:07:33,497 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-02-20 18:07:33,497 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-02-20 18:07:33,497 INFO L861 garLoopResultBuilder]: At program point L128(lines 65 132) the Hoare annotation is: true [2022-02-20 18:07:33,497 INFO L858 garLoopResultBuilder]: For program point L95(lines 95 101) no Hoare annotation was computed. [2022-02-20 18:07:33,497 INFO L858 garLoopResultBuilder]: For program point L95-1(lines 95 101) no Hoare annotation was computed. [2022-02-20 18:07:33,497 INFO L854 garLoopResultBuilder]: At program point L87(line 87) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-02-20 18:07:33,497 INFO L854 garLoopResultBuilder]: At program point L343(line 343) the Hoare annotation is: false [2022-02-20 18:07:33,498 INFO L854 garLoopResultBuilder]: At program point L492(lines 487 495) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-02-20 18:07:33,498 INFO L854 garLoopResultBuilder]: At program point L484(lines 480 486) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-02-20 18:07:33,498 INFO L854 garLoopResultBuilder]: At program point L125(lines 74 126) the Hoare annotation is: false [2022-02-20 18:07:33,498 INFO L858 garLoopResultBuilder]: For program point L113(lines 113 119) no Hoare annotation was computed. [2022-02-20 18:07:33,498 INFO L854 garLoopResultBuilder]: At program point L113-2(lines 105 120) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-02-20 18:07:33,498 INFO L858 garLoopResultBuilder]: For program point L76(lines 75 124) no Hoare annotation was computed. [2022-02-20 18:07:33,498 INFO L858 garLoopResultBuilder]: For program point L105(lines 105 120) no Hoare annotation was computed. [2022-02-20 18:07:33,498 INFO L854 garLoopResultBuilder]: At program point L357(lines 352 359) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-02-20 18:07:33,499 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 512 523) no Hoare annotation was computed. [2022-02-20 18:07:33,499 INFO L861 garLoopResultBuilder]: At program point waterRiseENTRY(lines 512 523) the Hoare annotation is: true [2022-02-20 18:07:33,499 INFO L858 garLoopResultBuilder]: For program point L516-1(lines 512 523) no Hoare annotation was computed. [2022-02-20 18:07:33,499 INFO L854 garLoopResultBuilder]: At program point L192(line 192) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-02-20 18:07:33,499 INFO L854 garLoopResultBuilder]: At program point L188(line 188) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-02-20 18:07:33,499 INFO L858 garLoopResultBuilder]: For program point L186(lines 186 194) no Hoare annotation was computed. [2022-02-20 18:07:33,499 INFO L858 garLoopResultBuilder]: For program point L182(lines 182 199) no Hoare annotation was computed. [2022-02-20 18:07:33,499 INFO L854 garLoopResultBuilder]: At program point L333(lines 318 336) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-02-20 18:07:33,500 INFO L858 garLoopResultBuilder]: For program point L327(lines 327 331) no Hoare annotation was computed. [2022-02-20 18:07:33,500 INFO L858 garLoopResultBuilder]: For program point L327-2(lines 327 331) no Hoare annotation was computed. [2022-02-20 18:07:33,500 INFO L854 garLoopResultBuilder]: At program point L197(line 197) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-02-20 18:07:33,500 INFO L858 garLoopResultBuilder]: For program point L197-1(lines 178 202) no Hoare annotation was computed. [2022-02-20 18:07:33,500 INFO L854 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 178 202) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-02-20 18:07:33,500 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 178 202) no Hoare annotation was computed. [2022-02-20 18:07:33,500 INFO L854 garLoopResultBuilder]: At program point L582(lines 577 585) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-02-20 18:07:33,500 INFO L861 garLoopResultBuilder]: At program point isMethaneAlarmENTRY(lines 262 272) the Hoare annotation is: true [2022-02-20 18:07:33,500 INFO L861 garLoopResultBuilder]: At program point L267(line 267) the Hoare annotation is: true [2022-02-20 18:07:33,501 INFO L858 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 262 272) no Hoare annotation was computed. [2022-02-20 18:07:33,501 INFO L858 garLoopResultBuilder]: For program point L267-1(line 267) no Hoare annotation was computed. [2022-02-20 18:07:33,501 INFO L858 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 262 272) no Hoare annotation was computed. [2022-02-20 18:07:33,503 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-02-20 18:07:33,504 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-20 18:07:33,507 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2022-02-20 18:07:33,507 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2022-02-20 18:07:33,507 WARN L170 areAnnotationChecker]: L528-1 has no Hoare annotation [2022-02-20 18:07:33,507 WARN L170 areAnnotationChecker]: L528-1 has no Hoare annotation [2022-02-20 18:07:33,507 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2022-02-20 18:07:33,507 WARN L170 areAnnotationChecker]: L504 has no Hoare annotation [2022-02-20 18:07:33,507 WARN L170 areAnnotationChecker]: L150-1 has no Hoare annotation [2022-02-20 18:07:33,508 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2022-02-20 18:07:33,508 WARN L170 areAnnotationChecker]: L516-1 has no Hoare annotation [2022-02-20 18:07:33,508 WARN L170 areAnnotationChecker]: L516-1 has no Hoare annotation [2022-02-20 18:07:33,508 WARN L170 areAnnotationChecker]: L182 has no Hoare annotation [2022-02-20 18:07:33,508 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2022-02-20 18:07:33,508 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2022-02-20 18:07:33,508 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2022-02-20 18:07:33,508 WARN L170 areAnnotationChecker]: L528-1 has no Hoare annotation [2022-02-20 18:07:33,508 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2022-02-20 18:07:33,508 WARN L170 areAnnotationChecker]: L368-1 has no Hoare annotation [2022-02-20 18:07:33,509 WARN L170 areAnnotationChecker]: L504 has no Hoare annotation [2022-02-20 18:07:33,509 WARN L170 areAnnotationChecker]: L504 has no Hoare annotation [2022-02-20 18:07:33,509 WARN L170 areAnnotationChecker]: L150-1 has no Hoare annotation [2022-02-20 18:07:33,509 WARN L170 areAnnotationChecker]: L150-1 has no Hoare annotation [2022-02-20 18:07:33,509 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2022-02-20 18:07:33,510 WARN L170 areAnnotationChecker]: L516-1 has no Hoare annotation [2022-02-20 18:07:33,510 WARN L170 areAnnotationChecker]: L182 has no Hoare annotation [2022-02-20 18:07:33,510 WARN L170 areAnnotationChecker]: L182 has no Hoare annotation [2022-02-20 18:07:33,510 WARN L170 areAnnotationChecker]: L267-1 has no Hoare annotation [2022-02-20 18:07:33,510 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2022-02-20 18:07:33,510 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2022-02-20 18:07:33,510 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2022-02-20 18:07:33,510 WARN L170 areAnnotationChecker]: L197-1 has no Hoare annotation [2022-02-20 18:07:33,510 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2022-02-20 18:07:33,510 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2022-02-20 18:07:33,510 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2022-02-20 18:07:33,511 WARN L170 areAnnotationChecker]: L368-1 has no Hoare annotation [2022-02-20 18:07:33,511 WARN L170 areAnnotationChecker]: L150-1 has no Hoare annotation [2022-02-20 18:07:33,511 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2022-02-20 18:07:33,511 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2022-02-20 18:07:33,511 WARN L170 areAnnotationChecker]: L157-1 has no Hoare annotation [2022-02-20 18:07:33,511 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2022-02-20 18:07:33,511 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2022-02-20 18:07:33,512 WARN L170 areAnnotationChecker]: L197-1 has no Hoare annotation [2022-02-20 18:07:33,512 WARN L170 areAnnotationChecker]: L267-1 has no Hoare annotation [2022-02-20 18:07:33,512 WARN L170 areAnnotationChecker]: L157-1 has no Hoare annotation [2022-02-20 18:07:33,512 WARN L170 areAnnotationChecker]: L341-1 has no Hoare annotation [2022-02-20 18:07:33,512 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2022-02-20 18:07:33,512 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2022-02-20 18:07:33,512 WARN L170 areAnnotationChecker]: L95-1 has no Hoare annotation [2022-02-20 18:07:33,512 WARN L170 areAnnotationChecker]: L602-1 has no Hoare annotation [2022-02-20 18:07:33,512 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2022-02-20 18:07:33,512 WARN L170 areAnnotationChecker]: L210-1 has no Hoare annotation [2022-02-20 18:07:33,513 WARN L170 areAnnotationChecker]: L602-1 has no Hoare annotation [2022-02-20 18:07:33,513 WARN L170 areAnnotationChecker]: L85-1 has no Hoare annotation [2022-02-20 18:07:33,513 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2022-02-20 18:07:33,513 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2022-02-20 18:07:33,514 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2022-02-20 18:07:33,514 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2022-02-20 18:07:33,514 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2022-02-20 18:07:33,514 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2022-02-20 18:07:33,514 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2022-02-20 18:07:33,514 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2022-02-20 18:07:33,514 WARN L170 areAnnotationChecker]: L373 has no Hoare annotation [2022-02-20 18:07:33,514 WARN L170 areAnnotationChecker]: L210-1 has no Hoare annotation [2022-02-20 18:07:33,515 WARN L170 areAnnotationChecker]: L448 has no Hoare annotation [2022-02-20 18:07:33,515 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2022-02-20 18:07:33,515 WARN L170 areAnnotationChecker]: L95 has no Hoare annotation [2022-02-20 18:07:33,515 WARN L170 areAnnotationChecker]: L327-2 has no Hoare annotation [2022-02-20 18:07:33,515 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2022-02-20 18:07:33,516 WARN L170 areAnnotationChecker]: L113 has no Hoare annotation [2022-02-20 18:07:33,516 WARN L170 areAnnotationChecker]: L113 has no Hoare annotation [2022-02-20 18:07:33,516 WARN L170 areAnnotationChecker]: L608 has no Hoare annotation [2022-02-20 18:07:33,516 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2022-02-20 18:07:33,516 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2022-02-20 18:07:33,516 WARN L170 areAnnotationChecker]: L376 has no Hoare annotation [2022-02-20 18:07:33,516 WARN L170 areAnnotationChecker]: L376 has no Hoare annotation [2022-02-20 18:07:33,516 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2022-02-20 18:07:33,516 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2022-02-20 18:07:33,516 WARN L170 areAnnotationChecker]: L448 has no Hoare annotation [2022-02-20 18:07:33,517 WARN L170 areAnnotationChecker]: L448 has no Hoare annotation [2022-02-20 18:07:33,517 WARN L170 areAnnotationChecker]: L95-1 has no Hoare annotation [2022-02-20 18:07:33,517 WARN L170 areAnnotationChecker]: L186 has no Hoare annotation [2022-02-20 18:07:33,517 WARN L170 areAnnotationChecker]: L76 has no Hoare annotation [2022-02-20 18:07:33,517 WARN L170 areAnnotationChecker]: L341 has no Hoare annotation [2022-02-20 18:07:33,517 WARN L170 areAnnotationChecker]: L341 has no Hoare annotation [2022-02-20 18:07:33,517 WARN L170 areAnnotationChecker]: L608 has no Hoare annotation [2022-02-20 18:07:33,518 WARN L170 areAnnotationChecker]: L608 has no Hoare annotation [2022-02-20 18:07:33,518 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2022-02-20 18:07:33,518 WARN L170 areAnnotationChecker]: L383 has no Hoare annotation [2022-02-20 18:07:33,519 WARN L170 areAnnotationChecker]: L448-2 has no Hoare annotation [2022-02-20 18:07:33,519 WARN L170 areAnnotationChecker]: L186 has no Hoare annotation [2022-02-20 18:07:33,519 WARN L170 areAnnotationChecker]: L186 has no Hoare annotation [2022-02-20 18:07:33,519 WARN L170 areAnnotationChecker]: L76 has no Hoare annotation [2022-02-20 18:07:33,519 WARN L170 areAnnotationChecker]: L76 has no Hoare annotation [2022-02-20 18:07:33,519 WARN L170 areAnnotationChecker]: L341-1 has no Hoare annotation [2022-02-20 18:07:33,519 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2022-02-20 18:07:33,519 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2022-02-20 18:07:33,519 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2022-02-20 18:07:33,519 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2022-02-20 18:07:33,520 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2022-02-20 18:07:33,520 WARN L170 areAnnotationChecker]: L448-2 has no Hoare annotation [2022-02-20 18:07:33,520 WARN L170 areAnnotationChecker]: L383 has no Hoare annotation [2022-02-20 18:07:33,520 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2022-02-20 18:07:33,520 WARN L170 areAnnotationChecker]: L197-1 has no Hoare annotation [2022-02-20 18:07:33,520 WARN L170 areAnnotationChecker]: L197-1 has no Hoare annotation [2022-02-20 18:07:33,520 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2022-02-20 18:07:33,520 WARN L170 areAnnotationChecker]: L54 has no Hoare annotation [2022-02-20 18:07:33,521 WARN L170 areAnnotationChecker]: L54 has no Hoare annotation [2022-02-20 18:07:33,521 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2022-02-20 18:07:33,521 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2022-02-20 18:07:33,521 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2022-02-20 18:07:33,521 WARN L170 areAnnotationChecker]: L85-1 has no Hoare annotation [2022-02-20 18:07:33,521 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 18:07:33,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.02 06:07:33 BoogieIcfgContainer [2022-02-20 18:07:33,531 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-20 18:07:33,531 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-02-20 18:07:33,531 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-02-20 18:07:33,532 INFO L275 PluginConnector]: Witness Printer initialized [2022-02-20 18:07:33,532 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 06:07:31" (3/4) ... [2022-02-20 18:07:33,534 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-02-20 18:07:33,538 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-02-20 18:07:33,538 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-02-20 18:07:33,538 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-02-20 18:07:33,538 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-02-20 18:07:33,538 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-02-20 18:07:33,538 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-02-20 18:07:33,538 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-02-20 18:07:33,539 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-02-20 18:07:33,539 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-02-20 18:07:33,543 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2022-02-20 18:07:33,544 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-02-20 18:07:33,544 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-02-20 18:07:33,544 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-02-20 18:07:33,544 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-02-20 18:07:33,545 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-02-20 18:07:33,545 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-02-20 18:07:33,561 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-02-20 18:07:33,562 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-02-20 18:07:33,562 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-02-20 18:07:33,563 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && \result == 0) [2022-02-20 18:07:33,563 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-02-20 18:07:33,563 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-02-20 18:07:33,563 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-02-20 18:07:33,575 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-02-20 18:07:33,575 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-02-20 18:07:33,576 INFO L158 Benchmark]: Toolchain (without parser) took 3288.54ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 83.6MB in the beginning and 43.8MB in the end (delta: 39.8MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. [2022-02-20 18:07:33,576 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 88.1MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 18:07:33,576 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.39ms. Allocated memory is still 111.1MB. Free memory was 83.4MB in the beginning and 74.5MB in the end (delta: 8.9MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2022-02-20 18:07:33,577 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.06ms. Allocated memory is still 111.1MB. Free memory was 74.5MB in the beginning and 71.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-20 18:07:33,577 INFO L158 Benchmark]: Boogie Preprocessor took 17.82ms. Allocated memory is still 111.1MB. Free memory was 71.7MB in the beginning and 70.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-20 18:07:33,577 INFO L158 Benchmark]: RCFGBuilder took 424.54ms. Allocated memory is still 111.1MB. Free memory was 70.1MB in the beginning and 50.0MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-02-20 18:07:33,577 INFO L158 Benchmark]: TraceAbstraction took 2321.76ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 49.6MB in the beginning and 49.0MB in the end (delta: 557.0kB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2022-02-20 18:07:33,577 INFO L158 Benchmark]: Witness Printer took 43.83ms. Allocated memory is still 148.9MB. Free memory was 49.0MB in the beginning and 43.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-02-20 18:07:33,578 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 0.18ms. Allocated memory is still 88.1MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 412.39ms. Allocated memory is still 111.1MB. Free memory was 83.4MB in the beginning and 74.5MB in the end (delta: 8.9MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.06ms. Allocated memory is still 111.1MB. Free memory was 74.5MB in the beginning and 71.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.82ms. Allocated memory is still 111.1MB. Free memory was 71.7MB in the beginning and 70.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 424.54ms. Allocated memory is still 111.1MB. Free memory was 70.1MB in the beginning and 50.0MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2321.76ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 49.6MB in the beginning and 49.0MB in the end (delta: 557.0kB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. * Witness Printer took 43.83ms. Allocated memory is still 148.9MB. Free memory was 49.0MB in the beginning and 43.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. 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: 54]: 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 10 procedures, 98 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 143 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 139 mSDsluCounter, 688 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 279 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 409 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=147occurred in iteration=3, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 268 PreInvPairs, 294 NumberOfFragments, 201 HoareAnnotationTreeSize, 268 FomulaSimplifications, 11 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 346 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 112 ConstructedInterpolants, 0 QuantifiedInterpolants, 210 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 480]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && \result == 0) - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-02-20 18:07:33,626 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