./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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_spec5_product47.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 303db4082dd8b7a60cb4b5043655f09159321046818373497160cd54b8948d04 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 18:00:51,664 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 18:00:51,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 18:00:51,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 18:00:51,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 18:00:51,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 18:00:51,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 18:00:51,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 18:00:51,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 18:00:51,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 18:00:51,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 18:00:51,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 18:00:51,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 18:00:51,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 18:00:51,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 18:00:51,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 18:00:51,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 18:00:51,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 18:00:51,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 18:00:51,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 18:00:51,720 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 18:00:51,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 18:00:51,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 18:00:51,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 18:00:51,723 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 18:00:51,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 18:00:51,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 18:00:51,729 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 18:00:51,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 18:00:51,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 18:00:51,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 18:00:51,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 18:00:51,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 18:00:51,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 18:00:51,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 18:00:51,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 18:00:51,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 18:00:51,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 18:00:51,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 18:00:51,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 18:00:51,735 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 18:00:51,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 18:00:51,737 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 18:00:51,752 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 18:00:51,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 18:00:51,753 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 18:00:51,753 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 18:00:51,754 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 18:00:51,754 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 18:00:51,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 18:00:51,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 18:00:51,754 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 18:00:51,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 18:00:51,755 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 18:00:51,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 18:00:51,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 18:00:51,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 18:00:51,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 18:00:51,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 18:00:51,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 18:00:51,756 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 18:00:51,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 18:00:51,756 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 18:00:51,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 18:00:51,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 18:00:51,757 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 18:00:51,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 18:00:51,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 18:00:51,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 18:00:51,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 18:00:51,757 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 18:00:51,758 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 18:00:51,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 18:00:51,758 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 18:00:51,758 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 18:00:51,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 18:00:51,758 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 303db4082dd8b7a60cb4b5043655f09159321046818373497160cd54b8948d04 [2022-07-13 18:00:51,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 18:00:51,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 18:00:51,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 18:00:51,997 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 18:00:51,997 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 18:00:51,998 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c [2022-07-13 18:00:52,071 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18e756228/da9b5442af2f446588e0d4c8253d7e28/FLAGc15aff5f9 [2022-07-13 18:00:52,449 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 18:00:52,450 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c [2022-07-13 18:00:52,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18e756228/da9b5442af2f446588e0d4c8253d7e28/FLAGc15aff5f9 [2022-07-13 18:00:52,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18e756228/da9b5442af2f446588e0d4c8253d7e28 [2022-07-13 18:00:52,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 18:00:52,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 18:00:52,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 18:00:52,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 18:00:52,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 18:00:52,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 06:00:52" (1/1) ... [2022-07-13 18:00:52,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d6f16eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:52, skipping insertion in model container [2022-07-13 18:00:52,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 06:00:52" (1/1) ... [2022-07-13 18:00:52,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 18:00:52,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 18:00:52,678 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_spec5_product47.cil.c[1605,1618] [2022-07-13 18:00:52,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 18:00:52,812 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 18:00:52,824 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_spec5_product47.cil.c[1605,1618] [2022-07-13 18:00:52,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 18:00:52,897 INFO L208 MainTranslator]: Completed translation [2022-07-13 18:00:52,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:52 WrapperNode [2022-07-13 18:00:52,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 18:00:52,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 18:00:52,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 18:00:52,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 18:00:52,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:52" (1/1) ... [2022-07-13 18:00:52,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:52" (1/1) ... [2022-07-13 18:00:52,935 INFO L137 Inliner]: procedures = 57, calls = 160, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 267 [2022-07-13 18:00:52,937 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 18:00:52,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 18:00:52,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 18:00:52,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 18:00:52,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:52" (1/1) ... [2022-07-13 18:00:52,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:52" (1/1) ... [2022-07-13 18:00:52,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:52" (1/1) ... [2022-07-13 18:00:52,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:52" (1/1) ... [2022-07-13 18:00:52,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:52" (1/1) ... [2022-07-13 18:00:52,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:52" (1/1) ... [2022-07-13 18:00:52,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:52" (1/1) ... [2022-07-13 18:00:52,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 18:00:52,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 18:00:52,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 18:00:52,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 18:00:52,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:52" (1/1) ... [2022-07-13 18:00:52,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 18:00:52,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 18:00:53,002 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) [2022-07-13 18:00:53,009 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 [2022-07-13 18:00:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 18:00:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-07-13 18:00:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-07-13 18:00:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-07-13 18:00:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-07-13 18:00:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-07-13 18:00:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-07-13 18:00:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-07-13 18:00:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-07-13 18:00:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-07-13 18:00:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-07-13 18:00:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-07-13 18:00:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-07-13 18:00:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-07-13 18:00:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-07-13 18:00:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-07-13 18:00:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-07-13 18:00:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 18:00:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-07-13 18:00:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-07-13 18:00:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 18:00:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 18:00:53,112 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 18:00:53,119 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 18:00:53,410 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 18:00:53,415 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 18:00:53,415 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-13 18:00:53,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 06:00:53 BoogieIcfgContainer [2022-07-13 18:00:53,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 18:00:53,417 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 18:00:53,417 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 18:00:53,422 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 18:00:53,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 06:00:52" (1/3) ... [2022-07-13 18:00:53,422 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7504d306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 06:00:53, skipping insertion in model container [2022-07-13 18:00:53,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:52" (2/3) ... [2022-07-13 18:00:53,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7504d306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 06:00:53, skipping insertion in model container [2022-07-13 18:00:53,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 06:00:53" (3/3) ... [2022-07-13 18:00:53,423 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product47.cil.c [2022-07-13 18:00:53,433 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 18:00:53,434 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 18:00:53,475 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 18:00:53,479 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@20558f6a, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7002ac69 [2022-07-13 18:00:53,479 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 18:00:53,482 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 78 states have (on average 1.358974358974359) internal successors, (106), 87 states have internal predecessors, (106), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) [2022-07-13 18:00:53,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-07-13 18:00:53,492 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:53,492 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 18:00:53,493 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:53,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:53,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1870870440, now seen corresponding path program 1 times [2022-07-13 18:00:53,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:53,504 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714971386] [2022-07-13 18:00:53,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:53,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:53,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:53,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-13 18:00:53,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:53,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-13 18:00:53,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:53,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 18:00:53,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:53,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714971386] [2022-07-13 18:00:53,737 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714971386] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:53,738 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:53,738 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 18:00:53,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275719030] [2022-07-13 18:00:53,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:53,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-13 18:00:53,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:53,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-13 18:00:53,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 18:00:53,768 INFO L87 Difference]: Start difference. First operand has 105 states, 78 states have (on average 1.358974358974359) internal successors, (106), 87 states have internal predecessors, (106), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-13 18:00:53,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:53,808 INFO L93 Difference]: Finished difference Result 201 states and 270 transitions. [2022-07-13 18:00:53,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 18:00:53,810 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2022-07-13 18:00:53,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:53,820 INFO L225 Difference]: With dead ends: 201 [2022-07-13 18:00:53,820 INFO L226 Difference]: Without dead ends: 96 [2022-07-13 18:00:53,824 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 18:00:53,827 INFO L413 NwaCegarLoop]: 132 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, 132 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 [2022-07-13 18:00:53,828 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 18:00:53,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-07-13 18:00:53,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2022-07-13 18:00:53,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 71 states have (on average 1.295774647887324) internal successors, (92), 79 states have internal predecessors, (92), 16 states have call successors, (16), 9 states have call predecessors, (16), 8 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2022-07-13 18:00:53,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 123 transitions. [2022-07-13 18:00:53,857 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 123 transitions. Word has length 32 [2022-07-13 18:00:53,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:53,857 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 123 transitions. [2022-07-13 18:00:53,857 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-13 18:00:53,858 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 123 transitions. [2022-07-13 18:00:53,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-07-13 18:00:53,860 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:53,860 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 18:00:53,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 18:00:53,860 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:53,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:53,862 INFO L85 PathProgramCache]: Analyzing trace with hash 746670416, now seen corresponding path program 1 times [2022-07-13 18:00:53,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:53,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193497607] [2022-07-13 18:00:53,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:53,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:53,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:53,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-13 18:00:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:53,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-13 18:00:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:53,952 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 18:00:53,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:53,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193497607] [2022-07-13 18:00:53,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193497607] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:53,953 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:53,953 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 18:00:53,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988436715] [2022-07-13 18:00:53,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:53,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 18:00:53,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:53,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 18:00:53,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 18:00:53,959 INFO L87 Difference]: Start difference. First operand 96 states and 123 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-13 18:00:54,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:54,002 INFO L93 Difference]: Finished difference Result 271 states and 355 transitions. [2022-07-13 18:00:54,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 18:00:54,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 37 [2022-07-13 18:00:54,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:54,005 INFO L225 Difference]: With dead ends: 271 [2022-07-13 18:00:54,005 INFO L226 Difference]: Without dead ends: 183 [2022-07-13 18:00:54,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 18:00:54,008 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 98 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 18:00:54,008 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 262 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 18:00:54,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2022-07-13 18:00:54,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 180. [2022-07-13 18:00:54,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 131 states have (on average 1.3129770992366412) internal successors, (172), 146 states have internal predecessors, (172), 32 states have call successors, (32), 18 states have call predecessors, (32), 16 states have return successors, (30), 23 states have call predecessors, (30), 30 states have call successors, (30) [2022-07-13 18:00:54,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 234 transitions. [2022-07-13 18:00:54,047 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 234 transitions. Word has length 37 [2022-07-13 18:00:54,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:54,048 INFO L495 AbstractCegarLoop]: Abstraction has 180 states and 234 transitions. [2022-07-13 18:00:54,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-13 18:00:54,048 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 234 transitions. [2022-07-13 18:00:54,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-07-13 18:00:54,049 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:54,049 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 18:00:54,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-13 18:00:54,050 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:54,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:54,050 INFO L85 PathProgramCache]: Analyzing trace with hash -53536643, now seen corresponding path program 1 times [2022-07-13 18:00:54,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:54,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698601502] [2022-07-13 18:00:54,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:54,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:54,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-13 18:00:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-13 18:00:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-13 18:00:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-13 18:00:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,128 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 18:00:54,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:54,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698601502] [2022-07-13 18:00:54,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698601502] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:54,130 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:54,130 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 18:00:54,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400695615] [2022-07-13 18:00:54,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:54,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 18:00:54,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:54,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 18:00:54,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 18:00:54,131 INFO L87 Difference]: Start difference. First operand 180 states and 234 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 18:00:54,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:54,217 INFO L93 Difference]: Finished difference Result 322 states and 415 transitions. [2022-07-13 18:00:54,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 18:00:54,217 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 43 [2022-07-13 18:00:54,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:54,219 INFO L225 Difference]: With dead ends: 322 [2022-07-13 18:00:54,222 INFO L226 Difference]: Without dead ends: 192 [2022-07-13 18:00:54,223 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 18:00:54,224 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 72 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-13 18:00:54,225 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 198 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-13 18:00:54,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2022-07-13 18:00:54,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 162. [2022-07-13 18:00:54,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 119 states have (on average 1.3277310924369747) internal successors, (158), 134 states have internal predecessors, (158), 26 states have call successors, (26), 16 states have call predecessors, (26), 16 states have return successors, (26), 19 states have call predecessors, (26), 26 states have call successors, (26) [2022-07-13 18:00:54,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 210 transitions. [2022-07-13 18:00:54,243 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 210 transitions. Word has length 43 [2022-07-13 18:00:54,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:54,243 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 210 transitions. [2022-07-13 18:00:54,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 18:00:54,243 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 210 transitions. [2022-07-13 18:00:54,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-07-13 18:00:54,245 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:54,245 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 18:00:54,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-13 18:00:54,245 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:54,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:54,246 INFO L85 PathProgramCache]: Analyzing trace with hash -1079510586, now seen corresponding path program 1 times [2022-07-13 18:00:54,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:54,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357353706] [2022-07-13 18:00:54,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:54,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-13 18:00:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-13 18:00:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,299 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-13 18:00:54,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:54,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357353706] [2022-07-13 18:00:54,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357353706] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:54,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:54,300 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 18:00:54,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642501596] [2022-07-13 18:00:54,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:54,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-13 18:00:54,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:54,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 18:00:54,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-13 18:00:54,301 INFO L87 Difference]: Start difference. First operand 162 states and 210 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-13 18:00:54,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:54,421 INFO L93 Difference]: Finished difference Result 428 states and 563 transitions. [2022-07-13 18:00:54,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-13 18:00:54,422 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2022-07-13 18:00:54,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:54,428 INFO L225 Difference]: With dead ends: 428 [2022-07-13 18:00:54,428 INFO L226 Difference]: Without dead ends: 274 [2022-07-13 18:00:54,429 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-07-13 18:00:54,437 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 58 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 514 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-13 18:00:54,438 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 514 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-13 18:00:54,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2022-07-13 18:00:54,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 261. [2022-07-13 18:00:54,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 194 states have (on average 1.2783505154639174) internal successors, (248), 211 states have internal predecessors, (248), 36 states have call successors, (36), 30 states have call predecessors, (36), 30 states have return successors, (44), 33 states have call predecessors, (44), 36 states have call successors, (44) [2022-07-13 18:00:54,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 328 transitions. [2022-07-13 18:00:54,478 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 328 transitions. Word has length 41 [2022-07-13 18:00:54,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:54,479 INFO L495 AbstractCegarLoop]: Abstraction has 261 states and 328 transitions. [2022-07-13 18:00:54,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-13 18:00:54,479 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 328 transitions. [2022-07-13 18:00:54,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-07-13 18:00:54,483 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:54,483 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 18:00:54,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-13 18:00:54,486 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:54,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:54,486 INFO L85 PathProgramCache]: Analyzing trace with hash -298139813, now seen corresponding path program 1 times [2022-07-13 18:00:54,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:54,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697784309] [2022-07-13 18:00:54,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:54,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-13 18:00:54,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-13 18:00:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 18:00:54,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-13 18:00:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,562 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 18:00:54,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:54,563 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697784309] [2022-07-13 18:00:54,563 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697784309] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:54,563 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:54,563 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 18:00:54,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105085567] [2022-07-13 18:00:54,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:54,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-13 18:00:54,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:54,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 18:00:54,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-13 18:00:54,565 INFO L87 Difference]: Start difference. First operand 261 states and 328 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 18:00:54,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:54,708 INFO L93 Difference]: Finished difference Result 578 states and 747 transitions. [2022-07-13 18:00:54,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-13 18:00:54,708 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 59 [2022-07-13 18:00:54,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:54,710 INFO L225 Difference]: With dead ends: 578 [2022-07-13 18:00:54,710 INFO L226 Difference]: Without dead ends: 325 [2022-07-13 18:00:54,711 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-07-13 18:00:54,711 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 71 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-13 18:00:54,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 397 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-13 18:00:54,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2022-07-13 18:00:54,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 313. [2022-07-13 18:00:54,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 313 states, 236 states have (on average 1.2627118644067796) internal successors, (298), 253 states have internal predecessors, (298), 40 states have call successors, (40), 30 states have call predecessors, (40), 36 states have return successors, (54), 41 states have call predecessors, (54), 40 states have call successors, (54) [2022-07-13 18:00:54,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 392 transitions. [2022-07-13 18:00:54,730 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 392 transitions. Word has length 59 [2022-07-13 18:00:54,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:54,730 INFO L495 AbstractCegarLoop]: Abstraction has 313 states and 392 transitions. [2022-07-13 18:00:54,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 18:00:54,730 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 392 transitions. [2022-07-13 18:00:54,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-07-13 18:00:54,731 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:54,731 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 18:00:54,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-13 18:00:54,731 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:54,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:54,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1625088221, now seen corresponding path program 1 times [2022-07-13 18:00:54,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:54,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985529504] [2022-07-13 18:00:54,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:54,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-13 18:00:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-13 18:00:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 18:00:54,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-13 18:00:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:54,833 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 18:00:54,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:54,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985529504] [2022-07-13 18:00:54,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985529504] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:54,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:54,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 18:00:54,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283294452] [2022-07-13 18:00:54,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:54,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-13 18:00:54,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:54,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 18:00:54,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-13 18:00:54,835 INFO L87 Difference]: Start difference. First operand 313 states and 392 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-07-13 18:00:55,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:55,028 INFO L93 Difference]: Finished difference Result 648 states and 829 transitions. [2022-07-13 18:00:55,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-13 18:00:55,029 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 59 [2022-07-13 18:00:55,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:55,031 INFO L225 Difference]: With dead ends: 648 [2022-07-13 18:00:55,031 INFO L226 Difference]: Without dead ends: 343 [2022-07-13 18:00:55,032 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2022-07-13 18:00:55,032 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 241 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-13 18:00:55,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 424 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-13 18:00:55,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2022-07-13 18:00:55,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 317. [2022-07-13 18:00:55,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317 states, 240 states have (on average 1.2583333333333333) internal successors, (302), 257 states have internal predecessors, (302), 40 states have call successors, (40), 30 states have call predecessors, (40), 36 states have return successors, (54), 41 states have call predecessors, (54), 40 states have call successors, (54) [2022-07-13 18:00:55,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 396 transitions. [2022-07-13 18:00:55,056 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 396 transitions. Word has length 59 [2022-07-13 18:00:55,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:55,056 INFO L495 AbstractCegarLoop]: Abstraction has 317 states and 396 transitions. [2022-07-13 18:00:55,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-07-13 18:00:55,056 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 396 transitions. [2022-07-13 18:00:55,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-07-13 18:00:55,057 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:55,057 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 18:00:55,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-13 18:00:55,057 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:55,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:55,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1283675681, now seen corresponding path program 1 times [2022-07-13 18:00:55,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:55,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437482854] [2022-07-13 18:00:55,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:55,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:55,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:55,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-13 18:00:55,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:55,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-13 18:00:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:55,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 18:00:55,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:55,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-13 18:00:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:55,148 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 18:00:55,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:55,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437482854] [2022-07-13 18:00:55,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437482854] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:55,148 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:55,148 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 18:00:55,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629505251] [2022-07-13 18:00:55,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:55,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 18:00:55,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:55,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 18:00:55,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-13 18:00:55,150 INFO L87 Difference]: Start difference. First operand 317 states and 396 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-07-13 18:00:55,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:55,434 INFO L93 Difference]: Finished difference Result 898 states and 1165 transitions. [2022-07-13 18:00:55,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-13 18:00:55,435 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 59 [2022-07-13 18:00:55,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:55,441 INFO L225 Difference]: With dead ends: 898 [2022-07-13 18:00:55,442 INFO L226 Difference]: Without dead ends: 589 [2022-07-13 18:00:55,443 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-07-13 18:00:55,444 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 233 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-13 18:00:55,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 341 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-13 18:00:55,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2022-07-13 18:00:55,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 582. [2022-07-13 18:00:55,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 582 states, 439 states have (on average 1.2300683371298406) internal successors, (540), 465 states have internal predecessors, (540), 77 states have call successors, (77), 63 states have call predecessors, (77), 65 states have return successors, (115), 76 states have call predecessors, (115), 77 states have call successors, (115) [2022-07-13 18:00:55,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 732 transitions. [2022-07-13 18:00:55,481 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 732 transitions. Word has length 59 [2022-07-13 18:00:55,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:55,482 INFO L495 AbstractCegarLoop]: Abstraction has 582 states and 732 transitions. [2022-07-13 18:00:55,483 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-07-13 18:00:55,483 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 732 transitions. [2022-07-13 18:00:55,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-07-13 18:00:55,484 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:55,484 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 18:00:55,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-13 18:00:55,485 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:55,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:55,485 INFO L85 PathProgramCache]: Analyzing trace with hash -1565994427, now seen corresponding path program 1 times [2022-07-13 18:00:55,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:55,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894325631] [2022-07-13 18:00:55,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:55,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:55,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 18:00:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:55,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-13 18:00:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:55,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-13 18:00:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:55,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 18:00:55,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:55,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-13 18:00:55,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:55,613 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 18:00:55,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:55,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894325631] [2022-07-13 18:00:55,613 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894325631] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:55,613 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:55,613 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-13 18:00:55,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378601415] [2022-07-13 18:00:55,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:55,614 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-13 18:00:55,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:55,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-13 18:00:55,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-07-13 18:00:55,615 INFO L87 Difference]: Start difference. First operand 582 states and 732 transitions. Second operand has 10 states, 10 states have (on average 5.0) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2022-07-13 18:00:56,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:56,385 INFO L93 Difference]: Finished difference Result 1865 states and 2460 transitions. [2022-07-13 18:00:56,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-07-13 18:00:56,385 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) Word has length 63 [2022-07-13 18:00:56,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:56,391 INFO L225 Difference]: With dead ends: 1865 [2022-07-13 18:00:56,391 INFO L226 Difference]: Without dead ends: 1394 [2022-07-13 18:00:56,393 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 296 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=221, Invalid=969, Unknown=0, NotChecked=0, Total=1190 [2022-07-13 18:00:56,394 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 603 mSDsluCounter, 698 mSDsCounter, 0 mSdLazyCounter, 932 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 614 SdHoareTripleChecker+Valid, 873 SdHoareTripleChecker+Invalid, 1149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 932 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-13 18:00:56,394 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [614 Valid, 873 Invalid, 1149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 932 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-13 18:00:56,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1394 states. [2022-07-13 18:00:56,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1394 to 1135. [2022-07-13 18:00:56,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1135 states, 854 states have (on average 1.2271662763466042) internal successors, (1048), 911 states have internal predecessors, (1048), 152 states have call successors, (152), 112 states have call predecessors, (152), 128 states have return successors, (230), 150 states have call predecessors, (230), 152 states have call successors, (230) [2022-07-13 18:00:56,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1135 states and 1430 transitions. [2022-07-13 18:00:56,451 INFO L78 Accepts]: Start accepts. Automaton has 1135 states and 1430 transitions. Word has length 63 [2022-07-13 18:00:56,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:56,451 INFO L495 AbstractCegarLoop]: Abstraction has 1135 states and 1430 transitions. [2022-07-13 18:00:56,451 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2022-07-13 18:00:56,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1430 transitions. [2022-07-13 18:00:56,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-13 18:00:56,453 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:56,453 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 18:00:56,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-13 18:00:56,454 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:56,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:56,454 INFO L85 PathProgramCache]: Analyzing trace with hash -1171557300, now seen corresponding path program 1 times [2022-07-13 18:00:56,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:56,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502611851] [2022-07-13 18:00:56,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:56,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 18:00:56,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-13 18:00:56,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 18:00:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-13 18:00:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 18:00:56,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-07-13 18:00:56,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-07-13 18:00:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,540 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-07-13 18:00:56,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:56,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502611851] [2022-07-13 18:00:56,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502611851] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:56,541 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:56,541 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-13 18:00:56,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620079279] [2022-07-13 18:00:56,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:56,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-13 18:00:56,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:56,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 18:00:56,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-13 18:00:56,542 INFO L87 Difference]: Start difference. First operand 1135 states and 1430 transitions. Second operand has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 4 states have internal predecessors, (74), 4 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2022-07-13 18:00:56,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:56,775 INFO L93 Difference]: Finished difference Result 1371 states and 1719 transitions. [2022-07-13 18:00:56,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-13 18:00:56,776 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 4 states have internal predecessors, (74), 4 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) Word has length 93 [2022-07-13 18:00:56,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:56,778 INFO L225 Difference]: With dead ends: 1371 [2022-07-13 18:00:56,778 INFO L226 Difference]: Without dead ends: 582 [2022-07-13 18:00:56,780 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2022-07-13 18:00:56,780 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 297 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-13 18:00:56,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 363 Invalid, 328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-13 18:00:56,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2022-07-13 18:00:56,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 556. [2022-07-13 18:00:56,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 556 states, 419 states have (on average 1.1933174224343674) internal successors, (500), 445 states have internal predecessors, (500), 73 states have call successors, (73), 55 states have call predecessors, (73), 63 states have return successors, (112), 73 states have call predecessors, (112), 73 states have call successors, (112) [2022-07-13 18:00:56,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 685 transitions. [2022-07-13 18:00:56,802 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 685 transitions. Word has length 93 [2022-07-13 18:00:56,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:56,803 INFO L495 AbstractCegarLoop]: Abstraction has 556 states and 685 transitions. [2022-07-13 18:00:56,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 4 states have internal predecessors, (74), 4 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2022-07-13 18:00:56,803 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 685 transitions. [2022-07-13 18:00:56,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-07-13 18:00:56,804 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:56,804 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 18:00:56,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-13 18:00:56,804 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:56,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:56,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1917161194, now seen corresponding path program 1 times [2022-07-13 18:00:56,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:56,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265621857] [2022-07-13 18:00:56,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:56,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 18:00:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-13 18:00:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 18:00:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-13 18:00:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 18:00:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-13 18:00:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-07-13 18:00:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-07-13 18:00:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-13 18:00:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-13 18:00:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,898 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-07-13 18:00:56,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:56,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265621857] [2022-07-13 18:00:56,899 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265621857] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 18:00:56,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1587347334] [2022-07-13 18:00:56,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:56,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 18:00:56,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 18:00:56,900 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 18:00:56,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-13 18:00:56,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:56,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-13 18:00:56,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 18:00:57,098 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 18:00:57,098 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 18:00:57,216 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-07-13 18:00:57,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1587347334] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 18:00:57,216 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 18:00:57,216 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6, 6] total 15 [2022-07-13 18:00:57,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44054581] [2022-07-13 18:00:57,216 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 18:00:57,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-07-13 18:00:57,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:57,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-07-13 18:00:57,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2022-07-13 18:00:57,217 INFO L87 Difference]: Start difference. First operand 556 states and 685 transitions. Second operand has 15 states, 15 states have (on average 9.066666666666666) internal successors, (136), 10 states have internal predecessors, (136), 6 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (21), 8 states have call predecessors, (21), 6 states have call successors, (21) [2022-07-13 18:00:58,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:58,060 INFO L93 Difference]: Finished difference Result 1201 states and 1516 transitions. [2022-07-13 18:00:58,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-07-13 18:00:58,061 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 9.066666666666666) internal successors, (136), 10 states have internal predecessors, (136), 6 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (21), 8 states have call predecessors, (21), 6 states have call successors, (21) Word has length 106 [2022-07-13 18:00:58,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:58,063 INFO L225 Difference]: With dead ends: 1201 [2022-07-13 18:00:58,063 INFO L226 Difference]: Without dead ends: 701 [2022-07-13 18:00:58,065 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 240 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 448 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=441, Invalid=1451, Unknown=0, NotChecked=0, Total=1892 [2022-07-13 18:00:58,066 INFO L413 NwaCegarLoop]: 219 mSDtfsCounter, 372 mSDsluCounter, 999 mSDsCounter, 0 mSdLazyCounter, 1014 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 376 SdHoareTripleChecker+Valid, 1218 SdHoareTripleChecker+Invalid, 1203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 1014 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-13 18:00:58,066 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [376 Valid, 1218 Invalid, 1203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 1014 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-13 18:00:58,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 701 states. [2022-07-13 18:00:58,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 701 to 617. [2022-07-13 18:00:58,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 617 states, 459 states have (on average 1.1764705882352942) internal successors, (540), 493 states have internal predecessors, (540), 83 states have call successors, (83), 69 states have call predecessors, (83), 74 states have return successors, (108), 78 states have call predecessors, (108), 83 states have call successors, (108) [2022-07-13 18:00:58,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 617 states and 731 transitions. [2022-07-13 18:00:58,090 INFO L78 Accepts]: Start accepts. Automaton has 617 states and 731 transitions. Word has length 106 [2022-07-13 18:00:58,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:58,091 INFO L495 AbstractCegarLoop]: Abstraction has 617 states and 731 transitions. [2022-07-13 18:00:58,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 9.066666666666666) internal successors, (136), 10 states have internal predecessors, (136), 6 states have call successors, (24), 7 states have call predecessors, (24), 6 states have return successors, (21), 8 states have call predecessors, (21), 6 states have call successors, (21) [2022-07-13 18:00:58,091 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 731 transitions. [2022-07-13 18:00:58,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-07-13 18:00:58,093 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:58,093 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 18:00:58,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-13 18:00:58,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-07-13 18:00:58,304 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:58,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:58,305 INFO L85 PathProgramCache]: Analyzing trace with hash 670646930, now seen corresponding path program 1 times [2022-07-13 18:00:58,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:58,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278910211] [2022-07-13 18:00:58,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:58,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 18:00:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-13 18:00:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 18:00:58,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-13 18:00:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 18:00:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-13 18:00:58,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 18:00:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 18:00:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-13 18:00:58,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-13 18:00:58,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-13 18:00:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 18:00:58,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 18:00:58,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-13 18:00:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-13 18:00:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-07-13 18:00:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-13 18:00:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 18:00:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-07-13 18:00:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,456 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 84 proven. 13 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-07-13 18:00:58,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:58,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278910211] [2022-07-13 18:00:58,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278910211] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 18:00:58,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647487479] [2022-07-13 18:00:58,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:58,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 18:00:58,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 18:00:58,458 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 18:00:58,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-13 18:00:58,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:58,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-13 18:00:58,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 18:00:58,747 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 158 proven. 4 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-07-13 18:00:58,747 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 18:00:59,065 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 78 proven. 42 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2022-07-13 18:00:59,066 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1647487479] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 18:00:59,066 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 18:00:59,066 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 11] total 28 [2022-07-13 18:00:59,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96713758] [2022-07-13 18:00:59,066 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 18:00:59,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-07-13 18:00:59,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:59,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-07-13 18:00:59,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=632, Unknown=0, NotChecked=0, Total=756 [2022-07-13 18:00:59,067 INFO L87 Difference]: Start difference. First operand 617 states and 731 transitions. Second operand has 28 states, 28 states have (on average 7.535714285714286) internal successors, (211), 22 states have internal predecessors, (211), 10 states have call successors, (37), 8 states have call predecessors, (37), 11 states have return successors, (41), 11 states have call predecessors, (41), 10 states have call successors, (41) [2022-07-13 18:01:00,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:01:00,693 INFO L93 Difference]: Finished difference Result 1768 states and 2177 transitions. [2022-07-13 18:01:00,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-07-13 18:01:00,693 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 7.535714285714286) internal successors, (211), 22 states have internal predecessors, (211), 10 states have call successors, (37), 8 states have call predecessors, (37), 11 states have return successors, (41), 11 states have call predecessors, (41), 10 states have call successors, (41) Word has length 195 [2022-07-13 18:01:00,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:01:00,697 INFO L225 Difference]: With dead ends: 1768 [2022-07-13 18:01:00,697 INFO L226 Difference]: Without dead ends: 1159 [2022-07-13 18:01:00,700 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 503 GetRequests, 426 SyntacticMatches, 2 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1487 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1066, Invalid=4786, Unknown=0, NotChecked=0, Total=5852 [2022-07-13 18:01:00,700 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 1798 mSDsluCounter, 928 mSDsCounter, 0 mSdLazyCounter, 1905 mSolverCounterSat, 775 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1798 SdHoareTripleChecker+Valid, 1105 SdHoareTripleChecker+Invalid, 2680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 775 IncrementalHoareTripleChecker+Valid, 1905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-13 18:01:00,701 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1798 Valid, 1105 Invalid, 2680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [775 Valid, 1905 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-13 18:01:00,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1159 states. [2022-07-13 18:01:00,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1159 to 1087. [2022-07-13 18:01:00,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1087 states, 818 states have (on average 1.117359413202934) internal successors, (914), 864 states have internal predecessors, (914), 145 states have call successors, (145), 125 states have call predecessors, (145), 123 states have return successors, (168), 130 states have call predecessors, (168), 145 states have call successors, (168) [2022-07-13 18:01:00,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 1087 states and 1227 transitions. [2022-07-13 18:01:00,742 INFO L78 Accepts]: Start accepts. Automaton has 1087 states and 1227 transitions. Word has length 195 [2022-07-13 18:01:00,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:01:00,742 INFO L495 AbstractCegarLoop]: Abstraction has 1087 states and 1227 transitions. [2022-07-13 18:01:00,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 7.535714285714286) internal successors, (211), 22 states have internal predecessors, (211), 10 states have call successors, (37), 8 states have call predecessors, (37), 11 states have return successors, (41), 11 states have call predecessors, (41), 10 states have call successors, (41) [2022-07-13 18:01:00,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1227 transitions. [2022-07-13 18:01:00,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-07-13 18:01:00,745 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:01:00,745 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 18:01:00,767 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-13 18:01:00,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-07-13 18:01:00,966 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:01:00,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:01:00,966 INFO L85 PathProgramCache]: Analyzing trace with hash 2132410704, now seen corresponding path program 1 times [2022-07-13 18:01:00,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:01:00,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552544122] [2022-07-13 18:01:00,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:01:00,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:01:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:00,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 18:01:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-13 18:01:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 18:01:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-13 18:01:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 18:01:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-13 18:01:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 18:01:01,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 18:01:01,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-13 18:01:01,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-13 18:01:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-13 18:01:01,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-13 18:01:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-13 18:01:01,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 18:01:01,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 18:01:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-13 18:01:01,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-13 18:01:01,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-07-13 18:01:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-13 18:01:01,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-13 18:01:01,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 18:01:01,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-07-13 18:01:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,082 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 86 proven. 53 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-07-13 18:01:01,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:01:01,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552544122] [2022-07-13 18:01:01,083 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552544122] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 18:01:01,083 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [814972702] [2022-07-13 18:01:01,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:01:01,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 18:01:01,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 18:01:01,084 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 18:01:01,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-13 18:01:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:01,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-13 18:01:01,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 18:01:01,331 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 195 proven. 9 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-07-13 18:01:01,331 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 18:01:01,674 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 99 proven. 54 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-07-13 18:01:01,675 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [814972702] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 18:01:01,675 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 18:01:01,675 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 22 [2022-07-13 18:01:01,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651649499] [2022-07-13 18:01:01,675 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 18:01:01,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-07-13 18:01:01,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:01:01,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-07-13 18:01:01,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=394, Unknown=0, NotChecked=0, Total=462 [2022-07-13 18:01:01,676 INFO L87 Difference]: Start difference. First operand 1087 states and 1227 transitions. Second operand has 22 states, 22 states have (on average 10.363636363636363) internal successors, (228), 15 states have internal predecessors, (228), 7 states have call successors, (48), 8 states have call predecessors, (48), 11 states have return successors, (42), 10 states have call predecessors, (42), 7 states have call successors, (42) [2022-07-13 18:01:02,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:01:02,712 INFO L93 Difference]: Finished difference Result 2124 states and 2428 transitions. [2022-07-13 18:01:02,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-07-13 18:01:02,712 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 10.363636363636363) internal successors, (228), 15 states have internal predecessors, (228), 7 states have call successors, (48), 8 states have call predecessors, (48), 11 states have return successors, (42), 10 states have call predecessors, (42), 7 states have call successors, (42) Word has length 211 [2022-07-13 18:01:02,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:01:02,730 INFO L225 Difference]: With dead ends: 2124 [2022-07-13 18:01:02,730 INFO L226 Difference]: Without dead ends: 1141 [2022-07-13 18:01:02,733 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 516 GetRequests, 467 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 454 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=483, Invalid=1869, Unknown=0, NotChecked=0, Total=2352 [2022-07-13 18:01:02,733 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 616 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 1462 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 620 SdHoareTripleChecker+Valid, 472 SdHoareTripleChecker+Invalid, 1727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 1462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 18:01:02,733 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [620 Valid, 472 Invalid, 1727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1462 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 18:01:02,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1141 states. [2022-07-13 18:01:02,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1141 to 1085. [2022-07-13 18:01:02,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1085 states, 818 states have (on average 1.10880195599022) internal successors, (907), 862 states have internal predecessors, (907), 139 states have call successors, (139), 127 states have call predecessors, (139), 127 states have return successors, (162), 128 states have call predecessors, (162), 139 states have call successors, (162) [2022-07-13 18:01:02,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1208 transitions. [2022-07-13 18:01:02,774 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1208 transitions. Word has length 211 [2022-07-13 18:01:02,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:01:02,774 INFO L495 AbstractCegarLoop]: Abstraction has 1085 states and 1208 transitions. [2022-07-13 18:01:02,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 10.363636363636363) internal successors, (228), 15 states have internal predecessors, (228), 7 states have call successors, (48), 8 states have call predecessors, (48), 11 states have return successors, (42), 10 states have call predecessors, (42), 7 states have call successors, (42) [2022-07-13 18:01:02,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1208 transitions. [2022-07-13 18:01:02,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-07-13 18:01:02,777 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:01:02,777 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 18:01:02,797 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-13 18:01:02,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 18:01:02,983 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:01:02,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:01:02,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1954980905, now seen corresponding path program 1 times [2022-07-13 18:01:02,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:01:02,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988781453] [2022-07-13 18:01:02,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:01:02,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:01:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 18:01:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-13 18:01:03,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 18:01:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-13 18:01:03,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 18:01:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-13 18:01:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 18:01:03,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 18:01:03,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-13 18:01:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-13 18:01:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-13 18:01:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-13 18:01:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-13 18:01:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 18:01:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 18:01:03,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-13 18:01:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-13 18:01:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-07-13 18:01:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-07-13 18:01:03,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-13 18:01:03,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 18:01:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-07-13 18:01:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,099 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 73 proven. 31 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-07-13 18:01:03,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:01:03,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988781453] [2022-07-13 18:01:03,099 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988781453] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 18:01:03,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [606622061] [2022-07-13 18:01:03,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:01:03,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 18:01:03,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 18:01:03,101 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 18:01:03,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-13 18:01:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:03,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 18 conjunts are in the unsatisfiable core [2022-07-13 18:01:03,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 18:01:03,410 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 138 proven. 26 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-07-13 18:01:03,410 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 18:01:03,893 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 99 proven. 45 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-07-13 18:01:03,894 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [606622061] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 18:01:03,894 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 18:01:03,894 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 8, 13] total 28 [2022-07-13 18:01:03,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869954425] [2022-07-13 18:01:03,899 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 18:01:03,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-07-13 18:01:03,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:01:03,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-07-13 18:01:03,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2022-07-13 18:01:03,901 INFO L87 Difference]: Start difference. First operand 1085 states and 1208 transitions. Second operand has 28 states, 28 states have (on average 9.285714285714286) internal successors, (260), 22 states have internal predecessors, (260), 14 states have call successors, (51), 12 states have call predecessors, (51), 15 states have return successors, (52), 15 states have call predecessors, (52), 14 states have call successors, (52) [2022-07-13 18:01:06,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:01:06,613 INFO L93 Difference]: Finished difference Result 2390 states and 2704 transitions. [2022-07-13 18:01:06,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-07-13 18:01:06,614 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 9.285714285714286) internal successors, (260), 22 states have internal predecessors, (260), 14 states have call successors, (51), 12 states have call predecessors, (51), 15 states have return successors, (52), 15 states have call predecessors, (52), 14 states have call successors, (52) Word has length 212 [2022-07-13 18:01:06,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:01:06,618 INFO L225 Difference]: With dead ends: 2390 [2022-07-13 18:01:06,618 INFO L226 Difference]: Without dead ends: 1415 [2022-07-13 18:01:06,622 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 560 GetRequests, 471 SyntacticMatches, 1 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2070 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1571, Invalid=6439, Unknown=0, NotChecked=0, Total=8010 [2022-07-13 18:01:06,622 INFO L413 NwaCegarLoop]: 342 mSDtfsCounter, 1925 mSDsluCounter, 1126 mSDsCounter, 0 mSdLazyCounter, 4170 mSolverCounterSat, 1054 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1925 SdHoareTripleChecker+Valid, 1468 SdHoareTripleChecker+Invalid, 5224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1054 IncrementalHoareTripleChecker+Valid, 4170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-07-13 18:01:06,622 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1925 Valid, 1468 Invalid, 5224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1054 Valid, 4170 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-07-13 18:01:06,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1415 states. [2022-07-13 18:01:06,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1415 to 1270. [2022-07-13 18:01:06,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1270 states, 958 states have (on average 1.0991649269311066) internal successors, (1053), 994 states have internal predecessors, (1053), 166 states have call successors, (166), 153 states have call predecessors, (166), 145 states have return successors, (183), 148 states have call predecessors, (183), 166 states have call successors, (183) [2022-07-13 18:01:06,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1270 states and 1402 transitions. [2022-07-13 18:01:06,672 INFO L78 Accepts]: Start accepts. Automaton has 1270 states and 1402 transitions. Word has length 212 [2022-07-13 18:01:06,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:01:06,672 INFO L495 AbstractCegarLoop]: Abstraction has 1270 states and 1402 transitions. [2022-07-13 18:01:06,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 9.285714285714286) internal successors, (260), 22 states have internal predecessors, (260), 14 states have call successors, (51), 12 states have call predecessors, (51), 15 states have return successors, (52), 15 states have call predecessors, (52), 14 states have call successors, (52) [2022-07-13 18:01:06,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1402 transitions. [2022-07-13 18:01:06,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-07-13 18:01:06,676 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:01:06,676 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 18:01:06,693 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-13 18:01:06,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 18:01:06,891 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:01:06,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:01:06,892 INFO L85 PathProgramCache]: Analyzing trace with hash -457369096, now seen corresponding path program 1 times [2022-07-13 18:01:06,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:01:06,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092760195] [2022-07-13 18:01:06,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:01:06,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:01:06,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:06,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 18:01:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:06,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-13 18:01:06,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:06,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 18:01:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-13 18:01:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 18:01:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-13 18:01:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 18:01:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 18:01:07,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-13 18:01:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-13 18:01:07,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-13 18:01:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-13 18:01:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-13 18:01:07,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 18:01:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-13 18:01:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-13 18:01:07,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-13 18:01:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-07-13 18:01:07,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-07-13 18:01:07,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-07-13 18:01:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-13 18:01:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-13 18:01:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 18:01:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-13 18:01:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-07-13 18:01:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-07-13 18:01:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-13 18:01:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 18:01:07,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-07-13 18:01:07,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,109 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 194 proven. 36 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2022-07-13 18:01:07,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:01:07,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092760195] [2022-07-13 18:01:07,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092760195] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 18:01:07,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [474122466] [2022-07-13 18:01:07,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:01:07,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 18:01:07,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 18:01:07,110 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 18:01:07,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-13 18:01:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:01:07,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 905 conjuncts, 30 conjunts are in the unsatisfiable core [2022-07-13 18:01:07,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 18:01:07,524 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 155 proven. 89 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-07-13 18:01:07,524 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 18:01:08,043 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 96 proven. 136 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2022-07-13 18:01:08,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [474122466] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 18:01:08,043 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 18:01:08,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 11, 16] total 29 [2022-07-13 18:01:08,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728687557] [2022-07-13 18:01:08,044 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 18:01:08,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-07-13 18:01:08,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:01:08,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-07-13 18:01:08,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=662, Unknown=0, NotChecked=0, Total=812 [2022-07-13 18:01:08,045 INFO L87 Difference]: Start difference. First operand 1270 states and 1402 transitions. Second operand has 29 states, 29 states have (on average 10.620689655172415) internal successors, (308), 25 states have internal predecessors, (308), 18 states have call successors, (62), 13 states have call predecessors, (62), 19 states have return successors, (65), 18 states have call predecessors, (65), 18 states have call successors, (65) [2022-07-13 18:01:09,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:01:09,234 INFO L93 Difference]: Finished difference Result 2002 states and 2228 transitions. [2022-07-13 18:01:09,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-07-13 18:01:09,235 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 10.620689655172415) internal successors, (308), 25 states have internal predecessors, (308), 18 states have call successors, (62), 13 states have call predecessors, (62), 19 states have return successors, (65), 18 states have call predecessors, (65), 18 states have call successors, (65) Word has length 266 [2022-07-13 18:01:09,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:01:09,235 INFO L225 Difference]: With dead ends: 2002 [2022-07-13 18:01:09,235 INFO L226 Difference]: Without dead ends: 0 [2022-07-13 18:01:09,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 635 GetRequests, 580 SyntacticMatches, 5 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 575 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=599, Invalid=2053, Unknown=0, NotChecked=0, Total=2652 [2022-07-13 18:01:09,239 INFO L413 NwaCegarLoop]: 206 mSDtfsCounter, 1317 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 2071 mSolverCounterSat, 568 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 682 SdHoareTripleChecker+Invalid, 2639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 568 IncrementalHoareTripleChecker+Valid, 2071 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-13 18:01:09,240 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1319 Valid, 682 Invalid, 2639 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [568 Valid, 2071 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-13 18:01:09,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-13 18:01:09,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-13 18:01:09,240 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) [2022-07-13 18:01:09,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-13 18:01:09,240 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 266 [2022-07-13 18:01:09,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:01:09,240 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 18:01:09,241 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 10.620689655172415) internal successors, (308), 25 states have internal predecessors, (308), 18 states have call successors, (62), 13 states have call predecessors, (62), 19 states have return successors, (65), 18 states have call predecessors, (65), 18 states have call successors, (65) [2022-07-13 18:01:09,241 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-13 18:01:09,241 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-13 18:01:09,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-13 18:01:09,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-13 18:01:09,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-07-13 18:01:09,461 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-13 18:01:23,142 INFO L895 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 185 192) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (= 1 ~systemActive~0))) (or .cse0 (not (<= 2 ~waterLevel~0)) (= 0 ~systemActive~0)))) [2022-07-13 18:01:23,143 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 185 192) no Hoare annotation was computed. [2022-07-13 18:01:23,143 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 185 192) no Hoare annotation was computed. [2022-07-13 18:01:23,143 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 101 107) no Hoare annotation was computed. [2022-07-13 18:01:23,143 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 101 107) the Hoare annotation is: true [2022-07-13 18:01:23,143 INFO L895 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 932 943) the Hoare annotation is: (let ((.cse5 (not (<= 2 ~waterLevel~0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse7 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse9 (not (<= ~waterLevel~0 1))) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse8 (not (<= 0 ~waterLevel~0))) (.cse6 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (<= ~waterLevel~0 2)))) (and (or (not (< 1 ~waterLevel~0)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse3 .cse5 .cse6 .cse4) (or .cse1 .cse2 .cse3 .cse5 .cse7 .cse4) (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 .cse2 .cse8 .cse3) (or .cse0 .cse1 .cse2 (not (<= 1 ~waterLevel~0)) .cse3 .cse9) (or .cse1 .cse2 .cse8 .cse3 .cse7 .cse9) (or .cse0 (= ~methaneLevelCritical~0 0) .cse2 .cse8 .cse6 .cse4 (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-07-13 18:01:23,143 INFO L899 garLoopResultBuilder]: For program point L936-1(lines 932 943) no Hoare annotation was computed. [2022-07-13 18:01:23,143 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 932 943) no Hoare annotation was computed. [2022-07-13 18:01:23,146 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 355 384) no Hoare annotation was computed. [2022-07-13 18:01:23,146 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 355 384) the Hoare annotation is: true [2022-07-13 18:01:23,146 INFO L902 garLoopResultBuilder]: At program point L380(lines 355 384) the Hoare annotation is: true [2022-07-13 18:01:23,146 INFO L899 garLoopResultBuilder]: For program point L376(line 376) no Hoare annotation was computed. [2022-07-13 18:01:23,146 INFO L899 garLoopResultBuilder]: For program point L369(lines 369 373) no Hoare annotation was computed. [2022-07-13 18:01:23,147 INFO L902 garLoopResultBuilder]: At program point L369-1(lines 369 373) the Hoare annotation is: true [2022-07-13 18:01:23,147 INFO L899 garLoopResultBuilder]: For program point L366(line 366) no Hoare annotation was computed. [2022-07-13 18:01:23,147 INFO L902 garLoopResultBuilder]: At program point L365-2(lines 365 379) the Hoare annotation is: true [2022-07-13 18:01:23,147 INFO L902 garLoopResultBuilder]: At program point L361(line 361) the Hoare annotation is: true [2022-07-13 18:01:23,147 INFO L899 garLoopResultBuilder]: For program point L361-1(line 361) no Hoare annotation was computed. [2022-07-13 18:01:23,147 INFO L895 garLoopResultBuilder]: At program point L886(line 886) the Hoare annotation is: (let ((.cse17 (= ~methaneLevelCritical~0 0)) (.cse10 (= ~pumpRunning~0 0)) (.cse18 (< |timeShift___utac_acc__Specification5_spec__3_~tmp~9#1| 2)) (.cse19 (< |timeShift_getWaterLevel_#res#1| 2)) (.cse15 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse7 (not (< 1 |old(~waterLevel~0)|))) (.cse16 (not (= 0 ~systemActive~0))) (.cse22 (<= ~waterLevel~0 0)) (.cse23 (<= 0 ~waterLevel~0)) (.cse21 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (and .cse10 .cse18 .cse19 .cse15)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse24 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse12 (= ~waterLevel~0 1)) (.cse2 (not (<= 0 |old(~waterLevel~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 0))) (.cse20 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse25 (not .cse17)) (.cse26 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (<= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse11 (= |timeShift_processEnvironment_~tmp~1#1| ~methaneLevelCritical~0)) (.cse13 (<= 1 ~switchedOnBeforeTS~0)) (.cse14 (<= |timeShift___utac_acc__Specification5_spec__3_~tmp~9#1| ~waterLevel~0)) (.cse8 (not (<= |old(~waterLevel~0)| 2))) (.cse27 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse7 .cse4 .cse8 (and .cse9 .cse10 .cse11 .cse12 .cse13 .cse14)) (or .cse0 (and .cse10 .cse15) .cse16) (or .cse0 .cse1 .cse7 .cse4 .cse8) (or .cse0 .cse7 .cse8 .cse16) (or .cse17 .cse1 .cse6 .cse2 .cse4 (and .cse10 .cse18 .cse19 .cse15 .cse11 .cse13) .cse8 .cse5 .cse20) (or .cse21 .cse17 .cse1 .cse6 (not (<= 1 |old(~waterLevel~0)|)) .cse4 (and .cse9 .cse10 .cse22 .cse11 .cse13 .cse14 .cse23) .cse8 .cse20) (or .cse24 .cse1 .cse6 .cse25 (and .cse26 .cse9 .cse22 .cse11 .cse13 .cse14 .cse23) .cse20) (or .cse0 .cse1 .cse25 .cse8 .cse27) (or .cse21 .cse0 .cse1 .cse2 .cse3 .cse25) (or .cse0 .cse24 .cse1 .cse4 (and .cse10 .cse18 .cse19 .cse12)) (or .cse1 .cse6 .cse2 .cse25 (and .cse26 .cse18 .cse19 .cse15 .cse11 .cse13) .cse5 .cse20) (or .cse1 .cse6 .cse25 (and .cse26 .cse9 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= 1 ~waterLevel~0) .cse11 .cse13 .cse14) .cse8 .cse27)))) [2022-07-13 18:01:23,147 INFO L895 garLoopResultBuilder]: At program point L981(lines 976 984) the Hoare annotation is: (let ((.cse13 (= ~methaneLevelCritical~0 0)) (.cse15 (< |timeShift_getWaterLevel_#res#1| 2)) (.cse7 (= ~pumpRunning~0 0)) (.cse21 (= 2 |timeShift_getWaterLevel_#res#1|)) (.cse16 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse20 (not (= 0 ~systemActive~0))) (.cse25 (<= ~waterLevel~0 0)) (.cse26 (<= 0 ~waterLevel~0)) (.cse0 (and .cse7 .cse21 .cse16)) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse22 (not (<= |old(~waterLevel~0)| 1))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse27 (not (<= 1 |old(~waterLevel~0)|))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse19 (and .cse7 .cse15 .cse16)) (.cse14 (not (<= 0 |old(~waterLevel~0)|))) (.cse17 (not (<= |old(~waterLevel~0)| 0))) (.cse18 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (= 1 ~systemActive~0))) (.cse11 (not (<= 1 |old(~pumpRunning~0)|))) (.cse12 (not (< 1 |old(~waterLevel~0)|))) (.cse23 (not .cse13)) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse24 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (<= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse8 (= |timeShift_processEnvironment_~tmp~1#1| ~methaneLevelCritical~0)) (.cse9 (= ~waterLevel~0 1)) (.cse10 (<= 1 ~switchedOnBeforeTS~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (and .cse6 .cse7 .cse8 .cse9 .cse10) .cse2 .cse11 .cse12 .cse3 .cse4) (or .cse13 .cse2 .cse11 .cse14 .cse3 .cse4 (and .cse7 .cse15 .cse16 .cse8 .cse10) .cse17 .cse18) (or .cse1 .cse2 .cse14 .cse3 .cse19 .cse17) (or .cse1 (and .cse7 .cse16) .cse20) (or .cse1 .cse21 .cse12 .cse4 .cse20) (or .cse22 .cse1 .cse2 .cse14 .cse23 .cse19) (or .cse22 (and .cse24 .cse6 .cse25 .cse8 .cse10 .cse26) .cse2 .cse11 .cse27 .cse23 .cse18) (or .cse22 .cse13 .cse2 .cse11 .cse27 .cse3 (and .cse6 .cse7 .cse25 .cse8 .cse10 .cse26) .cse4 .cse18) (or .cse0 .cse1 .cse2 .cse23 (and (<= 1 ~pumpRunning~0) .cse21 .cse16) .cse4 .cse5) (or .cse22 .cse1 .cse2 .cse27 .cse3 .cse19) (or .cse2 .cse11 .cse14 .cse23 (and .cse24 .cse15 .cse16 .cse8 .cse10) .cse17 .cse18) (or .cse2 .cse11 .cse12 .cse23 .cse4 (and .cse24 .cse6 .cse8 .cse9 .cse10))))) [2022-07-13 18:01:23,147 INFO L899 garLoopResultBuilder]: For program point L886-1(line 886) no Hoare annotation was computed. [2022-07-13 18:01:23,147 INFO L899 garLoopResultBuilder]: For program point L81(lines 81 87) no Hoare annotation was computed. [2022-07-13 18:01:23,147 INFO L899 garLoopResultBuilder]: For program point L81-2(lines 77 99) no Hoare annotation was computed. [2022-07-13 18:01:23,147 INFO L899 garLoopResultBuilder]: For program point L143(lines 143 151) no Hoare annotation was computed. [2022-07-13 18:01:23,147 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 156) no Hoare annotation was computed. [2022-07-13 18:01:23,147 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 74 100) no Hoare annotation was computed. [2022-07-13 18:01:23,147 INFO L899 garLoopResultBuilder]: For program point L912(lines 912 916) no Hoare annotation was computed. [2022-07-13 18:01:23,148 INFO L895 garLoopResultBuilder]: At program point L912-2(lines 908 919) the Hoare annotation is: (let ((.cse15 (= ~methaneLevelCritical~0 0)) (.cse16 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse17 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (and .cse16 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= 1 ~waterLevel~0) .cse17)) (.cse14 (and .cse16 (= |old(~waterLevel~0)| ~waterLevel~0) .cse17)) (.cse13 (not (<= |old(~waterLevel~0)| 0))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (<= 1 |old(~waterLevel~0)|))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse10 (and .cse16 (<= ~waterLevel~0 0) .cse17 (<= 0 ~waterLevel~0))) (.cse11 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse8 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse12 (not (<= 0 |old(~waterLevel~0)|))) (.cse2 (not .cse15)) (.cse7 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse3 .cse4 .cse5) (or .cse7 .cse0 (not (< 1 |old(~waterLevel~0)|)) .cse6 .cse4) (or .cse8 .cse0 .cse1 .cse9 .cse2 .cse10 .cse11) (or .cse7 .cse0 .cse12 .cse6 .cse13) (or .cse7 (not (= |old(~waterLevel~0)| 1)) .cse0 .cse6) (or .cse14 .cse15 .cse0 .cse1 .cse12 .cse6 .cse4 .cse13 .cse11) (or .cse14 .cse0 .cse1 .cse12 .cse2 .cse13 .cse11) (or .cse7 .cse0 .cse2 .cse4 .cse5) (or .cse8 .cse15 .cse0 .cse1 .cse9 .cse6 .cse4 .cse10 .cse11) (or .cse8 .cse7 .cse0 .cse12 .cse2) (or .cse7 (not (= 0 ~systemActive~0)))))) [2022-07-13 18:01:23,148 INFO L895 garLoopResultBuilder]: At program point L871(line 871) the Hoare annotation is: (let ((.cse14 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse15 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse14 .cse15)) (.cse12 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse13 (not (<= 1 |old(~waterLevel~0)|))) (.cse6 (and (= ~pumpRunning~0 0) .cse14 .cse15)) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse10 (not (<= 0 |old(~waterLevel~0)|))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse11 (not (<= |old(~waterLevel~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse0 .cse2 .cse3 .cse5) (or .cse6 .cse7 .cse0 .cse8 .cse3 .cse5) (or .cse0 .cse1 (not (< 1 |old(~waterLevel~0)|)) .cse8 .cse3 .cse4) (or .cse6 .cse9 .cse7 .cse0 .cse10 .cse2) (or .cse0 .cse1 .cse10 .cse2 .cse4 .cse11 .cse12) (or .cse9 .cse0 .cse1 .cse13 .cse2 .cse4 .cse12) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse8 .cse4 .cse12) (or .cse6 .cse7 (not (= 0 ~systemActive~0))) (or .cse0 .cse1 .cse10 .cse8 .cse4 .cse11 .cse12) (or .cse6 .cse9 .cse7 .cse0 .cse13 .cse8) (or .cse6 .cse7 .cse0 .cse10 .cse8 .cse11)))) [2022-07-13 18:01:23,148 INFO L899 garLoopResultBuilder]: For program point L871-1(line 871) no Hoare annotation was computed. [2022-07-13 18:01:23,148 INFO L899 garLoopResultBuilder]: For program point L888(lines 888 898) no Hoare annotation was computed. [2022-07-13 18:01:23,148 INFO L899 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2022-07-13 18:01:23,148 INFO L895 garLoopResultBuilder]: At program point L149(line 149) the Hoare annotation is: (let ((.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (<= |old(~waterLevel~0)| 2))) (.cse13 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= |timeShift_processEnvironment_~tmp~1#1| ~methaneLevelCritical~0)) (.cse3 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse12 (not (<= |old(~waterLevel~0)| 0))) (.cse7 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse4 (not (= 1 ~systemActive~0))) (.cse8 (not (<= 0 |old(~waterLevel~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse11 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (and .cse1 (<= ~waterLevel~0 0) .cse2 .cse3 (<= 0 ~waterLevel~0)) .cse4 .cse5 (not (<= 1 |old(~waterLevel~0)|)) .cse6 .cse7) (or .cse4 .cse5 .cse8 .cse9 .cse10 .cse7) (or .cse11 .cse4 (not (< 1 |old(~waterLevel~0)|)) .cse9 .cse10) (or .cse11 .cse4 .cse8 .cse9 .cse12) (or .cse4 .cse5 .cse6 (and .cse1 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= 1 ~waterLevel~0) .cse2 .cse3) .cse10 .cse13) (or .cse4 .cse5 .cse9 .cse10 .cse13) (or .cse11 (not (= |old(~waterLevel~0)| 1)) .cse4 .cse9) (or .cse11 .cse4 .cse6 .cse10 .cse13) (or (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3) .cse4 .cse5 .cse8 .cse6 .cse12 .cse7) (or .cse0 .cse11 .cse4 .cse8 .cse6) (or .cse11 (not (= 0 ~systemActive~0))))) [2022-07-13 18:01:23,148 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 901) no Hoare annotation was computed. [2022-07-13 18:01:23,148 INFO L895 garLoopResultBuilder]: At program point L884-1(lines 876 904) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse17 (= ~pumpRunning~0 0)) (.cse13 (<= ~pumpRunning~0 |timeShift___utac_acc__Specification5_spec__3_~tmp___0~2#1|)) (.cse19 (< |timeShift___utac_acc__Specification5_spec__3_~tmp~9#1| 2)) (.cse20 (< |timeShift_getWaterLevel_#res#1| 2)) (.cse29 (= 1 ~systemActive~0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse10 (not (< 1 |old(~waterLevel~0)|))) (.cse24 (not (= 0 ~systemActive~0))) (.cse21 (not (<= |old(~waterLevel~0)| 0))) (.cse4 (= 2 |timeShift_getWaterLevel_#res#1|)) (.cse6 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~9#1| 2)) (.cse7 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (not (<= 2 |old(~waterLevel~0)|))) (.cse25 (not (= |old(~waterLevel~0)| 1))) (.cse9 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse12 (<= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse26 (<= ~waterLevel~0 0)) (.cse14 (= |timeShift_processEnvironment_~tmp~1#1| ~methaneLevelCritical~0)) (.cse15 (<= 1 ~switchedOnBeforeTS~0)) (.cse16 (<= |timeShift___utac_acc__Specification5_spec__3_~tmp~9#1| ~waterLevel~0)) (.cse27 (<= 0 ~waterLevel~0)) (.cse22 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse23 (and .cse3 .cse17 .cse13 .cse19 .cse20 .cse29 .cse5)) (.cse28 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not .cse29)) (.cse18 (not (<= 0 |old(~waterLevel~0)|))) (.cse11 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4 .cse5 .cse6) .cse7 .cse8) (or .cse1 .cse9 .cse10 .cse11 (and .cse3 .cse12 .cse13 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= 1 ~waterLevel~0) .cse14 .cse15 .cse16) .cse7) (or .cse1 .cse9 .cse10 .cse2 .cse7 (and .cse12 .cse17 .cse14 (= ~waterLevel~0 1) .cse15 .cse16)) (or .cse1 .cse9 .cse18 (and .cse3 .cse13 .cse19 .cse20 .cse5 .cse14 .cse15) .cse11 .cse21 .cse22) (or .cse23 .cse0 .cse1 .cse18 .cse2 .cse21) (or .cse0 (and .cse17 .cse5) .cse24) (or .cse0 .cse10 .cse7 (and .cse4 .cse6) .cse24) (or .cse25 .cse1 .cse9 .cse11 (and .cse3 .cse12 .cse13 .cse26 .cse14 .cse15 .cse16 .cse27) .cse22) (or .cse1 .cse9 .cse18 .cse2 (and .cse17 .cse19 .cse20 .cse5 .cse14 .cse15) .cse21 .cse22) (or .cse23 .cse28 .cse0 .cse1 (not (<= 1 |old(~waterLevel~0)|)) .cse2) (or .cse0 (and (<= 1 ~pumpRunning~0) .cse4 .cse5 .cse6) .cse1 (and .cse17 .cse4 .cse5 .cse6) .cse11 .cse7 .cse8) (or .cse25 .cse1 .cse9 .cse2 (and .cse12 .cse17 .cse26 .cse14 .cse15 .cse16 .cse27) .cse22) (or .cse23 .cse28 .cse0 .cse1 .cse18 .cse11)))) [2022-07-13 18:01:23,148 INFO L895 garLoopResultBuilder]: At program point L145(line 145) the Hoare annotation is: (let ((.cse14 (= ~methaneLevelCritical~0 0))) (let ((.cse10 (not (<= |old(~waterLevel~0)| 0))) (.cse13 (not (< 1 |old(~waterLevel~0)|))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (= |timeShift_processEnvironment_~tmp~1#1| ~methaneLevelCritical~0)) (.cse5 (<= 1 ~switchedOnBeforeTS~0)) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse16 (not (<= |old(~waterLevel~0)| 1))) (.cse8 (not (<= 0 |old(~waterLevel~0)|))) (.cse15 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not .cse14)) (.cse11 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse12 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (and .cse3 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= 1 ~waterLevel~0) .cse4 .cse5) .cse6 .cse7) (or .cse0 .cse1 .cse8 .cse9 .cse10 .cse11) (or .cse12 .cse0 .cse13 .cse2 .cse6) (or .cse12 .cse0 .cse8 .cse2 .cse10) (or .cse14 (and .cse3 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse5) .cse0 .cse1 .cse8 .cse2 .cse6 .cse10 .cse11) (or .cse12 .cse15 .cse0 .cse2) (or .cse0 .cse1 .cse13 .cse9 .cse6) (or .cse16 (and .cse3 (<= ~waterLevel~0 0) .cse4 .cse5 (<= 0 ~waterLevel~0)) .cse14 .cse0 .cse1 (not (<= 1 |old(~waterLevel~0)|)) .cse2 .cse6 .cse11) (or .cse12 .cse0 .cse9 .cse6 .cse7) (or .cse16 .cse12 .cse0 .cse8 .cse9) (or .cse15 .cse0 .cse1 .cse9 .cse11) (or .cse12 (not (= 0 ~systemActive~0)))))) [2022-07-13 18:01:23,148 INFO L895 garLoopResultBuilder]: At program point L141(line 141) the Hoare annotation is: (let ((.cse15 (= ~methaneLevelCritical~0 0)) (.cse16 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse17 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (and .cse16 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= 1 ~waterLevel~0) .cse17)) (.cse14 (and .cse16 (= |old(~waterLevel~0)| ~waterLevel~0) .cse17)) (.cse13 (not (<= |old(~waterLevel~0)| 0))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (<= 1 |old(~waterLevel~0)|))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse10 (and .cse16 (<= ~waterLevel~0 0) .cse17 (<= 0 ~waterLevel~0))) (.cse11 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse8 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse12 (not (<= 0 |old(~waterLevel~0)|))) (.cse2 (not .cse15)) (.cse7 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse3 .cse4 .cse5) (or .cse7 .cse0 (not (< 1 |old(~waterLevel~0)|)) .cse6 .cse4) (or .cse8 .cse0 .cse1 .cse9 .cse2 .cse10 .cse11) (or .cse7 .cse0 .cse12 .cse6 .cse13) (or .cse7 (not (= |old(~waterLevel~0)| 1)) .cse0 .cse6) (or .cse14 .cse15 .cse0 .cse1 .cse12 .cse6 .cse4 .cse13 .cse11) (or .cse14 .cse0 .cse1 .cse12 .cse2 .cse13 .cse11) (or .cse7 .cse0 .cse2 .cse4 .cse5) (or .cse8 .cse15 .cse0 .cse1 .cse9 .cse6 .cse4 .cse10 .cse11) (or .cse8 .cse7 .cse0 .cse12 .cse2) (or .cse7 (not (= 0 ~systemActive~0)))))) [2022-07-13 18:01:23,148 INFO L899 garLoopResultBuilder]: For program point L141-1(line 141) no Hoare annotation was computed. [2022-07-13 18:01:23,149 INFO L895 garLoopResultBuilder]: At program point L154(line 154) the Hoare annotation is: (let ((.cse8 (not (<= 2 |old(~waterLevel~0)|))) (.cse7 (not (<= |old(~waterLevel~0)| 0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse11 (not (< 1 |old(~waterLevel~0)|))) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse12 (not (<= |old(~waterLevel~0)| 1))) (.cse10 (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse2 (not (<= 0 |old(~waterLevel~0)|))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse9 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse6 .cse7 .cse5) (or .cse0 .cse1 .cse3 .cse4 .cse8) (or .cse9 .cse10 .cse0 .cse3 .cse4 .cse8) (or .cse0 .cse1 .cse11 .cse6 .cse4) (or .cse9 .cse10 .cse0 .cse2 .cse3 .cse7) (or .cse12 .cse9 .cse10 .cse0 (not (<= 1 |old(~waterLevel~0)|)) .cse3) (or .cse9 .cse10 .cse0 .cse11 .cse6 .cse4) (or .cse12 .cse9 .cse10 .cse0 .cse2 .cse6) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse6 .cse5) (or .cse9 (not (= 0 ~systemActive~0))))) [2022-07-13 18:01:23,149 INFO L895 garLoopResultBuilder]: At program point L154-1(lines 135 159) the Hoare annotation is: (let ((.cse19 (= 1 ~systemActive~0)) (.cse20 (= ~methaneLevelCritical~0 0)) (.cse18 (= ~pumpRunning~0 0)) (.cse23 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (<= ~waterLevel~0 0)) (.cse5 (<= 0 ~waterLevel~0)) (.cse11 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse12 (<= 1 ~waterLevel~0)) (.cse14 (not (<= 2 |old(~waterLevel~0)|))) (.cse8 (not (<= 1 |old(~waterLevel~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse16 (and .cse18 .cse23)) (.cse9 (not .cse20)) (.cse3 (= |timeShift_processEnvironment_~tmp~1#1| ~methaneLevelCritical~0)) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse6 (not .cse19)) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse21 (not (<= 0 |old(~waterLevel~0)|))) (.cse17 (not (<= 1 ~methaneLevelCritical~0))) (.cse13 (not (<= |old(~waterLevel~0)| 2))) (.cse22 (not (<= |old(~waterLevel~0)| 0))) (.cse10 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse15 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5) .cse6 .cse7 .cse8 .cse9 .cse10) (or .cse6 .cse7 .cse9 (and .cse1 .cse11 .cse12 .cse3 .cse4) .cse13 .cse14) (or .cse15 .cse16 .cse6 .cse17 .cse13 .cse14) (or .cse0 (and .cse18 .cse19 .cse2 .cse3 .cse4 .cse5) .cse20 .cse6 .cse7 .cse8 .cse17 .cse13 .cse10) (or (and .cse18 .cse19 .cse11 .cse12 .cse3 .cse4) .cse6 .cse7 .cse17 .cse13 .cse14) (or .cse15 .cse16 .cse6 .cse21 .cse17 .cse22) (or .cse0 .cse15 .cse16 .cse6 .cse8 .cse17) (or .cse15 .cse16 .cse6 (not (< 1 |old(~waterLevel~0)|)) .cse9 (and (<= 1 ~pumpRunning~0) .cse23) .cse13) (or (and .cse1 .cse23 .cse3 .cse4) .cse6 .cse7 .cse21 .cse9 .cse22 .cse10) (or .cse0 .cse15 .cse16 .cse6 .cse21 .cse9) (or (and .cse18 .cse23 .cse3 .cse4) .cse20 .cse6 .cse7 .cse21 .cse17 .cse13 .cse22 .cse10) (or .cse15 (not (= 0 ~systemActive~0)))))) [2022-07-13 18:01:23,149 INFO L899 garLoopResultBuilder]: For program point L889(lines 889 895) no Hoare annotation was computed. [2022-07-13 18:01:23,149 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 88 94) no Hoare annotation was computed. [2022-07-13 18:01:23,149 INFO L895 garLoopResultBuilder]: At program point L55(lines 50 57) the Hoare annotation is: (let ((.cse7 (not (<= |old(~waterLevel~0)| 0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (not (< 1 |old(~waterLevel~0)|))) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse10 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (not (<= 0 |old(~waterLevel~0)|))) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse8 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse6 .cse7 .cse5) (or .cse8 .cse0 .cse9 .cse3 .cse4) (or .cse8 .cse0 .cse2 .cse3 .cse7) (or .cse0 .cse1 .cse3 .cse4 .cse10) (or .cse8 .cse11 .cse0 .cse3) (or .cse0 .cse1 .cse9 .cse6 .cse4) (or .cse8 .cse0 .cse6 .cse4 .cse10) (or (not (<= |old(~waterLevel~0)| 1)) .cse8 .cse0 .cse2 .cse6) (or .cse11 .cse0 .cse1 .cse6 .cse5) (or .cse8 (not (= 0 ~systemActive~0))))) [2022-07-13 18:01:23,149 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 74 100) the Hoare annotation is: (let ((.cse14 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse15 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse14 .cse15)) (.cse12 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse13 (not (<= 1 |old(~waterLevel~0)|))) (.cse6 (and (= ~pumpRunning~0 0) .cse14 .cse15)) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse10 (not (<= 0 |old(~waterLevel~0)|))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse11 (not (<= |old(~waterLevel~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse0 .cse2 .cse3 .cse5) (or .cse6 .cse7 .cse0 .cse8 .cse3 .cse5) (or .cse0 .cse1 (not (< 1 |old(~waterLevel~0)|)) .cse8 .cse3 .cse4) (or .cse6 .cse9 .cse7 .cse0 .cse10 .cse2) (or .cse0 .cse1 .cse10 .cse2 .cse4 .cse11 .cse12) (or .cse9 .cse0 .cse1 .cse13 .cse2 .cse4 .cse12) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse8 .cse4 .cse12) (or .cse6 .cse7 (not (= 0 ~systemActive~0))) (or .cse0 .cse1 .cse10 .cse8 .cse4 .cse11 .cse12) (or .cse6 .cse9 .cse7 .cse0 .cse13 .cse8) (or .cse6 .cse7 .cse0 .cse10 .cse8 .cse11)))) [2022-07-13 18:01:23,149 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 74 100) no Hoare annotation was computed. [2022-07-13 18:01:23,149 INFO L895 garLoopResultBuilder]: At program point L873(lines 866 875) the Hoare annotation is: (let ((.cse17 (= ~methaneLevelCritical~0 0)) (.cse18 (= 1 ~systemActive~0)) (.cse12 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse19 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (not (<= 1 |old(~waterLevel~0)|))) (.cse9 (and .cse12 .cse13 .cse19)) (.cse10 (not (< 1 |old(~waterLevel~0)|))) (.cse15 (not (<= 1 ~methaneLevelCritical~0))) (.cse11 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (and (<= 1 ~pumpRunning~0) .cse12 .cse17 .cse18 (<= ~waterLevel~0 2) .cse13 .cse19)) (.cse16 (not (<= |old(~waterLevel~0)| 0))) (.cse6 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse8 (and (= ~pumpRunning~0 0) .cse13)) (.cse1 (not .cse18)) (.cse14 (not (<= 0 |old(~waterLevel~0)|))) (.cse5 (not .cse17))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse8 (not (= 0 ~systemActive~0))) (or .cse9 .cse1 .cse2 .cse10 .cse5 .cse11) (or .cse7 .cse1 .cse5 (and .cse12 .cse13) .cse11 (not (<= 2 |old(~waterLevel~0)|))) (or .cse7 .cse8 .cse1 .cse14 .cse15 .cse16) (or .cse0 .cse7 .cse8 .cse1 .cse3 .cse15) (or .cse9 .cse1 .cse2 .cse14 .cse15 .cse11 .cse6) (or .cse9 .cse1 .cse2 .cse10 .cse15 .cse11) (or .cse7 .cse8 .cse1 .cse10 .cse15 .cse11) (or .cse1 .cse2 .cse14 .cse4 .cse5 .cse16 .cse6) (or .cse0 .cse7 .cse8 .cse1 .cse14 .cse5)))) [2022-07-13 18:01:23,149 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2022-07-13 18:01:23,149 INFO L895 garLoopResultBuilder]: At program point L345(lines 296 346) the Hoare annotation is: false [2022-07-13 18:01:23,149 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 339) no Hoare annotation was computed. [2022-07-13 18:01:23,149 INFO L895 garLoopResultBuilder]: At program point L333-2(lines 327 340) the Hoare annotation is: (let ((.cse5 (< 1 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse10 (<= ~waterLevel~0 0)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~waterLevel~0 1)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse6 (<= ~waterLevel~0 2)) (.cse11 (<= 1 ~switchedOnBeforeTS~0)) (.cse9 (<= 0 ~waterLevel~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse2 .cse3 .cse6) (and .cse7 .cse8 .cse5 .cse2 .cse3 .cse6) (and .cse0 .cse3 (= 0 ~systemActive~0)) (and .cse0 .cse8 (<= ~waterLevel~0 1) .cse2 .cse3 .cse9) (and .cse0 .cse8 .cse5 .cse2 .cse3 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse10 .cse9) (and .cse7 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse6) (and .cse7 .cse8 .cse2 .cse3 .cse10 .cse11 .cse9) (and .cse7 .cse8 .cse2 .cse3 .cse4 .cse11) (and .cse7 .cse1 .cse2 .cse3 .cse6 .cse11 .cse9))) [2022-07-13 18:01:23,149 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-13 18:01:23,149 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-13 18:01:23,149 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 323) no Hoare annotation was computed. [2022-07-13 18:01:23,150 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-13 18:01:23,150 INFO L899 garLoopResultBuilder]: For program point L317-1(lines 317 323) no Hoare annotation was computed. [2022-07-13 18:01:23,150 INFO L899 garLoopResultBuilder]: For program point L441(lines 441 448) no Hoare annotation was computed. [2022-07-13 18:01:23,150 INFO L895 garLoopResultBuilder]: At program point L280(lines 268 282) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= 0 ~systemActive~0)) [2022-07-13 18:01:23,150 INFO L899 garLoopResultBuilder]: For program point L441-2(lines 441 448) no Hoare annotation was computed. [2022-07-13 18:01:23,150 INFO L895 garLoopResultBuilder]: At program point L342(lines 297 344) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse10 (<= ~waterLevel~0 1)) (.cse11 (<= 1 ~waterLevel~0)) (.cse8 (<= ~waterLevel~0 0)) (.cse9 (<= 0 ~waterLevel~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse12 (<= 1 ~switchedOnBeforeTS~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse3 .cse4 .cse8 .cse9) (and .cse0 .cse1 .cse10 .cse3 .cse4 .cse11) (and .cse0 .cse4 (= 0 ~systemActive~0)) (and .cse0 .cse1 .cse3 .cse4 .cse8 .cse9) (and .cse0 .cse6 .cse10 .cse3 .cse4 .cse11) (and .cse7 .cse6 .cse3 .cse4 .cse8 .cse12 .cse9) (and .cse7 .cse6 .cse3 .cse4 (= ~waterLevel~0 1) .cse12))) [2022-07-13 18:01:23,150 INFO L895 garLoopResultBuilder]: At program point L309(line 309) the Hoare annotation is: (let ((.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse6 (<= 2 ~waterLevel~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse10 (<= ~waterLevel~0 0)) (.cse5 (<= 0 ~waterLevel~0)) (.cse9 (<= 1 ~pumpRunning~0)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse11 (<= 1 ~switchedOnBeforeTS~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse4 .cse7) (and .cse0 .cse8 .cse6 .cse3 .cse4 .cse7) (and .cse9 .cse8 .cse6 .cse3 .cse4 .cse7) (and .cse0 .cse8 .cse3 .cse4 .cse10 .cse5) (and .cse0 .cse4 (= 0 ~systemActive~0)) (and .cse0 .cse8 .cse2 .cse3 .cse4 (<= 1 ~waterLevel~0)) (and .cse9 .cse8 .cse3 .cse4 .cse10 .cse11 .cse5) (and .cse9 .cse8 .cse3 .cse4 (= ~waterLevel~0 1) .cse11))) [2022-07-13 18:01:23,150 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 278) no Hoare annotation was computed. [2022-07-13 18:01:23,150 INFO L899 garLoopResultBuilder]: For program point L272-1(lines 272 278) no Hoare annotation was computed. [2022-07-13 18:01:23,150 INFO L902 garLoopResultBuilder]: At program point L425(lines 417 427) the Hoare annotation is: true [2022-07-13 18:01:23,150 INFO L902 garLoopResultBuilder]: At program point L450(lines 431 453) the Hoare annotation is: true [2022-07-13 18:01:23,150 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-13 18:01:23,150 INFO L895 garLoopResultBuilder]: At program point L863(lines 858 865) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-13 18:01:23,150 INFO L895 garLoopResultBuilder]: At program point L413(lines 409 415) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-13 18:01:23,150 INFO L895 garLoopResultBuilder]: At program point L851(lines 846 854) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-13 18:01:23,150 INFO L895 garLoopResultBuilder]: At program point L843(lines 839 845) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-13 18:01:23,150 INFO L899 garLoopResultBuilder]: For program point L298(lines 297 344) no Hoare annotation was computed. [2022-07-13 18:01:23,150 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 340) no Hoare annotation was computed. [2022-07-13 18:01:23,150 INFO L895 garLoopResultBuilder]: At program point L319(line 319) the Hoare annotation is: (let ((.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse5 (<= 0 ~waterLevel~0)) (.cse8 (< 1 ~waterLevel~0)) (.cse9 (<= ~waterLevel~0 2)) (.cse0 (= ~pumpRunning~0 0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse2 .cse3 .cse4 (<= 1 ~switchedOnBeforeTS~0) .cse5) (and .cse0 .cse1 .cse8 .cse3 .cse4 .cse9) (and .cse6 .cse7 .cse8 .cse3 .cse4 .cse9) (and .cse0 .cse7 .cse3 .cse4 (<= ~waterLevel~0 0) .cse5) (and .cse0 .cse4 (= 0 ~systemActive~0)) (and .cse0 .cse7 .cse8 .cse3 .cse4 .cse9) (and .cse0 .cse7 .cse2 .cse3 .cse4 (<= 1 ~waterLevel~0)))) [2022-07-13 18:01:23,150 INFO L902 garLoopResultBuilder]: At program point L348(lines 287 352) the Hoare annotation is: true [2022-07-13 18:01:23,150 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 313) no Hoare annotation was computed. [2022-07-13 18:01:23,151 INFO L899 garLoopResultBuilder]: For program point L307-1(lines 307 313) no Hoare annotation was computed. [2022-07-13 18:01:23,152 INFO L895 garLoopResultBuilder]: At program point L274(line 274) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= 1 ~systemActive~0) .cse0) (and (<= 2 ~waterLevel~0) .cse0 (not (= 0 ~systemActive~0))))) [2022-07-13 18:01:23,152 INFO L899 garLoopResultBuilder]: For program point L299(lines 299 303) no Hoare annotation was computed. [2022-07-13 18:01:23,152 INFO L895 garLoopResultBuilder]: At program point L836(lines 832 838) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-13 18:01:23,152 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 920 931) no Hoare annotation was computed. [2022-07-13 18:01:23,152 INFO L899 garLoopResultBuilder]: For program point L924-1(lines 920 931) no Hoare annotation was computed. [2022-07-13 18:01:23,152 INFO L895 garLoopResultBuilder]: At program point waterRiseENTRY(lines 920 931) the Hoare annotation is: (let ((.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse9 (not (<= |old(~waterLevel~0)| 0))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse10 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse11 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse8 (not (<= 0 |old(~waterLevel~0)|))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse7 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse3 .cse4 .cse5) (or .cse0 .cse3 (not (= 0 ~systemActive~0))) (or .cse1 .cse8 .cse6 .cse7 .cse3 .cse9 .cse10) (or .cse0 .cse1 .cse8 .cse6 .cse3 .cse9) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse6 .cse7 (= ~waterLevel~0 1) .cse10) (or .cse11 .cse0 .cse1 (not (<= 1 |old(~waterLevel~0)|)) .cse6 .cse3) (or .cse11 .cse0 .cse1 .cse8 .cse2 .cse3))) [2022-07-13 18:01:23,152 INFO L899 garLoopResultBuilder]: For program point L258-2(lines 258 262) no Hoare annotation was computed. [2022-07-13 18:01:23,153 INFO L895 garLoopResultBuilder]: At program point L128(line 128) the Hoare annotation is: (let ((.cse3 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= ~waterLevel~0 1))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse9 (not (<= 0 ~waterLevel~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (<= 1 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2 .cse3) (or (not (< 1 ~waterLevel~0)) .cse0 .cse1 .cse4 .cse3) (or .cse5 .cse1 .cse6 (not (<= 1 ~waterLevel~0)) .cse4 .cse7 .cse8) (or .cse0 .cse1 .cse9 .cse2 .cse7) (or .cse0 .cse1 .cse9 .cse4 .cse7) (or .cse5 (not (<= ~waterLevel~0 0)) .cse1 .cse9 .cse6 .cse4 .cse8))) [2022-07-13 18:01:23,153 INFO L899 garLoopResultBuilder]: For program point L128-1(lines 109 133) no Hoare annotation was computed. [2022-07-13 18:01:23,153 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 995) no Hoare annotation was computed. [2022-07-13 18:01:23,153 INFO L895 garLoopResultBuilder]: At program point L994(lines 985 998) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0))) (let ((.cse7 (not (<= 1 ~waterLevel~0))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse10 (not (<= ~waterLevel~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (and .cse1 (not (= |processEnvironment__wrappee__methaneQuery_isHighWaterSensorDry_#res#1| 0))))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0)) .cse3 .cse4) (or .cse2 .cse5 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 .cse6 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse2 .cse7 .cse8 .cse6 .cse9) (or .cse0 .cse2 .cse7 .cse3 .cse6 .cse9) (or .cse0 .cse10 .cse2 .cse5 .cse3 .cse9) (or (not (< 1 ~waterLevel~0)) .cse0 .cse1 .cse2 .cse8 .cse4) (or .cse0 .cse10 .cse2 .cse5 .cse8 .cse9)))) [2022-07-13 18:01:23,153 INFO L895 garLoopResultBuilder]: At program point L123(line 123) the Hoare annotation is: (let ((.cse5 (not (<= 1 ~waterLevel~0))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= 2 ~waterLevel~0))) (.cse8 (not (<= ~waterLevel~0 2))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse10 (not (<= ~waterLevel~0 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0) (= |processEnvironment__wrappee__methaneQuery_~tmp~0#1| 0)))) (and (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse4 .cse0 .cse5 .cse2 .cse6 .cse3) (or .cse4 .cse0 .cse7 .cse2 .cse6 .cse8) (or .cse4 .cse0 .cse5 .cse9 .cse6 .cse3) (or .cse4 .cse10 .cse0 .cse1 .cse2 .cse6) (or .cse4 .cse0 .cse7 .cse9 .cse6 .cse8) (or .cse4 .cse10 .cse0 .cse1 .cse9 .cse6))) [2022-07-13 18:01:23,153 INFO L899 garLoopResultBuilder]: For program point L117(lines 117 125) no Hoare annotation was computed. [2022-07-13 18:01:23,153 INFO L899 garLoopResultBuilder]: For program point L113(lines 113 130) no Hoare annotation was computed. [2022-07-13 18:01:23,153 INFO L895 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 109 133) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~waterLevel~0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse1 (= ~pumpRunning~0 0)) (.cse10 (not (<= ~waterLevel~0 0))) (.cse11 (not (<= 0 ~waterLevel~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse12 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse7 .cse3 .cse8 .cse5 .cse9) (or .cse0 .cse1 .cse10 .cse2 .cse11 .cse8) (or (not (< 1 ~waterLevel~0)) .cse0 .cse1 .cse2 .cse8 .cse12) (or .cse0 .cse1 .cse2 .cse3 .cse8 .cse5) (or .cse0 .cse1 .cse10 .cse2 .cse11 .cse4) (or .cse6 .cse10 .cse2 .cse11 .cse7 .cse8 .cse9) (or .cse6 .cse0 .cse2 (not (<= 2 ~waterLevel~0)) .cse4 .cse12))) [2022-07-13 18:01:23,154 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 181) no Hoare annotation was computed. [2022-07-13 18:01:23,154 INFO L895 garLoopResultBuilder]: At program point L173(line 173) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0)) .cse3 .cse4) (or .cse2 .cse5 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 .cse6 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse2 .cse5 .cse7 .cse6) (or (not (< 1 ~waterLevel~0)) .cse0 .cse1 .cse2 .cse7 .cse4) (or .cse0 .cse2 .cse5 .cse3 .cse6))) [2022-07-13 18:01:23,154 INFO L895 garLoopResultBuilder]: At program point L175-2(lines 168 184) the Hoare annotation is: (let ((.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (= |processEnvironment__wrappee__methaneQuery_activatePump_~tmp~2#1| ~methaneLevelCritical~0)) (.cse6 (not (<= ~waterLevel~0 2))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 (not (<= 1 ~switchedOnBeforeTS~0))) (or (not (< 1 ~waterLevel~0)) .cse4 .cse0 .cse5 .cse6 (and (= ~pumpRunning~0 0) .cse7)) (or .cse4 .cse0 .cse1 .cse5 .cse3) (or .cse4 .cse0 (not (<= 2 ~waterLevel~0)) (and (<= 1 ~pumpRunning~0) .cse7) .cse2 .cse6) (or .cse4 .cse0 .cse1 .cse2 .cse3))) [2022-07-13 18:01:23,154 INFO L899 garLoopResultBuilder]: For program point L173-1(line 173) no Hoare annotation was computed. [2022-07-13 18:01:23,154 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 109 133) no Hoare annotation was computed. [2022-07-13 18:01:23,154 INFO L895 garLoopResultBuilder]: At program point L264(lines 249 267) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0))) (let ((.cse8 (not (<= ~waterLevel~0 0))) (.cse6 (not (<= 0 ~waterLevel~0))) (.cse10 (not (<= 1 ~waterLevel~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse9 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (= |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_~tmp~3#1| 0)) (= |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_~tmp___0~0#1| 0) (= |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_#res#1| 0))) (.cse7 (not (<= ~waterLevel~0 1))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse11 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse2 .cse6 (not (<= 1 |old(~pumpRunning~0)|)) .cse4 .cse7 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse8 .cse2 .cse6 .cse4 .cse9) (or .cse0 .cse2 .cse10 .cse11 .cse9 .cse7) (or .cse0 .cse8 .cse2 .cse6 .cse11 .cse9) (or .cse0 .cse2 .cse10 .cse4 .cse9 .cse7) (or .cse0 .cse1 .cse2 .cse3 .cse11 .cse5)))) [2022-07-13 18:01:23,154 INFO L895 garLoopResultBuilder]: At program point L165(lines 160 167) the Hoare annotation is: (let ((.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 2 ~waterLevel~0))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse4 .cse0 .cse5 .cse6 .cse7) (or .cse4 .cse0 .cse1 .cse6 .cse3) (or .cse4 .cse0 .cse5 (and (<= 1 ~pumpRunning~0) (= |processEnvironment__wrappee__methaneQuery_activatePump_~tmp~2#1| ~methaneLevelCritical~0)) .cse2 .cse7) (or .cse4 .cse0 .cse1 .cse2 .cse3))) [2022-07-13 18:01:23,154 INFO L899 garLoopResultBuilder]: For program point L258(lines 258 262) no Hoare annotation was computed. [2022-07-13 18:01:23,155 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 204 212) no Hoare annotation was computed. [2022-07-13 18:01:23,155 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 204 212) the Hoare annotation is: true [2022-07-13 18:01:23,155 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 204 212) no Hoare annotation was computed. [2022-07-13 18:01:23,155 INFO L902 garLoopResultBuilder]: At program point isMethaneAlarmENTRY(lines 193 203) the Hoare annotation is: true [2022-07-13 18:01:23,155 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 193 203) no Hoare annotation was computed. [2022-07-13 18:01:23,155 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 193 203) no Hoare annotation was computed. [2022-07-13 18:01:23,155 INFO L895 garLoopResultBuilder]: At program point L949(lines 944 952) the Hoare annotation is: (let ((.cse7 (not (<= ~waterLevel~0 0))) (.cse8 (not (<= 0 ~waterLevel~0))) (.cse1 (not (<= 1 ~waterLevel~0))) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse6 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (= ~pumpRunning~0 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse11 (not (<= 2 ~waterLevel~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse12 (not (<= ~waterLevel~0 2))) (.cse5 (= |isMethaneAlarm_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse0 .cse8 .cse9 .cse3 .cse5 .cse6) (or .cse7 .cse0 .cse8 .cse2 .cse3 .cse5 .cse6) (or .cse0 .cse1 .cse9 .cse3 .cse4 .cse5 .cse6) (or .cse10 .cse0 .cse11 .cse9 .cse12 .cse5) (or .cse10 .cse0 .cse11 .cse2 .cse12 .cse5))) [2022-07-13 18:01:23,158 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 18:01:23,159 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-13 18:01:23,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 06:01:23 BoogieIcfgContainer [2022-07-13 18:01:23,210 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-13 18:01:23,211 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 18:01:23,211 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 18:01:23,211 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 18:01:23,212 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 06:00:53" (3/4) ... [2022-07-13 18:01:23,214 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-13 18:01:23,219 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-07-13 18:01:23,219 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-07-13 18:01:23,219 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-07-13 18:01:23,219 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-07-13 18:01:23,219 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-07-13 18:01:23,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-07-13 18:01:23,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-07-13 18:01:23,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-07-13 18:01:23,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-07-13 18:01:23,225 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2022-07-13 18:01:23,230 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-07-13 18:01:23,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-13 18:01:23,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-13 18:01:23,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-13 18:01:23,232 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 18:01:23,232 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 18:01:23,247 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || ((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS))) && ((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && (((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || ((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) [2022-07-13 18:01:23,248 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((pumpRunning == \old(pumpRunning) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((pumpRunning == \old(pumpRunning) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((((((!(\old(waterLevel) <= 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) [2022-07-13 18:01:23,248 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (((pumpRunning == \old(pumpRunning) && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && pumpRunning <= tmp___0) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && tmp <= waterLevel)) || !(\old(waterLevel) <= 2))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || (((((\result <= waterLevel && pumpRunning == 0) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && tmp <= waterLevel))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning <= tmp___0) && tmp < 2) && \result < 2) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && pumpRunning <= tmp___0) && tmp < 2) && \result < 2) && 1 == systemActive) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && ((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && ((((!(\old(pumpRunning) == 0) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || (2 == \result && tmp == 2)) || !(0 == systemActive))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && pumpRunning <= tmp___0) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && tmp <= waterLevel) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((((pumpRunning == 0 && tmp < 2) && \result < 2) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && pumpRunning <= tmp___0) && tmp < 2) && \result < 2) && 1 == systemActive) && \old(waterLevel) == waterLevel) || !(\old(waterLevel) <= 1)) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical))) && ((((((!(\old(pumpRunning) == 0) || (((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(1 == systemActive)) || (((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((((((\result <= waterLevel && pumpRunning == 0) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && tmp <= waterLevel) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && pumpRunning <= tmp___0) && tmp < 2) && \result < 2) && 1 == systemActive) && \old(waterLevel) == waterLevel) || !(\old(waterLevel) <= 1)) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) [2022-07-13 18:01:23,248 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((!(\old(waterLevel) <= 1) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((((((!(\old(waterLevel) <= 1) || (((((pumpRunning == 0 && 1 == systemActive) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((((pumpRunning == 0 && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical))) && ((((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2))) && (((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((((((((pumpRunning == 0 && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) [2022-07-13 18:01:23,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) [2022-07-13 18:01:23,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel))) && (((((((((\result <= waterLevel && pumpRunning == 0) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || ((((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 0))) && ((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && ((((!(\old(pumpRunning) == 0) || 2 == \result) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || !(0 == systemActive))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel))) && ((((((!(\old(waterLevel) <= 1) || (((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((!(\old(waterLevel) <= 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((((\result <= waterLevel && pumpRunning == 0) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || ((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && \result < 2) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || ((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) [2022-07-13 18:01:23,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(1 == systemActive) || !(1 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(1 <= pumpRunning)) || !(waterLevel <= 1)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS)) && ((((((!(waterLevel <= 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && ((((((!(waterLevel <= 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && ((((((!(1 == systemActive) || !(1 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(1 <= pumpRunning)) || !(waterLevel <= 1)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && (((((!(pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || \result == methaneLevelCritical)) && (((((!(pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || \result == methaneLevelCritical) [2022-07-13 18:01:23,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) && (((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1)) || (pumpRunning == 0 && !(\result == 0)))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || (pumpRunning == 0 && !(\result == 0)))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || (pumpRunning == 0 && !(\result == 0)))) && (((((!(1 < waterLevel) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && !(\result == 0))) [2022-07-13 18:01:23,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && (((((!(1 < waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || (pumpRunning == 0 && tmp == methaneLevelCritical))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || (1 <= pumpRunning && tmp == methaneLevelCritical)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) [2022-07-13 18:01:23,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || (1 <= pumpRunning && tmp == methaneLevelCritical)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) [2022-07-13 18:01:23,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) && (((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) [2022-07-13 18:01:23,266 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-13 18:01:23,267 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 18:01:23,267 INFO L158 Benchmark]: Toolchain (without parser) took 30782.40ms. Allocated memory was 104.9MB in the beginning and 325.1MB in the end (delta: 220.2MB). Free memory was 70.0MB in the beginning and 156.2MB in the end (delta: -86.2MB). Peak memory consumption was 134.9MB. Max. memory is 16.1GB. [2022-07-13 18:01:23,267 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory is still 58.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 18:01:23,267 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.17ms. Allocated memory is still 104.9MB. Free memory was 69.8MB in the beginning and 69.8MB in the end (delta: 12.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 18:01:23,268 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.79ms. Allocated memory is still 104.9MB. Free memory was 69.8MB in the beginning and 67.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 18:01:23,268 INFO L158 Benchmark]: Boogie Preprocessor took 35.38ms. Allocated memory is still 104.9MB. Free memory was 67.0MB in the beginning and 65.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 18:01:23,268 INFO L158 Benchmark]: RCFGBuilder took 442.52ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 65.6MB in the beginning and 112.4MB in the end (delta: -46.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2022-07-13 18:01:23,268 INFO L158 Benchmark]: TraceAbstraction took 29793.03ms. Allocated memory was 138.4MB in the beginning and 325.1MB in the end (delta: 186.6MB). Free memory was 111.8MB in the beginning and 162.5MB in the end (delta: -50.7MB). Peak memory consumption was 204.0MB. Max. memory is 16.1GB. [2022-07-13 18:01:23,268 INFO L158 Benchmark]: Witness Printer took 55.88ms. Allocated memory is still 325.1MB. Free memory was 162.5MB in the beginning and 156.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-13 18:01:23,269 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory is still 58.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 412.17ms. Allocated memory is still 104.9MB. Free memory was 69.8MB in the beginning and 69.8MB in the end (delta: 12.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.79ms. Allocated memory is still 104.9MB. Free memory was 69.8MB in the beginning and 67.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.38ms. Allocated memory is still 104.9MB. Free memory was 67.0MB in the beginning and 65.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 442.52ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 65.6MB in the beginning and 112.4MB in the end (delta: -46.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * TraceAbstraction took 29793.03ms. Allocated memory was 138.4MB in the beginning and 325.1MB in the end (delta: 186.6MB). Free memory was 111.8MB in the beginning and 162.5MB in the end (delta: -50.7MB). Peak memory consumption was 204.0MB. Max. memory is 16.1GB. * Witness Printer took 55.88ms. Allocated memory is still 325.1MB. Free memory was 162.5MB in the beginning and 156.2MB in the end (delta: 6.3MB). 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, 105 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 29.7s, OverallIterations: 14, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7766 SdHoareTripleChecker+Valid, 5.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7701 mSDsluCounter, 8449 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6179 mSDsCounter, 3371 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12387 IncrementalHoareTripleChecker+Invalid, 15758 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3371 mSolverCounterUnsat, 2270 mSDtfsCounter, 12387 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2666 GetRequests, 2272 SyntacticMatches, 13 SemanticMatches, 381 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5378 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1270occurred in iteration=13, InterpolantAutomatonStates: 290, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 14 MinimizatonAttempts, 733 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 3894 PreInvPairs, 4263 NumberOfFragments, 7393 HoareAnnotationTreeSize, 3894 FomulaSimplifications, 13644 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 48 FomulaSimplificationsInter, 66759 FormulaSimplificationTreeSizeReductionInter, 12.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 2466 NumberOfCodeBlocks, 2466 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 3432 ConstructedInterpolants, 0 QuantifiedInterpolants, 8104 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3662 ConjunctsInSsa, 79 ConjunctsInUnsatCore, 24 InterpolantComputations, 9 PerfectInterpolantSequences, 3114/3687 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: 365]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: (((((((((((((pumpRunning == 0 && 1 <= methaneLevelCritical) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) || (((((pumpRunning == 0 && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || (((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 0) && 0 <= waterLevel)) || (((((pumpRunning == 0 && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel)) || ((pumpRunning == 0 && splverifierCounter == 0) && 0 == systemActive)) || (((((pumpRunning == 0 && 1 <= methaneLevelCritical) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 0) && 0 <= waterLevel)) || (((((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel)) || ((((((1 <= pumpRunning && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || (((((1 <= pumpRunning && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: (((((((((((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || ((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS))) && ((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && (((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || ((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: ((((((((((!(1 == systemActive) || !(1 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(1 <= pumpRunning)) || !(waterLevel <= 1)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS)) && ((((((!(waterLevel <= 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && ((((((!(waterLevel <= 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(1 <= pumpRunning)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && ((((((!(1 == systemActive) || !(1 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(1 <= pumpRunning)) || !(waterLevel <= 1)) || \result == methaneLevelCritical) || !(1 <= switchedOnBeforeTS))) && (((((!(pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || \result == methaneLevelCritical)) && (((((!(pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || \result == methaneLevelCritical) - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: ((((((((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) && (((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1)) || (pumpRunning == 0 && !(\result == 0)))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || (pumpRunning == 0 && !(\result == 0)))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || (pumpRunning == 0 && !(\result == 0)))) && (((((!(1 < waterLevel) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && !(\result == 0))) - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && splverifierCounter == 0) && 0 == systemActive - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: ((((((((((((((((!(\old(waterLevel) <= 1) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((((((!(\old(waterLevel) <= 1) || (((((pumpRunning == 0 && 1 == systemActive) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((((pumpRunning == 0 && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical))) && ((((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2))) && (((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((((((((pumpRunning == 0 && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: ((((((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || (1 <= pumpRunning && tmp == methaneLevelCritical)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 355]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: ((((((((((((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (((pumpRunning == \old(pumpRunning) && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && pumpRunning <= tmp___0) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && tmp <= waterLevel)) || !(\old(waterLevel) <= 2))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || (((((\result <= waterLevel && pumpRunning == 0) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS) && tmp <= waterLevel))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning <= tmp___0) && tmp < 2) && \result < 2) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && pumpRunning <= tmp___0) && tmp < 2) && \result < 2) && 1 == systemActive) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && ((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && ((((!(\old(pumpRunning) == 0) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || (2 == \result && tmp == 2)) || !(0 == systemActive))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && pumpRunning <= tmp___0) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && tmp <= waterLevel) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((((pumpRunning == 0 && tmp < 2) && \result < 2) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && pumpRunning <= tmp___0) && tmp < 2) && \result < 2) && 1 == systemActive) && \old(waterLevel) == waterLevel) || !(\old(waterLevel) <= 1)) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical))) && ((((((!(\old(pumpRunning) == 0) || (((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(1 == systemActive)) || (((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((((((\result <= waterLevel && pumpRunning == 0) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && tmp <= waterLevel) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && pumpRunning <= tmp___0) && tmp < 2) && \result < 2) && 1 == systemActive) && \old(waterLevel) == waterLevel) || !(\old(waterLevel) <= 1)) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: ((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: ((((((((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) && (((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && !(tmp == 0)) && tmp___0 == 0) && \result == 0)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: ((((((((((((((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel))) && (((((((((\result <= waterLevel && pumpRunning == 0) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || ((((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 0))) && ((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(0 == systemActive))) && ((((!(\old(pumpRunning) == 0) || 2 == \result) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || !(0 == systemActive))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel))) && ((((((!(\old(waterLevel) <= 1) || (((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((!(\old(waterLevel) <= 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((((\result <= waterLevel && pumpRunning == 0) && waterLevel <= 0) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || ((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && \result < 2) && \old(waterLevel) == waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || ((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: ((((((((!(1 == systemActive) || !(0 <= waterLevel)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && (((((!(1 < waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || (pumpRunning == 0 && tmp == methaneLevelCritical))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || (1 <= pumpRunning && tmp == methaneLevelCritical)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: (((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((pumpRunning == \old(pumpRunning) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((pumpRunning == \old(pumpRunning) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((((((!(\old(waterLevel) <= 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (!(\old(pumpRunning) == 0) || !(0 == systemActive)) RESULT: Ultimate proved your program to be correct! [2022-07-13 18:01:23,307 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE