./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c 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_product45.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 603cfb64133b588a2e9c81e31ac984484d295feb0a468539180131e3ac5a47d6 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 06:20:52,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 06:20:52,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 06:20:52,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 06:20:52,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 06:20:52,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 06:20:52,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 06:20:52,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 06:20:52,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 06:20:52,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 06:20:52,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 06:20:52,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 06:20:52,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 06:20:52,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 06:20:52,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 06:20:52,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 06:20:52,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 06:20:52,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 06:20:52,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 06:20:52,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 06:20:52,978 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 06:20:52,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 06:20:52,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 06:20:52,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 06:20:52,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 06:20:52,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 06:20:53,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 06:20:53,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 06:20:53,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 06:20:53,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 06:20:53,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 06:20:53,007 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 06:20:53,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 06:20:53,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 06:20:53,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 06:20:53,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 06:20:53,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 06:20:53,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 06:20:53,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 06:20:53,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 06:20:53,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 06:20:53,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 06:20:53,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-12 06:20:53,057 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 06:20:53,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 06:20:53,062 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 06:20:53,063 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 06:20:53,063 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 06:20:53,064 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 06:20:53,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 06:20:53,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 06:20:53,064 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 06:20:53,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 06:20:53,065 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 06:20:53,066 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 06:20:53,066 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 06:20:53,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 06:20:53,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 06:20:53,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 06:20:53,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 06:20:53,067 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 06:20:53,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 06:20:53,067 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 06:20:53,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 06:20:53,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 06:20:53,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 06:20:53,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 06:20:53,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 06:20:53,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 06:20:53,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 06:20:53,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 06:20:53,069 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 06:20:53,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 06:20:53,069 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 06:20:53,069 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 06:20:53,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 06:20:53,070 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 603cfb64133b588a2e9c81e31ac984484d295feb0a468539180131e3ac5a47d6 [2022-07-12 06:20:53,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 06:20:53,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 06:20:53,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 06:20:53,437 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 06:20:53,438 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 06:20:53,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2022-07-12 06:20:53,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bebee3e3/2199ab31545a4a2289bb5656ab30c6df/FLAGef349dc84 [2022-07-12 06:20:54,116 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 06:20:54,117 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2022-07-12 06:20:54,135 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bebee3e3/2199ab31545a4a2289bb5656ab30c6df/FLAGef349dc84 [2022-07-12 06:20:54,487 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bebee3e3/2199ab31545a4a2289bb5656ab30c6df [2022-07-12 06:20:54,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 06:20:54,491 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 06:20:54,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 06:20:54,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 06:20:54,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 06:20:54,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:20:54" (1/1) ... [2022-07-12 06:20:54,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@81b3b6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:20:54, skipping insertion in model container [2022-07-12 06:20:54,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:20:54" (1/1) ... [2022-07-12 06:20:54,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 06:20:54,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 06:20:54,725 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_product45.cil.c[3064,3077] [2022-07-12 06:20:54,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 06:20:54,824 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 06:20:54,860 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_product45.cil.c[3064,3077] [2022-07-12 06:20:54,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 06:20:54,944 INFO L208 MainTranslator]: Completed translation [2022-07-12 06:20:54,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:20:54 WrapperNode [2022-07-12 06:20:54,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 06:20:54,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 06:20:54,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 06:20:54,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 06:20:54,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:20:54" (1/1) ... [2022-07-12 06:20:54,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:20:54" (1/1) ... [2022-07-12 06:20:55,021 INFO L137 Inliner]: procedures = 56, calls = 158, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 264 [2022-07-12 06:20:55,022 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 06:20:55,023 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 06:20:55,023 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 06:20:55,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 06:20:55,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:20:54" (1/1) ... [2022-07-12 06:20:55,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:20:54" (1/1) ... [2022-07-12 06:20:55,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:20:54" (1/1) ... [2022-07-12 06:20:55,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:20:54" (1/1) ... [2022-07-12 06:20:55,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:20:54" (1/1) ... [2022-07-12 06:20:55,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:20:54" (1/1) ... [2022-07-12 06:20:55,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:20:54" (1/1) ... [2022-07-12 06:20:55,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 06:20:55,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 06:20:55,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 06:20:55,063 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 06:20:55,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:20:54" (1/1) ... [2022-07-12 06:20:55,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 06:20:55,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 06:20:55,133 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) [2022-07-12 06:20:55,147 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 [2022-07-12 06:20:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 06:20:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-07-12 06:20:55,168 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-07-12 06:20:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-07-12 06:20:55,168 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-07-12 06:20:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-07-12 06:20:55,168 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-07-12 06:20:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-07-12 06:20:55,169 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-07-12 06:20:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-07-12 06:20:55,169 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-07-12 06:20:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-07-12 06:20:55,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-07-12 06:20:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-07-12 06:20:55,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-07-12 06:20:55,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 06:20:55,170 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-07-12 06:20:55,170 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-07-12 06:20:55,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 06:20:55,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 06:20:55,237 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 06:20:55,238 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 06:20:55,549 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 06:20:55,562 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 06:20:55,562 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-12 06:20:55,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 06:20:55 BoogieIcfgContainer [2022-07-12 06:20:55,564 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 06:20:55,566 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 06:20:55,566 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 06:20:55,569 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 06:20:55,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 06:20:54" (1/3) ... [2022-07-12 06:20:55,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d6f8bfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 06:20:55, skipping insertion in model container [2022-07-12 06:20:55,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:20:54" (2/3) ... [2022-07-12 06:20:55,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d6f8bfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 06:20:55, skipping insertion in model container [2022-07-12 06:20:55,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 06:20:55" (3/3) ... [2022-07-12 06:20:55,572 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product45.cil.c [2022-07-12 06:20:55,585 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 06:20:55,585 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 06:20:55,646 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 06:20:55,655 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@3b164faa, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6b5652c5 [2022-07-12 06:20:55,655 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 06:20:55,665 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 74 states have (on average 1.364864864864865) internal successors, (101), 82 states have internal predecessors, (101), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 12 states have call predecessors, (14), 14 states have call successors, (14) [2022-07-12 06:20:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-07-12 06:20:55,675 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 06:20:55,675 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] [2022-07-12 06:20:55,676 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 06:20:55,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 06:20:55,681 INFO L85 PathProgramCache]: Analyzing trace with hash -1310639887, now seen corresponding path program 1 times [2022-07-12 06:20:55,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 06:20:55,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444415194] [2022-07-12 06:20:55,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:20:55,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 06:20:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:55,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-12 06:20:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:55,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-12 06:20:55,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:55,878 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-12 06:20:55,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 06:20:55,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444415194] [2022-07-12 06:20:55,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444415194] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 06:20:55,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 06:20:55,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 06:20:55,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206846141] [2022-07-12 06:20:55,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 06:20:55,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-12 06:20:55,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 06:20:55,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-12 06:20:55,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-12 06:20:55,926 INFO L87 Difference]: Start difference. First operand has 98 states, 74 states have (on average 1.364864864864865) internal successors, (101), 82 states have internal predecessors, (101), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 12 states have call predecessors, (14), 14 states have call successors, (14) 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) [2022-07-12 06:20:55,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 06:20:55,955 INFO L93 Difference]: Finished difference Result 187 states and 252 transitions. [2022-07-12 06:20:55,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-12 06:20:55,957 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 [2022-07-12 06:20:55,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 06:20:55,965 INFO L225 Difference]: With dead ends: 187 [2022-07-12 06:20:55,966 INFO L226 Difference]: Without dead ends: 89 [2022-07-12 06:20:55,970 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 [2022-07-12 06:20:55,973 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 06:20:55,974 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 06:20:55,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2022-07-12 06:20:56,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2022-07-12 06:20:56,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 67 states have (on average 1.2985074626865671) internal successors, (87), 74 states have internal predecessors, (87), 14 states have call successors, (14), 8 states have call predecessors, (14), 7 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) [2022-07-12 06:20:56,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 114 transitions. [2022-07-12 06:20:56,014 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 114 transitions. Word has length 32 [2022-07-12 06:20:56,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 06:20:56,015 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 114 transitions. [2022-07-12 06:20:56,015 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) [2022-07-12 06:20:56,016 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 114 transitions. [2022-07-12 06:20:56,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-07-12 06:20:56,018 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 06:20:56,018 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] [2022-07-12 06:20:56,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 06:20:56,019 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 06:20:56,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 06:20:56,020 INFO L85 PathProgramCache]: Analyzing trace with hash -527547429, now seen corresponding path program 1 times [2022-07-12 06:20:56,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 06:20:56,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264486722] [2022-07-12 06:20:56,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:20:56,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 06:20:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-12 06:20:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-12 06:20:56,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,118 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-12 06:20:56,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 06:20:56,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264486722] [2022-07-12 06:20:56,118 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264486722] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 06:20:56,119 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 06:20:56,119 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 06:20:56,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962872723] [2022-07-12 06:20:56,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 06:20:56,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 06:20:56,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 06:20:56,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 06:20:56,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 06:20:56,122 INFO L87 Difference]: Start difference. First operand 89 states and 114 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2022-07-12 06:20:56,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 06:20:56,136 INFO L93 Difference]: Finished difference Result 143 states and 183 transitions. [2022-07-12 06:20:56,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 06:20:56,137 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 33 [2022-07-12 06:20:56,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 06:20:56,138 INFO L225 Difference]: With dead ends: 143 [2022-07-12 06:20:56,138 INFO L226 Difference]: Without dead ends: 80 [2022-07-12 06:20:56,139 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 06:20:56,140 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 12 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 06:20:56,141 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 186 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 06:20:56,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2022-07-12 06:20:56,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2022-07-12 06:20:56,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 61 states have (on average 1.3114754098360655) internal successors, (80), 68 states have internal predecessors, (80), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-07-12 06:20:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 102 transitions. [2022-07-12 06:20:56,155 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 102 transitions. Word has length 33 [2022-07-12 06:20:56,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 06:20:56,156 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 102 transitions. [2022-07-12 06:20:56,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2022-07-12 06:20:56,157 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 102 transitions. [2022-07-12 06:20:56,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-07-12 06:20:56,162 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 06:20:56,162 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] [2022-07-12 06:20:56,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 06:20:56,163 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 06:20:56,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 06:20:56,164 INFO L85 PathProgramCache]: Analyzing trace with hash 671106305, now seen corresponding path program 1 times [2022-07-12 06:20:56,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 06:20:56,165 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538967787] [2022-07-12 06:20:56,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:20:56,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 06:20:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 06:20:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-12 06:20:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,279 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-12 06:20:56,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 06:20:56,280 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538967787] [2022-07-12 06:20:56,280 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538967787] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 06:20:56,280 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 06:20:56,281 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 06:20:56,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439998892] [2022-07-12 06:20:56,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 06:20:56,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 06:20:56,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 06:20:56,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 06:20:56,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 06:20:56,283 INFO L87 Difference]: Start difference. First operand 80 states and 102 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) [2022-07-12 06:20:56,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 06:20:56,310 INFO L93 Difference]: Finished difference Result 152 states and 197 transitions. [2022-07-12 06:20:56,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 06:20:56,311 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 [2022-07-12 06:20:56,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 06:20:56,315 INFO L225 Difference]: With dead ends: 152 [2022-07-12 06:20:56,316 INFO L226 Difference]: Without dead ends: 80 [2022-07-12 06:20:56,319 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 [2022-07-12 06:20:56,324 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 79 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 100 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 06:20:56,326 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 100 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 06:20:56,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2022-07-12 06:20:56,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2022-07-12 06:20:56,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 61 states have (on average 1.2950819672131149) internal successors, (79), 68 states have internal predecessors, (79), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-07-12 06:20:56,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 101 transitions. [2022-07-12 06:20:56,341 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 101 transitions. Word has length 37 [2022-07-12 06:20:56,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 06:20:56,343 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 101 transitions. [2022-07-12 06:20:56,343 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) [2022-07-12 06:20:56,344 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 101 transitions. [2022-07-12 06:20:56,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-07-12 06:20:56,348 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 06:20:56,348 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] [2022-07-12 06:20:56,349 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 06:20:56,349 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 06:20:56,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 06:20:56,350 INFO L85 PathProgramCache]: Analyzing trace with hash -488472773, now seen corresponding path program 1 times [2022-07-12 06:20:56,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 06:20:56,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22277571] [2022-07-12 06:20:56,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:20:56,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 06:20:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 06:20:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 06:20:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 06:20:56,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 06:20:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-12 06:20:56,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 06:20:56,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22277571] [2022-07-12 06:20:56,480 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22277571] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 06:20:56,480 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 06:20:56,480 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 06:20:56,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779931673] [2022-07-12 06:20:56,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 06:20:56,481 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 06:20:56,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 06:20:56,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 06:20:56,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-12 06:20:56,483 INFO L87 Difference]: Start difference. First operand 80 states and 101 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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) [2022-07-12 06:20:56,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 06:20:56,713 INFO L93 Difference]: Finished difference Result 235 states and 297 transitions. [2022-07-12 06:20:56,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 06:20:56,714 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 47 [2022-07-12 06:20:56,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 06:20:56,717 INFO L225 Difference]: With dead ends: 235 [2022-07-12 06:20:56,717 INFO L226 Difference]: Without dead ends: 163 [2022-07-12 06:20:56,719 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-07-12 06:20:56,728 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 187 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-12 06:20:56,731 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 303 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-12 06:20:56,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2022-07-12 06:20:56,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 157. [2022-07-12 06:20:56,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 120 states have (on average 1.2583333333333333) internal successors, (151), 128 states have internal predecessors, (151), 18 states have call successors, (18), 15 states have call predecessors, (18), 18 states have return successors, (23), 19 states have call predecessors, (23), 18 states have call successors, (23) [2022-07-12 06:20:56,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 192 transitions. [2022-07-12 06:20:56,748 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 192 transitions. Word has length 47 [2022-07-12 06:20:56,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 06:20:56,748 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 192 transitions. [2022-07-12 06:20:56,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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) [2022-07-12 06:20:56,748 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 192 transitions. [2022-07-12 06:20:56,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-07-12 06:20:56,749 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 06:20:56,749 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] [2022-07-12 06:20:56,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 06:20:56,750 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 06:20:56,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 06:20:56,750 INFO L85 PathProgramCache]: Analyzing trace with hash 1464828133, now seen corresponding path program 1 times [2022-07-12 06:20:56,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 06:20:56,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743675444] [2022-07-12 06:20:56,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:20:56,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 06:20:56,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 06:20:56,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 06:20:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 06:20:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-12 06:20:56,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:56,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-12 06:20:56,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 06:20:56,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743675444] [2022-07-12 06:20:56,840 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743675444] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 06:20:56,840 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 06:20:56,840 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 06:20:56,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425374817] [2022-07-12 06:20:56,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 06:20:56,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 06:20:56,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 06:20:56,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 06:20:56,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 06:20:56,842 INFO L87 Difference]: Start difference. First operand 157 states and 192 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 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) [2022-07-12 06:20:57,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 06:20:57,022 INFO L93 Difference]: Finished difference Result 324 states and 404 transitions. [2022-07-12 06:20:57,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 06:20:57,023 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 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 53 [2022-07-12 06:20:57,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 06:20:57,029 INFO L225 Difference]: With dead ends: 324 [2022-07-12 06:20:57,029 INFO L226 Difference]: Without dead ends: 175 [2022-07-12 06:20:57,030 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-12 06:20:57,031 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 176 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 278 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-12 06:20:57,031 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 278 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-12 06:20:57,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2022-07-12 06:20:57,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 159. [2022-07-12 06:20:57,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 122 states have (on average 1.2540983606557377) internal successors, (153), 130 states have internal predecessors, (153), 18 states have call successors, (18), 15 states have call predecessors, (18), 18 states have return successors, (23), 19 states have call predecessors, (23), 18 states have call successors, (23) [2022-07-12 06:20:57,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 194 transitions. [2022-07-12 06:20:57,062 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 194 transitions. Word has length 53 [2022-07-12 06:20:57,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 06:20:57,063 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 194 transitions. [2022-07-12 06:20:57,063 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 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) [2022-07-12 06:20:57,063 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 194 transitions. [2022-07-12 06:20:57,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-07-12 06:20:57,064 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 06:20:57,064 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] [2022-07-12 06:20:57,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 06:20:57,064 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 06:20:57,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 06:20:57,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1042126307, now seen corresponding path program 1 times [2022-07-12 06:20:57,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 06:20:57,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199924552] [2022-07-12 06:20:57,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:20:57,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 06:20:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:57,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 06:20:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:57,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 06:20:57,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:57,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 06:20:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:57,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-12 06:20:57,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:57,157 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-12 06:20:57,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 06:20:57,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199924552] [2022-07-12 06:20:57,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199924552] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 06:20:57,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 06:20:57,158 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 06:20:57,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907152332] [2022-07-12 06:20:57,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 06:20:57,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 06:20:57,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 06:20:57,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 06:20:57,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-12 06:20:57,159 INFO L87 Difference]: Start difference. First operand 159 states and 194 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-07-12 06:20:57,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 06:20:57,394 INFO L93 Difference]: Finished difference Result 322 states and 394 transitions. [2022-07-12 06:20:57,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-12 06:20:57,395 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 53 [2022-07-12 06:20:57,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 06:20:57,396 INFO L225 Difference]: With dead ends: 322 [2022-07-12 06:20:57,397 INFO L226 Difference]: Without dead ends: 171 [2022-07-12 06:20:57,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2022-07-12 06:20:57,398 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 120 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-12 06:20:57,398 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 444 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-12 06:20:57,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2022-07-12 06:20:57,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 157. [2022-07-12 06:20:57,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 120 states have (on average 1.225) internal successors, (147), 128 states have internal predecessors, (147), 18 states have call successors, (18), 15 states have call predecessors, (18), 18 states have return successors, (23), 19 states have call predecessors, (23), 18 states have call successors, (23) [2022-07-12 06:20:57,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 188 transitions. [2022-07-12 06:20:57,410 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 188 transitions. Word has length 53 [2022-07-12 06:20:57,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 06:20:57,410 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 188 transitions. [2022-07-12 06:20:57,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-07-12 06:20:57,411 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 188 transitions. [2022-07-12 06:20:57,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-07-12 06:20:57,411 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 06:20:57,412 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] [2022-07-12 06:20:57,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 06:20:57,412 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 06:20:57,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 06:20:57,413 INFO L85 PathProgramCache]: Analyzing trace with hash -2072494715, now seen corresponding path program 1 times [2022-07-12 06:20:57,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 06:20:57,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921270363] [2022-07-12 06:20:57,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:20:57,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 06:20:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:57,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 06:20:57,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:57,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 06:20:57,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:57,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 06:20:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:57,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-12 06:20:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:57,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-12 06:20:57,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 06:20:57,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921270363] [2022-07-12 06:20:57,480 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921270363] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 06:20:57,480 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 06:20:57,480 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 06:20:57,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935312859] [2022-07-12 06:20:57,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 06:20:57,481 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 06:20:57,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 06:20:57,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 06:20:57,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-12 06:20:57,482 INFO L87 Difference]: Start difference. First operand 157 states and 188 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) [2022-07-12 06:20:57,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 06:20:57,611 INFO L93 Difference]: Finished difference Result 316 states and 385 transitions. [2022-07-12 06:20:57,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 06:20:57,612 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 [2022-07-12 06:20:57,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 06:20:57,615 INFO L225 Difference]: With dead ends: 316 [2022-07-12 06:20:57,615 INFO L226 Difference]: Without dead ends: 167 [2022-07-12 06:20:57,620 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 [2022-07-12 06:20:57,621 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 69 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-12 06:20:57,621 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 354 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-12 06:20:57,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2022-07-12 06:20:57,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 160. [2022-07-12 06:20:57,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 123 states have (on average 1.2195121951219512) internal successors, (150), 131 states have internal predecessors, (150), 18 states have call successors, (18), 15 states have call predecessors, (18), 18 states have return successors, (23), 19 states have call predecessors, (23), 18 states have call successors, (23) [2022-07-12 06:20:57,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 191 transitions. [2022-07-12 06:20:57,633 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 191 transitions. Word has length 59 [2022-07-12 06:20:57,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 06:20:57,633 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 191 transitions. [2022-07-12 06:20:57,633 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) [2022-07-12 06:20:57,633 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 191 transitions. [2022-07-12 06:20:57,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-07-12 06:20:57,634 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 06:20:57,634 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] [2022-07-12 06:20:57,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-12 06:20:57,635 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 06:20:57,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 06:20:57,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1236936713, now seen corresponding path program 1 times [2022-07-12 06:20:57,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 06:20:57,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789307684] [2022-07-12 06:20:57,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:20:57,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 06:20:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:57,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 06:20:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:57,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 06:20:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:57,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 06:20:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:57,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-12 06:20:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:57,743 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-12 06:20:57,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 06:20:57,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789307684] [2022-07-12 06:20:57,743 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789307684] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 06:20:57,743 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 06:20:57,743 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 06:20:57,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739913237] [2022-07-12 06:20:57,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 06:20:57,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 06:20:57,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 06:20:57,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 06:20:57,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-12 06:20:57,745 INFO L87 Difference]: Start difference. First operand 160 states and 191 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) [2022-07-12 06:20:57,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 06:20:57,930 INFO L93 Difference]: Finished difference Result 441 states and 552 transitions. [2022-07-12 06:20:57,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 06:20:57,931 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 [2022-07-12 06:20:57,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 06:20:57,933 INFO L225 Difference]: With dead ends: 441 [2022-07-12 06:20:57,933 INFO L226 Difference]: Without dead ends: 289 [2022-07-12 06:20:57,934 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 [2022-07-12 06:20:57,934 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 215 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-12 06:20:57,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 301 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-12 06:20:57,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2022-07-12 06:20:57,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 287. [2022-07-12 06:20:57,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 218 states have (on average 1.2064220183486238) internal successors, (263), 230 states have internal predecessors, (263), 36 states have call successors, (36), 31 states have call predecessors, (36), 32 states have return successors, (51), 36 states have call predecessors, (51), 36 states have call successors, (51) [2022-07-12 06:20:57,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 350 transitions. [2022-07-12 06:20:57,955 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 350 transitions. Word has length 59 [2022-07-12 06:20:57,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 06:20:57,955 INFO L495 AbstractCegarLoop]: Abstraction has 287 states and 350 transitions. [2022-07-12 06:20:57,956 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) [2022-07-12 06:20:57,956 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 350 transitions. [2022-07-12 06:20:57,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-07-12 06:20:57,957 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 06:20:57,957 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] [2022-07-12 06:20:57,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-12 06:20:57,957 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 06:20:57,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 06:20:57,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1533447185, now seen corresponding path program 1 times [2022-07-12 06:20:57,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 06:20:57,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421822552] [2022-07-12 06:20:57,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:20:57,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 06:20:57,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 06:20:58,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-12 06:20:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-12 06:20:58,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 06:20:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-12 06:20:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,100 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-12 06:20:58,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 06:20:58,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421822552] [2022-07-12 06:20:58,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421822552] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 06:20:58,101 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 06:20:58,101 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-12 06:20:58,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905262852] [2022-07-12 06:20:58,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 06:20:58,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-12 06:20:58,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 06:20:58,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-12 06:20:58,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-07-12 06:20:58,102 INFO L87 Difference]: Start difference. First operand 287 states and 350 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) [2022-07-12 06:20:58,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 06:20:58,787 INFO L93 Difference]: Finished difference Result 849 states and 1072 transitions. [2022-07-12 06:20:58,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-07-12 06:20:58,788 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 [2022-07-12 06:20:58,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 06:20:58,791 INFO L225 Difference]: With dead ends: 849 [2022-07-12 06:20:58,791 INFO L226 Difference]: Without dead ends: 620 [2022-07-12 06:20:58,793 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=187, Invalid=743, Unknown=0, NotChecked=0, Total=930 [2022-07-12 06:20:58,793 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 602 mSDsluCounter, 541 mSDsCounter, 0 mSdLazyCounter, 694 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 690 SdHoareTripleChecker+Invalid, 888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-12 06:20:58,794 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [609 Valid, 690 Invalid, 888 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 694 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-12 06:20:58,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 620 states. [2022-07-12 06:20:58,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 620 to 533. [2022-07-12 06:20:58,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 533 states, 405 states have (on average 1.2) internal successors, (486), 429 states have internal predecessors, (486), 66 states have call successors, (66), 55 states have call predecessors, (66), 61 states have return successors, (90), 66 states have call predecessors, (90), 66 states have call successors, (90) [2022-07-12 06:20:58,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 642 transitions. [2022-07-12 06:20:58,827 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 642 transitions. Word has length 63 [2022-07-12 06:20:58,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 06:20:58,828 INFO L495 AbstractCegarLoop]: Abstraction has 533 states and 642 transitions. [2022-07-12 06:20:58,828 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) [2022-07-12 06:20:58,828 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 642 transitions. [2022-07-12 06:20:58,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-07-12 06:20:58,829 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 06:20:58,829 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] [2022-07-12 06:20:58,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-12 06:20:58,830 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 06:20:58,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 06:20:58,830 INFO L85 PathProgramCache]: Analyzing trace with hash -706462267, now seen corresponding path program 1 times [2022-07-12 06:20:58,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 06:20:58,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39392807] [2022-07-12 06:20:58,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:20:58,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 06:20:58,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 06:20:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-12 06:20:58,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 06:20:58,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-12 06:20:58,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 06:20:58,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-12 06:20:58,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-07-12 06:20:58,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-07-12 06:20:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 06:20:58,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 06:20:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:58,947 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-07-12 06:20:58,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 06:20:58,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39392807] [2022-07-12 06:20:58,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39392807] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 06:20:58,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1407689366] [2022-07-12 06:20:58,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:20:58,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 06:20:58,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 06:20:58,951 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) [2022-07-12 06:20:58,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-12 06:20:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:20:59,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-12 06:20:59,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 06:20:59,288 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 06:20:59,288 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 06:20:59,455 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-07-12 06:20:59,455 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1407689366] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 06:20:59,455 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 06:20:59,455 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6, 6] total 15 [2022-07-12 06:20:59,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883288381] [2022-07-12 06:20:59,456 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 06:20:59,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-07-12 06:20:59,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 06:20:59,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-07-12 06:20:59,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2022-07-12 06:20:59,457 INFO L87 Difference]: Start difference. First operand 533 states and 642 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) [2022-07-12 06:21:00,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 06:21:00,471 INFO L93 Difference]: Finished difference Result 1187 states and 1471 transitions. [2022-07-12 06:21:00,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-07-12 06:21:00,471 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 [2022-07-12 06:21:00,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 06:21:00,475 INFO L225 Difference]: With dead ends: 1187 [2022-07-12 06:21:00,475 INFO L226 Difference]: Without dead ends: 710 [2022-07-12 06:21:00,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 284 GetRequests, 240 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 482 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=452, Invalid=1528, Unknown=0, NotChecked=0, Total=1980 [2022-07-12 06:21:00,478 INFO L413 NwaCegarLoop]: 221 mSDtfsCounter, 491 mSDsluCounter, 826 mSDsCounter, 0 mSdLazyCounter, 796 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 1047 SdHoareTripleChecker+Invalid, 1053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 06:21:00,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [495 Valid, 1047 Invalid, 1053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 796 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 06:21:00,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2022-07-12 06:21:00,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 602. [2022-07-12 06:21:00,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 602 states, 452 states have (on average 1.1991150442477876) internal successors, (542), 484 states have internal predecessors, (542), 77 states have call successors, (77), 66 states have call predecessors, (77), 72 states have return successors, (101), 74 states have call predecessors, (101), 77 states have call successors, (101) [2022-07-12 06:21:00,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 720 transitions. [2022-07-12 06:21:00,539 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 720 transitions. Word has length 106 [2022-07-12 06:21:00,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 06:21:00,540 INFO L495 AbstractCegarLoop]: Abstraction has 602 states and 720 transitions. [2022-07-12 06:21:00,540 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) [2022-07-12 06:21:00,540 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 720 transitions. [2022-07-12 06:21:00,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-07-12 06:21:00,543 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 06:21:00,543 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, 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] [2022-07-12 06:21:00,591 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-07-12 06:21:00,763 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 [2022-07-12 06:21:00,764 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 06:21:00,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 06:21:00,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1427499724, now seen corresponding path program 1 times [2022-07-12 06:21:00,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 06:21:00,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729644864] [2022-07-12 06:21:00,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:21:00,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 06:21:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 06:21:00,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-12 06:21:00,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 06:21:00,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-12 06:21:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 06:21:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 06:21:00,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 06:21:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 06:21:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 06:21:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 06:21:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 06:21:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 06:21:00,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 06:21:00,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-07-12 06:21:00,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-07-12 06:21:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 06:21:00,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-07-12 06:21:00,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:00,957 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 83 proven. 3 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-07-12 06:21:00,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 06:21:00,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729644864] [2022-07-12 06:21:00,957 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729644864] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 06:21:00,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [248531863] [2022-07-12 06:21:00,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:21:00,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 06:21:00,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 06:21:00,959 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) [2022-07-12 06:21:00,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-12 06:21:01,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:01,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-12 06:21:01,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 06:21:01,331 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 154 proven. 4 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-07-12 06:21:01,331 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 06:21:01,787 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 77 proven. 39 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2022-07-12 06:21:01,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [248531863] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 06:21:01,788 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 06:21:01,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 11] total 26 [2022-07-12 06:21:01,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464208384] [2022-07-12 06:21:01,788 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 06:21:01,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-07-12 06:21:01,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 06:21:01,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-07-12 06:21:01,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=534, Unknown=0, NotChecked=0, Total=650 [2022-07-12 06:21:01,790 INFO L87 Difference]: Start difference. First operand 602 states and 720 transitions. Second operand has 26 states, 26 states have (on average 7.576923076923077) internal successors, (197), 21 states have internal predecessors, (197), 9 states have call successors, (31), 8 states have call predecessors, (31), 10 states have return successors, (34), 9 states have call predecessors, (34), 9 states have call successors, (34) [2022-07-12 06:21:03,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 06:21:03,779 INFO L93 Difference]: Finished difference Result 1753 states and 2193 transitions. [2022-07-12 06:21:03,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-07-12 06:21:03,780 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 7.576923076923077) internal successors, (197), 21 states have internal predecessors, (197), 9 states have call successors, (31), 8 states have call predecessors, (31), 10 states have return successors, (34), 9 states have call predecessors, (34), 9 states have call successors, (34) Word has length 188 [2022-07-12 06:21:03,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 06:21:03,786 INFO L225 Difference]: With dead ends: 1753 [2022-07-12 06:21:03,786 INFO L226 Difference]: Without dead ends: 1159 [2022-07-12 06:21:03,791 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 478 GetRequests, 404 SyntacticMatches, 2 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1310 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=976, Invalid=4426, Unknown=0, NotChecked=0, Total=5402 [2022-07-12 06:21:03,792 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 1683 mSDsluCounter, 961 mSDsCounter, 0 mSdLazyCounter, 1806 mSolverCounterSat, 753 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1683 SdHoareTripleChecker+Valid, 1138 SdHoareTripleChecker+Invalid, 2559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 753 IncrementalHoareTripleChecker+Valid, 1806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-12 06:21:03,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1683 Valid, 1138 Invalid, 2559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [753 Valid, 1806 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-12 06:21:03,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1159 states. [2022-07-12 06:21:03,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1159 to 1065. [2022-07-12 06:21:03,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1065 states, 805 states have (on average 1.1440993788819875) internal successors, (921), 850 states have internal predecessors, (921), 138 states have call successors, (138), 121 states have call predecessors, (138), 121 states have return successors, (160), 127 states have call predecessors, (160), 138 states have call successors, (160) [2022-07-12 06:21:03,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 1065 states and 1219 transitions. [2022-07-12 06:21:03,876 INFO L78 Accepts]: Start accepts. Automaton has 1065 states and 1219 transitions. Word has length 188 [2022-07-12 06:21:03,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 06:21:03,877 INFO L495 AbstractCegarLoop]: Abstraction has 1065 states and 1219 transitions. [2022-07-12 06:21:03,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 7.576923076923077) internal successors, (197), 21 states have internal predecessors, (197), 9 states have call successors, (31), 8 states have call predecessors, (31), 10 states have return successors, (34), 9 states have call predecessors, (34), 9 states have call successors, (34) [2022-07-12 06:21:03,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1219 transitions. [2022-07-12 06:21:03,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-07-12 06:21:03,882 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 06:21:03,882 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] [2022-07-12 06:21:03,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-12 06:21:04,107 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 [2022-07-12 06:21:04,108 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 06:21:04,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 06:21:04,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1648051732, now seen corresponding path program 1 times [2022-07-12 06:21:04,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 06:21:04,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079335788] [2022-07-12 06:21:04,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:21:04,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 06:21:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 06:21:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-12 06:21:04,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 06:21:04,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-12 06:21:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 06:21:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 06:21:04,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 06:21:04,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 06:21:04,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 06:21:04,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 06:21:04,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-12 06:21:04,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-07-12 06:21:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-07-12 06:21:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 06:21:04,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 06:21:04,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-12 06:21:04,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-07-12 06:21:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-07-12 06:21:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-07-12 06:21:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 06:21:04,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 06:21:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,275 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 86 proven. 53 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-07-12 06:21:04,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 06:21:04,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079335788] [2022-07-12 06:21:04,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079335788] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 06:21:04,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [698870972] [2022-07-12 06:21:04,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:21:04,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 06:21:04,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 06:21:04,277 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) [2022-07-12 06:21:04,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-12 06:21:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:04,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-12 06:21:04,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 06:21:04,559 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 195 proven. 9 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-07-12 06:21:04,560 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 06:21:04,924 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 99 proven. 54 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-07-12 06:21:04,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [698870972] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 06:21:04,924 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 06:21:04,924 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 22 [2022-07-12 06:21:04,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102781313] [2022-07-12 06:21:04,925 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 06:21:04,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-07-12 06:21:04,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 06:21:04,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-07-12 06:21:04,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=394, Unknown=0, NotChecked=0, Total=462 [2022-07-12 06:21:04,927 INFO L87 Difference]: Start difference. First operand 1065 states and 1219 transitions. Second operand has 22 states, 22 states have (on average 10.227272727272727) internal successors, (225), 15 states have internal predecessors, (225), 7 states have call successors, (45), 8 states have call predecessors, (45), 11 states have return successors, (40), 10 states have call predecessors, (40), 7 states have call successors, (40) [2022-07-12 06:21:07,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 06:21:07,198 INFO L93 Difference]: Finished difference Result 2080 states and 2411 transitions. [2022-07-12 06:21:07,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-07-12 06:21:07,199 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 10.227272727272727) internal successors, (225), 15 states have internal predecessors, (225), 7 states have call successors, (45), 8 states have call predecessors, (45), 11 states have return successors, (40), 10 states have call predecessors, (40), 7 states have call successors, (40) Word has length 208 [2022-07-12 06:21:07,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 06:21:07,204 INFO L225 Difference]: With dead ends: 2080 [2022-07-12 06:21:07,204 INFO L226 Difference]: Without dead ends: 1119 [2022-07-12 06:21:07,212 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 509 GetRequests, 459 SyntacticMatches, 2 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 489 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=498, Invalid=1952, Unknown=0, NotChecked=0, Total=2450 [2022-07-12 06:21:07,213 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 568 mSDsluCounter, 466 mSDsCounter, 0 mSdLazyCounter, 1713 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 572 SdHoareTripleChecker+Valid, 605 SdHoareTripleChecker+Invalid, 1979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 1713 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-07-12 06:21:07,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [572 Valid, 605 Invalid, 1979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 1713 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-07-12 06:21:07,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1119 states. [2022-07-12 06:21:07,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1119 to 1063. [2022-07-12 06:21:07,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1063 states, 805 states have (on average 1.132919254658385) internal successors, (912), 848 states have internal predecessors, (912), 132 states have call successors, (132), 123 states have call predecessors, (132), 125 states have return successors, (154), 125 states have call predecessors, (154), 132 states have call successors, (154) [2022-07-12 06:21:07,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 1063 states and 1198 transitions. [2022-07-12 06:21:07,307 INFO L78 Accepts]: Start accepts. Automaton has 1063 states and 1198 transitions. Word has length 208 [2022-07-12 06:21:07,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 06:21:07,308 INFO L495 AbstractCegarLoop]: Abstraction has 1063 states and 1198 transitions. [2022-07-12 06:21:07,308 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 10.227272727272727) internal successors, (225), 15 states have internal predecessors, (225), 7 states have call successors, (45), 8 states have call predecessors, (45), 11 states have return successors, (40), 10 states have call predecessors, (40), 7 states have call successors, (40) [2022-07-12 06:21:07,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1198 transitions. [2022-07-12 06:21:07,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-07-12 06:21:07,312 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 06:21:07,313 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] [2022-07-12 06:21:07,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-12 06:21:07,535 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 [2022-07-12 06:21:07,535 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 06:21:07,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 06:21:07,536 INFO L85 PathProgramCache]: Analyzing trace with hash -22386492, now seen corresponding path program 1 times [2022-07-12 06:21:07,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 06:21:07,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313194896] [2022-07-12 06:21:07,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:21:07,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 06:21:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 06:21:07,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-12 06:21:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 06:21:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-12 06:21:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 06:21:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 06:21:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 06:21:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 06:21:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 06:21:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 06:21:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-12 06:21:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 06:21:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-12 06:21:07,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 06:21:07,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 06:21:07,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-12 06:21:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 06:21:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-07-12 06:21:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-07-12 06:21:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 06:21:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 06:21:07,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,811 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 73 proven. 31 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-07-12 06:21:07,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 06:21:07,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313194896] [2022-07-12 06:21:07,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313194896] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 06:21:07,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1968496430] [2022-07-12 06:21:07,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:21:07,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 06:21:07,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 06:21:07,814 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) [2022-07-12 06:21:07,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-12 06:21:07,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:07,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 18 conjunts are in the unsatisfiable core [2022-07-12 06:21:07,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 06:21:08,313 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 138 proven. 26 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-07-12 06:21:08,314 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 06:21:09,065 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 99 proven. 45 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-07-12 06:21:09,066 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1968496430] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 06:21:09,066 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 06:21:09,066 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 8, 13] total 28 [2022-07-12 06:21:09,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163684975] [2022-07-12 06:21:09,069 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 06:21:09,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-07-12 06:21:09,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 06:21:09,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-07-12 06:21:09,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2022-07-12 06:21:09,073 INFO L87 Difference]: Start difference. First operand 1063 states and 1198 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, (48), 12 states have call predecessors, (48), 15 states have return successors, (49), 15 states have call predecessors, (49), 14 states have call successors, (49) [2022-07-12 06:21:13,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 06:21:13,224 INFO L93 Difference]: Finished difference Result 2357 states and 2710 transitions. [2022-07-12 06:21:13,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-07-12 06:21:13,225 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, (48), 12 states have call predecessors, (48), 15 states have return successors, (49), 15 states have call predecessors, (49), 14 states have call successors, (49) Word has length 209 [2022-07-12 06:21:13,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 06:21:13,236 INFO L225 Difference]: With dead ends: 2357 [2022-07-12 06:21:13,237 INFO L226 Difference]: Without dead ends: 1404 [2022-07-12 06:21:13,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 551 GetRequests, 463 SyntacticMatches, 1 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2019 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=1543, Invalid=6289, Unknown=0, NotChecked=0, Total=7832 [2022-07-12 06:21:13,244 INFO L413 NwaCegarLoop]: 344 mSDtfsCounter, 2051 mSDsluCounter, 1034 mSDsCounter, 0 mSdLazyCounter, 4247 mSolverCounterSat, 1088 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2051 SdHoareTripleChecker+Valid, 1378 SdHoareTripleChecker+Invalid, 5335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1088 IncrementalHoareTripleChecker+Valid, 4247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-07-12 06:21:13,244 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2051 Valid, 1378 Invalid, 5335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1088 Valid, 4247 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-07-12 06:21:13,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1404 states. [2022-07-12 06:21:13,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1404 to 1259. [2022-07-12 06:21:13,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1259 states, 954 states have (on average 1.128930817610063) internal successors, (1077), 990 states have internal predecessors, (1077), 160 states have call successors, (160), 151 states have call predecessors, (160), 144 states have return successors, (176), 144 states have call predecessors, (176), 160 states have call successors, (176) [2022-07-12 06:21:13,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1413 transitions. [2022-07-12 06:21:13,354 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1413 transitions. Word has length 209 [2022-07-12 06:21:13,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 06:21:13,355 INFO L495 AbstractCegarLoop]: Abstraction has 1259 states and 1413 transitions. [2022-07-12 06:21:13,355 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, (48), 12 states have call predecessors, (48), 15 states have return successors, (49), 15 states have call predecessors, (49), 14 states have call successors, (49) [2022-07-12 06:21:13,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1413 transitions. [2022-07-12 06:21:13,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-07-12 06:21:13,361 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 06:21:13,362 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] [2022-07-12 06:21:13,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-12 06:21:13,586 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 [2022-07-12 06:21:13,586 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 06:21:13,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 06:21:13,586 INFO L85 PathProgramCache]: Analyzing trace with hash -161147261, now seen corresponding path program 1 times [2022-07-12 06:21:13,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 06:21:13,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088746145] [2022-07-12 06:21:13,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:21:13,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 06:21:13,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:13,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 06:21:13,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:13,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-12 06:21:13,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:13,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 06:21:13,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-12 06:21:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 06:21:14,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 06:21:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 06:21:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 06:21:14,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-12 06:21:14,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 06:21:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-12 06:21:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 06:21:14,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-12 06:21:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 06:21:14,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 06:21:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-12 06:21:14,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 06:21:14,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-12 06:21:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-07-12 06:21:14,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 06:21:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-12 06:21:14,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 06:21:14,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-07-12 06:21:14,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 06:21:14,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-07-12 06:21:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-07-12 06:21:14,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 06:21:14,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2022-07-12 06:21:14,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,188 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 194 proven. 36 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2022-07-12 06:21:14,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 06:21:14,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088746145] [2022-07-12 06:21:14,189 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088746145] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 06:21:14,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [307449421] [2022-07-12 06:21:14,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:21:14,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 06:21:14,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 06:21:14,200 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) [2022-07-12 06:21:14,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-12 06:21:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 06:21:14,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 899 conjuncts, 30 conjunts are in the unsatisfiable core [2022-07-12 06:21:14,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 06:21:14,913 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 155 proven. 89 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-07-12 06:21:14,913 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 06:21:15,847 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 96 proven. 136 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2022-07-12 06:21:15,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [307449421] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 06:21:15,848 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 06:21:15,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 11, 16] total 29 [2022-07-12 06:21:15,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611695777] [2022-07-12 06:21:15,857 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 06:21:15,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-07-12 06:21:15,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 06:21:15,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-07-12 06:21:15,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=662, Unknown=0, NotChecked=0, Total=812 [2022-07-12 06:21:15,861 INFO L87 Difference]: Start difference. First operand 1259 states and 1413 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, (59), 13 states have call predecessors, (59), 19 states have return successors, (62), 18 states have call predecessors, (62), 18 states have call successors, (62) [2022-07-12 06:21:17,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 06:21:17,436 INFO L93 Difference]: Finished difference Result 1980 states and 2239 transitions. [2022-07-12 06:21:17,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-07-12 06:21:17,437 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, (59), 13 states have call predecessors, (59), 19 states have return successors, (62), 18 states have call predecessors, (62), 18 states have call successors, (62) Word has length 263 [2022-07-12 06:21:17,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 06:21:17,438 INFO L225 Difference]: With dead ends: 1980 [2022-07-12 06:21:17,438 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 06:21:17,442 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 624 GetRequests, 570 SyntacticMatches, 5 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 551 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=579, Invalid=1971, Unknown=0, NotChecked=0, Total=2550 [2022-07-12 06:21:17,443 INFO L413 NwaCegarLoop]: 205 mSDtfsCounter, 1090 mSDsluCounter, 552 mSDsCounter, 0 mSdLazyCounter, 1764 mSolverCounterSat, 423 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1092 SdHoareTripleChecker+Valid, 757 SdHoareTripleChecker+Invalid, 2187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 423 IncrementalHoareTripleChecker+Valid, 1764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-12 06:21:17,443 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1092 Valid, 757 Invalid, 2187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [423 Valid, 1764 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-12 06:21:17,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 06:21:17,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 06:21:17,444 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) [2022-07-12 06:21:17,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 06:21:17,444 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 263 [2022-07-12 06:21:17,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 06:21:17,444 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 06:21:17,445 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, (59), 13 states have call predecessors, (59), 19 states have return successors, (62), 18 states have call predecessors, (62), 18 states have call successors, (62) [2022-07-12 06:21:17,445 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 06:21:17,445 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 06:21:17,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 06:21:17,477 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-12 06:21:17,674 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 [2022-07-12 06:21:17,676 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-12 06:21:31,942 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 610 616) no Hoare annotation was computed. [2022-07-12 06:21:31,942 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 610 616) the Hoare annotation is: true [2022-07-12 06:21:31,942 INFO L895 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 83 94) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 1))) (let ((.cse6 (not (= ~pumpRunning~0 0))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse7 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse9 (not .cse2)) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse8 (not (<= 0 ~waterLevel~0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse5 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (< 1 ~waterLevel~0)) .cse0 .cse6 .cse1 .cse3 .cse5) (or .cse6 .cse1 .cse3 (not (<= 2 ~waterLevel~0)) .cse7 .cse5) (or .cse0 (not (<= ~waterLevel~0 0)) .cse6 .cse1 .cse8 .cse3) (or .cse0 .cse6 .cse1 (not (<= 1 ~waterLevel~0)) .cse3 .cse9) (or .cse6 .cse1 .cse8 .cse3 .cse7 .cse9) (or .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse8 .cse4 .cse5 (not (<= 1 ~switchedOnBeforeTS~0)))))) [2022-07-12 06:21:31,942 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 83 94) no Hoare annotation was computed. [2022-07-12 06:21:31,943 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 83 94) no Hoare annotation was computed. [2022-07-12 06:21:31,943 INFO L899 garLoopResultBuilder]: For program point L897(lines 897 901) no Hoare annotation was computed. [2022-07-12 06:21:31,943 INFO L902 garLoopResultBuilder]: At program point L897-1(lines 897 901) the Hoare annotation is: true [2022-07-12 06:21:31,943 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 883 912) no Hoare annotation was computed. [2022-07-12 06:21:31,943 INFO L899 garLoopResultBuilder]: For program point L894(line 894) no Hoare annotation was computed. [2022-07-12 06:21:31,943 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 883 912) the Hoare annotation is: true [2022-07-12 06:21:31,943 INFO L902 garLoopResultBuilder]: At program point L893-2(lines 893 907) the Hoare annotation is: true [2022-07-12 06:21:31,943 INFO L902 garLoopResultBuilder]: At program point L889(line 889) the Hoare annotation is: true [2022-07-12 06:21:31,943 INFO L899 garLoopResultBuilder]: For program point L889-1(line 889) no Hoare annotation was computed. [2022-07-12 06:21:31,943 INFO L902 garLoopResultBuilder]: At program point L908(lines 883 912) the Hoare annotation is: true [2022-07-12 06:21:31,943 INFO L899 garLoopResultBuilder]: For program point L904(line 904) no Hoare annotation was computed. [2022-07-12 06:21:31,943 INFO L895 garLoopResultBuilder]: At program point L543(lines 536 545) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 0)) (.cse12 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse12 (<= 1 ~switchedOnBeforeTS~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse10 (not (<= 0 |old(~waterLevel~0)|))) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse9 (and .cse8 .cse12)) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 (not (< 1 |old(~waterLevel~0)|)) .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse5 .cse4 .cse6) (or .cse7 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse5 (and .cse8 (= ~waterLevel~0 1))) (or .cse7 .cse9 .cse1 .cse5 .cse4 .cse6) (or .cse7 .cse9 .cse1 .cse10 .cse5 (not (<= |old(~waterLevel~0)| 0))) (or .cse0 .cse1 .cse2 .cse10 .cse5 .cse4 .cse11) (or .cse0 .cse1 .cse2 .cse10 .cse3 .cse4 .cse11) (or (not (<= |old(~waterLevel~0)| 1)) .cse7 .cse9 .cse1 .cse10 .cse3) (or .cse7 .cse9 .cse1 .cse3 .cse4 .cse6)))) [2022-07-12 06:21:31,943 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-12 06:21:31,943 INFO L895 garLoopResultBuilder]: At program point L663(line 663) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 0))) (let ((.cse6 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not (< 1 |old(~waterLevel~0)|))) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse9 (and .cse8 (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= 0 |old(~waterLevel~0)|))) (.cse11 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse4 .cse6) (or .cse7 (not (= |old(~waterLevel~0)| 1)) .cse0 .cse3 (and .cse8 (= ~waterLevel~0 1))) (or .cse7 .cse9 .cse0 .cse3 .cse4 .cse6) (or .cse0 .cse1 .cse10 .cse11 .cse4) (or .cse7 .cse9 .cse0 .cse2 .cse3 (not (<= |old(~waterLevel~0)| 0))) (or .cse7 .cse9 .cse0 .cse10 .cse11 .cse4) (or (not (<= |old(~waterLevel~0)| 1)) .cse7 .cse9 .cse0 .cse2 .cse11) (or .cse0 .cse1 .cse2 .cse11 .cse4 .cse5)))) [2022-07-12 06:21:31,944 INFO L895 garLoopResultBuilder]: At program point L663-1(lines 644 668) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse11 (not (<= 2 |old(~waterLevel~0)|))) (.cse13 (not (= |old(~waterLevel~0)| 1))) (.cse9 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (let ((.cse14 (= ~waterLevel~0 1)) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse20 (not (< 1 |old(~waterLevel~0)|))) (.cse10 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (not (<= |old(~waterLevel~0)| 0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse18 (and (or .cse11 (= |old(~switchedOnBeforeTS~0)| 0)) (or .cse13 .cse9))) (.cse22 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse16 (<= ~waterLevel~0 0)) (.cse3 (<= 1 ~switchedOnBeforeTS~0)) (.cse17 (<= 0 ~waterLevel~0)) (.cse15 (not (<= |old(~waterLevel~0)| 1))) (.cse12 (not (= |old(~pumpRunning~0)| 0))) (.cse19 (and .cse0 .cse2)) (.cse4 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 0 |old(~waterLevel~0)|))) (.cse21 (not (= ~methaneLevelCritical~0 0)))) (and (or (and .cse0 .cse1 .cse2 .cse3) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (or (and .cse0 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= 1 ~waterLevel~0) .cse1 .cse3) .cse4 .cse5 .cse7 .cse10 .cse11) (or .cse12 .cse13 .cse4 .cse7 (and .cse0 .cse14)) (or .cse15 .cse4 .cse5 (and .cse0 .cse1 .cse16 .cse3 .cse17) .cse7 .cse18) (or .cse12 .cse19 .cse4 .cse7 .cse10 .cse11) (or .cse4 .cse5 .cse20 .cse21 .cse10 (and .cse22 .cse1 .cse14 .cse3)) (or .cse12 .cse19 .cse4 .cse6 .cse7 .cse8) (or .cse12 .cse19 .cse4 .cse20 .cse21 (and (<= 1 ~pumpRunning~0) .cse2) .cse10) (or .cse4 .cse5 .cse6 .cse21 (and .cse22 .cse1 .cse2 .cse3) .cse8 .cse9) (or .cse15 .cse4 .cse5 .cse21 .cse18 (and .cse22 .cse1 .cse16 .cse3 .cse17)) (or .cse15 .cse12 .cse19 .cse4 .cse6 .cse21)))) [2022-07-12 06:21:31,944 INFO L899 garLoopResultBuilder]: For program point L597-1(lines 597 603) no Hoare annotation was computed. [2022-07-12 06:21:31,944 INFO L895 garLoopResultBuilder]: At program point L556(line 556) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse18 (< |timeShift_getWaterLevel_#res#1| 2)) (.cse19 (< |timeShift___utac_acc__Specification5_spec__3_~tmp~3#1| 2)) (.cse20 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse22 (= ~waterLevel~0 1)) (.cse13 (not (<= 0 |old(~waterLevel~0)|))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse15 (and .cse1 .cse18 .cse19 .cse20)) (.cse24 (not (<= |old(~waterLevel~0)| 0))) (.cse11 (not (<= |old(~waterLevel~0)| 1))) (.cse23 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (<= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse2 (<= |timeShift___utac_acc__Specification5_spec__3_~tmp~3#1| ~waterLevel~0)) (.cse3 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse4 (<= ~waterLevel~0 0)) (.cse5 (<= 1 ~switchedOnBeforeTS~0)) (.cse6 (<= 0 ~waterLevel~0)) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse16 (not (<= 1 |old(~waterLevel~0)|))) (.cse10 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse12 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (not (= 1 ~systemActive~0))) (.cse21 (not (< 1 |old(~waterLevel~0)|))) (.cse14 (not (= ~methaneLevelCritical~0 0))) (.cse17 (not (<= |old(~waterLevel~0)| 2)))) (and (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (not (= |old(~waterLevel~0)| 1)) .cse7 .cse8 .cse9 .cse10) (or .cse11 .cse12 .cse7 .cse13 .cse14 .cse15) (or .cse12 .cse7 .cse16 .cse9 .cse17 (and .cse1 .cse18 (<= ~waterLevel~0 1) .cse19 .cse20)) (or .cse7 .cse8 .cse21 .cse9 .cse17 (and .cse0 .cse1 .cse2 .cse3 .cse22 .cse5)) (or .cse7 (and .cse23 .cse0 .cse2 .cse3 .cse22 .cse5) .cse8 .cse21 .cse14 .cse17) (or (and .cse1 .cse18 .cse19 .cse3 .cse20 .cse5) .cse7 .cse8 .cse13 .cse9 .cse24 .cse10) (or .cse7 .cse8 .cse13 .cse14 (and .cse23 .cse18 .cse19 .cse3 .cse20 .cse5) .cse17 .cse24 .cse10) (or .cse12 .cse7 .cse13 .cse9 .cse15 .cse24) (or .cse11 (and .cse23 .cse0 .cse2 .cse3 .cse4 .cse5 .cse6) .cse7 .cse8 .cse16 .cse14 .cse17 .cse10) (or .cse12 .cse7 .cse21 .cse14 .cse17)))) [2022-07-12 06:21:31,944 INFO L899 garLoopResultBuilder]: For program point L556-1(line 556) no Hoare annotation was computed. [2022-07-12 06:21:31,944 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 583 609) no Hoare annotation was computed. [2022-07-12 06:21:31,944 INFO L895 garLoopResultBuilder]: At program point L156(lines 151 158) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (< 1 |old(~waterLevel~0)|))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= 0 |old(~waterLevel~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse3 .cse4) (or .cse6 .cse0 .cse2 .cse3 (not (<= |old(~waterLevel~0)| 0))) (or .cse0 .cse1 .cse3 .cse4 (not (<= 2 |old(~waterLevel~0)|))) (or .cse6 (not (= |old(~waterLevel~0)| 1)) .cse0 .cse3) (or .cse0 .cse1 .cse7 .cse8 .cse4) (or .cse6 .cse0 .cse7 .cse8 .cse4) (or (not (<= |old(~waterLevel~0)| 1)) .cse6 .cse0 .cse2 .cse8) (or .cse0 .cse1 .cse2 .cse8 .cse4 .cse5))) [2022-07-12 06:21:31,944 INFO L899 garLoopResultBuilder]: For program point L590(lines 590 596) no Hoare annotation was computed. [2022-07-12 06:21:31,944 INFO L899 garLoopResultBuilder]: For program point L590-2(lines 586 608) no Hoare annotation was computed. [2022-07-12 06:21:31,944 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 660) no Hoare annotation was computed. [2022-07-12 06:21:31,944 INFO L899 garLoopResultBuilder]: For program point L648(lines 648 665) no Hoare annotation was computed. [2022-07-12 06:21:31,945 INFO L895 garLoopResultBuilder]: At program point L132(lines 127 135) the Hoare annotation is: (let ((.cse21 (= ~methaneLevelCritical~0 0)) (.cse26 (= 2 |timeShift_getWaterLevel_#res#1|)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (< |timeShift_getWaterLevel_#res#1| 2)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse9 (not (<= |old(~waterLevel~0)| 0))) (.cse2 (not (<= 0 |old(~waterLevel~0)|))) (.cse15 (and .cse4 .cse5 .cse7)) (.cse17 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse18 (<= 1 ~waterLevel~0)) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse22 (not (<= |old(~waterLevel~0)| 1))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse23 (not (<= 1 |old(~waterLevel~0)|))) (.cse12 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse16 (<= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse6 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse24 (<= ~waterLevel~0 0)) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse25 (<= 0 ~waterLevel~0)) (.cse10 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse20 (and .cse4 .cse26 .cse7)) (.cse14 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse11 (not .cse21)) (.cse13 (not (<= |old(~waterLevel~0)| 2))) (.cse19 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 .cse5 .cse6 .cse7 .cse8) .cse9 .cse10) (or .cse0 .cse1 .cse2 .cse11 (and .cse12 .cse5 .cse6 .cse7 .cse8) .cse13 .cse9 .cse10) (or .cse14 .cse0 .cse2 .cse3 .cse15 .cse9) (or (and .cse16 .cse4 .cse17 .cse18 .cse6 .cse8) .cse0 .cse1 .cse3 .cse13 .cse19) (or .cse20 .cse14 .cse21 .cse0 (not (< 1 |old(~waterLevel~0)|)) .cse3 .cse13) (or .cse22 .cse14 .cse21 .cse0 .cse23 .cse3 .cse15 .cse13) (or .cse22 .cse14 .cse0 .cse2 .cse11 .cse15) (or .cse0 .cse1 .cse11 (and .cse12 .cse16 .cse17 .cse18 .cse6 .cse8) .cse13 .cse19) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse3 (and .cse16 .cse4 .cse6 .cse24 .cse8 .cse25) .cse10) (or .cse22 .cse0 .cse1 .cse23 .cse11 (and .cse12 .cse16 .cse6 .cse24 .cse8 .cse25) .cse13 .cse10) (or .cse20 .cse14 .cse0 .cse11 (and (<= 1 ~pumpRunning~0) .cse26 .cse7) .cse13 .cse19)))) [2022-07-12 06:21:31,945 INFO L895 garLoopResultBuilder]: At program point L541(line 541) the Hoare annotation is: (let ((.cse12 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse13 (= |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)|) .cse12 .cse13)) (.cse9 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse6 (and (= ~pumpRunning~0 0) .cse12 .cse13)) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse8 (not (<= 0 |old(~waterLevel~0)|))) (.cse10 (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 .cse0 .cse1 .cse8 .cse2 .cse3 .cse4 .cse9) (or .cse0 .cse1 (not (< 1 |old(~waterLevel~0)|)) .cse10 .cse3 .cse4) (or .cse6 .cse7 .cse0 (not (<= 1 |old(~waterLevel~0)|)) .cse10 .cse3) (or .cse6 (not (<= |old(~waterLevel~0)| 1)) .cse7 .cse0 .cse8 .cse2) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse10 .cse4 .cse9) (or .cse0 .cse1 .cse8 .cse10 .cse4 .cse11 .cse9) (or .cse6 .cse7 .cse0 .cse8 .cse10 .cse11)))) [2022-07-12 06:21:31,945 INFO L899 garLoopResultBuilder]: For program point L541-1(line 541) no Hoare annotation was computed. [2022-07-12 06:21:31,945 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 568) no Hoare annotation was computed. [2022-07-12 06:21:31,945 INFO L899 garLoopResultBuilder]: For program point L554(lines 554 571) no Hoare annotation was computed. [2022-07-12 06:21:31,945 INFO L895 garLoopResultBuilder]: At program point L554-1(lines 546 574) the Hoare annotation is: (let ((.cse5 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~3#1| 2)) (.cse6 (= 2 |timeShift_getWaterLevel_#res#1|)) (.cse21 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse13 (= ~pumpRunning~0 0)) (.cse22 (< |timeShift_getWaterLevel_#res#1| 2)) (.cse23 (<= ~pumpRunning~0 |timeShift___utac_acc__Specification5_spec__3_~tmp___0~0#1|)) (.cse26 (< |timeShift___utac_acc__Specification5_spec__3_~tmp~3#1| 2)) (.cse15 (= 1 ~systemActive~0)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse31 (not (<= 2 |old(~waterLevel~0)|))) (.cse24 (not (= |old(~waterLevel~0)| 1))) (.cse28 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (let ((.cse20 (and (or .cse31 (= |old(~switchedOnBeforeTS~0)| 0)) (or .cse24 .cse28))) (.cse17 (<= ~waterLevel~0 0)) (.cse19 (<= 0 ~waterLevel~0)) (.cse25 (not (<= 0 |old(~waterLevel~0)|))) (.cse27 (not (<= |old(~waterLevel~0)| 0))) (.cse10 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (< 1 |old(~waterLevel~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse12 (<= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse14 (<= |timeShift___utac_acc__Specification5_spec__3_~tmp~3#1| ~waterLevel~0)) (.cse16 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse29 (= ~waterLevel~0 1)) (.cse18 (<= 1 ~switchedOnBeforeTS~0)) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse30 (and .cse21 .cse13 .cse22 .cse23 .cse26 .cse15 .cse7)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not .cse15)) (.cse3 (and .cse21 .cse13 .cse5 .cse6 (<= 2 ~waterLevel~0) .cse15 .cse7)) (.cse11 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and (<= 1 ~pumpRunning~0) .cse5 .cse6 .cse7) .cse8) (or .cse9 .cse1 .cse10 .cse11 (and .cse12 .cse0 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19) .cse20) (or .cse0 (and .cse21 .cse13 .cse22 .cse23 .cse15 (not (<= 2 |timeShift___utac_acc__Specification5_spec__3_~tmp~3#1|)) .cse7) .cse24 .cse1 .cse4) (or .cse1 .cse10 .cse25 (and .cse0 .cse13 .cse22 .cse26 .cse15 .cse16 .cse7 .cse18) .cse11 .cse27 .cse28) (or .cse1 .cse10 .cse2 .cse11 (and .cse12 .cse0 .cse13 .cse14 .cse15 .cse16 .cse29 .cse18) .cse8) (or .cse1 .cse10 .cse25 .cse4 (and .cse21 .cse0 .cse22 .cse23 .cse26 .cse15 .cse16 .cse7 .cse18) .cse27 .cse28) (or .cse0 .cse1 .cse25 .cse4 .cse30 .cse27) (or .cse9 .cse1 .cse10 .cse4 .cse20 (and .cse21 .cse12 .cse0 .cse23 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19)) (or .cse0 .cse1 .cse25 .cse11 .cse30 .cse27) (or .cse1 .cse10 .cse2 .cse4 (and .cse21 .cse12 .cse0 .cse23 .cse14 .cse15 .cse16 .cse29 .cse18) .cse8) (or .cse9 .cse0 .cse1 (not (<= 1 |old(~waterLevel~0)|)) .cse11 .cse30) (or .cse0 .cse1 .cse3 .cse11 .cse8 .cse31)))) [2022-07-12 06:21:31,945 INFO L899 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2022-07-12 06:21:31,945 INFO L895 garLoopResultBuilder]: At program point L63-2(lines 59 70) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (<= 1 ~switchedOnBeforeTS~0)) (.cse8 (not (<= 2 |old(~waterLevel~0)|))) (.cse15 (not (= |old(~waterLevel~0)| 1))) (.cse17 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (and (or .cse8 (= |old(~switchedOnBeforeTS~0)| 0)) (or .cse15 .cse17))) (.cse11 (and .cse4 (<= ~waterLevel~0 0) .cse5 (<= 0 ~waterLevel~0))) (.cse16 (and .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) .cse5)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse14 (not (<= |old(~waterLevel~0)| 0))) (.cse2 (not (< 1 |old(~waterLevel~0)|))) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse12 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse13 (not (<= 0 |old(~waterLevel~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 (= ~waterLevel~0 1) .cse5) .cse6) (or .cse0 .cse1 .cse7 (and .cse4 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= 1 ~waterLevel~0) .cse5) .cse6 .cse8) (or .cse9 .cse0 .cse1 .cse3 .cse10 .cse11) (or .cse12 .cse0 .cse2 .cse3 .cse6) (or .cse12 .cse0 .cse13 .cse3 .cse14) (or .cse12 .cse15 .cse0 .cse3) (or .cse16 .cse0 .cse1 .cse13 .cse3 .cse14 .cse17) (or .cse9 .cse0 .cse1 .cse7 .cse10 .cse11) (or .cse16 .cse0 .cse1 .cse13 .cse7 .cse14 .cse17) (or .cse12 .cse0 .cse2 .cse7 .cse6) (or .cse9 .cse12 .cse0 .cse13 .cse7)))) [2022-07-12 06:21:31,946 INFO L895 garLoopResultBuilder]: At program point L699(lines 694 701) the Hoare annotation is: (let ((.cse7 (not (<= |old(~waterLevel~0)| 0))) (.cse10 (not (< 1 |old(~waterLevel~0)|))) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse2 (<= 1 ~switchedOnBeforeTS~0)) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= 0 |old(~waterLevel~0)|))) (.cse13 (not (= ~methaneLevelCritical~0 0))) (.cse11 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (or .cse9 .cse3 .cse10 .cse6 .cse11) (or .cse9 .cse3 .cse5 .cse6 .cse7) (or (and .cse0 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= 1 ~waterLevel~0) .cse1 .cse2) .cse3 .cse4 .cse6 .cse11 (not (<= 2 |old(~waterLevel~0)|))) (or .cse9 .cse12 .cse3 .cse6) (or .cse3 .cse4 .cse10 .cse13 .cse11) (or .cse9 .cse3 .cse10 .cse13 .cse11) (or .cse12 .cse3 .cse4 (and .cse0 .cse1 (<= ~waterLevel~0 0) .cse2 (<= 0 ~waterLevel~0)) .cse6 .cse8) (or (not (<= |old(~waterLevel~0)| 1)) .cse9 .cse3 .cse5 .cse13) (or .cse3 .cse4 .cse5 .cse13 .cse11 .cse8))) [2022-07-12 06:21:31,946 INFO L895 garLoopResultBuilder]: At program point L658(line 658) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= |old(~waterLevel~0)| 0))) (.cse7 (not (< 1 |old(~waterLevel~0)|))) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~waterLevel~0)|))) (.cse9 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (= ~methaneLevelCritical~0 0))) (.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse12 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse13 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse3 .cse4) (or .cse6 .cse0 .cse2 .cse3 .cse8) (or .cse0 .cse1 .cse3 .cse4 (not (<= 2 |old(~waterLevel~0)|))) (or .cse6 .cse9 .cse0 .cse3) (or .cse0 .cse1 .cse7 .cse10 .cse4 (and .cse11 .cse12 (= ~waterLevel~0 1) .cse13)) (or .cse0 .cse1 .cse2 .cse10 (and .cse11 .cse12 (= |old(~waterLevel~0)| ~waterLevel~0) .cse13) .cse8 .cse5) (or .cse6 .cse0 .cse7 .cse10 .cse4) (or (not (<= |old(~waterLevel~0)| 1)) .cse6 .cse0 .cse2 .cse10) (or .cse9 .cse0 .cse1 .cse10 (and .cse11 .cse12 (<= ~waterLevel~0 0) .cse13 (<= 0 ~waterLevel~0)) .cse5))) [2022-07-12 06:21:31,946 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 583 609) the Hoare annotation is: (let ((.cse12 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse13 (= |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)|) .cse12 .cse13)) (.cse9 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse6 (and (= ~pumpRunning~0 0) .cse12 .cse13)) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse8 (not (<= 0 |old(~waterLevel~0)|))) (.cse10 (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 .cse0 .cse1 .cse8 .cse2 .cse3 .cse4 .cse9) (or .cse0 .cse1 (not (< 1 |old(~waterLevel~0)|)) .cse10 .cse3 .cse4) (or .cse6 .cse7 .cse0 (not (<= 1 |old(~waterLevel~0)|)) .cse10 .cse3) (or .cse6 (not (<= |old(~waterLevel~0)| 1)) .cse7 .cse0 .cse8 .cse2) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse10 .cse4 .cse9) (or .cse0 .cse1 .cse8 .cse10 .cse4 .cse11 .cse9) (or .cse6 .cse7 .cse0 .cse8 .cse10 .cse11)))) [2022-07-12 06:21:31,946 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 565) no Hoare annotation was computed. [2022-07-12 06:21:31,946 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 583 609) no Hoare annotation was computed. [2022-07-12 06:21:31,946 INFO L895 garLoopResultBuilder]: At program point L650(line 650) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (<= 1 ~switchedOnBeforeTS~0)) (.cse8 (not (<= 2 |old(~waterLevel~0)|))) (.cse15 (not (= |old(~waterLevel~0)| 1))) (.cse17 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (and (or .cse8 (= |old(~switchedOnBeforeTS~0)| 0)) (or .cse15 .cse17))) (.cse11 (and .cse4 (<= ~waterLevel~0 0) .cse5 (<= 0 ~waterLevel~0))) (.cse16 (and .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) .cse5)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse14 (not (<= |old(~waterLevel~0)| 0))) (.cse2 (not (< 1 |old(~waterLevel~0)|))) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse12 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse13 (not (<= 0 |old(~waterLevel~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 (= ~waterLevel~0 1) .cse5) .cse6) (or .cse0 .cse1 .cse7 (and .cse4 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= 1 ~waterLevel~0) .cse5) .cse6 .cse8) (or .cse9 .cse0 .cse1 .cse3 .cse10 .cse11) (or .cse12 .cse0 .cse2 .cse3 .cse6) (or .cse12 .cse0 .cse13 .cse3 .cse14) (or .cse12 .cse15 .cse0 .cse3) (or .cse16 .cse0 .cse1 .cse13 .cse3 .cse14 .cse17) (or .cse9 .cse0 .cse1 .cse7 .cse10 .cse11) (or .cse16 .cse0 .cse1 .cse13 .cse7 .cse14 .cse17) (or .cse12 .cse0 .cse2 .cse7 .cse6) (or .cse9 .cse12 .cse0 .cse13 .cse7)))) [2022-07-12 06:21:31,946 INFO L899 garLoopResultBuilder]: For program point L650-1(line 650) no Hoare annotation was computed. [2022-07-12 06:21:31,946 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2022-07-12 06:21:31,946 INFO L895 garLoopResultBuilder]: At program point L832(lines 789 834) 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 .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))) [2022-07-12 06:21:31,946 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 805) no Hoare annotation was computed. [2022-07-12 06:21:31,946 INFO L899 garLoopResultBuilder]: For program point L799-1(lines 799 805) no Hoare annotation was computed. [2022-07-12 06:21:31,947 INFO L902 garLoopResultBuilder]: At program point L952(lines 944 954) the Hoare annotation is: true [2022-07-12 06:21:31,947 INFO L899 garLoopResultBuilder]: For program point L791(lines 791 795) no Hoare annotation was computed. [2022-07-12 06:21:31,947 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 972) no Hoare annotation was computed. [2022-07-12 06:21:31,947 INFO L899 garLoopResultBuilder]: For program point L965-2(lines 965 972) no Hoare annotation was computed. [2022-07-12 06:21:31,947 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 06:21:31,947 INFO L895 garLoopResultBuilder]: At program point L862(lines 858 864) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-12 06:21:31,947 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-12 06:21:31,959 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-12 06:21:31,959 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 829) no Hoare annotation was computed. [2022-07-12 06:21:31,960 INFO L895 garLoopResultBuilder]: At program point L825-2(lines 819 830) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse9 (< 1 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse8 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse10 (<= ~waterLevel~0 2)) (.cse5 (<= 1 ~switchedOnBeforeTS~0)) (.cse6 (<= 0 ~waterLevel~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse3 .cse4 (= ~waterLevel~0 1)) (and .cse7 .cse8 .cse9 .cse3 .cse4 .cse10) (and .cse0 .cse1 .cse9 .cse3 .cse4 .cse10) (and .cse7 .cse1 .cse2 .cse3 .cse4 .cse6) (and .cse7 .cse1 .cse9 .cse3 .cse4 .cse10) (and .cse7 .cse8 .cse3 .cse4 (<= ~waterLevel~0 0) .cse6) (and .cse0 .cse8 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse10) (and .cse0 .cse8 .cse3 .cse4 .cse10 .cse5 .cse6))) [2022-07-12 06:21:31,960 INFO L902 garLoopResultBuilder]: At program point L974(lines 955 977) the Hoare annotation is: true [2022-07-12 06:21:31,960 INFO L895 garLoopResultBuilder]: At program point L941(lines 937 943) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-12 06:21:31,960 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 815) no Hoare annotation was computed. [2022-07-12 06:21:31,960 INFO L899 garLoopResultBuilder]: For program point L809-1(lines 809 815) no Hoare annotation was computed. [2022-07-12 06:21:31,960 INFO L902 garLoopResultBuilder]: At program point L838(lines 779 842) the Hoare annotation is: true [2022-07-12 06:21:31,961 INFO L895 garLoopResultBuilder]: At program point L801(line 801) 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 .cse8 .cse2 .cse3 .cse4 (<= 1 ~waterLevel~0)) (and .cse9 .cse8 .cse3 .cse4 .cse10 .cse11 .cse5) (and .cse9 .cse8 .cse3 .cse4 (= ~waterLevel~0 1) .cse11))) [2022-07-12 06:21:31,963 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-12 06:21:31,963 INFO L895 garLoopResultBuilder]: At program point L533(lines 528 535) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-12 06:21:31,963 INFO L895 garLoopResultBuilder]: At program point L835(lines 788 836) the Hoare annotation is: false [2022-07-12 06:21:31,963 INFO L899 garLoopResultBuilder]: For program point L790(lines 789 834) no Hoare annotation was computed. [2022-07-12 06:21:31,964 INFO L899 garLoopResultBuilder]: For program point L819(lines 819 830) no Hoare annotation was computed. [2022-07-12 06:21:31,964 INFO L895 garLoopResultBuilder]: At program point L877(lines 872 880) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-12 06:21:31,964 INFO L895 garLoopResultBuilder]: At program point L811(line 811) 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 .cse7 .cse8 .cse3 .cse4 .cse9) (and .cse0 .cse7 .cse2 .cse3 .cse4 (<= 1 ~waterLevel~0)))) [2022-07-12 06:21:31,964 INFO L895 garLoopResultBuilder]: At program point L869(lines 865 871) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-12 06:21:31,964 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 71 82) no Hoare annotation was computed. [2022-07-12 06:21:31,964 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 71 82) no Hoare annotation was computed. [2022-07-12 06:21:31,964 INFO L895 garLoopResultBuilder]: At program point waterRiseENTRY(lines 71 82) the Hoare annotation is: (let ((.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse10 (not (<= |old(~waterLevel~0)| 0))) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse11 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse9 (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 .cse8 .cse1 .cse6 .cse3) (or .cse0 .cse1 .cse6 .cse3 .cse4 .cse5) (or .cse1 .cse9 .cse6 .cse7 .cse3 .cse10 .cse11) (or .cse0 .cse1 .cse9 .cse6 .cse3 .cse10) (or .cse8 .cse1 .cse6 .cse7 (= ~waterLevel~0 1) .cse11) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse9 .cse2 .cse3))) [2022-07-12 06:21:31,965 INFO L895 garLoopResultBuilder]: At program point L632(line 632) the Hoare annotation is: (let ((.cse9 (= 1 ~systemActive~0))) (let ((.cse6 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (<= ~waterLevel~0 2))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not .cse9)) (.cse2 (not (<= 0 ~waterLevel~0))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0) .cse9 (= |processEnvironment__wrappee__methaneQuery_~tmp~4#1| 0))) (.cse5 (not (<= ~waterLevel~0 1)))) (and (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 (not (<= 1 ~waterLevel~0)) .cse3 .cse4 .cse5) (or .cse1 .cse2 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 .cse5 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse6 .cse7 .cse4 .cse8) (or .cse0 .cse1 .cse6 .cse3 .cse4 .cse8) (or .cse0 .cse1 .cse2 .cse7 .cse4 .cse5)))) [2022-07-12 06:21:31,965 INFO L899 garLoopResultBuilder]: For program point L626(lines 626 634) no Hoare annotation was computed. [2022-07-12 06:21:31,965 INFO L895 garLoopResultBuilder]: At program point L145(lines 136 149) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0))) (let ((.cse8 (not (<= 1 ~waterLevel~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= ~waterLevel~0 1))) (.cse11 (not (<= ~waterLevel~0 0))) (.cse6 (not (<= 0 ~waterLevel~0))) (.cse9 (and (<= 1 |processEnvironment__wrappee__methaneQuery_isHighWaterSensorDry_#res#1|) .cse1)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse10 (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 .cse2 .cse8 .cse9 .cse10 .cse7) (or .cse0 .cse11 .cse2 .cse6 .cse9 .cse4) (or .cse0 .cse2 .cse8 .cse9 .cse4 .cse7) (or .cse0 .cse11 .cse2 .cse6 .cse9 .cse10) (or .cse0 .cse1 .cse2 .cse3 .cse10 .cse5)))) [2022-07-12 06:21:31,965 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 639) no Hoare annotation was computed. [2022-07-12 06:21:31,965 INFO L899 garLoopResultBuilder]: For program point L684(lines 684 690) no Hoare annotation was computed. [2022-07-12 06:21:31,965 INFO L895 garLoopResultBuilder]: At program point L682(line 682) the Hoare annotation is: (let ((.cse2 (not (<= 2 ~waterLevel~0))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 0 ~waterLevel~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 .cse7 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 .cse8 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse8 .cse7) (or .cse0 .cse1 .cse6 .cse3 .cse7))) [2022-07-12 06:21:31,966 INFO L895 garLoopResultBuilder]: At program point L684-2(lines 677 693) the Hoare annotation is: (let ((.cse6 (not (<= ~waterLevel~0 2))) (.cse7 (= |processEnvironment__wrappee__methaneQuery_activatePump_~tmp~6#1| ~methaneLevelCritical~0)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.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 (not (<= 2 ~waterLevel~0)) .cse2 .cse6 (and (<= 1 ~pumpRunning~0) .cse7)) (or .cse4 .cse0 .cse1 .cse5 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3))) [2022-07-12 06:21:31,968 INFO L899 garLoopResultBuilder]: For program point L682-1(line 682) no Hoare annotation was computed. [2022-07-12 06:21:31,968 INFO L895 garLoopResultBuilder]: At program point L773(lines 758 776) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse12 (= ~pumpRunning~0 0))) (let ((.cse7 (not (<= ~waterLevel~0 0))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and .cse11 .cse12)) (.cse4 (not (<= ~waterLevel~0 2))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse10 (not (<= 1 ~waterLevel~0))) (.cse8 (and (= |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_~tmp___0~1#1| 0) .cse11 .cse12 (= |processEnvironment__wrappee__methaneQuery_isHighWaterLevel_#res#1| 0))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2 .cse3 .cse4) (or .cse1 .cse5 (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse6 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse7 .cse1 .cse5 .cse8 .cse9) (or .cse0 .cse7 .cse1 .cse5 .cse8 .cse2) (or .cse0 .cse1 .cse10 .cse8 .cse2 .cse6) (or (not (< 1 ~waterLevel~0)) .cse0 .cse1 .cse9 .cse3 .cse4) (or .cse0 .cse1 .cse10 .cse8 .cse9 .cse6)))) [2022-07-12 06:21:31,968 INFO L895 garLoopResultBuilder]: At program point L674(lines 669 676) the Hoare annotation is: (let ((.cse5 (not (<= 2 ~waterLevel~0))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.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 .cse5 .cse2 .cse7 (and (<= 1 ~pumpRunning~0) (= |processEnvironment__wrappee__methaneQuery_activatePump_~tmp~6#1| ~methaneLevelCritical~0))) (or .cse4 .cse0 .cse1 .cse6 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3))) [2022-07-12 06:21:31,968 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 771) no Hoare annotation was computed. [2022-07-12 06:21:31,969 INFO L899 garLoopResultBuilder]: For program point L767-2(lines 767 771) no Hoare annotation was computed. [2022-07-12 06:21:31,969 INFO L895 garLoopResultBuilder]: At program point L637(line 637) the Hoare annotation is: (let ((.cse2 (not (<= 2 ~waterLevel~0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse8 (not (<= ~waterLevel~0 1))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse10 (not (<= 0 ~waterLevel~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (<= 1 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse5 .cse4) (or .cse6 .cse1 .cse7 (not (<= 1 ~waterLevel~0)) .cse3 .cse8 .cse9) (or .cse0 .cse1 .cse10 .cse5 .cse8) (or .cse0 .cse1 .cse10 .cse3 .cse8) (or .cse6 (not (<= ~waterLevel~0 0)) .cse1 .cse10 .cse7 .cse3 .cse9))) [2022-07-12 06:21:31,973 INFO L899 garLoopResultBuilder]: For program point L637-1(lines 618 642) no Hoare annotation was computed. [2022-07-12 06:21:31,974 INFO L895 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 618 642) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~waterLevel~0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~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))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~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 .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0)) .cse4 .cse12))) [2022-07-12 06:21:31,974 INFO L899 garLoopResultBuilder]: For program point L140(lines 140 146) no Hoare annotation was computed. [2022-07-12 06:21:31,974 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 618 642) no Hoare annotation was computed. [2022-07-12 06:21:31,974 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 713 721) no Hoare annotation was computed. [2022-07-12 06:21:31,974 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 713 721) the Hoare annotation is: true [2022-07-12 06:21:31,974 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 713 721) no Hoare annotation was computed. [2022-07-12 06:21:31,974 INFO L902 garLoopResultBuilder]: At program point isMethaneAlarmENTRY(lines 702 712) the Hoare annotation is: true [2022-07-12 06:21:31,975 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 702 712) no Hoare annotation was computed. [2022-07-12 06:21:31,975 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 702 712) no Hoare annotation was computed. [2022-07-12 06:21:31,975 INFO L895 garLoopResultBuilder]: At program point L100(lines 95 103) 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))) [2022-07-12 06:21:31,981 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 06:21:31,984 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 06:21:32,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 06:21:32 BoogieIcfgContainer [2022-07-12 06:21:32,116 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 06:21:32,116 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 06:21:32,116 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 06:21:32,117 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 06:21:32,117 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 06:20:55" (3/4) ... [2022-07-12 06:21:32,119 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 06:21:32,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-07-12 06:21:32,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-07-12 06:21:32,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-07-12 06:21:32,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-07-12 06:21:32,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-07-12 06:21:32,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-07-12 06:21:32,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-07-12 06:21:32,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-07-12 06:21:32,154 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2022-07-12 06:21:32,155 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-07-12 06:21:32,156 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-12 06:21:32,156 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-12 06:21:32,156 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-12 06:21:32,157 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 06:21:32,157 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 06:21:32,193 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) && (((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && waterLevel == 1))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(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))) && ((((((((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))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel))) [2022-07-12 06:21:32,207 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == \old(pumpRunning) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((pumpRunning == \old(pumpRunning) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((!(2 <= \old(waterLevel)) || \old(switchedOnBeforeTS) == 0) && (!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))))) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel))) && ((((!(\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))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((!(2 <= \old(waterLevel)) || \old(switchedOnBeforeTS) == 0) && (!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))))) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel))) && ((((((((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)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) [2022-07-12 06:21:32,208 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && tmp == 2) && 2 == \result) && 2 <= waterLevel) && 1 == systemActive) && \old(waterLevel) == waterLevel)) || !(methaneLevelCritical == 0)) || (((1 <= pumpRunning && tmp == 2) && 2 == \result) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) && (((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((((((((\result <= waterLevel && !(\old(pumpRunning) == 0)) && pumpRunning == 0) && tmp <= waterLevel) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || ((!(2 <= \old(waterLevel)) || \old(switchedOnBeforeTS) == 0) && (!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS)))))) && ((((!(\old(pumpRunning) == 0) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \result < 2) && pumpRunning <= tmp___0) && 1 == systemActive) && !(2 <= tmp)) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || (((((((!(\old(pumpRunning) == 0) && pumpRunning == 0) && \result < 2) && tmp < 2) && 1 == systemActive) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((((((\result <= waterLevel && !(\old(pumpRunning) == 0)) && pumpRunning == 0) && tmp <= waterLevel) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((((((((pumpRunning == \old(pumpRunning) && !(\old(pumpRunning) == 0)) && \result < 2) && pumpRunning <= tmp___0) && tmp < 2) && 1 == systemActive) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \result < 2) && pumpRunning <= tmp___0) && tmp < 2) && 1 == systemActive) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 0))) && (((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((!(2 <= \old(waterLevel)) || \old(switchedOnBeforeTS) == 0) && (!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))))) || (((((((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && !(\old(pumpRunning) == 0)) && pumpRunning <= tmp___0) && tmp <= waterLevel) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \result < 2) && pumpRunning <= tmp___0) && tmp < 2) && 1 == systemActive) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((((((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && !(\old(pumpRunning) == 0)) && pumpRunning <= tmp___0) && tmp <= waterLevel) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \result < 2) && pumpRunning <= tmp___0) && tmp < 2) && 1 == systemActive) && \old(waterLevel) == waterLevel))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && tmp == 2) && 2 == \result) && 2 <= waterLevel) && 1 == systemActive) && \old(waterLevel) == waterLevel)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel))) [2022-07-12 06:21:32,209 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((pumpRunning == 0 && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS))) && (((((((((pumpRunning == 0 && 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) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && waterLevel == 1))) && (((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == 0 && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || ((!(2 <= \old(waterLevel)) || \old(switchedOnBeforeTS) == 0) && (!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS)))))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || (((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && ((((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((!(2 <= \old(waterLevel)) || \old(switchedOnBeforeTS) == 0) && (!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))))) || ((((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) [2022-07-12 06:21:32,209 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))) && ((((!(\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)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) [2022-07-12 06:21:32,210 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == 0 && \result < 2) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS))) && (((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && \result < 2) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(\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))) && ((((((((((\result <= waterLevel && pumpRunning == 0) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (((((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((((\result <= waterLevel && pumpRunning == 0) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && tmp == methaneLevelCritical) && waterLevel <= 0) && 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))) [2022-07-12 06:21:32,210 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((pumpRunning == 0 && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\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))) && (((((((((pumpRunning == 0 && 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) || !(\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)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == 0 && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) [2022-07-12 06:21:32,210 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) [2022-07-12 06:21:32,210 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 <= \result && pumpRunning == 0)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || (1 <= \result && pumpRunning == 0)) || !(methaneLevelCritical == 0))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || (1 <= \result && pumpRunning == 0)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || (1 <= \result && pumpRunning == 0)) || !(1 <= methaneLevelCritical))) && (((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) [2022-07-12 06:21:32,210 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)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || (1 <= pumpRunning && tmp == methaneLevelCritical))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) [2022-07-12 06:21:32,211 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)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || (1 <= pumpRunning && tmp == methaneLevelCritical))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) [2022-07-12 06:21:32,211 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || (pumpRunning == \old(pumpRunning) && pumpRunning == 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)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(1 <= methaneLevelCritical))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(methaneLevelCritical == 0))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && (((((!(1 < waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == \old(pumpRunning) && pumpRunning == 0)) || !(waterLevel <= 2))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1)) [2022-07-12 06:21:32,256 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 06:21:32,256 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 06:21:32,257 INFO L158 Benchmark]: Toolchain (without parser) took 37765.50ms. Allocated memory was 90.2MB in the beginning and 232.8MB in the end (delta: 142.6MB). Free memory was 54.3MB in the beginning and 110.0MB in the end (delta: -55.7MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. [2022-07-12 06:21:32,257 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 90.2MB. Free memory was 59.8MB in the beginning and 59.8MB in the end (delta: 24.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 06:21:32,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.88ms. Allocated memory is still 90.2MB. Free memory was 54.1MB in the beginning and 56.3MB in the end (delta: -2.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-12 06:21:32,258 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.09ms. Allocated memory is still 90.2MB. Free memory was 56.3MB in the beginning and 53.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-12 06:21:32,258 INFO L158 Benchmark]: Boogie Preprocessor took 38.92ms. Allocated memory is still 90.2MB. Free memory was 53.7MB in the beginning and 52.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-12 06:21:32,259 INFO L158 Benchmark]: RCFGBuilder took 501.61ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 52.2MB in the beginning and 84.6MB in the end (delta: -32.4MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-07-12 06:21:32,259 INFO L158 Benchmark]: TraceAbstraction took 36549.92ms. Allocated memory was 109.1MB in the beginning and 232.8MB in the end (delta: 123.7MB). Free memory was 84.0MB in the beginning and 116.3MB in the end (delta: -32.3MB). Peak memory consumption was 142.2MB. Max. memory is 16.1GB. [2022-07-12 06:21:32,260 INFO L158 Benchmark]: Witness Printer took 140.13ms. Allocated memory is still 232.8MB. Free memory was 116.3MB in the beginning and 110.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-12 06:21:32,263 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 90.2MB. Free memory was 59.8MB in the beginning and 59.8MB in the end (delta: 24.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.88ms. Allocated memory is still 90.2MB. Free memory was 54.1MB in the beginning and 56.3MB in the end (delta: -2.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.09ms. Allocated memory is still 90.2MB. Free memory was 56.3MB in the beginning and 53.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.92ms. Allocated memory is still 90.2MB. Free memory was 53.7MB in the beginning and 52.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 501.61ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 52.2MB in the beginning and 84.6MB in the end (delta: -32.4MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * TraceAbstraction took 36549.92ms. Allocated memory was 109.1MB in the beginning and 232.8MB in the end (delta: 123.7MB). Free memory was 84.0MB in the beginning and 116.3MB in the end (delta: -32.3MB). Peak memory consumption was 142.2MB. Max. memory is 16.1GB. * Witness Printer took 140.13ms. Allocated memory is still 232.8MB. Free memory was 116.3MB in the beginning and 110.0MB 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: 155]: 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 9 procedures, 98 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 36.4s, OverallIterations: 14, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 12.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7390 SdHoareTripleChecker+Valid, 8.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7343 mSDsluCounter, 7704 SdHoareTripleChecker+Invalid, 6.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5592 mSDsCounter, 3208 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11706 IncrementalHoareTripleChecker+Invalid, 14914 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3208 mSolverCounterUnsat, 2112 mSDtfsCounter, 11706 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2602 GetRequests, 2219 SyntacticMatches, 13 SemanticMatches, 370 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5092 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1259occurred in iteration=13, InterpolantAutomatonStates: 281, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 14 MinimizatonAttempts, 535 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 3045 PreInvPairs, 3366 NumberOfFragments, 6834 HoareAnnotationTreeSize, 3045 FomulaSimplifications, 6720 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 45 FomulaSimplificationsInter, 67116 FormulaSimplificationTreeSizeReductionInter, 13.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.9s InterpolantComputationTime, 2384 NumberOfCodeBlocks, 2384 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 3334 ConstructedInterpolants, 0 QuantifiedInterpolants, 7993 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3631 ConjunctsInSsa, 79 ConjunctsInUnsatCore, 24 InterpolantComputations, 9 PerfectInterpolantSequences, 3091/3651 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: 865]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 136]: 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 <= \result && pumpRunning == 0)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || (1 <= \result && pumpRunning == 0)) || !(methaneLevelCritical == 0))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || (1 <= \result && pumpRunning == 0)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || (1 <= \result && pumpRunning == 0)) || !(1 <= methaneLevelCritical))) && (((((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) - InvariantResult [Line: 789]: 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 && 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: 536]: Loop Invariant Derived loop invariant: ((((((((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) && (((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && waterLevel == 1))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(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))) && ((((((((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))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel))) - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: ((((((((((((((((((pumpRunning == 0 && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS))) && (((((((((pumpRunning == 0 && 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) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && waterLevel == 1))) && (((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == 0 && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || ((!(2 <= \old(waterLevel)) || \old(switchedOnBeforeTS) == 0) && (!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS)))))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || (((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS))) && (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0))) && ((((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((!(2 <= \old(waterLevel)) || \old(switchedOnBeforeTS) == 0) && (!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))))) || ((((pumpRunning == \old(pumpRunning) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) - InvariantResult [Line: 95]: 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: 937]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: ((((((((((((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && tmp == 2) && 2 == \result) && 2 <= waterLevel) && 1 == systemActive) && \old(waterLevel) == waterLevel)) || !(methaneLevelCritical == 0)) || (((1 <= pumpRunning && tmp == 2) && 2 == \result) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) && (((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((((((((\result <= waterLevel && !(\old(pumpRunning) == 0)) && pumpRunning == 0) && tmp <= waterLevel) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || ((!(2 <= \old(waterLevel)) || \old(switchedOnBeforeTS) == 0) && (!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS)))))) && ((((!(\old(pumpRunning) == 0) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \result < 2) && pumpRunning <= tmp___0) && 1 == systemActive) && !(2 <= tmp)) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || (((((((!(\old(pumpRunning) == 0) && pumpRunning == 0) && \result < 2) && tmp < 2) && 1 == systemActive) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || (((((((\result <= waterLevel && !(\old(pumpRunning) == 0)) && pumpRunning == 0) && tmp <= waterLevel) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((((((((pumpRunning == \old(pumpRunning) && !(\old(pumpRunning) == 0)) && \result < 2) && pumpRunning <= tmp___0) && tmp < 2) && 1 == systemActive) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \result < 2) && pumpRunning <= tmp___0) && tmp < 2) && 1 == systemActive) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 0))) && (((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((!(2 <= \old(waterLevel)) || \old(switchedOnBeforeTS) == 0) && (!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))))) || (((((((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && !(\old(pumpRunning) == 0)) && pumpRunning <= tmp___0) && tmp <= waterLevel) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \result < 2) && pumpRunning <= tmp___0) && tmp < 2) && 1 == systemActive) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((((((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && !(\old(pumpRunning) == 0)) && pumpRunning <= tmp___0) && tmp <= waterLevel) && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && \result < 2) && pumpRunning <= tmp___0) && tmp < 2) && 1 == systemActive) && \old(waterLevel) == waterLevel))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((((((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && tmp == 2) && 2 == \result) && 2 <= waterLevel) && 1 == systemActive) && \old(waterLevel) == waterLevel)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel))) - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: ((((((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || (pumpRunning == \old(pumpRunning) && pumpRunning == 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)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(1 <= methaneLevelCritical))) && (((((!(\old(pumpRunning) == 0) || !(waterLevel <= 0)) || !(1 == systemActive)) || !(0 <= waterLevel)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(methaneLevelCritical == 0))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && (((((!(1 < waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == \old(pumpRunning) && pumpRunning == 0)) || !(waterLevel <= 2))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || (((tmp___0 == 0 && pumpRunning == \old(pumpRunning)) && pumpRunning == 0) && \result == 0)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1)) - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: (((((((((((((((((pumpRunning == 0 && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\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))) && (((((((((pumpRunning == 0 && 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) || !(\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)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == 0 && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 669]: 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)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || (1 <= pumpRunning && tmp == methaneLevelCritical))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((((pumpRunning == 0 && \result < 2) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS))) && (((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && \result < 2) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(\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))) && ((((((((((\result <= waterLevel && pumpRunning == 0) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && ((((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (((((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2))) && (((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || ((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((((\result <= waterLevel && pumpRunning == 0) && tmp == methaneLevelCritical) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && tmp == methaneLevelCritical) && waterLevel <= 0) && 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))) - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: ((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) || !(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)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ((((((((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == \old(pumpRunning) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((pumpRunning == \old(pumpRunning) && waterLevel + 1 <= \old(waterLevel)) && 1 <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((!(2 <= \old(waterLevel)) || \old(switchedOnBeforeTS) == 0) && (!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))))) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel))) && ((((!(\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))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical))) && ((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(0 <= \old(waterLevel))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 0)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((!(2 <= \old(waterLevel)) || \old(switchedOnBeforeTS) == 0) && (!(\old(waterLevel) == 1) || !(1 <= \old(switchedOnBeforeTS))))) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 0) && 1 <= switchedOnBeforeTS) && 0 <= waterLevel))) && ((((((((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)) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(0 <= \old(waterLevel))) || !(methaneLevelCritical == 0)) - InvariantResult [Line: 677]: 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)) || !(2 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || (1 <= pumpRunning && tmp == methaneLevelCritical))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(0 <= waterLevel)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-12 06:21:32,367 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