./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product37.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 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_product37.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 3ab30b3db91b0e47e6f9b2ed9ba465facc49148e5cdc1cad78e4808ba0c7de84 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 05:02:16,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 05:02:16,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 05:02:16,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 05:02:16,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 05:02:16,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 05:02:16,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 05:02:16,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 05:02:16,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 05:02:16,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 05:02:16,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 05:02:16,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 05:02:16,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 05:02:16,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 05:02:16,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 05:02:16,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 05:02:16,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 05:02:16,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 05:02:16,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 05:02:16,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 05:02:16,446 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 05:02:16,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 05:02:16,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 05:02:16,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 05:02:16,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 05:02:16,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 05:02:16,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 05:02:16,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 05:02:16,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 05:02:16,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 05:02:16,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 05:02:16,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 05:02:16,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 05:02:16,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 05:02:16,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 05:02:16,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 05:02:16,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 05:02:16,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 05:02:16,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 05:02:16,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 05:02:16,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 05:02:16,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 05:02:16,470 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-21 05:02:16,495 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 05:02:16,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 05:02:16,495 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 05:02:16,495 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 05:02:16,496 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 05:02:16,496 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 05:02:16,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 05:02:16,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 05:02:16,497 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 05:02:16,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 05:02:16,497 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 05:02:16,497 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 05:02:16,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 05:02:16,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 05:02:16,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 05:02:16,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 05:02:16,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 05:02:16,506 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 05:02:16,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 05:02:16,506 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 05:02:16,506 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 05:02:16,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 05:02:16,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 05:02:16,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 05:02:16,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 05:02:16,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 05:02:16,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 05:02:16,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 05:02:16,508 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 05:02:16,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 05:02:16,508 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 05:02:16,508 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 05:02:16,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 05:02:16,508 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ab30b3db91b0e47e6f9b2ed9ba465facc49148e5cdc1cad78e4808ba0c7de84 [2022-07-21 05:02:16,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 05:02:16,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 05:02:16,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 05:02:16,762 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 05:02:16,763 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 05:02:16,764 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product37.cil.c [2022-07-21 05:02:16,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/479824771/67cb04bfe25f4050937b91d739e838f8/FLAG9cd7dc3db [2022-07-21 05:02:17,275 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 05:02:17,275 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product37.cil.c [2022-07-21 05:02:17,285 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/479824771/67cb04bfe25f4050937b91d739e838f8/FLAG9cd7dc3db [2022-07-21 05:02:17,297 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/479824771/67cb04bfe25f4050937b91d739e838f8 [2022-07-21 05:02:17,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 05:02:17,300 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 05:02:17,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 05:02:17,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 05:02:17,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 05:02:17,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 05:02:17" (1/1) ... [2022-07-21 05:02:17,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a9bdeb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:17, skipping insertion in model container [2022-07-21 05:02:17,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 05:02:17" (1/1) ... [2022-07-21 05:02:17,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 05:02:17,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 05:02:17,553 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_product37.cil.c[5071,5084] [2022-07-21 05:02:17,616 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 05:02:17,622 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 05:02:17,637 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_product37.cil.c[5071,5084] [2022-07-21 05:02:17,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 05:02:17,676 INFO L208 MainTranslator]: Completed translation [2022-07-21 05:02:17,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:17 WrapperNode [2022-07-21 05:02:17,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 05:02:17,677 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 05:02:17,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 05:02:17,677 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 05:02:17,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:17" (1/1) ... [2022-07-21 05:02:17,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:17" (1/1) ... [2022-07-21 05:02:17,709 INFO L137 Inliner]: procedures = 55, calls = 156, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 256 [2022-07-21 05:02:17,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 05:02:17,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 05:02:17,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 05:02:17,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 05:02:17,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:17" (1/1) ... [2022-07-21 05:02:17,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:17" (1/1) ... [2022-07-21 05:02:17,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:17" (1/1) ... [2022-07-21 05:02:17,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:17" (1/1) ... [2022-07-21 05:02:17,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:17" (1/1) ... [2022-07-21 05:02:17,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:17" (1/1) ... [2022-07-21 05:02:17,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:17" (1/1) ... [2022-07-21 05:02:17,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 05:02:17,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 05:02:17,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 05:02:17,728 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 05:02:17,729 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:17" (1/1) ... [2022-07-21 05:02:17,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 05:02:17,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 05:02:17,754 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) [2022-07-21 05:02:17,770 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 [2022-07-21 05:02:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 05:02:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-07-21 05:02:17,804 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-07-21 05:02:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-07-21 05:02:17,804 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-07-21 05:02:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-07-21 05:02:17,804 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-07-21 05:02:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-07-21 05:02:17,804 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-07-21 05:02:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-07-21 05:02:17,805 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-07-21 05:02:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-07-21 05:02:17,805 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-07-21 05:02:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 05:02:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-07-21 05:02:17,805 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-07-21 05:02:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 05:02:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 05:02:17,870 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 05:02:17,871 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 05:02:18,154 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 05:02:18,160 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 05:02:18,163 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-21 05:02:18,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 05:02:18 BoogieIcfgContainer [2022-07-21 05:02:18,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 05:02:18,167 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 05:02:18,167 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 05:02:18,169 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 05:02:18,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 05:02:17" (1/3) ... [2022-07-21 05:02:18,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50459db6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 05:02:18, skipping insertion in model container [2022-07-21 05:02:18,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:17" (2/3) ... [2022-07-21 05:02:18,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50459db6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 05:02:18, skipping insertion in model container [2022-07-21 05:02:18,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 05:02:18" (3/3) ... [2022-07-21 05:02:18,171 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product37.cil.c [2022-07-21 05:02:18,181 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 05:02:18,182 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 05:02:18,230 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 05:02:18,236 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@340394dc, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@92adeb4 [2022-07-21 05:02:18,236 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 05:02:18,240 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 69 states have (on average 1.3768115942028984) internal successors, (95), 77 states have internal predecessors, (95), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2022-07-21 05:02:18,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-07-21 05:02:18,249 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:18,250 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] [2022-07-21 05:02:18,251 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:18,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:18,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1723855951, now seen corresponding path program 1 times [2022-07-21 05:02:18,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:18,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383857862] [2022-07-21 05:02:18,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:18,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:18,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 05:02:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:18,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-21 05:02:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:18,441 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-21 05:02:18,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:18,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383857862] [2022-07-21 05:02:18,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383857862] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 05:02:18,442 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 05:02:18,442 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 05:02:18,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037028745] [2022-07-21 05:02:18,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 05:02:18,448 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-21 05:02:18,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:18,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-21 05:02:18,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-21 05:02:18,482 INFO L87 Difference]: Start difference. First operand has 90 states, 69 states have (on average 1.3768115942028984) internal successors, (95), 77 states have internal predecessors, (95), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) 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) [2022-07-21 05:02:18,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:18,517 INFO L93 Difference]: Finished difference Result 171 states and 232 transitions. [2022-07-21 05:02:18,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-21 05:02:18,520 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 [2022-07-21 05:02:18,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:18,526 INFO L225 Difference]: With dead ends: 171 [2022-07-21 05:02:18,526 INFO L226 Difference]: Without dead ends: 81 [2022-07-21 05:02:18,529 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 [2022-07-21 05:02:18,532 INFO L413 NwaCegarLoop]: 113 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, 113 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 [2022-07-21 05:02:18,532 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 05:02:18,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2022-07-21 05:02:18,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2022-07-21 05:02:18,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 62 states have (on average 1.3064516129032258) internal successors, (81), 69 states have internal predecessors, (81), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-07-21 05:02:18,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 104 transitions. [2022-07-21 05:02:18,565 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 104 transitions. Word has length 32 [2022-07-21 05:02:18,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:18,565 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 104 transitions. [2022-07-21 05:02:18,565 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) [2022-07-21 05:02:18,565 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 104 transitions. [2022-07-21 05:02:18,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-07-21 05:02:18,567 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:18,567 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] [2022-07-21 05:02:18,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 05:02:18,568 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:18,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:18,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1706700211, now seen corresponding path program 1 times [2022-07-21 05:02:18,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:18,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858650625] [2022-07-21 05:02:18,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:18,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:18,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:18,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 05:02:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:18,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-21 05:02:18,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:18,658 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-21 05:02:18,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:18,658 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858650625] [2022-07-21 05:02:18,658 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858650625] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 05:02:18,659 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 05:02:18,659 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 05:02:18,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080807031] [2022-07-21 05:02:18,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 05:02:18,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 05:02:18,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:18,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 05:02:18,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 05:02:18,663 INFO L87 Difference]: Start difference. First operand 81 states and 104 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) [2022-07-21 05:02:18,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:18,681 INFO L93 Difference]: Finished difference Result 154 states and 203 transitions. [2022-07-21 05:02:18,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 05:02:18,682 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 [2022-07-21 05:02:18,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:18,683 INFO L225 Difference]: With dead ends: 154 [2022-07-21 05:02:18,684 INFO L226 Difference]: Without dead ends: 81 [2022-07-21 05:02:18,685 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 [2022-07-21 05:02:18,686 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 81 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 102 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 [2022-07-21 05:02:18,692 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 102 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 05:02:18,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2022-07-21 05:02:18,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2022-07-21 05:02:18,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 62 states have (on average 1.2903225806451613) internal successors, (80), 69 states have internal predecessors, (80), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-07-21 05:02:18,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 103 transitions. [2022-07-21 05:02:18,701 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 103 transitions. Word has length 37 [2022-07-21 05:02:18,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:18,702 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 103 transitions. [2022-07-21 05:02:18,702 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) [2022-07-21 05:02:18,702 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 103 transitions. [2022-07-21 05:02:18,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-07-21 05:02:18,703 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:18,703 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] [2022-07-21 05:02:18,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 05:02:18,703 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:18,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:18,704 INFO L85 PathProgramCache]: Analyzing trace with hash -734632956, now seen corresponding path program 1 times [2022-07-21 05:02:18,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:18,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67999399] [2022-07-21 05:02:18,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:18,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:18,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 05:02:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:18,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-21 05:02:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:18,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-21 05:02:18,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:18,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67999399] [2022-07-21 05:02:18,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67999399] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 05:02:18,760 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 05:02:18,760 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 05:02:18,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350951521] [2022-07-21 05:02:18,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 05:02:18,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 05:02:18,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:18,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 05:02:18,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 05:02:18,761 INFO L87 Difference]: Start difference. First operand 81 states and 103 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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) [2022-07-21 05:02:18,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:18,788 INFO L93 Difference]: Finished difference Result 127 states and 161 transitions. [2022-07-21 05:02:18,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 05:02:18,789 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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 39 [2022-07-21 05:02:18,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:18,789 INFO L225 Difference]: With dead ends: 127 [2022-07-21 05:02:18,791 INFO L226 Difference]: Without dead ends: 72 [2022-07-21 05:02:18,791 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 [2022-07-21 05:02:18,792 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 12 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 164 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 [2022-07-21 05:02:18,794 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 164 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 05:02:18,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2022-07-21 05:02:18,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2022-07-21 05:02:18,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 56 states have (on average 1.3035714285714286) internal successors, (73), 63 states have internal predecessors, (73), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-07-21 05:02:18,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 91 transitions. [2022-07-21 05:02:18,805 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 91 transitions. Word has length 39 [2022-07-21 05:02:18,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:18,805 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 91 transitions. [2022-07-21 05:02:18,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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) [2022-07-21 05:02:18,806 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 91 transitions. [2022-07-21 05:02:18,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-07-21 05:02:18,808 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:18,808 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 05:02:18,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-21 05:02:18,808 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:18,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:18,810 INFO L85 PathProgramCache]: Analyzing trace with hash 2032099452, now seen corresponding path program 1 times [2022-07-21 05:02:18,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:18,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110954491] [2022-07-21 05:02:18,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:18,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:18,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 05:02:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:18,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-21 05:02:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:18,895 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-21 05:02:18,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:18,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110954491] [2022-07-21 05:02:18,896 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110954491] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 05:02:18,896 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 05:02:18,896 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 05:02:18,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145632075] [2022-07-21 05:02:18,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 05:02:18,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 05:02:18,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:18,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 05:02:18,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 05:02:18,898 INFO L87 Difference]: Start difference. First operand 72 states and 91 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2022-07-21 05:02:18,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:18,921 INFO L93 Difference]: Finished difference Result 183 states and 238 transitions. [2022-07-21 05:02:18,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 05:02:18,921 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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 43 [2022-07-21 05:02:18,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:18,922 INFO L225 Difference]: With dead ends: 183 [2022-07-21 05:02:18,922 INFO L226 Difference]: Without dead ends: 119 [2022-07-21 05:02:18,923 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 [2022-07-21 05:02:18,924 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 54 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 05:02:18,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 173 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 05:02:18,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2022-07-21 05:02:18,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 117. [2022-07-21 05:02:18,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 90 states have (on average 1.288888888888889) internal successors, (116), 97 states have internal predecessors, (116), 14 states have call successors, (14), 12 states have call predecessors, (14), 12 states have return successors, (18), 14 states have call predecessors, (18), 14 states have call successors, (18) [2022-07-21 05:02:18,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 148 transitions. [2022-07-21 05:02:18,945 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 148 transitions. Word has length 43 [2022-07-21 05:02:18,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:18,946 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 148 transitions. [2022-07-21 05:02:18,946 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2022-07-21 05:02:18,946 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 148 transitions. [2022-07-21 05:02:18,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-07-21 05:02:18,949 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:18,949 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] [2022-07-21 05:02:18,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-21 05:02:18,950 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:18,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:18,950 INFO L85 PathProgramCache]: Analyzing trace with hash -870205615, now seen corresponding path program 1 times [2022-07-21 05:02:18,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:18,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554449710] [2022-07-21 05:02:18,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:18,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:18,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 05:02:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-21 05:02:19,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-07-21 05:02:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,031 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-21 05:02:19,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:19,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554449710] [2022-07-21 05:02:19,032 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554449710] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 05:02:19,032 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 05:02:19,032 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 05:02:19,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652842117] [2022-07-21 05:02:19,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 05:02:19,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 05:02:19,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:19,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 05:02:19,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 05:02:19,033 INFO L87 Difference]: Start difference. First operand 117 states and 148 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-21 05:02:19,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:19,177 INFO L93 Difference]: Finished difference Result 258 states and 334 transitions. [2022-07-21 05:02:19,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 05:02:19,177 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), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 51 [2022-07-21 05:02:19,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:19,180 INFO L225 Difference]: With dead ends: 258 [2022-07-21 05:02:19,181 INFO L226 Difference]: Without dead ends: 149 [2022-07-21 05:02:19,182 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-07-21 05:02:19,182 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 63 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 375 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-21 05:02:19,186 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 375 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 05:02:19,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2022-07-21 05:02:19,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 144. [2022-07-21 05:02:19,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 112 states have (on average 1.2857142857142858) internal successors, (144), 119 states have internal predecessors, (144), 16 states have call successors, (16), 12 states have call predecessors, (16), 15 states have return successors, (23), 17 states have call predecessors, (23), 16 states have call successors, (23) [2022-07-21 05:02:19,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 183 transitions. [2022-07-21 05:02:19,202 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 183 transitions. Word has length 51 [2022-07-21 05:02:19,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:19,202 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 183 transitions. [2022-07-21 05:02:19,202 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), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-21 05:02:19,203 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 183 transitions. [2022-07-21 05:02:19,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-07-21 05:02:19,203 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:19,203 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] [2022-07-21 05:02:19,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-21 05:02:19,204 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:19,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:19,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1735817939, now seen corresponding path program 1 times [2022-07-21 05:02:19,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:19,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793230541] [2022-07-21 05:02:19,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:19,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 05:02:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-21 05:02:19,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-07-21 05:02:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,287 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-21 05:02:19,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:19,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793230541] [2022-07-21 05:02:19,288 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [793230541] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 05:02:19,288 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 05:02:19,288 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 05:02:19,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327728536] [2022-07-21 05:02:19,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 05:02:19,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 05:02:19,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:19,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 05:02:19,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 05:02:19,291 INFO L87 Difference]: Start difference. First operand 144 states and 183 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, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-07-21 05:02:19,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:19,408 INFO L93 Difference]: Finished difference Result 293 states and 383 transitions. [2022-07-21 05:02:19,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 05:02:19,408 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, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 51 [2022-07-21 05:02:19,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:19,411 INFO L225 Difference]: With dead ends: 293 [2022-07-21 05:02:19,411 INFO L226 Difference]: Without dead ends: 157 [2022-07-21 05:02:19,412 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-07-21 05:02:19,413 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 137 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-21 05:02:19,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 292 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 05:02:19,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2022-07-21 05:02:19,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 146. [2022-07-21 05:02:19,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 114 states have (on average 1.280701754385965) internal successors, (146), 121 states have internal predecessors, (146), 16 states have call successors, (16), 12 states have call predecessors, (16), 15 states have return successors, (23), 17 states have call predecessors, (23), 16 states have call successors, (23) [2022-07-21 05:02:19,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 185 transitions. [2022-07-21 05:02:19,442 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 185 transitions. Word has length 51 [2022-07-21 05:02:19,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:19,442 INFO L495 AbstractCegarLoop]: Abstraction has 146 states and 185 transitions. [2022-07-21 05:02:19,442 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, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-07-21 05:02:19,442 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 185 transitions. [2022-07-21 05:02:19,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-07-21 05:02:19,443 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:19,443 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] [2022-07-21 05:02:19,443 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-21 05:02:19,443 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:19,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:19,443 INFO L85 PathProgramCache]: Analyzing trace with hash -2136447531, now seen corresponding path program 1 times [2022-07-21 05:02:19,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:19,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241331631] [2022-07-21 05:02:19,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:19,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:19,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 05:02:19,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-21 05:02:19,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-07-21 05:02:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,506 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-21 05:02:19,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:19,507 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241331631] [2022-07-21 05:02:19,507 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241331631] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 05:02:19,507 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 05:02:19,507 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 05:02:19,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091149903] [2022-07-21 05:02:19,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 05:02:19,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 05:02:19,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:19,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 05:02:19,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 05:02:19,510 INFO L87 Difference]: Start difference. First operand 146 states and 185 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-21 05:02:19,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:19,671 INFO L93 Difference]: Finished difference Result 421 states and 552 transitions. [2022-07-21 05:02:19,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 05:02:19,672 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 51 [2022-07-21 05:02:19,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:19,673 INFO L225 Difference]: With dead ends: 421 [2022-07-21 05:02:19,673 INFO L226 Difference]: Without dead ends: 283 [2022-07-21 05:02:19,674 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-07-21 05:02:19,675 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 208 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 309 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-21 05:02:19,675 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 309 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 05:02:19,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2022-07-21 05:02:19,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 275. [2022-07-21 05:02:19,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 211 states have (on average 1.2559241706161137) internal successors, (265), 222 states have internal predecessors, (265), 34 states have call successors, (34), 28 states have call predecessors, (34), 29 states have return successors, (53), 34 states have call predecessors, (53), 34 states have call successors, (53) [2022-07-21 05:02:19,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 352 transitions. [2022-07-21 05:02:19,702 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 352 transitions. Word has length 51 [2022-07-21 05:02:19,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:19,702 INFO L495 AbstractCegarLoop]: Abstraction has 275 states and 352 transitions. [2022-07-21 05:02:19,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-21 05:02:19,702 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 352 transitions. [2022-07-21 05:02:19,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-07-21 05:02:19,702 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:19,703 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] [2022-07-21 05:02:19,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-21 05:02:19,703 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:19,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:19,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1858186128, now seen corresponding path program 1 times [2022-07-21 05:02:19,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:19,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179288618] [2022-07-21 05:02:19,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:19,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 05:02:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-21 05:02:19,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-21 05:02:19,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-21 05:02:19,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:19,780 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-21 05:02:19,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:19,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179288618] [2022-07-21 05:02:19,780 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179288618] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 05:02:19,780 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 05:02:19,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-21 05:02:19,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14053819] [2022-07-21 05:02:19,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 05:02:19,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-21 05:02:19,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:19,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-21 05:02:19,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-21 05:02:19,781 INFO L87 Difference]: Start difference. First operand 275 states and 352 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) [2022-07-21 05:02:19,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:19,968 INFO L93 Difference]: Finished difference Result 558 states and 727 transitions. [2022-07-21 05:02:19,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-21 05:02:19,969 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 [2022-07-21 05:02:19,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:19,972 INFO L225 Difference]: With dead ends: 558 [2022-07-21 05:02:19,972 INFO L226 Difference]: Without dead ends: 291 [2022-07-21 05:02:19,973 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 [2022-07-21 05:02:19,975 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 105 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 423 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-21 05:02:19,977 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 423 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 05:02:19,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2022-07-21 05:02:19,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 271. [2022-07-21 05:02:20,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 207 states have (on average 1.2222222222222223) internal successors, (253), 218 states have internal predecessors, (253), 34 states have call successors, (34), 28 states have call predecessors, (34), 29 states have return successors, (53), 34 states have call predecessors, (53), 34 states have call successors, (53) [2022-07-21 05:02:20,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 340 transitions. [2022-07-21 05:02:20,001 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 340 transitions. Word has length 53 [2022-07-21 05:02:20,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:20,002 INFO L495 AbstractCegarLoop]: Abstraction has 271 states and 340 transitions. [2022-07-21 05:02:20,002 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) [2022-07-21 05:02:20,002 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 340 transitions. [2022-07-21 05:02:20,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-07-21 05:02:20,002 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:20,003 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] [2022-07-21 05:02:20,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-21 05:02:20,003 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:20,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:20,003 INFO L85 PathProgramCache]: Analyzing trace with hash -2030829189, now seen corresponding path program 1 times [2022-07-21 05:02:20,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:20,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480809854] [2022-07-21 05:02:20,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:20,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:20,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-21 05:02:20,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:20,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-21 05:02:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:20,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-21 05:02:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:20,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-21 05:02:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:20,121 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-21 05:02:20,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:20,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480809854] [2022-07-21 05:02:20,122 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480809854] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 05:02:20,122 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 05:02:20,122 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-21 05:02:20,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954790168] [2022-07-21 05:02:20,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 05:02:20,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-21 05:02:20,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:20,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-21 05:02:20,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-07-21 05:02:20,124 INFO L87 Difference]: Start difference. First operand 271 states and 340 transitions. Second operand has 10 states, 10 states have (on average 4.4) internal successors, (44), 8 states have internal predecessors, (44), 3 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-07-21 05:02:20,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:20,710 INFO L93 Difference]: Finished difference Result 858 states and 1130 transitions. [2022-07-21 05:02:20,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-07-21 05:02:20,710 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 8 states have internal predecessors, (44), 3 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 55 [2022-07-21 05:02:20,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:20,713 INFO L225 Difference]: With dead ends: 858 [2022-07-21 05:02:20,713 INFO L226 Difference]: Without dead ends: 645 [2022-07-21 05:02:20,714 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=215, Invalid=907, Unknown=0, NotChecked=0, Total=1122 [2022-07-21 05:02:20,715 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 468 mSDsluCounter, 674 mSDsCounter, 0 mSdLazyCounter, 734 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 475 SdHoareTripleChecker+Valid, 834 SdHoareTripleChecker+Invalid, 910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-21 05:02:20,715 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [475 Valid, 834 Invalid, 910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 734 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-21 05:02:20,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 645 states. [2022-07-21 05:02:20,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 645 to 524. [2022-07-21 05:02:20,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 524 states, 401 states have (on average 1.2194513715710724) internal successors, (489), 425 states have internal predecessors, (489), 65 states have call successors, (65), 49 states have call predecessors, (65), 57 states have return successors, (104), 67 states have call predecessors, (104), 65 states have call successors, (104) [2022-07-21 05:02:20,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 658 transitions. [2022-07-21 05:02:20,743 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 658 transitions. Word has length 55 [2022-07-21 05:02:20,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:20,743 INFO L495 AbstractCegarLoop]: Abstraction has 524 states and 658 transitions. [2022-07-21 05:02:20,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 8 states have internal predecessors, (44), 3 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-07-21 05:02:20,743 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 658 transitions. [2022-07-21 05:02:20,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-21 05:02:20,744 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:20,744 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 05:02:20,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-21 05:02:20,744 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:20,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:20,745 INFO L85 PathProgramCache]: Analyzing trace with hash 309041265, now seen corresponding path program 1 times [2022-07-21 05:02:20,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:20,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072182476] [2022-07-21 05:02:20,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:20,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:20,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:20,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-21 05:02:20,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:20,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-21 05:02:20,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:20,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 05:02:20,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:20,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-21 05:02:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:20,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-21 05:02:20,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:20,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-21 05:02:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:20,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 05:02:20,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:20,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-07-21 05:02:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:20,853 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 18 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-07-21 05:02:20,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:20,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072182476] [2022-07-21 05:02:20,854 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072182476] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 05:02:20,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [715746247] [2022-07-21 05:02:20,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:20,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 05:02:20,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 05:02:20,857 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) [2022-07-21 05:02:20,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-21 05:02:20,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:20,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-21 05:02:20,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 05:02:21,100 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 05:02:21,101 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 05:02:21,257 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-07-21 05:02:21,257 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [715746247] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-21 05:02:21,257 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-21 05:02:21,257 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6, 6] total 15 [2022-07-21 05:02:21,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318208224] [2022-07-21 05:02:21,258 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-21 05:02:21,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-07-21 05:02:21,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:21,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-07-21 05:02:21,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2022-07-21 05:02:21,259 INFO L87 Difference]: Start difference. First operand 524 states and 658 transitions. Second operand has 15 states, 15 states have (on average 8.6) internal successors, (129), 10 states have internal predecessors, (129), 6 states have call successors, (20), 7 states have call predecessors, (20), 6 states have return successors, (17), 8 states have call predecessors, (17), 6 states have call successors, (17) [2022-07-21 05:02:22,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:22,039 INFO L93 Difference]: Finished difference Result 1146 states and 1483 transitions. [2022-07-21 05:02:22,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-07-21 05:02:22,039 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 8.6) internal successors, (129), 10 states have internal predecessors, (129), 6 states have call successors, (20), 7 states have call predecessors, (20), 6 states have return successors, (17), 8 states have call predecessors, (17), 6 states have call successors, (17) Word has length 94 [2022-07-21 05:02:22,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:22,042 INFO L225 Difference]: With dead ends: 1146 [2022-07-21 05:02:22,042 INFO L226 Difference]: Without dead ends: 678 [2022-07-21 05:02:22,044 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 212 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 481 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=452, Invalid=1528, Unknown=0, NotChecked=0, Total=1980 [2022-07-21 05:02:22,045 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 456 mSDsluCounter, 943 mSDsCounter, 0 mSdLazyCounter, 835 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 460 SdHoareTripleChecker+Valid, 1151 SdHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-21 05:02:22,045 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [460 Valid, 1151 Invalid, 1076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 835 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-21 05:02:22,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678 states. [2022-07-21 05:02:22,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 585. [2022-07-21 05:02:22,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 585 states, 441 states have (on average 1.2086167800453516) internal successors, (533), 473 states have internal predecessors, (533), 75 states have call successors, (75), 63 states have call predecessors, (75), 68 states have return successors, (100), 70 states have call predecessors, (100), 75 states have call successors, (100) [2022-07-21 05:02:22,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 708 transitions. [2022-07-21 05:02:22,085 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 708 transitions. Word has length 94 [2022-07-21 05:02:22,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:22,085 INFO L495 AbstractCegarLoop]: Abstraction has 585 states and 708 transitions. [2022-07-21 05:02:22,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 8.6) internal successors, (129), 10 states have internal predecessors, (129), 6 states have call successors, (20), 7 states have call predecessors, (20), 6 states have return successors, (17), 8 states have call predecessors, (17), 6 states have call successors, (17) [2022-07-21 05:02:22,086 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 708 transitions. [2022-07-21 05:02:22,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-07-21 05:02:22,088 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:22,088 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 05:02:22,122 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-21 05:02:22,299 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 [2022-07-21 05:02:22,300 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:22,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:22,300 INFO L85 PathProgramCache]: Analyzing trace with hash 1424558119, now seen corresponding path program 1 times [2022-07-21 05:02:22,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:22,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009070527] [2022-07-21 05:02:22,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:22,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:22,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:22,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-21 05:02:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:22,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-21 05:02:22,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:22,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 05:02:22,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:22,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-21 05:02:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:22,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 05:02:22,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:22,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 05:02:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:22,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-07-21 05:02:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:22,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 05:02:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:22,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-21 05:02:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:22,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 05:02:22,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:22,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-07-21 05:02:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:22,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 05:02:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:22,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-21 05:02:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:22,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-07-21 05:02:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:22,434 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2022-07-21 05:02:22,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:22,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009070527] [2022-07-21 05:02:22,435 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009070527] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 05:02:22,435 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 05:02:22,435 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-21 05:02:22,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752235632] [2022-07-21 05:02:22,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 05:02:22,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-21 05:02:22,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:22,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-21 05:02:22,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-07-21 05:02:22,437 INFO L87 Difference]: Start difference. First operand 585 states and 708 transitions. Second operand has 10 states, 10 states have (on average 8.6) internal successors, (86), 7 states have internal predecessors, (86), 3 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-07-21 05:02:22,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:22,939 INFO L93 Difference]: Finished difference Result 1594 states and 1958 transitions. [2022-07-21 05:02:22,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-07-21 05:02:22,939 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.6) internal successors, (86), 7 states have internal predecessors, (86), 3 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 168 [2022-07-21 05:02:22,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:22,943 INFO L225 Difference]: With dead ends: 1594 [2022-07-21 05:02:22,943 INFO L226 Difference]: Without dead ends: 1017 [2022-07-21 05:02:22,945 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=211, Invalid=781, Unknown=0, NotChecked=0, Total=992 [2022-07-21 05:02:22,945 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 372 mSDsluCounter, 557 mSDsCounter, 0 mSdLazyCounter, 641 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 376 SdHoareTripleChecker+Valid, 732 SdHoareTripleChecker+Invalid, 759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 641 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-21 05:02:22,945 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [376 Valid, 732 Invalid, 759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 641 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-21 05:02:22,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1017 states. [2022-07-21 05:02:22,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1017 to 1002. [2022-07-21 05:02:22,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1002 states, 759 states have (on average 1.1712779973649539) internal successors, (889), 805 states have internal predecessors, (889), 128 states have call successors, (128), 111 states have call predecessors, (128), 114 states have return successors, (164), 116 states have call predecessors, (164), 128 states have call successors, (164) [2022-07-21 05:02:22,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 1002 states and 1181 transitions. [2022-07-21 05:02:22,997 INFO L78 Accepts]: Start accepts. Automaton has 1002 states and 1181 transitions. Word has length 168 [2022-07-21 05:02:22,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:22,997 INFO L495 AbstractCegarLoop]: Abstraction has 1002 states and 1181 transitions. [2022-07-21 05:02:22,997 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.6) internal successors, (86), 7 states have internal predecessors, (86), 3 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-07-21 05:02:22,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1181 transitions. [2022-07-21 05:02:23,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-07-21 05:02:23,000 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:23,000 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 05:02:23,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-21 05:02:23,000 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:23,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:23,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1551539399, now seen corresponding path program 1 times [2022-07-21 05:02:23,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:23,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858711095] [2022-07-21 05:02:23,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:23,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-21 05:02:23,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-21 05:02:23,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 05:02:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-21 05:02:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 05:02:23,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 05:02:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-07-21 05:02:23,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 05:02:23,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-21 05:02:23,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-07-21 05:02:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 05:02:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-07-21 05:02:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-21 05:02:23,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-07-21 05:02:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,104 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 66 proven. 5 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-07-21 05:02:23,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:23,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858711095] [2022-07-21 05:02:23,104 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858711095] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 05:02:23,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [278440767] [2022-07-21 05:02:23,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:23,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 05:02:23,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 05:02:23,106 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) [2022-07-21 05:02:23,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-21 05:02:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:23,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-21 05:02:23,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 05:02:23,363 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 134 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-07-21 05:02:23,363 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 05:02:23,658 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 77 proven. 39 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-07-21 05:02:23,659 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [278440767] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-21 05:02:23,659 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-21 05:02:23,659 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 11] total 26 [2022-07-21 05:02:23,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127031937] [2022-07-21 05:02:23,659 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-21 05:02:23,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-07-21 05:02:23,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:23,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-07-21 05:02:23,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=529, Unknown=0, NotChecked=0, Total=650 [2022-07-21 05:02:23,660 INFO L87 Difference]: Start difference. First operand 1002 states and 1181 transitions. Second operand has 26 states, 26 states have (on average 7.961538461538462) internal successors, (207), 21 states have internal predecessors, (207), 9 states have call successors, (30), 10 states have call predecessors, (30), 9 states have return successors, (32), 8 states have call predecessors, (32), 9 states have call successors, (32) [2022-07-21 05:02:24,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:24,675 INFO L93 Difference]: Finished difference Result 2105 states and 2551 transitions. [2022-07-21 05:02:24,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-07-21 05:02:24,676 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 7.961538461538462) internal successors, (207), 21 states have internal predecessors, (207), 9 states have call successors, (30), 10 states have call predecessors, (30), 9 states have return successors, (32), 8 states have call predecessors, (32), 9 states have call successors, (32) Word has length 168 [2022-07-21 05:02:24,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:24,676 INFO L225 Difference]: With dead ends: 2105 [2022-07-21 05:02:24,677 INFO L226 Difference]: Without dead ends: 0 [2022-07-21 05:02:24,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 355 SyntacticMatches, 3 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 510 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=557, Invalid=2095, Unknown=0, NotChecked=0, Total=2652 [2022-07-21 05:02:24,681 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 851 mSDsluCounter, 395 mSDsCounter, 0 mSdLazyCounter, 1352 mSolverCounterSat, 326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 854 SdHoareTripleChecker+Valid, 519 SdHoareTripleChecker+Invalid, 1678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 326 IncrementalHoareTripleChecker+Valid, 1352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-21 05:02:24,681 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [854 Valid, 519 Invalid, 1678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [326 Valid, 1352 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-21 05:02:24,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-21 05:02:24,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-21 05:02:24,682 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) [2022-07-21 05:02:24,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-21 05:02:24,682 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 168 [2022-07-21 05:02:24,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:24,682 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-21 05:02:24,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 7.961538461538462) internal successors, (207), 21 states have internal predecessors, (207), 9 states have call successors, (30), 10 states have call predecessors, (30), 9 states have return successors, (32), 8 states have call predecessors, (32), 9 states have call successors, (32) [2022-07-21 05:02:24,683 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-21 05:02:24,683 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-21 05:02:24,685 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 05:02:24,702 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-21 05:02:24,899 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,SelfDestructingSolverStorable11 [2022-07-21 05:02:24,901 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-21 05:02:32,514 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 346 352) no Hoare annotation was computed. [2022-07-21 05:02:32,514 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 346 352) the Hoare annotation is: true [2022-07-21 05:02:32,514 INFO L895 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 83 94) the Hoare annotation is: (let ((.cse2 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse3 (not (<= ~waterLevel~0 2)))) (and (or (not (= |old(~methaneLevelCritical~0)| 0)) .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2 .cse3) (or (not (= ~pumpRunning~0 0)) .cse0 .cse1 .cse3))) [2022-07-21 05:02:32,514 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 83 94) no Hoare annotation was computed. [2022-07-21 05:02:32,515 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 83 94) no Hoare annotation was computed. [2022-07-21 05:02:32,515 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 194) no Hoare annotation was computed. [2022-07-21 05:02:32,515 INFO L899 garLoopResultBuilder]: For program point L180(lines 180 197) no Hoare annotation was computed. [2022-07-21 05:02:32,515 INFO L895 garLoopResultBuilder]: At program point L180-1(lines 172 200) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0))) (let ((.cse20 (<= 1 ~pumpRunning~0)) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (<= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse6 (= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse15 (= ~pumpRunning~0 0)) (.cse7 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse27 (<= ~waterLevel~0 1)) (.cse8 (= 1 ~systemActive~0)) (.cse13 (not .cse0)) (.cse28 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse9 (= |timeShift_processEnvironment_~tmp~3#1| ~methaneLevelCritical~0)) (.cse10 (<= |timeShift___utac_acc__Specification5_spec__3_~tmp~0#1| ~waterLevel~0)) (.cse11 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse21 (not (= |old(~waterLevel~0)| 1))) (.cse3 (and .cse5 .cse6 .cse15 .cse7 .cse27 .cse8 .cse13 .cse28 .cse9 .cse10 .cse11)) (.cse19 (not (= |old(~pumpRunning~0)| 0))) (.cse26 (not (<= |old(~waterLevel~0)| 1))) (.cse24 (< |timeShift_getWaterLevel_#res#1| 2)) (.cse17 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse25 (not (<= 2 |timeShift___utac_acc__Specification5_spec__3_~tmp~0#1|))) (.cse23 (and .cse20 .cse4 .cse5 .cse6 .cse0 .cse7 .cse27 .cse8 .cse28 .cse9 .cse10 .cse11)) (.cse22 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not .cse8)) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse12 (not (< 1 |old(~waterLevel~0)|))) (.cse14 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~waterLevel~0)| 2))) (or (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) .cse1 .cse2 .cse12 .cse13 .cse14) (let ((.cse16 (= 2 |timeShift_getWaterLevel_#res#1|)) (.cse18 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~0#1| 2))) (or (and .cse15 .cse16 .cse17 .cse18) .cse19 .cse1 (and .cse20 .cse16 .cse17 .cse18) .cse14 (not (<= 2 |old(~waterLevel~0)|)))) (or .cse21 .cse0 .cse1 .cse2 .cse3 .cse22) (or .cse21 .cse1 .cse2 .cse13 .cse23 .cse22) (or .cse0 .cse1 (and .cse6 .cse15 .cse24 .cse7 .cse8 .cse9 .cse17 .cse11 .cse25) .cse2 .cse3 .cse14 .cse22) (or .cse26 .cse19 .cse1 (and .cse15 .cse24 .cse17 .cse25)) (or .cse26 .cse1 (and .cse4 .cse6 .cse24 .cse7 .cse8 .cse9 .cse17 .cse11 .cse25) .cse2 .cse13 .cse23 .cse22) (or .cse1 .cse2 .cse12 (= ~waterLevel~0 1) .cse14))))) [2022-07-21 05:02:32,515 INFO L895 garLoopResultBuilder]: At program point L399(line 399) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2)))) (and (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse2 .cse1 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (or .cse0 .cse2 (not (< 1 |old(~waterLevel~0)|)) .cse1))) [2022-07-21 05:02:32,515 INFO L895 garLoopResultBuilder]: At program point L399-1(lines 380 404) the Hoare annotation is: (let ((.cse16 (= ~methaneLevelCritical~0 0))) (let ((.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse18 (= ~pumpRunning~0 0)) (.cse3 (not .cse16)) (.cse14 (<= 1 ~pumpRunning~0)) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse8 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse23 (<= ~waterLevel~0 1)) (.cse22 (= 1 ~systemActive~0)) (.cse24 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse9 (= |timeShift_processEnvironment_~tmp~3#1| ~methaneLevelCritical~0)) (.cse11 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse4 (and .cse14 .cse6 .cse7 .cse16 .cse8 .cse23 .cse22 .cse24 .cse9 .cse11)) (.cse15 (not (= |old(~waterLevel~0)| 1))) (.cse21 (and .cse7 .cse18 .cse8 .cse23 .cse22 .cse3 .cse24 .cse9 .cse11)) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse12 (not (= |old(~pumpRunning~0)| 0))) (.cse13 (and .cse18 .cse10)) (.cse1 (not .cse22)) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse17 (not (< 1 |old(~waterLevel~0)|))) (.cse19 (= ~waterLevel~0 1)) (.cse20 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (and .cse6 .cse7 .cse8 .cse9 .cse10 .cse11)) (or .cse12 .cse13 .cse1 (and .cse14 .cse10) (not (= |old(~waterLevel~0)| 2))) (or .cse15 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse16 .cse1 .cse2 .cse17 (and .cse7 .cse18 .cse8 .cse9 .cse19 .cse11) .cse20) (or .cse15 .cse16 .cse1 .cse2 .cse21 .cse5) (or .cse0 .cse16 .cse1 .cse2 .cse21 (and .cse7 .cse18 .cse8 .cse9 .cse10 .cse11) .cse5) (or .cse0 .cse12 .cse13 .cse1) (or .cse1 .cse2 .cse17 .cse3 (and .cse6 .cse7 .cse8 .cse9 .cse19 .cse11) .cse20))))) [2022-07-21 05:02:32,516 INFO L895 garLoopResultBuilder]: At program point L428(lines 421 431) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0))) (let ((.cse15 (<= 1 ~pumpRunning~0)) (.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse12 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse16 (<= ~waterLevel~0 1)) (.cse14 (= 1 ~systemActive~0)) (.cse8 (not .cse1)) (.cse17 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse13 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse4 (and .cse15 .cse10 .cse11 .cse12 .cse16 .cse14 .cse8 .cse17 .cse13)) (.cse7 (and .cse10 .cse11 .cse12 (= |old(~waterLevel~0)| ~waterLevel~0) .cse13)) (.cse0 (not (= |old(~waterLevel~0)| 1))) (.cse9 (and .cse15 .cse10 .cse11 .cse1 .cse12 .cse16 .cse14 .cse17 .cse13)) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not .cse14)) (.cse6 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse5) (or .cse2 .cse3 .cse8 .cse6 .cse7 .cse9 .cse5) (or .cse0 .cse2 .cse3 .cse8 .cse9 .cse5) (or .cse2 (and .cse10 .cse11 .cse12 (= ~waterLevel~0 1) .cse13) .cse3 (not (< 1 |old(~waterLevel~0)|)) .cse6) (or (not (= |old(~pumpRunning~0)| 0)) .cse2 .cse6))))) [2022-07-21 05:02:32,516 INFO L899 garLoopResultBuilder]: For program point L333-1(lines 333 339) no Hoare annotation was computed. [2022-07-21 05:02:32,516 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 319 345) no Hoare annotation was computed. [2022-07-21 05:02:32,516 INFO L899 garLoopResultBuilder]: For program point L185(lines 185 191) no Hoare annotation was computed. [2022-07-21 05:02:32,516 INFO L899 garLoopResultBuilder]: For program point L309(line 309) no Hoare annotation was computed. [2022-07-21 05:02:32,516 INFO L895 garLoopResultBuilder]: At program point L169(lines 162 171) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (and (= ~pumpRunning~0 0) .cse6)) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse6 (<= 1 ~switchedOnBeforeTS~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 2))) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2) (or .cse3 .cse2 .cse4 (not (< 1 |old(~waterLevel~0)|)) .cse5) (or .cse3 .cse2 .cse4 .cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))))) [2022-07-21 05:02:32,516 INFO L899 garLoopResultBuilder]: For program point L326(lines 326 332) no Hoare annotation was computed. [2022-07-21 05:02:32,516 INFO L899 garLoopResultBuilder]: For program point L326-2(lines 322 344) no Hoare annotation was computed. [2022-07-21 05:02:32,516 INFO L899 garLoopResultBuilder]: For program point L388(lines 388 396) no Hoare annotation was computed. [2022-07-21 05:02:32,516 INFO L895 garLoopResultBuilder]: At program point L132(lines 127 135) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0))) (let ((.cse22 (<= 1 ~pumpRunning~0)) (.cse18 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (<= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse9 (= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse10 (= ~pumpRunning~0 0)) (.cse11 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse19 (<= ~waterLevel~0 1)) (.cse23 (= 1 ~systemActive~0)) (.cse16 (not .cse1)) (.cse24 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse12 (= |timeShift_processEnvironment_~tmp~3#1| ~methaneLevelCritical~0)) (.cse13 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse4 (and .cse8 .cse9 .cse10 .cse11 .cse19 .cse23 .cse16 .cse24 .cse12 .cse13)) (.cse0 (not (= |old(~waterLevel~0)| 1))) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse17 (and .cse22 .cse18 .cse8 .cse9 .cse1 .cse11 .cse19 .cse23 .cse24 .cse12 .cse13)) (.cse14 (< |timeShift_getWaterLevel_#res#1| 2)) (.cse15 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not .cse23)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (< 1 |old(~waterLevel~0)|))) (.cse7 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse3 .cse6 .cse7 (and .cse8 .cse9 .cse10 .cse11 .cse12 .cse13)) (or (not (<= |old(~waterLevel~0)| 1)) .cse1 .cse2 .cse3 (and .cse9 .cse10 .cse14 .cse11 .cse12 .cse15 .cse13) .cse4 .cse5) (or .cse0 .cse2 .cse3 .cse16 .cse17 .cse5) (or .cse2 .cse3 (and .cse18 .cse9 .cse14 .cse11 .cse12 .cse15 .cse13) .cse16 .cse17 .cse7 .cse5) (or .cse2 .cse3 .cse16 .cse17 (not (= |old(~waterLevel~0)| 2))) (let ((.cse20 (= 2 ~waterLevel~0)) (.cse21 (= 2 |timeShift_getWaterLevel_#res#1|))) (or (not (= |old(~pumpRunning~0)| 0)) .cse2 (and .cse10 .cse14 .cse19 .cse15) (and .cse10 .cse20 .cse21 .cse15) .cse7 (and .cse22 .cse20 .cse21 .cse15))) (or .cse2 .cse3 .cse6 (= ~waterLevel~0 1) .cse7))))) [2022-07-21 05:02:32,517 INFO L899 garLoopResultBuilder]: For program point L384(lines 384 401) no Hoare annotation was computed. [2022-07-21 05:02:32,517 INFO L895 garLoopResultBuilder]: At program point L182(line 182) the Hoare annotation is: (let ((.cse15 (= ~methaneLevelCritical~0 0))) (let ((.cse19 (= ~pumpRunning~0 0)) (.cse2 (not .cse15)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse18 (<= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse4 (= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse6 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse25 (<= ~waterLevel~0 1)) (.cse24 (= 1 ~systemActive~0)) (.cse26 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse7 (= |timeShift_processEnvironment_~tmp~3#1| ~methaneLevelCritical~0)) (.cse20 (<= |timeShift___utac_acc__Specification5_spec__3_~tmp~0#1| ~waterLevel~0)) (.cse9 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse14 (not (= |old(~waterLevel~0)| 1))) (.cse22 (not (= |old(~waterLevel~0)| 2))) (.cse12 (and (<= 1 ~pumpRunning~0) .cse3 .cse18 .cse4 .cse15 .cse6 .cse25 .cse24 .cse26 .cse7 .cse20 .cse9)) (.cse16 (and .cse18 .cse4 .cse19 .cse6 .cse25 .cse24 .cse2 .cse26 .cse7 .cse20 .cse9)) (.cse10 (not (<= 2 |timeShift___utac_acc__Specification5_spec__3_~tmp~0#1|))) (.cse13 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse23 (not (<= |old(~waterLevel~0)| 1))) (.cse21 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (< |timeShift_getWaterLevel_#res#1| 2)) (.cse8 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not .cse24)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse17 (not (< 1 |old(~waterLevel~0)|))) (.cse11 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) .cse11 .cse12 .cse13) (or .cse14 .cse15 .cse0 .cse1 .cse16 .cse13) (or .cse15 .cse0 .cse1 .cse17 (and .cse18 .cse4 .cse19 .cse6 .cse7 .cse20 .cse9) .cse11) (or .cse21 .cse0 .cse22) (or .cse14 .cse0 .cse1 .cse2 .cse12 .cse13) (or .cse0 .cse1 .cse2 .cse22 .cse12) (or .cse23 .cse15 .cse0 .cse1 .cse16 (and .cse4 .cse19 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) .cse13) (or .cse23 .cse21 (and .cse19 (< |timeShift___utac_acc__Specification5_spec__3_~tmp~0#1| 2) .cse5 .cse8) .cse0) (or .cse0 .cse1 .cse17 (= ~waterLevel~0 1) .cse11))))) [2022-07-21 05:02:32,517 INFO L895 garLoopResultBuilder]: At program point L310(lines 305 312) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (or .cse0 .cse1 (not (< 1 |old(~waterLevel~0)|)) .cse2) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse2))) [2022-07-21 05:02:32,517 INFO L899 garLoopResultBuilder]: For program point L182-1(line 182) no Hoare annotation was computed. [2022-07-21 05:02:32,517 INFO L895 garLoopResultBuilder]: At program point L100(lines 95 103) the Hoare annotation is: (let ((.cse10 (= ~methaneLevelCritical~0 0))) (let ((.cse7 (not .cse10)) (.cse14 (<= 1 ~pumpRunning~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse15 (<= ~waterLevel~0 1)) (.cse13 (= 1 ~systemActive~0)) (.cse16 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse4 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse8 (and .cse14 .cse2 .cse10 .cse3 .cse15 .cse13 .cse16 .cse4)) (.cse12 (and .cse2 .cse3 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (and .cse14 .cse2 .cse3 .cse15 .cse13 .cse7 .cse16 .cse4)) (.cse9 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse0 (not .cse13)) (.cse5 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 (not (< 1 |old(~waterLevel~0)|)) (and .cse2 .cse3 (= ~waterLevel~0 1) .cse4) .cse5) (or .cse6 .cse0 .cse1 .cse7 .cse8 .cse9) (or .cse6 .cse10 .cse0 .cse1 .cse11 .cse9) (or .cse12 .cse0 .cse1 .cse7 .cse8 .cse5 .cse9) (or .cse12 .cse10 .cse0 .cse1 .cse11 .cse5 .cse9) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse5))))) [2022-07-21 05:02:32,517 INFO L895 garLoopResultBuilder]: At program point L418(lines 413 420) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse12 (= 1 ~systemActive~0)) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse6 (= |timeShift_processEnvironment_~tmp~3#1| ~methaneLevelCritical~0)) (.cse7 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse2 (not (< 1 |old(~waterLevel~0)|))) (.cse10 (and .cse3 .cse4 .cse5 (<= ~waterLevel~0 1) .cse12 .cse9 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse6 .cse7)) (.cse0 (not .cse12)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (<= |old(~waterLevel~0)| 2))) (.cse11 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4 .cse5 .cse6 (= ~waterLevel~0 1) .cse7) .cse8) (or .cse0 .cse1 .cse2 .cse9 .cse8) (or .cse0 .cse1 .cse10 .cse8 (and .cse3 .cse4 .cse5 .cse6 (= |old(~waterLevel~0)| ~waterLevel~0) .cse7) .cse11) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse10 .cse11) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse8) (or .cse0 .cse1 .cse9 .cse8 .cse11)))) [2022-07-21 05:02:32,517 INFO L899 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2022-07-21 05:02:32,517 INFO L895 garLoopResultBuilder]: At program point L63-2(lines 59 70) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (<= 1 ~switchedOnBeforeTS~0)) (.cse7 (= 1 ~systemActive~0))) (let ((.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not .cse7)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (and .cse0 (<= ~waterLevel~0 1) .cse7 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse1)) (.cse6 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))) (and (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse2 .cse3 (not (< 1 |old(~waterLevel~0)|)) (and .cse0 (= ~waterLevel~0 1) .cse1) .cse5) (or (not (= |old(~pumpRunning~0)| 0)) .cse2 .cse5) (or (not (= |old(~waterLevel~0)| 1)) .cse2 .cse3 .cse4 .cse6)))) [2022-07-21 05:02:32,517 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 319 345) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1))) (and (or (and (= ~pumpRunning~0 0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) .cse2 (not (<= |old(~waterLevel~0)| 2))) (or .cse2 .cse3 (not (= |old(~waterLevel~0)| 2)) .cse4) (or (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse3 .cse4 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))))) [2022-07-21 05:02:32,517 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 319 345) no Hoare annotation was computed. [2022-07-21 05:02:32,517 INFO L895 garLoopResultBuilder]: At program point L394(line 394) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (= ~methaneLevelCritical~0 |timeShift_isMethaneAlarm_#res#1|)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse6 (= |timeShift_isMethaneLevelCritical_#res#1| ~methaneLevelCritical~0)) (.cse11 (= 1 ~systemActive~0)) (.cse7 (= |timeShift_processEnvironment_~tmp~3#1| ~methaneLevelCritical~0)) (.cse8 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (and (<= 1 ~pumpRunning~0) .cse4 .cse5 .cse10 .cse6 (<= ~waterLevel~0 1) .cse11 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse7 .cse8)) (.cse3 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse0 (not .cse11)) (.cse9 (not (<= |old(~waterLevel~0)| 2)))) (and (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3 (and .cse4 .cse5 .cse6 .cse7 (= |old(~waterLevel~0)| ~waterLevel~0) .cse8)) (or .cse0 .cse1 (not (< 1 |old(~waterLevel~0)|)) (and .cse4 .cse5 .cse6 .cse7 (= ~waterLevel~0 1) .cse8) .cse9) (or .cse10 .cse0 .cse1 .cse9 .cse3) (or .cse10 .cse0 .cse1 (not (= |old(~waterLevel~0)| 2))) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse9)))) [2022-07-21 05:02:32,517 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 309) no Hoare annotation was computed. [2022-07-21 05:02:32,518 INFO L895 garLoopResultBuilder]: At program point L167(line 167) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1))) (and (or (and (= ~pumpRunning~0 0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) .cse2 (not (<= |old(~waterLevel~0)| 2))) (or .cse2 .cse3 (not (= |old(~waterLevel~0)| 2)) .cse4) (or (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse3 .cse4 (not (<= 1 |old(~switchedOnBeforeTS~0)|)))))) [2022-07-21 05:02:32,518 INFO L899 garLoopResultBuilder]: For program point L167-1(line 167) no Hoare annotation was computed. [2022-07-21 05:02:32,518 INFO L899 garLoopResultBuilder]: For program point L225(line 225) no Hoare annotation was computed. [2022-07-21 05:02:32,518 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 204 233) no Hoare annotation was computed. [2022-07-21 05:02:32,518 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 204 233) the Hoare annotation is: true [2022-07-21 05:02:32,518 INFO L899 garLoopResultBuilder]: For program point L218(lines 218 222) no Hoare annotation was computed. [2022-07-21 05:02:32,518 INFO L902 garLoopResultBuilder]: At program point L218-1(lines 218 222) the Hoare annotation is: true [2022-07-21 05:02:32,518 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-21 05:02:32,518 INFO L902 garLoopResultBuilder]: At program point L214-2(lines 214 228) the Hoare annotation is: true [2022-07-21 05:02:32,518 INFO L902 garLoopResultBuilder]: At program point L210(line 210) the Hoare annotation is: true [2022-07-21 05:02:32,518 INFO L899 garLoopResultBuilder]: For program point L210-1(line 210) no Hoare annotation was computed. [2022-07-21 05:02:32,518 INFO L902 garLoopResultBuilder]: At program point L229(lines 204 233) the Hoare annotation is: true [2022-07-21 05:02:32,518 INFO L899 garLoopResultBuilder]: For program point L291-2(lines 291 298) no Hoare annotation was computed. [2022-07-21 05:02:32,518 INFO L895 garLoopResultBuilder]: At program point L159(lines 154 161) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-21 05:02:32,518 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 547) no Hoare annotation was computed. [2022-07-21 05:02:32,518 INFO L895 garLoopResultBuilder]: At program point L543-2(lines 537 548) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 (< 1 ~waterLevel~0) .cse1 .cse2 .cse3) (and (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 ~switchedOnBeforeTS~0)))) [2022-07-21 05:02:32,518 INFO L902 garLoopResultBuilder]: At program point L275(lines 267 277) the Hoare annotation is: true [2022-07-21 05:02:32,519 INFO L899 garLoopResultBuilder]: For program point L527(lines 527 533) no Hoare annotation was computed. [2022-07-21 05:02:32,519 INFO L899 garLoopResultBuilder]: For program point L527-1(lines 527 533) no Hoare annotation was computed. [2022-07-21 05:02:32,519 INFO L902 garLoopResultBuilder]: At program point L556(lines 497 560) the Hoare annotation is: true [2022-07-21 05:02:32,519 INFO L902 garLoopResultBuilder]: At program point L300(lines 281 303) the Hoare annotation is: true [2022-07-21 05:02:32,519 INFO L895 garLoopResultBuilder]: At program point L263(lines 259 265) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-21 05:02:32,519 INFO L895 garLoopResultBuilder]: At program point L519(line 519) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse2 .cse3) (and .cse4 (= ~methaneLevelCritical~0 0) .cse5 .cse2 .cse3 (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 .cse5 .cse2 .cse3))) [2022-07-21 05:02:32,519 INFO L895 garLoopResultBuilder]: At program point L577(lines 573 579) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-21 05:02:32,519 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 05:02:32,519 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-21 05:02:32,520 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-21 05:02:32,520 INFO L895 garLoopResultBuilder]: At program point L553(lines 506 554) the Hoare annotation is: false [2022-07-21 05:02:32,520 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-21 05:02:32,520 INFO L899 garLoopResultBuilder]: For program point L508(lines 507 552) no Hoare annotation was computed. [2022-07-21 05:02:32,520 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 548) no Hoare annotation was computed. [2022-07-21 05:02:32,520 INFO L895 garLoopResultBuilder]: At program point L529(line 529) the Hoare annotation is: (let ((.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (< 1 ~waterLevel~0) .cse1 .cse2 .cse3) (and (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and .cse0 (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) .cse1 .cse2 (<= 1 ~switchedOnBeforeTS~0)))) [2022-07-21 05:02:32,520 INFO L895 garLoopResultBuilder]: At program point L550(lines 507 552) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse2 .cse3) (and .cse4 (= ~methaneLevelCritical~0 0) .cse5 .cse2 .cse3 (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 .cse5 .cse2 .cse3))) [2022-07-21 05:02:32,520 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 523) no Hoare annotation was computed. [2022-07-21 05:02:32,520 INFO L899 garLoopResultBuilder]: For program point L517-1(lines 517 523) no Hoare annotation was computed. [2022-07-21 05:02:32,520 INFO L899 garLoopResultBuilder]: For program point L509(lines 509 513) no Hoare annotation was computed. [2022-07-21 05:02:32,521 INFO L895 garLoopResultBuilder]: At program point L592(lines 587 595) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-21 05:02:32,521 INFO L895 garLoopResultBuilder]: At program point L584(lines 580 586) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-21 05:02:32,521 INFO L899 garLoopResultBuilder]: For program point L291(lines 291 298) no Hoare annotation was computed. [2022-07-21 05:02:32,521 INFO L895 garLoopResultBuilder]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 354 378) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0 (not (<= ~waterLevel~0 2))) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-07-21 05:02:32,521 INFO L895 garLoopResultBuilder]: At program point L145(lines 136 149) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (let ((.cse1 (= ~pumpRunning~0 0))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (and .cse1 (not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0))) (and .cse1 (= 2 ~waterLevel~0)) (not (<= ~waterLevel~0 2)))) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-07-21 05:02:32,521 INFO L895 garLoopResultBuilder]: At program point L368(line 368) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (not (<= ~waterLevel~0 2)) (and (= ~pumpRunning~0 0) (= |processEnvironment__wrappee__highWaterSensor_~tmp~2#1| 0))) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-07-21 05:02:32,521 INFO L895 garLoopResultBuilder]: At program point L492(lines 477 495) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (let ((.cse1 (= ~pumpRunning~0 0))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (and .cse1 (= 2 ~waterLevel~0)) (and .cse1 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~1#1| 0) (not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~4#1| 0)) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1| 0)) (not (<= ~waterLevel~0 2)))) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-07-21 05:02:32,522 INFO L899 garLoopResultBuilder]: For program point L362(lines 362 370) no Hoare annotation was computed. [2022-07-21 05:02:32,522 INFO L899 garLoopResultBuilder]: For program point L358(lines 358 375) no Hoare annotation was computed. [2022-07-21 05:02:32,522 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 490) no Hoare annotation was computed. [2022-07-21 05:02:32,522 INFO L899 garLoopResultBuilder]: For program point L486-2(lines 486 490) no Hoare annotation was computed. [2022-07-21 05:02:32,522 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 354 378) no Hoare annotation was computed. [2022-07-21 05:02:32,522 INFO L895 garLoopResultBuilder]: At program point L410(lines 405 412) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (and (<= 1 ~pumpRunning~0) (= 2 ~waterLevel~0)) (not (<= ~waterLevel~0 2))))) [2022-07-21 05:02:32,522 INFO L895 garLoopResultBuilder]: At program point L373(line 373) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (not (<= ~waterLevel~0 2))) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (<= ~waterLevel~0 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-07-21 05:02:32,522 INFO L899 garLoopResultBuilder]: For program point L373-1(lines 354 378) no Hoare annotation was computed. [2022-07-21 05:02:32,522 INFO L899 garLoopResultBuilder]: For program point L140(lines 140 146) no Hoare annotation was computed. [2022-07-21 05:02:32,523 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 71 82) no Hoare annotation was computed. [2022-07-21 05:02:32,523 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 71 82) no Hoare annotation was computed. [2022-07-21 05:02:32,523 INFO L895 garLoopResultBuilder]: At program point waterRiseENTRY(lines 71 82) the Hoare annotation is: (let ((.cse3 (not (= ~pumpRunning~0 0))) (.cse4 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 (not (<= |old(~waterLevel~0)| 2)) (not (<= 2 |old(~waterLevel~0)|))) (or .cse3 .cse0 (not (= |old(~waterLevel~0)| 2)) .cse2) (or .cse4 .cse3 .cse0 .cse2) (or .cse4 .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 (not (<= 1 ~switchedOnBeforeTS~0))))) [2022-07-21 05:02:32,523 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 432 440) no Hoare annotation was computed. [2022-07-21 05:02:32,523 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 432 440) the Hoare annotation is: true [2022-07-21 05:02:32,523 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 432 440) no Hoare annotation was computed. [2022-07-21 05:02:32,525 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 05:02:32,526 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 05:02:32,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 05:02:32 BoogieIcfgContainer [2022-07-21 05:02:32,563 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 05:02:32,563 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 05:02:32,563 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 05:02:32,563 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 05:02:32,564 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 05:02:18" (3/4) ... [2022-07-21 05:02:32,565 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 05:02:32,569 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-07-21 05:02:32,569 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-07-21 05:02:32,569 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-07-21 05:02:32,569 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-07-21 05:02:32,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2022-07-21 05:02:32,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-07-21 05:02:32,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-07-21 05:02:32,574 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2022-07-21 05:02:32,575 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-07-21 05:02:32,575 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-21 05:02:32,576 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-21 05:02:32,576 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-21 05:02:32,576 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 05:02:32,577 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 05:02:32,592 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) == 2)) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive))) && ((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && ((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) [2022-07-21 05:02:32,592 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || ((pumpRunning == \old(pumpRunning) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) [2022-07-21 05:02:32,593 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((((\result <= waterLevel && methaneLevelCritical == \result) && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) == 2)) && ((((((((((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || (((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((((\result <= waterLevel && methaneLevelCritical == \result) && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((methaneLevelCritical == 0 || !(1 == systemActive)) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && \result < 2) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && !(2 <= tmp))) || !(1 <= \old(pumpRunning))) || ((((((((((\result <= waterLevel && methaneLevelCritical == \result) && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || (((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel) && !(2 <= tmp)))) && ((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || ((((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result < 2) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && !(2 <= tmp))) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || waterLevel == 1) || !(\old(waterLevel) <= 2)) [2022-07-21 05:02:32,593 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) || (((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) == 2))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || (((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(\old(waterLevel) <= 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || (((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) [2022-07-21 05:02:32,593 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) [2022-07-21 05:02:32,593 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((((((\result <= waterLevel && methaneLevelCritical == \result) && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && (((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || (((((\result <= waterLevel && methaneLevelCritical == \result) && pumpRunning == 0) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS))) && ((((((!(\old(waterLevel) <= 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((methaneLevelCritical == \result && pumpRunning == 0) && \result < 2) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || (((((((((\result <= waterLevel && methaneLevelCritical == \result) && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result < 2) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || ((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) == 2))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (((pumpRunning == 0 && \result < 2) && waterLevel <= 1) && \old(waterLevel) == waterLevel)) || (((pumpRunning == 0 && 2 == waterLevel) && 2 == \result) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || (((1 <= pumpRunning && 2 == waterLevel) && 2 == \result) && \old(waterLevel) == waterLevel))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || waterLevel == 1) || !(\old(waterLevel) <= 2)) [2022-07-21 05:02:32,594 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || (((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) [2022-07-21 05:02:32,594 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && ((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || ((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || ((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(1 == systemActive) || ((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) [2022-07-21 05:02:32,594 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && !(\result == 0))) || (pumpRunning == 0 && 2 == waterLevel)) || !(waterLevel <= 2)) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) [2022-07-21 05:02:32,594 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || (((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || (((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) [2022-07-21 05:02:32,594 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && 2 == waterLevel)) || (((pumpRunning == 0 && tmp___0 == 0) && !(tmp == 0)) && \result == 0)) || !(waterLevel <= 2)) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) [2022-07-21 05:02:32,595 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (1 <= pumpRunning && 2 == waterLevel)) || !(waterLevel <= 2)) [2022-07-21 05:02:32,609 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 05:02:32,609 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 05:02:32,609 INFO L158 Benchmark]: Toolchain (without parser) took 15309.00ms. Allocated memory was 60.8MB in the beginning and 163.6MB in the end (delta: 102.8MB). Free memory was 39.6MB in the beginning and 58.1MB in the end (delta: -18.5MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. [2022-07-21 05:02:32,610 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 42.5MB in the beginning and 42.4MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 05:02:32,610 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.61ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 36.0MB in the end (delta: 3.3MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2022-07-21 05:02:32,610 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.25ms. Allocated memory is still 60.8MB. Free memory was 35.8MB in the beginning and 33.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-21 05:02:32,610 INFO L158 Benchmark]: Boogie Preprocessor took 17.61ms. Allocated memory is still 60.8MB. Free memory was 33.5MB in the beginning and 31.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-21 05:02:32,610 INFO L158 Benchmark]: RCFGBuilder took 437.12ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 31.9MB in the beginning and 51.0MB in the end (delta: -19.0MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2022-07-21 05:02:32,611 INFO L158 Benchmark]: TraceAbstraction took 14396.05ms. Allocated memory was 77.6MB in the beginning and 163.6MB in the end (delta: 86.0MB). Free memory was 50.2MB in the beginning and 64.4MB in the end (delta: -14.1MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. [2022-07-21 05:02:32,611 INFO L158 Benchmark]: Witness Printer took 46.06ms. Allocated memory is still 163.6MB. Free memory was 64.4MB in the beginning and 58.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-21 05:02:32,612 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 42.5MB in the beginning and 42.4MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.61ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 36.0MB in the end (delta: 3.3MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.25ms. Allocated memory is still 60.8MB. Free memory was 35.8MB in the beginning and 33.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.61ms. Allocated memory is still 60.8MB. Free memory was 33.5MB in the beginning and 31.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 437.12ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 31.9MB in the beginning and 51.0MB in the end (delta: -19.0MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * TraceAbstraction took 14396.05ms. Allocated memory was 77.6MB in the beginning and 163.6MB in the end (delta: 86.0MB). Free memory was 50.2MB in the beginning and 64.4MB in the end (delta: -14.1MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. * Witness Printer took 46.06ms. Allocated memory is still 163.6MB. Free memory was 64.4MB in the beginning and 58.1MB 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: 309]: 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 8 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.3s, OverallIterations: 12, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2847 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2807 mSDsluCounter, 5187 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3679 mSDsCounter, 1014 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4120 IncrementalHoareTripleChecker+Invalid, 5134 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1014 mSolverCounterUnsat, 1508 mSDtfsCounter, 4120 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 871 GetRequests, 673 SyntacticMatches, 6 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1491 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1002occurred in iteration=11, InterpolantAutomatonStates: 167, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 275 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 2247 PreInvPairs, 2664 NumberOfFragments, 3852 HoareAnnotationTreeSize, 2247 FomulaSimplifications, 3597 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 42 FomulaSimplificationsInter, 46235 FormulaSimplificationTreeSizeReductionInter, 7.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1104 NumberOfCodeBlocks, 1104 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1350 ConstructedInterpolants, 0 QuantifiedInterpolants, 2884 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1131 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 16 InterpolantComputations, 10 PerfectInterpolantSequences, 783/866 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: 136]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && !(\result == 0))) || (pumpRunning == 0 && 2 == waterLevel)) || !(waterLevel <= 2)) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (1 <= pumpRunning && 2 == waterLevel)) || !(waterLevel <= 2)) - InvariantResult [Line: 380]: Loop Invariant Derived loop invariant: ((((((((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) || (((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) == 2))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || (((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && (((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(\old(waterLevel) <= 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || (((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || (((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: (((((((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && ((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || ((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || ((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(1 == systemActive) || ((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && 2 == waterLevel)) || (((pumpRunning == 0 && tmp___0 == 0) && !(tmp == 0)) && \result == 0)) || !(waterLevel <= 2)) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) || !(1 <= switchedOnBeforeTS)) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: ((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || (((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((((((pumpRunning == \old(pumpRunning) && \result == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: (((((((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((((\result <= waterLevel && methaneLevelCritical == \result) && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) == 2)) && ((((((((((((pumpRunning == \old(pumpRunning) && \result <= waterLevel) && methaneLevelCritical == \result) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((((((pumpRunning == 0 && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || (((1 <= pumpRunning && 2 == \result) && \old(waterLevel) == waterLevel) && tmp == 2)) || !(\old(waterLevel) <= 2)) || !(2 <= \old(waterLevel)))) && (((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((((\result <= waterLevel && methaneLevelCritical == \result) && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((methaneLevelCritical == 0 || !(1 == systemActive)) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && \result < 2) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && !(2 <= tmp))) || !(1 <= \old(pumpRunning))) || ((((((((((\result <= waterLevel && methaneLevelCritical == \result) && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || (((pumpRunning == 0 && \result < 2) && \old(waterLevel) == waterLevel) && !(2 <= tmp)))) && ((((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || ((((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result < 2) && \result == methaneLevelCritical) && 1 == systemActive) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) && !(2 <= tmp))) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && tmp <= waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || waterLevel == 1) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((((((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || (((((((((\result <= waterLevel && methaneLevelCritical == \result) && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) && (((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2)) || (((((\result <= waterLevel && methaneLevelCritical == \result) && pumpRunning == 0) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS))) && ((((((!(\old(waterLevel) <= 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((methaneLevelCritical == \result && pumpRunning == 0) && \result < 2) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || (((((((((\result <= waterLevel && methaneLevelCritical == \result) && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && (((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((((((pumpRunning == \old(pumpRunning) && methaneLevelCritical == \result) && \result < 2) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(methaneLevelCritical == 0)) || ((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((((((((((1 <= pumpRunning && pumpRunning == \old(pumpRunning)) && \result <= waterLevel) && methaneLevelCritical == \result) && methaneLevelCritical == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) == 2))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (((pumpRunning == 0 && \result < 2) && waterLevel <= 1) && \old(waterLevel) == waterLevel)) || (((pumpRunning == 0 && 2 == waterLevel) && 2 == \result) && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) || (((1 <= pumpRunning && 2 == waterLevel) && 2 == \result) && \old(waterLevel) == waterLevel))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || waterLevel == 1) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) == 2)) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive))) && ((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(\old(waterLevel) <= 2))) && ((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: (((((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || ((pumpRunning == \old(pumpRunning) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && 1 == systemActive) && waterLevel + 1 <= \old(waterLevel)) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 413]: Loop Invariant Derived loop invariant: ((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || (((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && waterLevel == 1) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 < \old(waterLevel))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(\old(waterLevel) <= 2)) || (((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && tmp == methaneLevelCritical) && \old(waterLevel) == waterLevel) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || ((((((((methaneLevelCritical == \result && pumpRunning == 0) && \result == methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel + 1 <= \old(waterLevel)) && tmp == methaneLevelCritical) && 1 <= switchedOnBeforeTS)) || !(1 <= \old(switchedOnBeforeTS)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || !(1 <= \old(switchedOnBeforeTS))) - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || (((((1 <= pumpRunning && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && splverifierCounter == 0) && 1 <= switchedOnBeforeTS)) || (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && splverifierCounter == 0) RESULT: Ultimate proved your program to be correct! [2022-07-21 05:02:32,661 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE