./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec 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_spec3_product58.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 b8451c8f3d8ff26b053ea0918ef208b2c50fd9de ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 08:44:19,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:44:19,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:44:19,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:44:19,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:44:19,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:44:19,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:44:19,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:44:19,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:44:19,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:44:19,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:44:19,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:44:19,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:44:19,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:44:19,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:44:19,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:44:19,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:44:19,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:44:19,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:44:19,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:44:19,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:44:19,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:44:19,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:44:19,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:44:19,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:44:19,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:44:19,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:44:19,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:44:19,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:44:19,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:44:19,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:44:19,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:44:19,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:44:19,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:44:19,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:44:19,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:44:19,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:44:19,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:44:19,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:44:19,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:44:19,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:44:19,467 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:44:19,504 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:44:19,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:44:19,506 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:44:19,506 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:44:19,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:44:19,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:44:19,509 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:44:19,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:44:19,509 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:44:19,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:44:19,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:44:19,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:44:19,511 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:44:19,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:44:19,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:44:19,511 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:44:19,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:44:19,511 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:44:19,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:44:19,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:44:19,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:44:19,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:44:19,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:44:19,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:44:19,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:44:19,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:44:19,525 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:44:19,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:44:19,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:44:19,525 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:44:19,526 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8451c8f3d8ff26b053ea0918ef208b2c50fd9de [2021-08-26 08:44:19,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:44:19,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:44:19,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:44:19,855 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:44:19,856 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:44:19,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c [2021-08-26 08:44:19,927 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb144ca8c/8fee39af529945f0bab85e809c561c15/FLAG232447023 [2021-08-26 08:44:20,523 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:44:20,526 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c [2021-08-26 08:44:20,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb144ca8c/8fee39af529945f0bab85e809c561c15/FLAG232447023 [2021-08-26 08:44:20,929 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb144ca8c/8fee39af529945f0bab85e809c561c15 [2021-08-26 08:44:20,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:44:20,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:44:20,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:44:20,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:44:20,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:44:20,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:44:20" (1/1) ... [2021-08-26 08:44:20,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c1857e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:20, skipping insertion in model container [2021-08-26 08:44:20,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:44:20" (1/1) ... [2021-08-26 08:44:20,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:44:20,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:44:21,183 WARN L228 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_spec3_product58.cil.c[12713,12726] [2021-08-26 08:44:21,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:44:21,272 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:44:21,338 WARN L228 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_spec3_product58.cil.c[12713,12726] [2021-08-26 08:44:21,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:44:21,396 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:44:21,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:21 WrapperNode [2021-08-26 08:44:21,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:44:21,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:44:21,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:44:21,400 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:44:21,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:21" (1/1) ... [2021-08-26 08:44:21,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:21" (1/1) ... [2021-08-26 08:44:21,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:44:21,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:44:21,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:44:21,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:44:21,509 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:21" (1/1) ... [2021-08-26 08:44:21,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:21" (1/1) ... [2021-08-26 08:44:21,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:21" (1/1) ... [2021-08-26 08:44:21,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:21" (1/1) ... [2021-08-26 08:44:21,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:21" (1/1) ... [2021-08-26 08:44:21,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:21" (1/1) ... [2021-08-26 08:44:21,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:21" (1/1) ... [2021-08-26 08:44:21,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:44:21,584 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:44:21,584 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:44:21,584 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:44:21,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:21" (1/1) ... [2021-08-26 08:44:21,591 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:44:21,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:44:21,610 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) [2021-08-26 08:44:21,639 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 [2021-08-26 08:44:21,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:44:21,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:44:21,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:44:21,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:44:22,552 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:44:22,552 INFO L299 CfgBuilder]: Removed 200 assume(true) statements. [2021-08-26 08:44:22,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:44:22 BoogieIcfgContainer [2021-08-26 08:44:22,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:44:22,556 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:44:22,556 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:44:22,558 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:44:22,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:44:20" (1/3) ... [2021-08-26 08:44:22,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18ecd41a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:44:22, skipping insertion in model container [2021-08-26 08:44:22,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:21" (2/3) ... [2021-08-26 08:44:22,560 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18ecd41a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:44:22, skipping insertion in model container [2021-08-26 08:44:22,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:44:22" (3/3) ... [2021-08-26 08:44:22,561 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product58.cil.c [2021-08-26 08:44:22,566 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:44:22,566 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-26 08:44:22,605 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:44:22,611 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-26 08:44:22,611 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-26 08:44:22,626 INFO L276 IsEmpty]: Start isEmpty. Operand has 141 states, 137 states have (on average 1.532846715328467) internal successors, (210), 140 states have internal predecessors, (210), 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) [2021-08-26 08:44:22,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-08-26 08:44:22,632 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:22,632 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:22,633 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:22,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:22,638 INFO L82 PathProgramCache]: Analyzing trace with hash -1179839814, now seen corresponding path program 1 times [2021-08-26 08:44:22,645 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:22,646 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081051004] [2021-08-26 08:44:22,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:22,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:22,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:44:22,839 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:22,839 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081051004] [2021-08-26 08:44:22,840 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081051004] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:22,840 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:22,840 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:44:22,842 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507732373] [2021-08-26 08:44:22,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 08:44:22,849 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:22,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 08:44:22,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:44:22,867 INFO L87 Difference]: Start difference. First operand has 141 states, 137 states have (on average 1.532846715328467) internal successors, (210), 140 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2021-08-26 08:44:22,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:22,919 INFO L93 Difference]: Finished difference Result 276 states and 413 transitions. [2021-08-26 08:44:22,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 08:44:22,921 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) Word has length 18 [2021-08-26 08:44:22,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:22,932 INFO L225 Difference]: With dead ends: 276 [2021-08-26 08:44:22,932 INFO L226 Difference]: Without dead ends: 137 [2021-08-26 08:44:22,936 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:44:22,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-08-26 08:44:22,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2021-08-26 08:44:22,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 134 states have (on average 1.4776119402985075) internal successors, (198), 136 states have internal predecessors, (198), 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) [2021-08-26 08:44:22,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 198 transitions. [2021-08-26 08:44:22,985 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 198 transitions. Word has length 18 [2021-08-26 08:44:22,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:22,986 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 198 transitions. [2021-08-26 08:44:22,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2021-08-26 08:44:22,986 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2021-08-26 08:44:22,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-26 08:44:22,988 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:22,988 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:22,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:44:22,989 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:22,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:22,993 INFO L82 PathProgramCache]: Analyzing trace with hash -2090870567, now seen corresponding path program 1 times [2021-08-26 08:44:22,994 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:22,994 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013493043] [2021-08-26 08:44:22,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:22,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:23,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:44:23,119 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:23,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013493043] [2021-08-26 08:44:23,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013493043] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:23,132 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:23,132 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:44:23,132 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062426667] [2021-08-26 08:44:23,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:44:23,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:23,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:44:23,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:44:23,135 INFO L87 Difference]: Start difference. First operand 137 states and 198 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2021-08-26 08:44:23,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:23,145 INFO L93 Difference]: Finished difference Result 137 states and 198 transitions. [2021-08-26 08:44:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:44:23,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) Word has length 19 [2021-08-26 08:44:23,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:23,146 INFO L225 Difference]: With dead ends: 137 [2021-08-26 08:44:23,147 INFO L226 Difference]: Without dead ends: 55 [2021-08-26 08:44:23,147 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:44:23,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-08-26 08:44:23,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-08-26 08:44:23,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.462962962962963) internal successors, (79), 54 states have internal predecessors, (79), 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) [2021-08-26 08:44:23,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2021-08-26 08:44:23,152 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2021-08-26 08:44:23,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:23,152 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2021-08-26 08:44:23,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2021-08-26 08:44:23,153 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2021-08-26 08:44:23,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-08-26 08:44:23,154 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:23,154 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:23,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:44:23,154 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:23,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:23,155 INFO L82 PathProgramCache]: Analyzing trace with hash -917137565, now seen corresponding path program 1 times [2021-08-26 08:44:23,155 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:23,156 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658909198] [2021-08-26 08:44:23,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:23,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:23,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:23,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:44:23,239 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:23,239 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658909198] [2021-08-26 08:44:23,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658909198] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:23,240 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:23,240 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:44:23,241 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819505096] [2021-08-26 08:44:23,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:44:23,242 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:23,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:44:23,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:23,243 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 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) [2021-08-26 08:44:23,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:23,291 INFO L93 Difference]: Finished difference Result 104 states and 152 transitions. [2021-08-26 08:44:23,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:44:23,292 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 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) Word has length 24 [2021-08-26 08:44:23,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:23,293 INFO L225 Difference]: With dead ends: 104 [2021-08-26 08:44:23,293 INFO L226 Difference]: Without dead ends: 55 [2021-08-26 08:44:23,293 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 34.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:44:23,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-08-26 08:44:23,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-08-26 08:44:23,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 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) [2021-08-26 08:44:23,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2021-08-26 08:44:23,298 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 24 [2021-08-26 08:44:23,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:23,299 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2021-08-26 08:44:23,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 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) [2021-08-26 08:44:23,299 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2021-08-26 08:44:23,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-26 08:44:23,300 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:23,300 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:23,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 08:44:23,306 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:23,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:23,306 INFO L82 PathProgramCache]: Analyzing trace with hash -1642774406, now seen corresponding path program 1 times [2021-08-26 08:44:23,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:23,307 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382954548] [2021-08-26 08:44:23,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:23,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:23,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:23,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:44:23,371 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:23,372 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382954548] [2021-08-26 08:44:23,372 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382954548] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:23,372 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:23,372 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:44:23,372 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884615869] [2021-08-26 08:44:23,373 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:44:23,373 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:23,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:44:23,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:44:23,374 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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) [2021-08-26 08:44:23,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:23,406 INFO L93 Difference]: Finished difference Result 127 states and 183 transitions. [2021-08-26 08:44:23,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:44:23,407 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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) Word has length 26 [2021-08-26 08:44:23,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:23,411 INFO L225 Difference]: With dead ends: 127 [2021-08-26 08:44:23,411 INFO L226 Difference]: Without dead ends: 78 [2021-08-26 08:44:23,412 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:44:23,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-08-26 08:44:23,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2021-08-26 08:44:23,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.4266666666666667) internal successors, (107), 75 states have internal predecessors, (107), 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) [2021-08-26 08:44:23,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2021-08-26 08:44:23,426 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 26 [2021-08-26 08:44:23,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:23,426 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2021-08-26 08:44:23,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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) [2021-08-26 08:44:23,427 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2021-08-26 08:44:23,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-08-26 08:44:23,428 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:23,428 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:23,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 08:44:23,428 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:23,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:23,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1904097010, now seen corresponding path program 1 times [2021-08-26 08:44:23,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:23,434 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976358950] [2021-08-26 08:44:23,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:23,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:23,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:23,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:44:23,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:23,540 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976358950] [2021-08-26 08:44:23,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976358950] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:23,540 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:23,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:44:23,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131163276] [2021-08-26 08:44:23,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:44:23,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:23,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:44:23,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:23,542 INFO L87 Difference]: Start difference. First operand 76 states and 107 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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) [2021-08-26 08:44:23,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:23,731 INFO L93 Difference]: Finished difference Result 381 states and 553 transitions. [2021-08-26 08:44:23,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 08:44:23,731 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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) Word has length 32 [2021-08-26 08:44:23,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:23,733 INFO L225 Difference]: With dead ends: 381 [2021-08-26 08:44:23,733 INFO L226 Difference]: Without dead ends: 311 [2021-08-26 08:44:23,734 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 43.8ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:44:23,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-08-26 08:44:23,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2021-08-26 08:44:23,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 122 states have (on average 1.3934426229508197) internal successors, (170), 122 states have internal predecessors, (170), 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) [2021-08-26 08:44:23,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 170 transitions. [2021-08-26 08:44:23,746 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 170 transitions. Word has length 32 [2021-08-26 08:44:23,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:23,747 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 170 transitions. [2021-08-26 08:44:23,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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) [2021-08-26 08:44:23,747 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2021-08-26 08:44:23,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-08-26 08:44:23,748 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:23,748 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:23,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 08:44:23,749 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:23,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:23,749 INFO L82 PathProgramCache]: Analyzing trace with hash 1319823756, now seen corresponding path program 1 times [2021-08-26 08:44:23,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:23,749 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413541134] [2021-08-26 08:44:23,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:23,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:23,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:44:23,798 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:23,798 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413541134] [2021-08-26 08:44:23,798 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413541134] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:23,799 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:23,799 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:44:23,799 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347882346] [2021-08-26 08:44:23,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 08:44:23,799 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:23,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 08:44:23,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:44:23,800 INFO L87 Difference]: Start difference. First operand 123 states and 170 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 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) [2021-08-26 08:44:23,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:23,932 INFO L93 Difference]: Finished difference Result 254 states and 358 transitions. [2021-08-26 08:44:23,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 08:44:23,933 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 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) Word has length 33 [2021-08-26 08:44:23,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:23,934 INFO L225 Difference]: With dead ends: 254 [2021-08-26 08:44:23,934 INFO L226 Difference]: Without dead ends: 184 [2021-08-26 08:44:23,935 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.9ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:44:23,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2021-08-26 08:44:23,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2021-08-26 08:44:23,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3944444444444444) internal successors, (251), 180 states have internal predecessors, (251), 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) [2021-08-26 08:44:23,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 251 transitions. [2021-08-26 08:44:23,961 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 251 transitions. Word has length 33 [2021-08-26 08:44:23,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:23,962 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 251 transitions. [2021-08-26 08:44:23,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 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) [2021-08-26 08:44:23,962 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-08-26 08:44:23,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-08-26 08:44:23,964 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:23,965 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:23,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 08:44:23,965 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:23,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:23,966 INFO L82 PathProgramCache]: Analyzing trace with hash 308706506, now seen corresponding path program 1 times [2021-08-26 08:44:23,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:23,966 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890335166] [2021-08-26 08:44:23,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:23,967 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:24,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:44:24,045 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:24,046 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890335166] [2021-08-26 08:44:24,047 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890335166] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:24,047 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:24,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:44:24,047 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394181619] [2021-08-26 08:44:24,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 08:44:24,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:24,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 08:44:24,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:44:24,057 INFO L87 Difference]: Start difference. First operand 181 states and 251 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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) [2021-08-26 08:44:24,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:24,148 INFO L93 Difference]: Finished difference Result 505 states and 712 transitions. [2021-08-26 08:44:24,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:44:24,149 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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) Word has length 33 [2021-08-26 08:44:24,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:24,153 INFO L225 Difference]: With dead ends: 505 [2021-08-26 08:44:24,153 INFO L226 Difference]: Without dead ends: 376 [2021-08-26 08:44:24,156 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:24,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-08-26 08:44:24,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 181. [2021-08-26 08:44:24,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3833333333333333) internal successors, (249), 180 states have internal predecessors, (249), 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) [2021-08-26 08:44:24,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 249 transitions. [2021-08-26 08:44:24,184 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 249 transitions. Word has length 33 [2021-08-26 08:44:24,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:24,185 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 249 transitions. [2021-08-26 08:44:24,185 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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) [2021-08-26 08:44:24,185 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-08-26 08:44:24,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-08-26 08:44:24,191 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:24,191 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:24,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-26 08:44:24,191 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:24,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:24,192 INFO L82 PathProgramCache]: Analyzing trace with hash 566871944, now seen corresponding path program 1 times [2021-08-26 08:44:24,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:24,192 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434019943] [2021-08-26 08:44:24,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:24,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:24,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:44:24,289 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:24,289 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434019943] [2021-08-26 08:44:24,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434019943] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:24,290 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:24,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-26 08:44:24,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533831943] [2021-08-26 08:44:24,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-26 08:44:24,291 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:24,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-26 08:44:24,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:44:24,294 INFO L87 Difference]: Start difference. First operand 181 states and 249 transitions. Second operand has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 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) [2021-08-26 08:44:24,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:24,454 INFO L93 Difference]: Finished difference Result 634 states and 889 transitions. [2021-08-26 08:44:24,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-26 08:44:24,455 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 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) Word has length 33 [2021-08-26 08:44:24,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:24,458 INFO L225 Difference]: With dead ends: 634 [2021-08-26 08:44:24,458 INFO L226 Difference]: Without dead ends: 459 [2021-08-26 08:44:24,460 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 99.0ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-08-26 08:44:24,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2021-08-26 08:44:24,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 190. [2021-08-26 08:44:24,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 189 states have (on average 1.3544973544973544) internal successors, (256), 189 states have internal predecessors, (256), 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) [2021-08-26 08:44:24,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 256 transitions. [2021-08-26 08:44:24,478 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 256 transitions. Word has length 33 [2021-08-26 08:44:24,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:24,479 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 256 transitions. [2021-08-26 08:44:24,479 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 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) [2021-08-26 08:44:24,479 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 256 transitions. [2021-08-26 08:44:24,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-08-26 08:44:24,482 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:24,482 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:24,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-26 08:44:24,483 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:24,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:24,484 INFO L82 PathProgramCache]: Analyzing trace with hash -1083058712, now seen corresponding path program 1 times [2021-08-26 08:44:24,485 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:24,485 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102375155] [2021-08-26 08:44:24,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:24,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:24,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:24,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:44:24,597 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:24,598 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102375155] [2021-08-26 08:44:24,598 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102375155] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:24,598 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:24,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:44:24,598 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580118322] [2021-08-26 08:44:24,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:44:24,599 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:24,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:44:24,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:44:24,600 INFO L87 Difference]: Start difference. First operand 190 states and 256 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-08-26 08:44:24,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:24,874 INFO L93 Difference]: Finished difference Result 1391 states and 1856 transitions. [2021-08-26 08:44:24,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-26 08:44:24,875 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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) Word has length 36 [2021-08-26 08:44:24,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:24,880 INFO L225 Difference]: With dead ends: 1391 [2021-08-26 08:44:24,880 INFO L226 Difference]: Without dead ends: 1207 [2021-08-26 08:44:24,881 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 124.9ms TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-08-26 08:44:24,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2021-08-26 08:44:24,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 360. [2021-08-26 08:44:24,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 359 states have (on average 1.3314763231197773) internal successors, (478), 359 states have internal predecessors, (478), 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) [2021-08-26 08:44:24,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 478 transitions. [2021-08-26 08:44:24,933 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 478 transitions. Word has length 36 [2021-08-26 08:44:24,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:24,935 INFO L470 AbstractCegarLoop]: Abstraction has 360 states and 478 transitions. [2021-08-26 08:44:24,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-08-26 08:44:24,935 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 478 transitions. [2021-08-26 08:44:24,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-08-26 08:44:24,937 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:24,937 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:24,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 08:44:24,938 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:24,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:24,939 INFO L82 PathProgramCache]: Analyzing trace with hash -403000342, now seen corresponding path program 1 times [2021-08-26 08:44:24,939 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:24,940 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926993868] [2021-08-26 08:44:24,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:24,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:25,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:44:25,011 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:25,011 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926993868] [2021-08-26 08:44:25,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926993868] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:25,011 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:25,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:44:25,012 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763770162] [2021-08-26 08:44:25,013 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:44:25,013 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:25,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:44:25,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:25,014 INFO L87 Difference]: Start difference. First operand 360 states and 478 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-08-26 08:44:25,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:25,194 INFO L93 Difference]: Finished difference Result 946 states and 1283 transitions. [2021-08-26 08:44:25,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 08:44:25,194 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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) Word has length 36 [2021-08-26 08:44:25,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:25,197 INFO L225 Difference]: With dead ends: 946 [2021-08-26 08:44:25,197 INFO L226 Difference]: Without dead ends: 592 [2021-08-26 08:44:25,198 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 32.4ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:44:25,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2021-08-26 08:44:25,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 306. [2021-08-26 08:44:25,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.2950819672131149) internal successors, (395), 305 states have internal predecessors, (395), 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) [2021-08-26 08:44:25,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 395 transitions. [2021-08-26 08:44:25,231 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 395 transitions. Word has length 36 [2021-08-26 08:44:25,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:25,231 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 395 transitions. [2021-08-26 08:44:25,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-08-26 08:44:25,232 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 395 transitions. [2021-08-26 08:44:25,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-08-26 08:44:25,232 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:25,232 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:25,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-26 08:44:25,233 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:25,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:25,233 INFO L82 PathProgramCache]: Analyzing trace with hash -1138138450, now seen corresponding path program 1 times [2021-08-26 08:44:25,233 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:25,234 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477287613] [2021-08-26 08:44:25,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:25,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:25,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:25,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:44:25,300 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:25,300 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477287613] [2021-08-26 08:44:25,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477287613] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:25,300 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:25,300 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-26 08:44:25,300 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719139640] [2021-08-26 08:44:25,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-26 08:44:25,301 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:25,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-26 08:44:25,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:44:25,302 INFO L87 Difference]: Start difference. First operand 306 states and 395 transitions. Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 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) [2021-08-26 08:44:25,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:25,549 INFO L93 Difference]: Finished difference Result 916 states and 1175 transitions. [2021-08-26 08:44:25,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-26 08:44:25,549 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 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) Word has length 37 [2021-08-26 08:44:25,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:25,552 INFO L225 Difference]: With dead ends: 916 [2021-08-26 08:44:25,552 INFO L226 Difference]: Without dead ends: 616 [2021-08-26 08:44:25,553 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 91.3ms TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-08-26 08:44:25,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2021-08-26 08:44:25,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 286. [2021-08-26 08:44:25,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.256140350877193) internal successors, (358), 285 states have internal predecessors, (358), 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) [2021-08-26 08:44:25,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 358 transitions. [2021-08-26 08:44:25,583 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 358 transitions. Word has length 37 [2021-08-26 08:44:25,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:25,583 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 358 transitions. [2021-08-26 08:44:25,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 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) [2021-08-26 08:44:25,584 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 358 transitions. [2021-08-26 08:44:25,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-08-26 08:44:25,585 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:25,585 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-08-26 08:44:25,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-26 08:44:25,585 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:25,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:25,586 INFO L82 PathProgramCache]: Analyzing trace with hash 113257525, now seen corresponding path program 1 times [2021-08-26 08:44:25,586 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:25,586 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669212191] [2021-08-26 08:44:25,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:25,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:25,635 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-08-26 08:44:25,635 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:25,636 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669212191] [2021-08-26 08:44:25,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669212191] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:25,636 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:25,636 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:44:25,636 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697596948] [2021-08-26 08:44:25,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:44:25,637 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:25,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:44:25,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:25,638 INFO L87 Difference]: Start difference. First operand 286 states and 358 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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) [2021-08-26 08:44:25,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:25,701 INFO L93 Difference]: Finished difference Result 661 states and 831 transitions. [2021-08-26 08:44:25,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:44:25,701 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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) Word has length 55 [2021-08-26 08:44:25,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:25,703 INFO L225 Difference]: With dead ends: 661 [2021-08-26 08:44:25,703 INFO L226 Difference]: Without dead ends: 381 [2021-08-26 08:44:25,704 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:44:25,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2021-08-26 08:44:25,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 286. [2021-08-26 08:44:25,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.2421052631578948) internal successors, (354), 285 states have internal predecessors, (354), 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) [2021-08-26 08:44:25,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 354 transitions. [2021-08-26 08:44:25,732 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 354 transitions. Word has length 55 [2021-08-26 08:44:25,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:25,733 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 354 transitions. [2021-08-26 08:44:25,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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) [2021-08-26 08:44:25,733 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 354 transitions. [2021-08-26 08:44:25,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-08-26 08:44:25,734 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:25,734 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-08-26 08:44:25,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-26 08:44:25,734 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:25,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:25,735 INFO L82 PathProgramCache]: Analyzing trace with hash -730747977, now seen corresponding path program 1 times [2021-08-26 08:44:25,735 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:25,735 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40783860] [2021-08-26 08:44:25,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:25,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:25,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:25,769 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-08-26 08:44:25,769 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:25,770 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40783860] [2021-08-26 08:44:25,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40783860] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:25,770 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:25,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:44:25,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000486071] [2021-08-26 08:44:25,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 08:44:25,771 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:25,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 08:44:25,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:44:25,771 INFO L87 Difference]: Start difference. First operand 286 states and 354 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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) [2021-08-26 08:44:25,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:25,825 INFO L93 Difference]: Finished difference Result 608 states and 763 transitions. [2021-08-26 08:44:25,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 08:44:25,826 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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) Word has length 55 [2021-08-26 08:44:25,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:25,827 INFO L225 Difference]: With dead ends: 608 [2021-08-26 08:44:25,827 INFO L226 Difference]: Without dead ends: 328 [2021-08-26 08:44:25,828 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:25,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2021-08-26 08:44:25,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 244. [2021-08-26 08:44:25,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2469135802469136) internal successors, (303), 243 states have internal predecessors, (303), 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) [2021-08-26 08:44:25,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 303 transitions. [2021-08-26 08:44:25,854 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 303 transitions. Word has length 55 [2021-08-26 08:44:25,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:25,854 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 303 transitions. [2021-08-26 08:44:25,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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) [2021-08-26 08:44:25,855 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 303 transitions. [2021-08-26 08:44:25,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-08-26 08:44:25,855 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:25,856 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-08-26 08:44:25,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-26 08:44:25,856 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:25,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:25,856 INFO L82 PathProgramCache]: Analyzing trace with hash 1478001787, now seen corresponding path program 1 times [2021-08-26 08:44:25,857 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:25,857 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287766172] [2021-08-26 08:44:25,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:25,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:25,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:25,899 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:44:25,900 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:25,900 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287766172] [2021-08-26 08:44:25,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287766172] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:25,900 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:25,900 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:44:25,901 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268944315] [2021-08-26 08:44:25,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:44:25,901 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:25,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:44:25,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:25,902 INFO L87 Difference]: Start difference. First operand 244 states and 303 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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) [2021-08-26 08:44:25,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:25,995 INFO L93 Difference]: Finished difference Result 622 states and 772 transitions. [2021-08-26 08:44:25,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 08:44:25,995 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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) Word has length 56 [2021-08-26 08:44:25,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:25,997 INFO L225 Difference]: With dead ends: 622 [2021-08-26 08:44:25,997 INFO L226 Difference]: Without dead ends: 384 [2021-08-26 08:44:25,998 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 26.3ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:44:25,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2021-08-26 08:44:26,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 244. [2021-08-26 08:44:26,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2304526748971194) internal successors, (299), 243 states have internal predecessors, (299), 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) [2021-08-26 08:44:26,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2021-08-26 08:44:26,030 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 56 [2021-08-26 08:44:26,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:26,030 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2021-08-26 08:44:26,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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) [2021-08-26 08:44:26,031 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2021-08-26 08:44:26,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-08-26 08:44:26,031 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:26,032 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-08-26 08:44:26,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-26 08:44:26,032 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:26,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:26,032 INFO L82 PathProgramCache]: Analyzing trace with hash 458072168, now seen corresponding path program 1 times [2021-08-26 08:44:26,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:26,033 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035870080] [2021-08-26 08:44:26,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:26,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:26,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:26,082 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-08-26 08:44:26,082 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:26,082 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035870080] [2021-08-26 08:44:26,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035870080] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:26,083 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:26,083 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:44:26,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053055969] [2021-08-26 08:44:26,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:44:26,083 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:26,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:44:26,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:26,084 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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) [2021-08-26 08:44:26,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:26,150 INFO L93 Difference]: Finished difference Result 514 states and 643 transitions. [2021-08-26 08:44:26,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:44:26,151 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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) Word has length 58 [2021-08-26 08:44:26,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:26,152 INFO L225 Difference]: With dead ends: 514 [2021-08-26 08:44:26,152 INFO L226 Difference]: Without dead ends: 326 [2021-08-26 08:44:26,154 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.4ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:44:26,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2021-08-26 08:44:26,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 250. [2021-08-26 08:44:26,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 249 states have (on average 1.2248995983935742) internal successors, (305), 249 states have internal predecessors, (305), 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) [2021-08-26 08:44:26,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 305 transitions. [2021-08-26 08:44:26,182 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 305 transitions. Word has length 58 [2021-08-26 08:44:26,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:26,182 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 305 transitions. [2021-08-26 08:44:26,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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) [2021-08-26 08:44:26,182 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 305 transitions. [2021-08-26 08:44:26,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-08-26 08:44:26,183 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:26,183 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-08-26 08:44:26,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-26 08:44:26,183 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:26,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:26,184 INFO L82 PathProgramCache]: Analyzing trace with hash 716237606, now seen corresponding path program 1 times [2021-08-26 08:44:26,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:26,186 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483044831] [2021-08-26 08:44:26,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:26,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:26,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:26,294 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-26 08:44:26,294 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:26,294 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483044831] [2021-08-26 08:44:26,296 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483044831] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:44:26,296 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [106998916] [2021-08-26 08:44:26,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:26,297 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:44:26,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:44:26,301 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) [2021-08-26 08:44:26,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-26 08:44:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:26,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-26 08:44:26,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:44:26,691 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-26 08:44:26,692 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [106998916] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:44:26,692 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:44:26,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-08-26 08:44:26,692 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521415487] [2021-08-26 08:44:26,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-26 08:44:26,693 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:26,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-26 08:44:26,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:44:26,693 INFO L87 Difference]: Start difference. First operand 250 states and 305 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 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) [2021-08-26 08:44:26,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:26,884 INFO L93 Difference]: Finished difference Result 863 states and 1076 transitions. [2021-08-26 08:44:26,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-26 08:44:26,884 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 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) Word has length 58 [2021-08-26 08:44:26,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:26,885 INFO L225 Difference]: With dead ends: 863 [2021-08-26 08:44:26,885 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 08:44:26,886 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 58.9ms TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2021-08-26 08:44:26,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 08:44:26,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 08:44:26,887 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) [2021-08-26 08:44:26,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 08:44:26,887 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2021-08-26 08:44:26,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:26,887 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 08:44:26,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 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) [2021-08-26 08:44:26,887 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 08:44:26,888 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 08:44:26,890 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:44:26,890 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:44:26,890 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:44:26,920 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-26 08:44:27,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-08-26 08:44:27,103 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 08:44:27,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:27,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:28,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:28,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:28,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:28,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:28,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:28,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:28,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,252 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,422 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,711 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:29,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:30,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:30,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:30,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:30,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:30,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:30,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:30,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:30,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:30,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:30,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:30,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:38,994 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 551) no Hoare annotation was computed. [2021-08-26 08:44:38,994 INFO L853 garLoopResultBuilder]: At program point L168(lines 1 991) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:44:38,994 INFO L853 garLoopResultBuilder]: At program point L961(lines 946 964) the Hoare annotation is: false [2021-08-26 08:44:38,994 INFO L853 garLoopResultBuilder]: At program point L961-1(lines 946 964) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 1) (<= ~waterLevel~0 1) .cse4 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse5 .cse6) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) (not .cse3) (not .cse4) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (<= ~waterLevel~0 2) .cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse6))) [2021-08-26 08:44:38,995 INFO L853 garLoopResultBuilder]: At program point L961-2(lines 946 964) the Hoare annotation is: false [2021-08-26 08:44:38,995 INFO L853 garLoopResultBuilder]: At program point L961-3(lines 946 964) the Hoare annotation is: false [2021-08-26 08:44:38,995 INFO L853 garLoopResultBuilder]: At program point L961-4(lines 946 964) the Hoare annotation is: false [2021-08-26 08:44:38,995 INFO L853 garLoopResultBuilder]: At program point L961-5(lines 946 964) the Hoare annotation is: false [2021-08-26 08:44:38,995 INFO L857 garLoopResultBuilder]: For program point L731(lines 731 737) no Hoare annotation was computed. [2021-08-26 08:44:38,995 INFO L853 garLoopResultBuilder]: At program point L731-1(lines 731 737) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse5 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_processEnvironment_~tmp~7 0) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse6) (and .cse2 .cse3 (or (and .cse0 .cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (= ~waterLevel~0 1) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse4 .cse5 .cse6 .cse7))))) [2021-08-26 08:44:38,995 INFO L853 garLoopResultBuilder]: At program point L897(lines 890 900) the Hoare annotation is: false [2021-08-26 08:44:38,995 INFO L853 garLoopResultBuilder]: At program point L897-1(lines 890 900) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse7 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse11 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse13 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse5 .cse6 .cse7 .cse8 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse5 .cse6 .cse7 .cse8 (not .cse3) (not .cse4) .cse9 .cse10 .cse11 .cse12 .cse13))) [2021-08-26 08:44:38,995 INFO L853 garLoopResultBuilder]: At program point L897-2(lines 890 900) the Hoare annotation is: false [2021-08-26 08:44:38,996 INFO L853 garLoopResultBuilder]: At program point L897-3(lines 890 900) the Hoare annotation is: false [2021-08-26 08:44:38,996 INFO L853 garLoopResultBuilder]: At program point L897-4(lines 890 900) the Hoare annotation is: false [2021-08-26 08:44:38,996 INFO L853 garLoopResultBuilder]: At program point L897-5(lines 890 900) the Hoare annotation is: false [2021-08-26 08:44:38,996 INFO L853 garLoopResultBuilder]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:44:38,996 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 572) no Hoare annotation was computed. [2021-08-26 08:44:38,997 INFO L857 garLoopResultBuilder]: For program point L568-3(lines 568 572) no Hoare annotation was computed. [2021-08-26 08:44:38,997 INFO L857 garLoopResultBuilder]: For program point L568-6(lines 568 572) no Hoare annotation was computed. [2021-08-26 08:44:38,997 INFO L860 garLoopResultBuilder]: At program point L141(lines 122 144) the Hoare annotation is: true [2021-08-26 08:44:38,997 INFO L857 garLoopResultBuilder]: For program point L835(lines 835 852) no Hoare annotation was computed. [2021-08-26 08:44:38,997 INFO L857 garLoopResultBuilder]: For program point L835-1(lines 835 852) no Hoare annotation was computed. [2021-08-26 08:44:38,997 INFO L857 garLoopResultBuilder]: For program point L835-2(lines 835 852) no Hoare annotation was computed. [2021-08-26 08:44:38,997 INFO L853 garLoopResultBuilder]: At program point L637(lines 632 640) the Hoare annotation is: (let ((.cse10 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse11 (<= ~waterLevel~0 1)) (.cse4 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse7 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse8 (not (= 0 ~systemActive~0))) (.cse9 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) (<= 2 ~waterLevel~0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (<= ~waterLevel~0 2) .cse5 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse11 .cse4 .cse5 .cse8) (and .cse10 .cse0 .cse1 .cse2 .cse3 .cse11 .cse4 .cse5 (= ULTIMATE.start_processEnvironment_~tmp~7 0) .cse6 .cse7 .cse8 .cse9))) [2021-08-26 08:44:38,997 INFO L853 garLoopResultBuilder]: At program point L637-1(lines 632 640) the Hoare annotation is: false [2021-08-26 08:44:38,998 INFO L853 garLoopResultBuilder]: At program point L637-2(lines 632 640) the Hoare annotation is: false [2021-08-26 08:44:38,998 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 551) no Hoare annotation was computed. [2021-08-26 08:44:38,998 INFO L853 garLoopResultBuilder]: At program point L605(lines 600 608) the Hoare annotation is: false [2021-08-26 08:44:38,998 INFO L853 garLoopResultBuilder]: At program point L605-1(lines 600 608) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse5 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse11 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse13 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not .cse7) (not .cse8) .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse7 .cse8 .cse3 .cse4 .cse5 .cse6 .cse9 .cse10 .cse11 .cse12 .cse13))) [2021-08-26 08:44:38,998 INFO L853 garLoopResultBuilder]: At program point L605-2(lines 600 608) the Hoare annotation is: (let ((.cse19 (= ~methaneLevelCritical~0 0)) (.cse18 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (not .cse18)) (.cse5 (not .cse19)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse14 (<= 2 ~waterLevel~0)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse9 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse11 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse15 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse16 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse17 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse8 .cse9 .cse10 .cse4 .cse5 .cse11 .cse6 .cse12 .cse13 .cse7) (and .cse0 .cse1 .cse14 .cse8 .cse9 .cse10 .cse4 .cse5 .cse11 .cse6 .cse12 .cse13 .cse15 .cse16 .cse7 .cse17) (and .cse0 .cse1 .cse18 .cse19 .cse3 .cse6 .cse20 .cse15 .cse16 .cse7 .cse17) (and .cse0 .cse1 .cse2 .cse18 .cse19 .cse3 .cse6 .cse7) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse20 .cse15 .cse16 .cse7 .cse17) (and .cse0 .cse1 .cse18 .cse19 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse14 .cse8 .cse9 .cse10 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse11 .cse6 .cse12 .cse13 .cse15 .cse16 .cse7 .cse17)))) [2021-08-26 08:44:38,999 INFO L853 garLoopResultBuilder]: At program point L605-3(lines 600 608) the Hoare annotation is: false [2021-08-26 08:44:38,999 INFO L853 garLoopResultBuilder]: At program point L605-4(lines 600 608) the Hoare annotation is: false [2021-08-26 08:44:38,999 INFO L853 garLoopResultBuilder]: At program point L605-5(lines 600 608) the Hoare annotation is: false [2021-08-26 08:44:38,999 INFO L853 garLoopResultBuilder]: At program point L605-6(lines 600 608) the Hoare annotation is: false [2021-08-26 08:44:38,999 INFO L853 garLoopResultBuilder]: At program point L605-7(lines 600 608) the Hoare annotation is: false [2021-08-26 08:44:38,999 INFO L853 garLoopResultBuilder]: At program point L605-8(lines 600 608) the Hoare annotation is: false [2021-08-26 08:44:38,999 INFO L853 garLoopResultBuilder]: At program point L176(lines 171 179) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:44:38,999 INFO L857 garLoopResultBuilder]: For program point L872(lines 872 878) no Hoare annotation was computed. [2021-08-26 08:44:39,000 INFO L857 garLoopResultBuilder]: For program point L839(lines 839 847) no Hoare annotation was computed. [2021-08-26 08:44:39,000 INFO L857 garLoopResultBuilder]: For program point L872-2(lines 872 878) no Hoare annotation was computed. [2021-08-26 08:44:39,000 INFO L857 garLoopResultBuilder]: For program point L839-1(lines 839 847) no Hoare annotation was computed. [2021-08-26 08:44:39,000 INFO L857 garLoopResultBuilder]: For program point L839-2(lines 839 847) no Hoare annotation was computed. [2021-08-26 08:44:39,000 INFO L857 garLoopResultBuilder]: For program point L872-4(lines 872 878) no Hoare annotation was computed. [2021-08-26 08:44:39,000 INFO L857 garLoopResultBuilder]: For program point L872-6(lines 872 878) no Hoare annotation was computed. [2021-08-26 08:44:39,000 INFO L857 garLoopResultBuilder]: For program point L872-8(lines 872 878) no Hoare annotation was computed. [2021-08-26 08:44:39,000 INFO L857 garLoopResultBuilder]: For program point L872-10(lines 872 878) no Hoare annotation was computed. [2021-08-26 08:44:39,001 INFO L853 garLoopResultBuilder]: At program point L906(lines 901 909) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) (<= 2 ~waterLevel~0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1)) (= |ULTIMATE.start_isPumpRunning_#res| 1) (<= ULTIMATE.start_activatePump_~tmp~8 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-08-26 08:44:39,001 INFO L853 garLoopResultBuilder]: At program point L906-1(lines 901 909) the Hoare annotation is: false [2021-08-26 08:44:39,001 INFO L853 garLoopResultBuilder]: At program point L906-2(lines 901 909) the Hoare annotation is: false [2021-08-26 08:44:39,001 INFO L857 garLoopResultBuilder]: For program point L741(lines 741 754) no Hoare annotation was computed. [2021-08-26 08:44:39,001 INFO L857 garLoopResultBuilder]: For program point L675(lines 675 695) no Hoare annotation was computed. [2021-08-26 08:44:39,001 INFO L857 garLoopResultBuilder]: For program point L675-2(lines 675 695) no Hoare annotation was computed. [2021-08-26 08:44:39,001 INFO L857 garLoopResultBuilder]: For program point L675-4(lines 675 695) no Hoare annotation was computed. [2021-08-26 08:44:39,001 INFO L857 garLoopResultBuilder]: For program point L974(lines 974 978) no Hoare annotation was computed. [2021-08-26 08:44:39,002 INFO L857 garLoopResultBuilder]: For program point L974-2(lines 974 978) no Hoare annotation was computed. [2021-08-26 08:44:39,002 INFO L857 garLoopResultBuilder]: For program point L974-3(lines 974 978) no Hoare annotation was computed. [2021-08-26 08:44:39,002 INFO L857 garLoopResultBuilder]: For program point L809(lines 809 826) no Hoare annotation was computed. [2021-08-26 08:44:39,002 INFO L857 garLoopResultBuilder]: For program point L974-5(lines 974 978) no Hoare annotation was computed. [2021-08-26 08:44:39,002 INFO L857 garLoopResultBuilder]: For program point L809-1(lines 809 826) no Hoare annotation was computed. [2021-08-26 08:44:39,002 INFO L857 garLoopResultBuilder]: For program point L974-6(lines 974 978) no Hoare annotation was computed. [2021-08-26 08:44:39,002 INFO L857 garLoopResultBuilder]: For program point L809-2(lines 809 826) no Hoare annotation was computed. [2021-08-26 08:44:39,002 INFO L857 garLoopResultBuilder]: For program point L809-3(lines 809 826) no Hoare annotation was computed. [2021-08-26 08:44:39,002 INFO L857 garLoopResultBuilder]: For program point L974-8(lines 974 978) no Hoare annotation was computed. [2021-08-26 08:44:39,002 INFO L857 garLoopResultBuilder]: For program point L809-4(lines 809 826) no Hoare annotation was computed. [2021-08-26 08:44:39,002 INFO L857 garLoopResultBuilder]: For program point L809-5(lines 809 826) no Hoare annotation was computed. [2021-08-26 08:44:39,003 INFO L853 garLoopResultBuilder]: At program point L777(lines 776 795) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) (<= ~waterLevel~0 2) .cse2 .cse3) (and .cse0 .cse1 (<= ~waterLevel~0 1) .cse2 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1)) (<= ULTIMATE.start_activatePump_~tmp~8 0) .cse3 (= ~pumpRunning~0 1)))) [2021-08-26 08:44:39,003 INFO L857 garLoopResultBuilder]: For program point L777-1(lines 777 783) no Hoare annotation was computed. [2021-08-26 08:44:39,003 INFO L853 garLoopResultBuilder]: At program point L777-2(lines 776 795) the Hoare annotation is: false [2021-08-26 08:44:39,003 INFO L853 garLoopResultBuilder]: At program point L777-3(lines 776 795) the Hoare annotation is: false [2021-08-26 08:44:39,003 INFO L857 garLoopResultBuilder]: For program point L645(lines 645 651) no Hoare annotation was computed. [2021-08-26 08:44:39,003 INFO L857 garLoopResultBuilder]: For program point L645-1(lines 645 651) no Hoare annotation was computed. [2021-08-26 08:44:39,003 INFO L857 garLoopResultBuilder]: For program point L645-2(lines 645 651) no Hoare annotation was computed. [2021-08-26 08:44:39,004 INFO L857 garLoopResultBuilder]: For program point L645-3(lines 645 651) no Hoare annotation was computed. [2021-08-26 08:44:39,004 INFO L857 garLoopResultBuilder]: For program point L645-4(lines 645 651) no Hoare annotation was computed. [2021-08-26 08:44:39,004 INFO L857 garLoopResultBuilder]: For program point L645-5(lines 645 651) no Hoare annotation was computed. [2021-08-26 08:44:39,004 INFO L857 garLoopResultBuilder]: For program point L712(lines 711 758) no Hoare annotation was computed. [2021-08-26 08:44:39,004 INFO L857 garLoopResultBuilder]: For program point L580(lines 580 584) no Hoare annotation was computed. [2021-08-26 08:44:39,004 INFO L857 garLoopResultBuilder]: For program point L713(lines 713 717) no Hoare annotation was computed. [2021-08-26 08:44:39,004 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 08:44:39,004 INFO L857 garLoopResultBuilder]: For program point L813(lines 813 821) no Hoare annotation was computed. [2021-08-26 08:44:39,004 INFO L857 garLoopResultBuilder]: For program point L813-1(lines 813 821) no Hoare annotation was computed. [2021-08-26 08:44:39,005 INFO L857 garLoopResultBuilder]: For program point L813-2(lines 813 821) no Hoare annotation was computed. [2021-08-26 08:44:39,005 INFO L857 garLoopResultBuilder]: For program point L813-3(lines 813 821) no Hoare annotation was computed. [2021-08-26 08:44:39,005 INFO L857 garLoopResultBuilder]: For program point L681(lines 681 694) no Hoare annotation was computed. [2021-08-26 08:44:39,005 INFO L857 garLoopResultBuilder]: For program point L813-4(lines 813 821) no Hoare annotation was computed. [2021-08-26 08:44:39,005 INFO L853 garLoopResultBuilder]: At program point L681-1(lines 1 991) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse23 (= ~pumpRunning~0 0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse6 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse18 (not .cse2)) (.cse19 (not .cse3)) (.cse20 (not .cse7)) (.cse9 (<= ~waterLevel~0 2)) (.cse11 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse22 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse17 (<= ~waterLevel~0 1)) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse21 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse13 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse14 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse24 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse15 (not (= 0 ~systemActive~0))) (.cse16 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse4 .cse5 .cse6 .cse7 .cse8 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse0 .cse1 .cse17 .cse18 .cse19 .cse20 .cse10 .cse21 .cse13 .cse14 .cse15 .cse16) (and .cse22 .cse0 .cse1 .cse23 .cse2 .cse3 .cse17 .cse7 .cse10 .cse24 .cse15) (and .cse0 .cse1 .cse23 .cse3 .cse10 (= ~waterLevel~0 1) .cse15) (and .cse0 .cse1 .cse4 .cse5 .cse6 .cse8 .cse18 .cse19 .cse20 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse0 .cse1 .cse23 .cse17 .cse18 .cse19 .cse20 .cse10 .cse15) (and .cse0 .cse1 .cse23 .cse5 .cse6 .cse8 .cse18 .cse19 .cse20 .cse9 .cse10 .cse11 .cse12 .cse15) (and .cse22 .cse0 .cse1 .cse2 .cse3 .cse17 .cse7 .cse10 .cse21 .cse13 .cse14 .cse24 .cse15 .cse16)))) [2021-08-26 08:44:39,005 INFO L857 garLoopResultBuilder]: For program point L813-5(lines 813 821) no Hoare annotation was computed. [2021-08-26 08:44:39,005 INFO L857 garLoopResultBuilder]: For program point L681-2(lines 681 694) no Hoare annotation was computed. [2021-08-26 08:44:39,006 INFO L853 garLoopResultBuilder]: At program point L681-3(lines 1 991) the Hoare annotation is: false [2021-08-26 08:44:39,006 INFO L857 garLoopResultBuilder]: For program point L681-4(lines 681 694) no Hoare annotation was computed. [2021-08-26 08:44:39,006 INFO L853 garLoopResultBuilder]: At program point L681-5(lines 1 991) the Hoare annotation is: false [2021-08-26 08:44:39,006 INFO L853 garLoopResultBuilder]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-08-26 08:44:39,006 INFO L857 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2021-08-26 08:44:39,006 INFO L853 garLoopResultBuilder]: At program point L980(lines 965 983) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1)) (<= ULTIMATE.start_activatePump_~tmp~8 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-08-26 08:44:39,006 INFO L853 garLoopResultBuilder]: At program point L980-1(lines 965 983) the Hoare annotation is: false [2021-08-26 08:44:39,006 INFO L853 garLoopResultBuilder]: At program point L980-2(lines 965 983) the Hoare annotation is: false [2021-08-26 08:44:39,007 INFO L857 garLoopResultBuilder]: For program point L749(lines 749 753) no Hoare annotation was computed. [2021-08-26 08:44:39,007 INFO L853 garLoopResultBuilder]: At program point L749-2(lines 777 783) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse5 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_processEnvironment_~tmp~7 0) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse6) (and .cse2 .cse3 (or (and .cse0 .cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (= ~waterLevel~0 1) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse4 .cse5 .cse6 .cse7))))) [2021-08-26 08:44:39,007 INFO L853 garLoopResultBuilder]: At program point L650(lines 641 654) the Hoare annotation is: false [2021-08-26 08:44:39,007 INFO L853 garLoopResultBuilder]: At program point L650-1(lines 641 654) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3 .cse4) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4))) [2021-08-26 08:44:39,007 INFO L853 garLoopResultBuilder]: At program point L650-2(lines 641 654) the Hoare annotation is: false [2021-08-26 08:44:39,007 INFO L857 garLoopResultBuilder]: For program point L551(line 551) no Hoare annotation was computed. [2021-08-26 08:44:39,007 INFO L853 garLoopResultBuilder]: At program point L650-3(lines 641 654) the Hoare annotation is: false [2021-08-26 08:44:39,008 INFO L857 garLoopResultBuilder]: For program point L551-1(line 551) no Hoare annotation was computed. [2021-08-26 08:44:39,008 INFO L853 garLoopResultBuilder]: At program point L650-4(lines 641 654) the Hoare annotation is: false [2021-08-26 08:44:39,008 INFO L853 garLoopResultBuilder]: At program point L650-5(lines 641 654) the Hoare annotation is: false [2021-08-26 08:44:39,008 INFO L857 garLoopResultBuilder]: For program point L551-2(line 551) no Hoare annotation was computed. [2021-08-26 08:44:39,008 INFO L853 garLoopResultBuilder]: At program point L784(lines 784 790) the Hoare annotation is: (let ((.cse19 (= ~methaneLevelCritical~0 0)) (.cse18 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse9 (not .cse18)) (.cse10 (not .cse19)) (.cse14 (<= 2 ~waterLevel~0)) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse7 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse11 (<= ~waterLevel~0 2)) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse15 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse16 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse17 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse4 .cse12 .cse13 .cse5) (and .cse0 .cse1 .cse14 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse4 .cse12 .cse13 .cse15 .cse16 .cse5 .cse17) (and .cse0 .cse1 .cse18 .cse19 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse14 .cse6 .cse7 .cse8 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse11 .cse4 .cse12 .cse13 .cse15 .cse16 .cse5 .cse17) (and .cse0 .cse1 .cse3 .cse4 (= ULTIMATE.start_processEnvironment_~tmp~7 0) .cse15 .cse16 .cse5 .cse17)))) [2021-08-26 08:44:39,008 INFO L853 garLoopResultBuilder]: At program point L784-1(lines 784 790) the Hoare annotation is: false [2021-08-26 08:44:39,008 INFO L853 garLoopResultBuilder]: At program point L784-2(lines 784 790) the Hoare annotation is: false [2021-08-26 08:44:39,009 INFO L857 garLoopResultBuilder]: For program point L685(lines 685 691) no Hoare annotation was computed. [2021-08-26 08:44:39,009 INFO L857 garLoopResultBuilder]: For program point L685-2(lines 685 691) no Hoare annotation was computed. [2021-08-26 08:44:39,009 INFO L857 garLoopResultBuilder]: For program point L685-4(lines 685 691) no Hoare annotation was computed. [2021-08-26 08:44:39,009 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 08:44:39,009 INFO L857 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-08-26 08:44:39,009 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 777 783) no Hoare annotation was computed. [2021-08-26 08:44:39,009 INFO L857 garLoopResultBuilder]: For program point L721(lines 721 727) no Hoare annotation was computed. [2021-08-26 08:44:39,010 INFO L853 garLoopResultBuilder]: At program point L721-1(lines 721 727) the Hoare annotation is: (let ((.cse18 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0)) (.cse13 (= ~methaneLevelCritical~0 0)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse2 (not .cse17)) (.cse3 (not .cse13)) (.cse4 (not .cse18)) (.cse21 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse14 (= ~waterLevel~0 1)) (.cse16 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse20 (<= ~waterLevel~0 1)) (.cse7 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse8 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse9 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse19 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse11 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse12 (= ~pumpRunning~0 0)) (.cse15 (<= 2 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse10 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse12 .cse13 .cse6 .cse14 .cse10) (and .cse0 .cse1 .cse12 .cse15 .cse2 .cse4 .cse5 .cse6 .cse10) (and .cse16 .cse0 .cse1 .cse12 .cse17 .cse13 .cse18 .cse5 .cse6 .cse19 .cse10) (and .cse0 .cse1 .cse12 .cse20 .cse2 .cse3 .cse4 .cse6 .cse10) (and .cse2 .cse3 .cse4 .cse5 .cse6 (or (and .cse0 .cse1 .cse21 .cse14 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse15 .cse8 .cse9 .cse10 .cse11))) (and (or (and .cse0 .cse1 .cse17 .cse13 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse21 .cse14 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse17 .cse13 .cse15 .cse8 .cse9 .cse10 .cse11)) .cse18 .cse5 .cse6) (and .cse16 .cse0 .cse1 .cse17 .cse13 .cse20 .cse18 .cse6 .cse7 .cse8 .cse9 .cse19 .cse10 .cse11) (and .cse0 .cse1 .cse12 .cse13 .cse15 .cse5 .cse6 .cse10)))) [2021-08-26 08:44:39,010 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 08:44:39,010 INFO L857 garLoopResultBuilder]: For program point L955(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:44:39,010 INFO L857 garLoopResultBuilder]: For program point L955-2(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:44:39,010 INFO L857 garLoopResultBuilder]: For program point L955-3(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:44:39,010 INFO L857 garLoopResultBuilder]: For program point L955-5(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:44:39,010 INFO L857 garLoopResultBuilder]: For program point L955-6(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:44:39,010 INFO L857 garLoopResultBuilder]: For program point L955-8(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:44:39,011 INFO L857 garLoopResultBuilder]: For program point L955-9(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:44:39,011 INFO L857 garLoopResultBuilder]: For program point L592(lines 592 596) no Hoare annotation was computed. [2021-08-26 08:44:39,011 INFO L857 garLoopResultBuilder]: For program point L955-11(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:44:39,011 INFO L857 garLoopResultBuilder]: For program point L955-12(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:44:39,011 INFO L857 garLoopResultBuilder]: For program point L955-14(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:44:39,011 INFO L857 garLoopResultBuilder]: For program point L955-15(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:44:39,011 INFO L857 garLoopResultBuilder]: For program point L955-17(lines 955 959) no Hoare annotation was computed. [2021-08-26 08:44:39,011 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 08:44:39,012 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 551) no Hoare annotation was computed. [2021-08-26 08:44:39,012 INFO L853 garLoopResultBuilder]: At program point L759(lines 710 760) the Hoare annotation is: false [2021-08-26 08:44:39,012 INFO L853 garLoopResultBuilder]: At program point L660(lines 655 663) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1)) (<= ULTIMATE.start_activatePump_~tmp~8 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-08-26 08:44:39,012 INFO L853 garLoopResultBuilder]: At program point L660-1(lines 655 663) the Hoare annotation is: false [2021-08-26 08:44:39,012 INFO L853 garLoopResultBuilder]: At program point L660-2(lines 655 663) the Hoare annotation is: false [2021-08-26 08:44:39,012 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 139) no Hoare annotation was computed. [2021-08-26 08:44:39,012 INFO L860 garLoopResultBuilder]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2021-08-26 08:44:39,016 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:44:39,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:44:39 BoogieIcfgContainer [2021-08-26 08:44:39,047 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:44:39,047 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:44:39,048 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:44:39,048 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:44:39,048 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:44:22" (3/4) ... [2021-08-26 08:44:39,051 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 08:44:39,067 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-26 08:44:39,068 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-26 08:44:39,069 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-26 08:44:39,069 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-26 08:44:39,070 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 08:44:39,071 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:44:39,072 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:44:39,092 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-08-26 08:44:39,093 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-08-26 08:44:39,093 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && !(0 == systemActive))) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && tmp___0 <= 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-26 08:44:39,093 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((tmp == 1 && splverifierCounter == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive))) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && !(0 == systemActive))) || (((((!(\result == 0) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 0 <= \result) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 0) && waterLevel <= 2) && \result == 1)) || (((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && tmp___0 <= 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-08-26 08:44:39,094 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((waterLevel <= 2 && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1))) [2021-08-26 08:44:39,094 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((waterLevel <= 2 && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1))) [2021-08-26 08:44:39,094 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-26 08:44:39,095 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive)) || ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-26 08:44:39,095 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) || ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive))) || ((((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-26 08:44:39,096 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 [2021-08-26 08:44:39,096 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-08-26 08:44:39,097 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && !(0 == systemActive))) || ((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-26 08:44:39,097 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 [2021-08-26 08:44:39,097 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp___0 == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-08-26 08:44:39,098 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && \result == 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 [2021-08-26 08:44:39,099 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) [2021-08-26 08:44:39,099 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) [2021-08-26 08:44:39,140 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:44:39,140 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:44:39,142 INFO L168 Benchmark]: Toolchain (without parser) took 18207.33 ms. Allocated memory was 54.5 MB in the beginning and 266.3 MB in the end (delta: 211.8 MB). Free memory was 32.2 MB in the beginning and 121.7 MB in the end (delta: -89.6 MB). Peak memory consumption was 123.9 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:39,142 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.4 MB in the end (delta: 43.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:44:39,142 INFO L168 Benchmark]: CACSL2BoogieTranslator took 461.09 ms. Allocated memory is still 54.5 MB. Free memory was 32.0 MB in the beginning and 26.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:39,143 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.01 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 26.5 MB in the beginning and 48.1 MB in the end (delta: -21.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:39,143 INFO L168 Benchmark]: Boogie Preprocessor took 80.82 ms. Allocated memory is still 67.1 MB. Free memory was 48.1 MB in the beginning and 45.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:39,143 INFO L168 Benchmark]: RCFGBuilder took 970.84 ms. Allocated memory is still 67.1 MB. Free memory was 45.2 MB in the beginning and 42.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:39,143 INFO L168 Benchmark]: TraceAbstraction took 16491.26 ms. Allocated memory was 67.1 MB in the beginning and 266.3 MB in the end (delta: 199.2 MB). Free memory was 42.2 MB in the beginning and 134.3 MB in the end (delta: -92.1 MB). Peak memory consumption was 162.4 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:39,144 INFO L168 Benchmark]: Witness Printer took 93.04 ms. Allocated memory is still 266.3 MB. Free memory was 134.3 MB in the beginning and 121.7 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:39,145 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.4 MB in the end (delta: 43.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 461.09 ms. Allocated memory is still 54.5 MB. Free memory was 32.0 MB in the beginning and 26.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 102.01 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 26.5 MB in the beginning and 48.1 MB in the end (delta: -21.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 80.82 ms. Allocated memory is still 67.1 MB. Free memory was 48.1 MB in the beginning and 45.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 970.84 ms. Allocated memory is still 67.1 MB. Free memory was 45.2 MB in the beginning and 42.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 16491.26 ms. Allocated memory was 67.1 MB in the beginning and 266.3 MB in the end (delta: 199.2 MB). Free memory was 42.2 MB in the beginning and 134.3 MB in the end (delta: -92.1 MB). Peak memory consumption was 162.4 MB. Max. memory is 16.1 GB. * Witness Printer took 93.04 ms. Allocated memory is still 266.3 MB. Free memory was 134.3 MB in the beginning and 121.7 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 551]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 551]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 551]: 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 1 procedures, 141 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 16413.0ms, OverallIterations: 16, TraceHistogramMax: 2, EmptinessCheckTime: 31.6ms, AutomataDifference: 1998.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 11892.3ms, InitialAbstractionConstructionTime: 10.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1885 SDtfs, 3142 SDslu, 3329 SDs, 0 SdLazy, 476 SolverSat, 80 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 609.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 191 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 602.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=360occurred in iteration=9, InterpolantAutomatonStates: 101, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 372.1ms AutomataMinimizationTime, 16 MinimizatonAttempts, 2515 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 58 LocationsWithAnnotation, 58 PreInvPairs, 324 NumberOfFragments, 2211 HoareAnnotationTreeSize, 58 FomulaSimplifications, 22468398 FormulaSimplificationTreeSizeReduction, 3391.2ms HoareSimplificationTime, 58 FomulaSimplificationsInter, 2705777 FormulaSimplificationTreeSizeReductionInter, 8482.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 85.7ms SsaConstructionTime, 396.7ms SatisfiabilityAnalysisTime, 1064.8ms InterpolantComputationTime, 667 NumberOfCodeBlocks, 667 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 650 ConstructedInterpolants, 0 QuantifiedInterpolants, 1237 SizeOfPredicates, 3 NumberOfNonLiveVariables, 463 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 17 InterpolantComputations, 15 PerfectInterpolantSequences, 78/90 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 3 specifications checked. All of them hold - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) || ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive))) || ((((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp___0 == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: ((((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((waterLevel <= 2 && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1))) - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: ((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && \result == 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: (((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && !(0 == systemActive))) || ((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && !(0 == systemActive))) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && tmp___0 <= 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive)) || ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: ((((((((((((((((((tmp == 1 && splverifierCounter == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive))) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && !(0 == systemActive))) || (((((!(\result == 0) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 0 <= \result) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 0) && waterLevel <= 2) && \result == 1)) || (((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && tmp___0 <= 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((waterLevel <= 2 && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1))) - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-26 08:44:39,201 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...