./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product29_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5441e922-02c8-4dd3-8d74-d1f0d00a7f36/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5441e922-02c8-4dd3-8d74-d1f0d00a7f36/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5441e922-02c8-4dd3-8d74-d1f0d00a7f36/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5441e922-02c8-4dd3-8d74-d1f0d00a7f36/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product29_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5441e922-02c8-4dd3-8d74-d1f0d00a7f36/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5441e922-02c8-4dd3-8d74-d1f0d00a7f36/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 91808fa59972e91d32c73c53b248d30b06ddb4c6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 11:47:19,476 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 11:47:19,477 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 11:47:19,485 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 11:47:19,485 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 11:47:19,486 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 11:47:19,487 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 11:47:19,488 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 11:47:19,489 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 11:47:19,490 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 11:47:19,490 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 11:47:19,491 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 11:47:19,491 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 11:47:19,492 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 11:47:19,493 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 11:47:19,493 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 11:47:19,494 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 11:47:19,495 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 11:47:19,496 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 11:47:19,497 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 11:47:19,498 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 11:47:19,499 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 11:47:19,500 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 11:47:19,500 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 11:47:19,501 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 11:47:19,501 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 11:47:19,502 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 11:47:19,502 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 11:47:19,503 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 11:47:19,504 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 11:47:19,504 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 11:47:19,504 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 11:47:19,504 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 11:47:19,505 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 11:47:19,505 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 11:47:19,506 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 11:47:19,506 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5441e922-02c8-4dd3-8d74-d1f0d00a7f36/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 11:47:19,516 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 11:47:19,516 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 11:47:19,517 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 11:47:19,517 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 11:47:19,517 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 11:47:19,518 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 11:47:19,518 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 11:47:19,518 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 11:47:19,518 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 11:47:19,518 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 11:47:19,518 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 11:47:19,518 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 11:47:19,518 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 11:47:19,519 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 11:47:19,519 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 11:47:19,519 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 11:47:19,519 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 11:47:19,519 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 11:47:19,519 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 11:47:19,519 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 11:47:19,519 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 11:47:19,520 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 11:47:19,520 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:47:19,520 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 11:47:19,520 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 11:47:19,520 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 11:47:19,520 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 11:47:19,520 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 11:47:19,520 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 11:47:19,520 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_5441e922-02c8-4dd3-8d74-d1f0d00a7f36/bin-2019/ukojak 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> 91808fa59972e91d32c73c53b248d30b06ddb4c6 [2018-12-08 11:47:19,543 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 11:47:19,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 11:47:19,554 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 11:47:19,555 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 11:47:19,556 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 11:47:19,556 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5441e922-02c8-4dd3-8d74-d1f0d00a7f36/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product29_true-unreach-call_false-termination.cil.c [2018-12-08 11:47:19,600 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5441e922-02c8-4dd3-8d74-d1f0d00a7f36/bin-2019/ukojak/data/379094ea8/25b30d8a66954c44b7d80e0d4f43f3a0/FLAG8b990156a [2018-12-08 11:47:19,999 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 11:47:20,000 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5441e922-02c8-4dd3-8d74-d1f0d00a7f36/sv-benchmarks/c/product-lines/minepump_spec1_product29_true-unreach-call_false-termination.cil.c [2018-12-08 11:47:20,006 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5441e922-02c8-4dd3-8d74-d1f0d00a7f36/bin-2019/ukojak/data/379094ea8/25b30d8a66954c44b7d80e0d4f43f3a0/FLAG8b990156a [2018-12-08 11:47:20,014 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5441e922-02c8-4dd3-8d74-d1f0d00a7f36/bin-2019/ukojak/data/379094ea8/25b30d8a66954c44b7d80e0d4f43f3a0 [2018-12-08 11:47:20,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 11:47:20,017 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 11:47:20,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 11:47:20,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 11:47:20,019 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 11:47:20,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:47:20" (1/1) ... [2018-12-08 11:47:20,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:20, skipping insertion in model container [2018-12-08 11:47:20,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:47:20" (1/1) ... [2018-12-08 11:47:20,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 11:47:20,045 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 11:47:20,190 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:47:20,235 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 11:47:20,290 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 11:47:20,308 INFO L195 MainTranslator]: Completed translation [2018-12-08 11:47:20,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:20 WrapperNode [2018-12-08 11:47:20,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 11:47:20,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 11:47:20,309 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 11:47:20,309 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 11:47:20,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:20" (1/1) ... [2018-12-08 11:47:20,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:20" (1/1) ... [2018-12-08 11:47:20,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 11:47:20,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 11:47:20,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 11:47:20,346 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 11:47:20,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:20" (1/1) ... [2018-12-08 11:47:20,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:20" (1/1) ... [2018-12-08 11:47:20,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:20" (1/1) ... [2018-12-08 11:47:20,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:20" (1/1) ... [2018-12-08 11:47:20,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:20" (1/1) ... [2018-12-08 11:47:20,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:20" (1/1) ... [2018-12-08 11:47:20,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:20" (1/1) ... [2018-12-08 11:47:20,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 11:47:20,364 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 11:47:20,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 11:47:20,364 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 11:47:20,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:47:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5441e922-02c8-4dd3-8d74-d1f0d00a7f36/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 11:47:20,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 11:47:20,396 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 11:47:20,396 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 11:47:20,397 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 11:47:20,397 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 11:47:20,397 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 11:47:20,397 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 11:47:20,397 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 11:47:20,397 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 11:47:20,397 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 11:47:20,397 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 11:47:20,397 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-08 11:47:20,397 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-08 11:47:20,397 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-08 11:47:20,397 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-08 11:47:20,397 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 11:47:20,397 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 11:47:20,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 11:47:20,398 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 11:47:20,398 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 11:47:20,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 11:47:20,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 11:47:20,817 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 11:47:20,817 INFO L280 CfgBuilder]: Removed 32 assue(true) statements. [2018-12-08 11:47:20,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:47:20 BoogieIcfgContainer [2018-12-08 11:47:20,817 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 11:47:20,818 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 11:47:20,818 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 11:47:20,828 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 11:47:20,828 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:47:20" (1/1) ... [2018-12-08 11:47:20,838 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:47:20,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:20,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 82 transitions. [2018-12-08 11:47:20,874 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2018-12-08 11:47:20,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 11:47:20,879 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:20,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:47:20,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:20,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 63 states and 80 transitions. [2018-12-08 11:47:20,994 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2018-12-08 11:47:20,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 11:47:20,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:21,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:47:21,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:21,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 65 states and 83 transitions. [2018-12-08 11:47:21,064 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2018-12-08 11:47:21,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 11:47:21,065 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:21,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:21,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:47:21,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:21,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 74 states and 101 transitions. [2018-12-08 11:47:21,171 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 101 transitions. [2018-12-08 11:47:21,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 11:47:21,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:21,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:21,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:47:21,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:21,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 75 states and 102 transitions. [2018-12-08 11:47:21,204 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 102 transitions. [2018-12-08 11:47:21,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 11:47:21,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:21,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:47:21,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:21,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 76 states and 103 transitions. [2018-12-08 11:47:21,232 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 103 transitions. [2018-12-08 11:47:21,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 11:47:21,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:21,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:21,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:47:21,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:21,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 91 states and 133 transitions. [2018-12-08 11:47:21,501 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 133 transitions. [2018-12-08 11:47:21,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-08 11:47:21,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:21,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:47:21,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:21,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 92 states and 134 transitions. [2018-12-08 11:47:21,533 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 134 transitions. [2018-12-08 11:47:21,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-08 11:47:21,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:21,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:47:22,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:22,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 110 states and 174 transitions. [2018-12-08 11:47:22,155 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 174 transitions. [2018-12-08 11:47:22,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 11:47:22,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:22,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:22,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:47:22,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:22,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 112 states and 179 transitions. [2018-12-08 11:47:22,347 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 179 transitions. [2018-12-08 11:47:22,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 11:47:22,349 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:22,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 11:47:22,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:22,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 110 states and 173 transitions. [2018-12-08 11:47:22,394 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 173 transitions. [2018-12-08 11:47:22,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-08 11:47:22,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:22,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:22,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:47:22,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:22,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 111 states and 174 transitions. [2018-12-08 11:47:22,416 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 174 transitions. [2018-12-08 11:47:22,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-08 11:47:22,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:22,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:47:22,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:22,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 116 states and 184 transitions. [2018-12-08 11:47:22,542 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 184 transitions. [2018-12-08 11:47:22,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-08 11:47:22,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:22,594 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:47:22,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:22,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 122 states and 197 transitions. [2018-12-08 11:47:22,769 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 197 transitions. [2018-12-08 11:47:22,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 11:47:22,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:22,786 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:47:22,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:22,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 120 states and 193 transitions. [2018-12-08 11:47:22,799 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 193 transitions. [2018-12-08 11:47:22,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 11:47:22,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:23,015 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 11:47:23,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:23,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 127 states and 210 transitions. [2018-12-08 11:47:23,669 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 210 transitions. [2018-12-08 11:47:23,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-08 11:47:23,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:23,690 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:47:23,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:23,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 129 states and 214 transitions. [2018-12-08 11:47:23,837 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 214 transitions. [2018-12-08 11:47:23,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-08 11:47:23,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:23,859 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:47:24,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:24,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 138 states and 232 transitions. [2018-12-08 11:47:24,050 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 232 transitions. [2018-12-08 11:47:24,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-08 11:47:24,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:24,064 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:47:24,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:24,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 139 states and 233 transitions. [2018-12-08 11:47:24,073 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 233 transitions. [2018-12-08 11:47:24,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-08 11:47:24,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:24,093 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:47:24,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:24,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 140 states and 234 transitions. [2018-12-08 11:47:24,113 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 234 transitions. [2018-12-08 11:47:24,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-08 11:47:24,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:24,170 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:47:24,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:24,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 153 states and 274 transitions. [2018-12-08 11:47:24,925 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 274 transitions. [2018-12-08 11:47:24,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-08 11:47:24,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:24,979 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:47:25,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:25,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 160 states and 296 transitions. [2018-12-08 11:47:25,128 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 296 transitions. [2018-12-08 11:47:25,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 11:47:25,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:25,202 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:47:25,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:25,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 169 states and 324 transitions. [2018-12-08 11:47:25,969 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 324 transitions. [2018-12-08 11:47:25,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 11:47:25,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:25,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:26,020 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:47:26,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:26,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 171 states and 326 transitions. [2018-12-08 11:47:26,151 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 326 transitions. [2018-12-08 11:47:26,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-08 11:47:26,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:26,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:26,179 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 11:47:26,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 177 states and 337 transitions. [2018-12-08 11:47:26,619 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 337 transitions. [2018-12-08 11:47:26,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-08 11:47:26,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:26,637 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 11:47:26,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:26,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 181 states and 344 transitions. [2018-12-08 11:47:26,849 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 344 transitions. [2018-12-08 11:47:26,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 11:47:26,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:26,916 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:47:26,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:26,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 182 states and 345 transitions. [2018-12-08 11:47:26,926 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 345 transitions. [2018-12-08 11:47:26,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 11:47:26,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:26,988 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:47:27,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:27,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 183 states and 346 transitions. [2018-12-08 11:47:27,007 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 346 transitions. [2018-12-08 11:47:27,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 11:47:27,008 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:27,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:27,071 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:47:27,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:27,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 184 states and 347 transitions. [2018-12-08 11:47:27,086 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 347 transitions. [2018-12-08 11:47:27,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-08 11:47:27,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:27,212 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 11:47:28,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:28,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 188 states and 355 transitions. [2018-12-08 11:47:28,082 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 355 transitions. [2018-12-08 11:47:28,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-08 11:47:28,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:28,101 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 11:47:28,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:28,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 186 states and 351 transitions. [2018-12-08 11:47:28,119 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 351 transitions. [2018-12-08 11:47:28,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-08 11:47:28,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:28,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:28,252 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 11 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 11:47:28,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:28,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 190 states and 357 transitions. [2018-12-08 11:47:28,713 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 357 transitions. [2018-12-08 11:47:28,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-08 11:47:28,714 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:28,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:28,733 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 11:47:28,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:28,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 192 states and 360 transitions. [2018-12-08 11:47:28,751 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 360 transitions. [2018-12-08 11:47:28,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-08 11:47:28,752 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:28,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:28,828 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 30 proven. 14 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 11:47:30,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:30,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 208 states and 398 transitions. [2018-12-08 11:47:30,187 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 398 transitions. [2018-12-08 11:47:30,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-08 11:47:30,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:30,204 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 11:47:30,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:30,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 209 states and 399 transitions. [2018-12-08 11:47:30,227 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 399 transitions. [2018-12-08 11:47:30,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-08 11:47:30,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:30,240 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-08 11:47:30,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:30,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 205 states and 387 transitions. [2018-12-08 11:47:30,265 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 387 transitions. [2018-12-08 11:47:30,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-08 11:47:30,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:30,278 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 11:47:30,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:30,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 196 states and 364 transitions. [2018-12-08 11:47:30,478 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 364 transitions. [2018-12-08 11:47:30,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-08 11:47:30,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:30,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:30,491 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 11:47:30,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:30,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 189 states and 351 transitions. [2018-12-08 11:47:30,505 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 351 transitions. [2018-12-08 11:47:30,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 11:47:30,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:30,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:30,591 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 17 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 11:47:30,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:30,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 194 states and 361 transitions. [2018-12-08 11:47:30,974 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 361 transitions. [2018-12-08 11:47:30,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 11:47:30,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:31,065 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 11:47:31,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:31,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 190 states and 343 transitions. [2018-12-08 11:47:31,288 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 343 transitions. [2018-12-08 11:47:31,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 11:47:31,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 11:47:31,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:47:31,380 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 11:47:31,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 11:47:31,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 100 states and 143 transitions. [2018-12-08 11:47:31,596 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 143 transitions. [2018-12-08 11:47:31,596 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 11:47:31,596 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 41 iterations. [2018-12-08 11:47:31,602 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 11:47:31,808 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-08 11:47:31,812 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 11:47:31,813 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-08 11:47:31,813 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:47:31,813 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:47:31,813 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:47:31,813 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:47:31,813 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:47:31,814 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:47:31,814 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:47:31,814 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-08 11:47:31,814 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 11:47:31,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 11:47:31 ImpRootNode [2018-12-08 11:47:31,814 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 11:47:31,815 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 11:47:31,815 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 11:47:31,815 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 11:47:31,815 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:47:20" (3/4) ... [2018-12-08 11:47:31,817 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 11:47:31,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-08 11:47:31,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-08 11:47:31,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-08 11:47:31,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-08 11:47:31,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-08 11:47:31,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-08 11:47:31,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-08 11:47:31,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-08 11:47:31,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-08 11:47:31,825 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2018-12-08 11:47:31,825 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-08 11:47:31,825 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-08 11:47:31,825 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-08 11:47:31,825 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 11:47:31,825 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 11:47:31,842 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(pumpRunning) == pumpRunning || !(0 == pumpRunning)) || 0 == systemActive [2018-12-08 11:47:31,842 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(pumpRunning) == pumpRunning [2018-12-08 11:47:31,842 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(pumpRunning) == pumpRunning) || tmp == methaneLevelCritical) || tmp == 0) || !(0 == pumpRunning) [2018-12-08 11:47:31,862 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5441e922-02c8-4dd3-8d74-d1f0d00a7f36/bin-2019/ukojak/witness.graphml [2018-12-08 11:47:31,862 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 11:47:31,862 INFO L168 Benchmark]: Toolchain (without parser) took 11846.24 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 437.8 MB). Free memory was 951.7 MB in the beginning and 1.2 GB in the end (delta: -225.1 MB). Peak memory consumption was 212.7 MB. Max. memory is 11.5 GB. [2018-12-08 11:47:31,863 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:47:31,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -169.0 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-08 11:47:31,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:47:31,863 INFO L168 Benchmark]: Boogie Preprocessor took 17.37 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:47:31,864 INFO L168 Benchmark]: RCFGBuilder took 453.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.5 MB). Peak memory consumption was 77.5 MB. Max. memory is 11.5 GB. [2018-12-08 11:47:31,864 INFO L168 Benchmark]: CodeCheck took 10996.51 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 300.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -146.7 MB). Peak memory consumption was 154.3 MB. Max. memory is 11.5 GB. [2018-12-08 11:47:31,864 INFO L168 Benchmark]: Witness Printer took 47.32 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-12-08 11:47:31,865 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 10 procedures, 84 locations, 1 error locations. SAFE Result, 10.7s OverallTime, 41 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1711417808 SDtfs, -1583802630 SDslu, -1960099840 SDs, 0 SdLazy, 1239063158 SolverSat, -1602588476 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21990 GetRequests, 21537 SyntacticMatches, 183 SemanticMatches, 270 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38143 ImplicationChecksByTransitivity, 8.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 2136 NumberOfCodeBlocks, 2136 NumberOfCodeBlocksAsserted, 40 NumberOfCheckSat, 2096 ConstructedInterpolants, 0 QuantifiedInterpolants, 256512 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 40 InterpolantComputations, 25 PerfectInterpolantSequences, 867/953 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 934]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 89]: Loop Invariant Derived loop invariant: \old(pumpRunning) == pumpRunning - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: (\old(pumpRunning) == pumpRunning || !(0 == pumpRunning)) || 0 == systemActive - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) == pumpRunning) || tmp == methaneLevelCritical) || tmp == 0) || !(0 == pumpRunning) - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 291.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -169.0 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.37 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 453.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.5 MB). Peak memory consumption was 77.5 MB. Max. memory is 11.5 GB. * CodeCheck took 10996.51 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 300.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -146.7 MB). Peak memory consumption was 154.3 MB. Max. memory is 11.5 GB. * Witness Printer took 47.32 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...