./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0cfd5986b9c6081aba994f88e5d05d10fdc0f15ef14be4c1b5ef95a6415946c3 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:45:01,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:45:01,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:45:01,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:45:01,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:45:01,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:45:01,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:45:01,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:45:01,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:45:01,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:45:01,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:45:01,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:45:01,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:45:01,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:45:01,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:45:01,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:45:01,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:45:01,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:45:01,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:45:01,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:45:01,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:45:01,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:45:01,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:45:01,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:45:01,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:45:01,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:45:01,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:45:01,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:45:01,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:45:01,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:45:01,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:45:01,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:45:01,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:45:01,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:45:01,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:45:01,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:45:01,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:45:01,687 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:45:01,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:45:01,688 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:45:01,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:45:01,691 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:45:01,743 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:45:01,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:45:01,745 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:45:01,746 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:45:01,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:45:01,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:45:01,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:45:01,748 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:45:01,756 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:45:01,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:45:01,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:45:01,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:45:01,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:45:01,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:45:01,759 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:45:01,759 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:45:01,759 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:45:01,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:45:01,760 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:45:01,760 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:45:01,761 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:45:01,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:45:01,761 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:45:01,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:45:01,762 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:45:01,762 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:45:01,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:45:01,763 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:45:01,763 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cfd5986b9c6081aba994f88e5d05d10fdc0f15ef14be4c1b5ef95a6415946c3 [2021-10-29 03:45:02,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:45:02,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:45:02,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:45:02,178 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:45:02,180 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:45:02,181 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c [2021-10-29 03:45:02,306 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/data/b4f2b7bf5/741fcea5c92547bd9106222eb3cedcf9/FLAG12308d35a [2021-10-29 03:45:02,958 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:45:02,959 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c [2021-10-29 03:45:02,974 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/data/b4f2b7bf5/741fcea5c92547bd9106222eb3cedcf9/FLAG12308d35a [2021-10-29 03:45:03,271 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/data/b4f2b7bf5/741fcea5c92547bd9106222eb3cedcf9 [2021-10-29 03:45:03,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:45:03,277 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:45:03,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:45:03,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:45:03,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:45:03,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:45:03" (1/1) ... [2021-10-29 03:45:03,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a8479d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:03, skipping insertion in model container [2021-10-29 03:45:03,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:45:03" (1/1) ... [2021-10-29 03:45:03,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:45:03,382 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:45:03,903 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c[17861,17874] [2021-10-29 03:45:03,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:45:03,928 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:45:04,035 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c[17861,17874] [2021-10-29 03:45:04,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:45:04,060 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:45:04,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:04 WrapperNode [2021-10-29 03:45:04,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:45:04,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:45:04,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:45:04,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:45:04,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:04" (1/1) ... [2021-10-29 03:45:04,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:04" (1/1) ... [2021-10-29 03:45:04,165 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:45:04,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:45:04,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:45:04,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:45:04,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:04" (1/1) ... [2021-10-29 03:45:04,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:04" (1/1) ... [2021-10-29 03:45:04,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:04" (1/1) ... [2021-10-29 03:45:04,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:04" (1/1) ... [2021-10-29 03:45:04,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:04" (1/1) ... [2021-10-29 03:45:04,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:04" (1/1) ... [2021-10-29 03:45:04,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:04" (1/1) ... [2021-10-29 03:45:04,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:45:04,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:45:04,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:45:04,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:45:04,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:04" (1/1) ... [2021-10-29 03:45:04,254 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:45:04,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:45:04,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:45:04,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:45:04,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:45:04,344 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 03:45:04,344 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 03:45:04,344 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 03:45:04,344 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 03:45:04,345 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 03:45:04,345 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 03:45:04,345 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 03:45:04,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 03:45:04,346 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 03:45:04,346 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 03:45:04,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:45:04,347 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 03:45:04,347 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 03:45:04,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:45:04,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:45:05,878 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:45:05,878 INFO L299 CfgBuilder]: Removed 36 assume(true) statements. [2021-10-29 03:45:05,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:45:05 BoogieIcfgContainer [2021-10-29 03:45:05,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:45:05,883 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:45:05,883 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:45:05,893 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:45:05,893 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:45:05" (1/1) ... [2021-10-29 03:45:05,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:45:05,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:05,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2021-10-29 03:45:05,946 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2021-10-29 03:45:05,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:45:05,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:05,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:06,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:06,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:06,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2021-10-29 03:45:06,353 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2021-10-29 03:45:06,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:45:06,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:06,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:06,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:06,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:06,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2021-10-29 03:45:06,547 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2021-10-29 03:45:06,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:45:06,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:06,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:06,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:06,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:06,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:06,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 57 states and 78 transitions. [2021-10-29 03:45:06,927 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2021-10-29 03:45:06,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:45:06,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:06,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:06,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:07,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:07,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 67 states and 99 transitions. [2021-10-29 03:45:07,400 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 99 transitions. [2021-10-29 03:45:07,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:45:07,402 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:07,402 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:07,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:08,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:08,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 82 states and 130 transitions. [2021-10-29 03:45:08,204 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 130 transitions. [2021-10-29 03:45:08,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:45:08,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:08,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:08,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:08,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:08,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:08,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 83 states and 133 transitions. [2021-10-29 03:45:08,328 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 133 transitions. [2021-10-29 03:45:08,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:45:08,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:08,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:08,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:08,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:08,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:08,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 86 states and 139 transitions. [2021-10-29 03:45:08,520 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 139 transitions. [2021-10-29 03:45:08,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:45:08,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:08,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:08,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:08,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:08,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:08,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 93 states and 155 transitions. [2021-10-29 03:45:08,843 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 155 transitions. [2021-10-29 03:45:08,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:45:08,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:08,844 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:08,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:08,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:08,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:08,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 94 states and 156 transitions. [2021-10-29 03:45:08,938 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 156 transitions. [2021-10-29 03:45:08,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:45:08,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:08,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:09,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:09,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:09,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 100 states and 164 transitions. [2021-10-29 03:45:09,452 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 164 transitions. [2021-10-29 03:45:09,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:45:09,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:09,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:09,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:09,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:09,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:09,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 101 states and 165 transitions. [2021-10-29 03:45:09,538 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 165 transitions. [2021-10-29 03:45:09,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 03:45:09,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:09,543 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:09,619 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:45:09,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:09,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 106 states and 175 transitions. [2021-10-29 03:45:09,735 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 175 transitions. [2021-10-29 03:45:09,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:45:09,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:09,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:09,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:09,797 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:45:09,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:09,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 107 states and 176 transitions. [2021-10-29 03:45:09,818 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 176 transitions. [2021-10-29 03:45:09,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:45:09,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:09,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:09,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:10,141 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:45:10,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:10,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 110 states and 184 transitions. [2021-10-29 03:45:10,802 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 184 transitions. [2021-10-29 03:45:10,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:45:10,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:10,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:10,848 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:45:10,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:10,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 113 states and 191 transitions. [2021-10-29 03:45:10,992 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 191 transitions. [2021-10-29 03:45:10,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:45:10,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:10,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:11,056 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:45:11,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:11,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 120 states and 206 transitions. [2021-10-29 03:45:11,758 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 206 transitions. [2021-10-29 03:45:11,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:45:11,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:11,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:11,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:11,900 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:45:12,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:12,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 127 states and 218 transitions. [2021-10-29 03:45:12,461 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 218 transitions. [2021-10-29 03:45:12,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:45:12,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:12,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:12,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:12,516 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:45:13,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:13,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 135 states and 230 transitions. [2021-10-29 03:45:13,220 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 230 transitions. [2021-10-29 03:45:13,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:45:13,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:13,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:13,270 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:45:13,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:13,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 136 states and 231 transitions. [2021-10-29 03:45:13,289 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 231 transitions. [2021-10-29 03:45:13,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:45:13,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:13,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:13,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:13,418 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:45:14,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:14,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 142 states and 243 transitions. [2021-10-29 03:45:14,505 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 243 transitions. [2021-10-29 03:45:14,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 03:45:14,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:14,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:14,576 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:45:16,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:16,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 149 states and 255 transitions. [2021-10-29 03:45:16,071 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 255 transitions. [2021-10-29 03:45:16,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-29 03:45:16,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:16,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:16,126 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 03:45:16,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:16,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 152 states and 260 transitions. [2021-10-29 03:45:16,147 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 260 transitions. [2021-10-29 03:45:16,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-29 03:45:16,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:16,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:16,207 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-29 03:45:16,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:16,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 153 states and 261 transitions. [2021-10-29 03:45:16,236 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 261 transitions. [2021-10-29 03:45:16,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-29 03:45:16,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:16,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:16,311 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 03:45:16,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:16,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 49 states and 59 transitions. [2021-10-29 03:45:16,333 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2021-10-29 03:45:16,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:45:16,334 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 25 iterations. [2021-10-29 03:45:16,347 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:45:16,606 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:45:16,611 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:45:16,612 INFO L565 CodeCheckObserver]: Invariant with dag size 7 [2021-10-29 03:45:16,616 INFO L565 CodeCheckObserver]: Invariant with dag size 9 [2021-10-29 03:45:16,617 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:45:16,618 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:45:16,618 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:45:16,618 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:45:16,618 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:45:16,618 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:45:16,619 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-29 03:45:16,620 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:45:16,620 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-29 03:45:16,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:45:16 ImpRootNode [2021-10-29 03:45:16,621 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:45:16,622 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:45:16,622 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:45:16,623 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:45:16,623 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:45:05" (3/4) ... [2021-10-29 03:45:16,627 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:45:16,633 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-10-29 03:45:16,633 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 03:45:16,633 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 03:45:16,633 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 03:45:16,634 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-10-29 03:45:16,634 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 03:45:16,643 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2021-10-29 03:45:16,644 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-10-29 03:45:16,650 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 03:45:16,651 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:45:16,652 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 03:45:16,653 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:45:16,654 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:45:16,685 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive [2021-10-29 03:45:16,687 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) [2021-10-29 03:45:16,751 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:45:16,751 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:45:16,753 INFO L168 Benchmark]: Toolchain (without parser) took 13475.56 ms. Allocated memory was 94.4 MB in the beginning and 159.4 MB in the end (delta: 65.0 MB). Free memory was 59.1 MB in the beginning and 112.2 MB in the end (delta: -53.2 MB). Peak memory consumption was 12.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:16,754 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 94.4 MB. Free memory is still 49.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:45:16,754 INFO L168 Benchmark]: CACSL2BoogieTranslator took 781.40 ms. Allocated memory was 94.4 MB in the beginning and 132.1 MB in the end (delta: 37.7 MB). Free memory was 59.0 MB in the beginning and 97.7 MB in the end (delta: -38.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:16,755 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.66 ms. Allocated memory is still 132.1 MB. Free memory was 97.7 MB in the beginning and 95.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:16,755 INFO L168 Benchmark]: Boogie Preprocessor took 74.91 ms. Allocated memory is still 132.1 MB. Free memory was 95.4 MB in the beginning and 93.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:16,756 INFO L168 Benchmark]: RCFGBuilder took 1638.76 ms. Allocated memory is still 132.1 MB. Free memory was 93.5 MB in the beginning and 102.8 MB in the end (delta: -9.3 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:16,756 INFO L168 Benchmark]: CodeCheck took 10739.06 ms. Allocated memory was 132.1 MB in the beginning and 159.4 MB in the end (delta: 27.3 MB). Free memory was 102.8 MB in the beginning and 117.5 MB in the end (delta: -14.7 MB). Peak memory consumption was 91.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:16,757 INFO L168 Benchmark]: Witness Printer took 129.27 ms. Allocated memory is still 159.4 MB. Free memory was 117.5 MB in the beginning and 112.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:16,759 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 46 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.4s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 349123844 SDtfs, 138873676 SDslu, 233418844 SDs, 0 SdLazy, 290188300 SolverSat, 81817924 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8355 GetRequests, 8180 SyntacticMatches, 3 SemanticMatches, 172 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11849 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 875 NumberOfCodeBlocks, 875 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 851 ConstructedInterpolants, 0 QuantifiedInterpolants, 1687 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 21 PerfectInterpolantSequences, 266/273 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 929]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(tmp == 0) - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == systemActive) && tmp == 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 94.4 MB. Free memory is still 49.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 781.40 ms. Allocated memory was 94.4 MB in the beginning and 132.1 MB in the end (delta: 37.7 MB). Free memory was 59.0 MB in the beginning and 97.7 MB in the end (delta: -38.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 102.66 ms. Allocated memory is still 132.1 MB. Free memory was 97.7 MB in the beginning and 95.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 74.91 ms. Allocated memory is still 132.1 MB. Free memory was 95.4 MB in the beginning and 93.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1638.76 ms. Allocated memory is still 132.1 MB. Free memory was 93.5 MB in the beginning and 102.8 MB in the end (delta: -9.3 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. * CodeCheck took 10739.06 ms. Allocated memory was 132.1 MB in the beginning and 159.4 MB in the end (delta: 27.3 MB). Free memory was 102.8 MB in the beginning and 117.5 MB in the end (delta: -14.7 MB). Peak memory consumption was 91.8 MB. Max. memory is 16.1 GB. * Witness Printer took 129.27 ms. Allocated memory is still 159.4 MB. Free memory was 117.5 MB in the beginning and 112.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:45:16,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5f2d7d0-8280-4133-9469-8590521e357e/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...