./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product39.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_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/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_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product39.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/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_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/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 859282ae831edbc368c6c02a28d784b7a1a4e20c5d272fba61fe5454e7afcc18 .................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:42:12,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:42:12,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:42:12,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:42:12,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:42:12,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:42:12,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:42:12,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:42:12,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:42:12,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:42:12,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:42:12,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:42:12,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:42:12,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:42:12,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:42:12,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:42:12,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:42:12,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:42:12,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:42:12,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:42:12,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:42:12,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:42:12,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:42:12,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:42:12,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:42:12,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:42:12,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:42:12,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:42:12,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:42:12,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:42:12,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:42:12,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:42:12,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:42:12,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:42:12,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:42:12,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:42:12,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:42:12,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:42:12,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:42:12,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:42:12,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:42:12,966 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:42:13,007 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:42:13,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:42:13,008 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:42:13,011 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:42:13,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:42:13,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:42:13,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:42:13,013 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:42:13,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:42:13,013 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:42:13,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:42:13,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:42:13,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:42:13,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:42:13,015 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:42:13,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:42:13,016 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:42:13,016 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:42:13,016 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:42:13,016 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:42:13,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:42:13,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:42:13,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:42:13,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:42:13,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:42:13,018 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:42:13,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:42:13,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:42:13,019 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_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 859282ae831edbc368c6c02a28d784b7a1a4e20c5d272fba61fe5454e7afcc18 [2021-10-29 03:42:13,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:42:13,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:42:13,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:42:13,335 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:42:13,336 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:42:13,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec3_product39.cil.c [2021-10-29 03:42:13,435 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/bin/ukojak-Rh5K9KB4LI/data/0c8f44255/7cc51ce1fd7c4666bc940ee5c71b3cf7/FLAGf72a30cf6 [2021-10-29 03:42:13,979 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:42:13,989 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/sv-benchmarks/c/product-lines/minepump_spec3_product39.cil.c [2021-10-29 03:42:14,004 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/bin/ukojak-Rh5K9KB4LI/data/0c8f44255/7cc51ce1fd7c4666bc940ee5c71b3cf7/FLAGf72a30cf6 [2021-10-29 03:42:14,305 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/bin/ukojak-Rh5K9KB4LI/data/0c8f44255/7cc51ce1fd7c4666bc940ee5c71b3cf7 [2021-10-29 03:42:14,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:42:14,309 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:42:14,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:42:14,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:42:14,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:42:14,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:42:14" (1/1) ... [2021-10-29 03:42:14,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45b49e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:14, skipping insertion in model container [2021-10-29 03:42:14,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:42:14" (1/1) ... [2021-10-29 03:42:14,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:42:14,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:42:14,616 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_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/sv-benchmarks/c/product-lines/minepump_spec3_product39.cil.c[7086,7099] [2021-10-29 03:42:14,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:42:14,684 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:42:14,721 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_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/sv-benchmarks/c/product-lines/minepump_spec3_product39.cil.c[7086,7099] [2021-10-29 03:42:14,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:42:14,799 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:42:14,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:14 WrapperNode [2021-10-29 03:42:14,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:42:14,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:42:14,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:42:14,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:42:14,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:14" (1/1) ... [2021-10-29 03:42:14,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:14" (1/1) ... [2021-10-29 03:42:14,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:42:14,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:42:14,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:42:14,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:42:14,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:14" (1/1) ... [2021-10-29 03:42:14,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:14" (1/1) ... [2021-10-29 03:42:14,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:14" (1/1) ... [2021-10-29 03:42:14,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:14" (1/1) ... [2021-10-29 03:42:14,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:14" (1/1) ... [2021-10-29 03:42:14,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:14" (1/1) ... [2021-10-29 03:42:14,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:14" (1/1) ... [2021-10-29 03:42:14,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:42:14,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:42:14,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:42:14,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:42:14,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:14" (1/1) ... [2021-10-29 03:42:14,920 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:42:14,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:42:14,944 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:42:14,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:42:14,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:42:14,984 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 03:42:14,985 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 03:42:14,985 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 03:42:14,985 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 03:42:14,985 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 03:42:14,985 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 03:42:14,986 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 03:42:14,986 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 03:42:14,986 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2021-10-29 03:42:14,986 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2021-10-29 03:42:14,986 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 03:42:14,986 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 03:42:14,987 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-10-29 03:42:14,987 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-10-29 03:42:14,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:42:14,987 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 03:42:14,987 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 03:42:14,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:42:14,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:42:16,254 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:42:16,255 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-10-29 03:42:16,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:42:16 BoogieIcfgContainer [2021-10-29 03:42:16,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:42:16,258 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:42:16,258 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:42:16,269 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:42:16,269 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:42:16" (1/1) ... [2021-10-29 03:42:16,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:42:16,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:16,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2021-10-29 03:42:16,317 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2021-10-29 03:42:16,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:42:16,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:16,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:16,688 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 03:42:16,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:16,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2021-10-29 03:42:16,710 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2021-10-29 03:42:16,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:42:16,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:16,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:16,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:16,859 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 03:42:16,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:16,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2021-10-29 03:42:16,893 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2021-10-29 03:42:16,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:42:16,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:16,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:16,991 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 03:42:17,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:17,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 76 states and 109 transitions. [2021-10-29 03:42:17,163 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 109 transitions. [2021-10-29 03:42:17,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:42:17,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:17,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:17,253 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 03:42:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:17,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 110 transitions. [2021-10-29 03:42:17,271 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2021-10-29 03:42:17,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:42:17,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:17,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:17,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:17,357 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 03:42:17,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:17,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2021-10-29 03:42:17,375 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2021-10-29 03:42:17,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:42:17,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:17,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:17,436 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 03:42:17,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:17,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2021-10-29 03:42:17,461 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2021-10-29 03:42:17,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:42:17,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:17,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:17,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:17,586 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 03:42:18,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:18,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 97 states and 153 transitions. [2021-10-29 03:42:18,050 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 153 transitions. [2021-10-29 03:42:18,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:42:18,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:18,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:18,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:42:18,110 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:42:18,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:42:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:42:18,440 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:42:18,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:42:18,725 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2021-10-29 03:42:18,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:42:18 ImpRootNode [2021-10-29 03:42:18,948 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:42:18,948 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:42:18,949 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:42:18,949 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:42:18,949 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:42:16" (3/4) ... [2021-10-29 03:42:18,951 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 03:42:19,130 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:42:19,131 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:42:19,136 INFO L168 Benchmark]: Toolchain (without parser) took 4822.75 ms. Allocated memory was 92.3 MB in the beginning and 136.3 MB in the end (delta: 44.0 MB). Free memory was 55.8 MB in the beginning and 73.5 MB in the end (delta: -17.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:42:19,137 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory was 62.8 MB in the beginning and 62.8 MB in the end (delta: 26.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:42:19,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 486.99 ms. Allocated memory is still 92.3 MB. Free memory was 55.6 MB in the beginning and 59.0 MB in the end (delta: -3.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:42:19,144 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.59 ms. Allocated memory is still 92.3 MB. Free memory was 59.0 MB in the beginning and 56.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:42:19,144 INFO L168 Benchmark]: Boogie Preprocessor took 41.49 ms. Allocated memory is still 92.3 MB. Free memory was 56.5 MB in the beginning and 54.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:42:19,145 INFO L168 Benchmark]: RCFGBuilder took 1346.28 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 54.4 MB in the beginning and 58.9 MB in the end (delta: -4.6 MB). Peak memory consumption was 30.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:42:19,146 INFO L168 Benchmark]: CodeCheck took 2689.70 ms. Allocated memory was 111.1 MB in the beginning and 136.3 MB in the end (delta: 25.2 MB). Free memory was 58.9 MB in the beginning and 85.1 MB in the end (delta: -26.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:42:19,146 INFO L168 Benchmark]: Witness Printer took 182.37 ms. Allocated memory is still 136.3 MB. Free memory was 85.1 MB in the beginning and 73.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:42:19,148 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 9 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 3040 SDtfs, 912 SDslu, 1420 SDs, 0 SdLazy, 992 SolverSat, 304 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1207 GetRequests, 1177 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 177 NumberOfCodeBlocks, 177 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 143 ConstructedInterpolants, 0 QuantifiedInterpolants, 331 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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 - CounterExampleResult [Line: 461]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L95] int waterLevel = 1; [L96] int methaneLevelCritical = 0; [L195] int pumpRunning = 0; [L196] int systemActive = 1; [L635] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L832] int cleanupTimeShifts = 4; [L905] int retValue_acc ; [L906] int tmp ; [L79] int retValue_acc ; [L82] retValue_acc = 1 [L83] return (retValue_acc); [L912] tmp = valid_product() [L914] COND TRUE \read(tmp) [L391] int splverifierCounter ; [L392] int tmp ; [L393] int tmp___0 ; [L394] int tmp___1 ; [L395] int tmp___2 ; [L398] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L400] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L402] COND TRUE splverifierCounter < 4 [L408] tmp = __VERIFIER_nondet_int() [L410] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L412] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L113] COND TRUE waterLevel < 2 [L114] waterLevel = waterLevel + 1 [L412] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L418] tmp___0 = __VERIFIER_nondet_int() [L420] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L428] tmp___2 = __VERIFIER_nondet_int() [L430] COND FALSE !(\read(tmp___2)) [L434] tmp___1 = __VERIFIER_nondet_int() [L436] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L377] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L384] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L445] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L203] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L210] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L929] int tmp ; [L930] int tmp___0 ; [L931] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L935] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L134] int retValue_acc ; [L137] retValue_acc = methaneLevelCritical [L138] return (retValue_acc); [L935] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L935] tmp = isMethaneLevelCritical() [L937] COND FALSE !(\read(tmp)) [L166] int retValue_acc ; [L169] retValue_acc = waterLevel [L170] return (retValue_acc); [L941] tmp___0 = getWaterLevel() [L943] COND TRUE tmp___0 == 2 [L310] int retValue_acc ; [L313] retValue_acc = pumpRunning [L314] return (retValue_acc); [L945] tmp___1 = isPumpRunning() [L947] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L461] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory was 62.8 MB in the beginning and 62.8 MB in the end (delta: 26.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 486.99 ms. Allocated memory is still 92.3 MB. Free memory was 55.6 MB in the beginning and 59.0 MB in the end (delta: -3.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 67.59 ms. Allocated memory is still 92.3 MB. Free memory was 59.0 MB in the beginning and 56.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.49 ms. Allocated memory is still 92.3 MB. Free memory was 56.5 MB in the beginning and 54.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1346.28 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 54.4 MB in the beginning and 58.9 MB in the end (delta: -4.6 MB). Peak memory consumption was 30.4 MB. Max. memory is 16.1 GB. * CodeCheck took 2689.70 ms. Allocated memory was 111.1 MB in the beginning and 136.3 MB in the end (delta: 25.2 MB). Free memory was 58.9 MB in the beginning and 85.1 MB in the end (delta: -26.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 182.37 ms. Allocated memory is still 136.3 MB. Free memory was 85.1 MB in the beginning and 73.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 03:42:19,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b15cdadf-2ac6-4dde-a2b7-342b3bc38c8f/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...