./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product49.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product49.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB --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 d7c4dde0ada366116691c2f175a080cab4880a7b4b6a5f42c97520b77f10420a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:05:59,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:05:59,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:05:59,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:05:59,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:05:59,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:05:59,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:05:59,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:05:59,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:05:59,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:05:59,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:05:59,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:05:59,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:05:59,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:05:59,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:05:59,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:05:59,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:05:59,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:05:59,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:05:59,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:05:59,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:05:59,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:05:59,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:05:59,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:05:59,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:05:59,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:05:59,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:05:59,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:05:59,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:05:59,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:05:59,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:05:59,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:05:59,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:05:59,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:05:59,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:05:59,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:05:59,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:05:59,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:05:59,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:05:59,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:05:59,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:05:59,434 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:05:59,476 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:05:59,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:05:59,478 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:05:59,478 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:05:59,479 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:05:59,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:05:59,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:05:59,480 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:05:59,481 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:05:59,481 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:05:59,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:05:59,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:05:59,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:05:59,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:05:59,491 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:05:59,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:05:59,492 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:05:59,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:05:59,492 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:05:59,492 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:05:59,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:05:59,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:59,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:05:59,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:05:59,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:05:59,493 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:05:59,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:05:59,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:05:59,494 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_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7c4dde0ada366116691c2f175a080cab4880a7b4b6a5f42c97520b77f10420a [2022-10-17 17:05:59,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:05:59,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:05:59,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:05:59,862 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:05:59,863 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:05:59,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec1_product49.cil.c [2022-10-17 17:05:59,941 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/data/25f104213/ac05b04f450647a4ace3029333890fde/FLAG320930786 [2022-10-17 17:06:00,554 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:06:00,555 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/sv-benchmarks/c/product-lines/minepump_spec1_product49.cil.c [2022-10-17 17:06:00,584 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/data/25f104213/ac05b04f450647a4ace3029333890fde/FLAG320930786 [2022-10-17 17:06:00,862 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/data/25f104213/ac05b04f450647a4ace3029333890fde [2022-10-17 17:06:00,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:06:00,865 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:06:00,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:00,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:06:00,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:06:00,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:00" (1/1) ... [2022-10-17 17:06:00,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54daff16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:00, skipping insertion in model container [2022-10-17 17:06:00,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:00" (1/1) ... [2022-10-17 17:06:00,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:06:00,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:06:01,228 WARN L230 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_5820ceca-46bf-409d-8738-11d4d1c4adbe/sv-benchmarks/c/product-lines/minepump_spec1_product49.cil.c[18430,18443] [2022-10-17 17:06:01,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:01,268 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:06:01,396 WARN L230 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_5820ceca-46bf-409d-8738-11d4d1c4adbe/sv-benchmarks/c/product-lines/minepump_spec1_product49.cil.c[18430,18443] [2022-10-17 17:06:01,396 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:01,428 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:06:01,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:01 WrapperNode [2022-10-17 17:06:01,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:01,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:01,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:06:01,432 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:06:01,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:01" (1/1) ... [2022-10-17 17:06:01,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:01" (1/1) ... [2022-10-17 17:06:01,522 INFO L138 Inliner]: procedures = 55, calls = 154, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 251 [2022-10-17 17:06:01,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:01,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:06:01,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:06:01,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:06:01,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:01" (1/1) ... [2022-10-17 17:06:01,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:01" (1/1) ... [2022-10-17 17:06:01,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:01" (1/1) ... [2022-10-17 17:06:01,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:01" (1/1) ... [2022-10-17 17:06:01,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:01" (1/1) ... [2022-10-17 17:06:01,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:01" (1/1) ... [2022-10-17 17:06:01,572 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:01" (1/1) ... [2022-10-17 17:06:01,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:01" (1/1) ... [2022-10-17 17:06:01,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:06:01,585 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:06:01,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:06:01,586 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:06:01,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:01" (1/1) ... [2022-10-17 17:06:01,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:01,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:06:01,633 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:06:01,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:06:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:06:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 17:06:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 17:06:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 17:06:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 17:06:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 17:06:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 17:06:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 17:06:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 17:06:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 17:06:01,689 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 17:06:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 17:06:01,689 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 17:06:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:06:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 17:06:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 17:06:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:06:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:06:01,804 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:06:01,806 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:06:02,291 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:06:02,476 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:06:02,476 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 17:06:02,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:02 BoogieIcfgContainer [2022-10-17 17:06:02,479 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:06:02,480 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:06:02,480 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:06:02,492 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:06:02,492 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:02" (1/1) ... [2022-10-17 17:06:02,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:06:02,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:02,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2022-10-17 17:06:02,569 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2022-10-17 17:06:02,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:06:02,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:02,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:02,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:02,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:02,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:02,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 55 states and 70 transitions. [2022-10-17 17:06:02,917 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2022-10-17 17:06:02,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:06:02,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:02,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:03,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:03,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:03,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 73 transitions. [2022-10-17 17:06:03,099 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2022-10-17 17:06:03,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:06:03,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:03,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:03,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:03,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:03,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:03,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 91 transitions. [2022-10-17 17:06:03,379 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2022-10-17 17:06:03,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:06:03,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:03,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:03,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:03,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:03,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 76 states and 112 transitions. [2022-10-17 17:06:03,936 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 112 transitions. [2022-10-17 17:06:03,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:06:03,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:03,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:04,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:04,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 77 states and 113 transitions. [2022-10-17 17:06:04,074 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2022-10-17 17:06:04,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:06:04,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:04,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:04,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:04,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:04,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 78 states and 114 transitions. [2022-10-17 17:06:04,196 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2022-10-17 17:06:04,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:06:04,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:04,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:04,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:04,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:04,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 79 states and 115 transitions. [2022-10-17 17:06:04,347 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 115 transitions. [2022-10-17 17:06:04,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:06:04,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:04,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:04,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:04,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:05,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:05,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 95 states and 147 transitions. [2022-10-17 17:06:05,060 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 147 transitions. [2022-10-17 17:06:05,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:06:05,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:05,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:05,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:05,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:05,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 96 states and 148 transitions. [2022-10-17 17:06:05,176 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 148 transitions. [2022-10-17 17:06:05,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:06:05,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:05,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:05,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:05,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:05,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 98 states and 154 transitions. [2022-10-17 17:06:05,538 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 154 transitions. [2022-10-17 17:06:05,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:06:05,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:05,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:06,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:07,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:07,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 112 states and 189 transitions. [2022-10-17 17:06:07,568 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 189 transitions. [2022-10-17 17:06:07,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:06:07,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:07,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:07,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:07,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:08,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:08,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 118 states and 199 transitions. [2022-10-17 17:06:08,508 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 199 transitions. [2022-10-17 17:06:08,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:06:08,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:08,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:08,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:08,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:08,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 119 states and 200 transitions. [2022-10-17 17:06:08,648 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 200 transitions. [2022-10-17 17:06:08,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:06:08,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:08,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:08,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:06:08,677 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 17:06:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:06:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:06:08,828 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 17:06:08,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:06:08,902 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 14 iterations. [2022-10-17 17:06:09,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 05:06:09 ImpRootNode [2022-10-17 17:06:09,004 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 17:06:09,004 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 17:06:09,004 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 17:06:09,005 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 17:06:09,005 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:02" (3/4) ... [2022-10-17 17:06:09,012 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-10-17 17:06:09,157 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 17:06:09,157 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 17:06:09,158 INFO L158 Benchmark]: Toolchain (without parser) took 8292.64ms. Allocated memory was 90.2MB in the beginning and 199.2MB in the end (delta: 109.1MB). Free memory was 52.1MB in the beginning and 160.7MB in the end (delta: -108.6MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. [2022-10-17 17:06:09,159 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory is still 69.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:06:09,160 INFO L158 Benchmark]: CACSL2BoogieTranslator took 561.71ms. Allocated memory was 90.2MB in the beginning and 130.0MB in the end (delta: 39.8MB). Free memory was 51.9MB in the beginning and 104.2MB in the end (delta: -52.3MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2022-10-17 17:06:09,161 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.91ms. Allocated memory is still 130.0MB. Free memory was 104.2MB in the beginning and 101.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:06:09,161 INFO L158 Benchmark]: Boogie Preprocessor took 61.06ms. Allocated memory is still 130.0MB. Free memory was 101.6MB in the beginning and 99.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:06:09,162 INFO L158 Benchmark]: RCFGBuilder took 894.17ms. Allocated memory is still 130.0MB. Free memory was 99.9MB in the beginning and 70.6MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-10-17 17:06:09,162 INFO L158 Benchmark]: CodeCheck took 6523.52ms. Allocated memory was 130.0MB in the beginning and 199.2MB in the end (delta: 69.2MB). Free memory was 70.6MB in the beginning and 164.9MB in the end (delta: -94.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:06:09,163 INFO L158 Benchmark]: Witness Printer took 153.37ms. Allocated memory is still 199.2MB. Free memory was 164.9MB in the beginning and 160.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 17:06:09,165 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 8 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.4s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1852 SdHoareTripleChecker+Valid, 4.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 732 mSDsluCounter, 1833 SdHoareTripleChecker+Invalid, 3.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1165 mSDsCounter, 375 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1704 IncrementalHoareTripleChecker+Invalid, 2079 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 375 mSolverCounterUnsat, 808 mSDtfsCounter, 1704 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2818 GetRequests, 2718 SyntacticMatches, 4 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3361 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 353 NumberOfCodeBlocks, 353 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 307 ConstructedInterpolants, 0 QuantifiedInterpolants, 724 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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: 960]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L79] int cleanupTimeShifts = 4; [L352] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L555] int pumpRunning = 0; [L556] int systemActive = 1; [L853] int waterLevel = 1; [L854] int methaneLevelCritical = 0; [L160] int retValue_acc ; [L161] int tmp ; [L165] FCALL select_helpers() [L166] FCALL select_features() [L167] CALL, EXPR valid_product() [L843] int retValue_acc ; [L846] retValue_acc = 1 [L847] return (retValue_acc); [L167] RET, EXPR valid_product() [L167] tmp = valid_product() [L169] COND TRUE \read(tmp) [L171] FCALL setup() [L172] CALL runTest() [L151] CALL test() [L753] int splverifierCounter ; [L754] int tmp ; [L755] int tmp___0 ; [L756] int tmp___1 ; [L757] int tmp___2 ; [L760] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L762] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L764] COND TRUE splverifierCounter < 4 [L770] tmp = __VERIFIER_nondet_int() [L772] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L774] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L871] COND TRUE waterLevel < 2 [L872] waterLevel = waterLevel + 1 [L774] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L780] tmp___0 = __VERIFIER_nondet_int() [L782] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, waterLevel=2] [L784] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L883] COND FALSE !(\read(methaneLevelCritical)) [L886] methaneLevelCritical = 1 [L784] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, waterLevel=2] [L790] tmp___2 = __VERIFIER_nondet_int() [L792] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, tmp___1=33, tmp___2=1, waterLevel=2] [L805] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L562] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L569] COND TRUE \read(systemActive) [L571] CALL processEnvironment() [L617] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L620] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L635] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L591] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L594] COND TRUE ! pumpRunning [L596] CALL, EXPR isHighWaterLevel() [L714] int retValue_acc ; [L715] int tmp ; [L716] int tmp___0 ; [L720] CALL, EXPR isHighWaterSensorDry() [L933] int retValue_acc ; [L936] COND FALSE !(waterLevel < 2) [L940] retValue_acc = 0 [L941] return (retValue_acc); [L720] RET, EXPR isHighWaterSensorDry() [L720] tmp = isHighWaterSensorDry() [L722] COND FALSE !(\read(tmp)) [L725] tmp___0 = 1 [L727] retValue_acc = tmp___0 [L728] return (retValue_acc); [L596] RET, EXPR isHighWaterLevel() [L596] tmp = isHighWaterLevel() [L598] COND TRUE \read(tmp) [L600] CALL activatePump() [L645] pumpRunning = 1 [L600] RET activatePump() [L635] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L571] RET processEnvironment() [L577] CALL __utac_acc__Specification1_spec__1() [L54] int tmp ; [L55] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L59] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L892] int retValue_acc ; [L895] retValue_acc = methaneLevelCritical [L896] return (retValue_acc); [L59] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L59] tmp = isMethaneLevelCritical() [L61] COND TRUE \read(tmp) [L63] CALL, EXPR isPumpRunning() [L669] int retValue_acc ; [L672] retValue_acc = pumpRunning [L673] return (retValue_acc); [L63] RET, EXPR isPumpRunning() [L63] tmp___0 = isPumpRunning() [L65] COND TRUE \read(tmp___0) [L67] CALL __automaton_fail() [L960] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 90.2MB. Free memory is still 69.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 561.71ms. Allocated memory was 90.2MB in the beginning and 130.0MB in the end (delta: 39.8MB). Free memory was 51.9MB in the beginning and 104.2MB in the end (delta: -52.3MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.91ms. Allocated memory is still 130.0MB. Free memory was 104.2MB in the beginning and 101.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.06ms. Allocated memory is still 130.0MB. Free memory was 101.6MB in the beginning and 99.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 894.17ms. Allocated memory is still 130.0MB. Free memory was 99.9MB in the beginning and 70.6MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 6523.52ms. Allocated memory was 130.0MB in the beginning and 199.2MB in the end (delta: 69.2MB). Free memory was 70.6MB in the beginning and 164.9MB in the end (delta: -94.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 153.37ms. Allocated memory is still 199.2MB. Free memory was 164.9MB in the beginning and 160.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-10-17 17:06:09,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5820ceca-46bf-409d-8738-11d4d1c4adbe/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE