./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product55.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product55.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 087203bb0b91dea113f8c68390dfc2d05a2771becdd7fa7a30895c447c478d7f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:10:54,603 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:10:54,672 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:10:54,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:10:54,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:10:54,702 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:10:54,703 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:10:54,704 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:10:54,705 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:10:54,705 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:10:54,706 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:10:54,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:10:54,707 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:10:54,707 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:10:54,708 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:10:54,709 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:10:54,709 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:10:54,710 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:10:54,710 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:10:54,711 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:10:54,711 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:10:54,712 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:10:54,713 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:10:54,713 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:10:54,714 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:10:54,714 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:10:54,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:10:54,715 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:10:54,716 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:10:54,716 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:10:54,717 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:10:54,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:10:54,718 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:10:54,718 INFO L153 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_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 087203bb0b91dea113f8c68390dfc2d05a2771becdd7fa7a30895c447c478d7f [2023-11-19 03:10:54,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:10:55,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:10:55,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:10:55,021 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:10:55,024 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:10:55,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec1_product55.cil.c [2023-11-19 03:10:58,212 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:10:58,482 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:10:58,485 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/sv-benchmarks/c/product-lines/minepump_spec1_product55.cil.c [2023-11-19 03:10:58,501 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL/data/f2b2b77cd/bb2604abcf6f4cc7b084ff3b093be49a/FLAGadd6aecf2 [2023-11-19 03:10:58,515 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL/data/f2b2b77cd/bb2604abcf6f4cc7b084ff3b093be49a [2023-11-19 03:10:58,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:10:58,519 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:10:58,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:10:58,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:10:58,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:10:58,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:10:58" (1/1) ... [2023-11-19 03:10:58,527 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6154b273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:58, skipping insertion in model container [2023-11-19 03:10:58,528 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:10:58" (1/1) ... [2023-11-19 03:10:58,575 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:10:58,809 WARN L240 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_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/sv-benchmarks/c/product-lines/minepump_spec1_product55.cil.c[7923,7936] [2023-11-19 03:10:58,927 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:10:58,940 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:10:58,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] [2023-11-19 03:10:58,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [87] [2023-11-19 03:10:58,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [159] [2023-11-19 03:10:58,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [407] [2023-11-19 03:10:58,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [511] [2023-11-19 03:10:58,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [520] [2023-11-19 03:10:58,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [616] [2023-11-19 03:10:58,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [642] [2023-11-19 03:10:58,974 WARN L240 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_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/sv-benchmarks/c/product-lines/minepump_spec1_product55.cil.c[7923,7936] [2023-11-19 03:10:59,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:10:59,026 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:10:59,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:59 WrapperNode [2023-11-19 03:10:59,027 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:10:59,028 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:10:59,028 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:10:59,029 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:10:59,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:59" (1/1) ... [2023-11-19 03:10:59,050 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:59" (1/1) ... [2023-11-19 03:10:59,086 INFO L138 Inliner]: procedures = 57, calls = 104, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 221 [2023-11-19 03:10:59,087 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:10:59,087 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:10:59,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:10:59,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:10:59,097 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:59" (1/1) ... [2023-11-19 03:10:59,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:59" (1/1) ... [2023-11-19 03:10:59,100 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:59" (1/1) ... [2023-11-19 03:10:59,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:59" (1/1) ... [2023-11-19 03:10:59,109 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:59" (1/1) ... [2023-11-19 03:10:59,115 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:59" (1/1) ... [2023-11-19 03:10:59,117 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:59" (1/1) ... [2023-11-19 03:10:59,118 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:59" (1/1) ... [2023-11-19 03:10:59,121 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:10:59,122 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:10:59,122 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:10:59,123 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:10:59,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:10:59" (1/1) ... [2023-11-19 03:10:59,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:10:59,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:10:59,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:10:59,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:10:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:10:59,198 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 03:10:59,198 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 03:10:59,199 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 03:10:59,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 03:10:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 03:10:59,200 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 03:10:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 03:10:59,200 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 03:10:59,200 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 03:10:59,200 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 03:10:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 03:10:59,201 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 03:10:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2023-11-19 03:10:59,201 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2023-11-19 03:10:59,201 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-19 03:10:59,201 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-19 03:10:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:10:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 03:10:59,202 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 03:10:59,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:10:59,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:10:59,273 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:10:59,275 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:10:59,613 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:10:59,752 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:10:59,752 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:10:59,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:10:59 BoogieIcfgContainer [2023-11-19 03:10:59,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:10:59,759 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:10:59,759 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:10:59,770 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:10:59,771 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:10:59" (1/1) ... [2023-11-19 03:10:59,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:10:59,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:10:59,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 73 states and 99 transitions. [2023-11-19 03:10:59,838 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2023-11-19 03:10:59,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:10:59,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:10:59,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:00,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:00,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:00,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 73 states and 97 transitions. [2023-11-19 03:11:00,165 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 97 transitions. [2023-11-19 03:11:00,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:11:00,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:00,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:00,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:00,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:00,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:00,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 75 states and 100 transitions. [2023-11-19 03:11:00,282 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2023-11-19 03:11:00,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:11:00,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:00,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:00,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:00,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:00,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:00,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 85 states and 121 transitions. [2023-11-19 03:11:00,553 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 121 transitions. [2023-11-19 03:11:00,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:11:00,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:00,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:00,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:00,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:00,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 86 states and 122 transitions. [2023-11-19 03:11:00,646 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 122 transitions. [2023-11-19 03:11:00,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:11:00,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:00,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:00,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:00,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:00,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 87 states and 123 transitions. [2023-11-19 03:11:00,721 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 123 transitions. [2023-11-19 03:11:00,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:11:00,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:00,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:00,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:00,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:00,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:00,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 88 states and 124 transitions. [2023-11-19 03:11:00,786 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 124 transitions. [2023-11-19 03:11:00,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:11:00,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:00,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:00,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:00,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:01,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:01,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 105 states and 160 transitions. [2023-11-19 03:11:01,369 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 160 transitions. [2023-11-19 03:11:01,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:11:01,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:01,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:01,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:01,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:01,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 106 states and 161 transitions. [2023-11-19 03:11:01,514 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 161 transitions. [2023-11-19 03:11:01,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:11:01,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:01,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:01,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:02,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:02,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 125 states and 200 transitions. [2023-11-19 03:11:02,716 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 200 transitions. [2023-11-19 03:11:02,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:11:02,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:02,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:02,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:02,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:02,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 129 states and 206 transitions. [2023-11-19 03:11:02,900 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 206 transitions. [2023-11-19 03:11:02,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:11:02,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:02,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:02,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:02,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:02,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 130 states and 207 transitions. [2023-11-19 03:11:02,952 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 207 transitions. [2023-11-19 03:11:02,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:11:02,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:02,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:02,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:11:03,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:03,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 134 states and 217 transitions. [2023-11-19 03:11:03,039 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 217 transitions. [2023-11-19 03:11:03,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:11:03,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:03,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:03,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:03,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:03,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:03,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 136 states and 221 transitions. [2023-11-19 03:11:03,299 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2023-11-19 03:11:03,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:11:03,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:03,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:03,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:03,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:03,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:03,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 142 states and 233 transitions. [2023-11-19 03:11:03,474 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 233 transitions. [2023-11-19 03:11:03,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:11:03,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:03,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:03,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:03,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:03,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:03,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 241 transitions. [2023-11-19 03:11:03,794 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 241 transitions. [2023-11-19 03:11:03,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:11:03,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:03,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:03,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:11:04,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:04,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 148 states and 249 transitions. [2023-11-19 03:11:04,033 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 249 transitions. [2023-11-19 03:11:04,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:11:04,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:04,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:04,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:04,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:05,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:05,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 165 states and 291 transitions. [2023-11-19 03:11:05,636 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 291 transitions. [2023-11-19 03:11:05,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:11:05,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:05,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:05,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:05,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:05,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 166 states and 292 transitions. [2023-11-19 03:11:05,806 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 292 transitions. [2023-11-19 03:11:05,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:11:05,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:05,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:11:05,826 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:11:05,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:11:05,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:11:05,924 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:11:05,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:11:05,981 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 19 iterations. [2023-11-19 03:11:06,048 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret29 could not be translated [2023-11-19 03:11:06,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:11:06 ImpRootNode [2023-11-19 03:11:06,061 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:11:06,062 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:11:06,062 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:11:06,062 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:11:06,063 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:10:59" (3/4) ... [2023-11-19 03:11:06,064 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 03:11:06,092 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret29 could not be translated [2023-11-19 03:11:06,175 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:11:06,175 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:11:06,176 INFO L158 Benchmark]: Toolchain (without parser) took 7657.04ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 92.4MB in the beginning and 111.1MB in the end (delta: -18.7MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-11-19 03:11:06,176 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 98.6MB. Free memory was 51.3MB in the beginning and 51.1MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:06,177 INFO L158 Benchmark]: CACSL2BoogieTranslator took 507.03ms. Allocated memory is still 132.1MB. Free memory was 92.4MB in the beginning and 72.7MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:11:06,177 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.50ms. Allocated memory is still 132.1MB. Free memory was 72.7MB in the beginning and 70.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:06,177 INFO L158 Benchmark]: Boogie Preprocessor took 34.18ms. Allocated memory is still 132.1MB. Free memory was 70.3MB in the beginning and 68.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:06,178 INFO L158 Benchmark]: RCFGBuilder took 635.46ms. Allocated memory is still 132.1MB. Free memory was 68.8MB in the beginning and 84.4MB in the end (delta: -15.7MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-11-19 03:11:06,178 INFO L158 Benchmark]: CodeCheck took 6302.80ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 83.9MB in the beginning and 115.3MB in the end (delta: -31.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:06,178 INFO L158 Benchmark]: Witness Printer took 113.60ms. Allocated memory is still 159.4MB. Free memory was 115.3MB in the beginning and 111.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:11:06,180 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 10 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.2s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3074 SdHoareTripleChecker+Valid, 4.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1467 mSDsluCounter, 3946 SdHoareTripleChecker+Invalid, 3.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2553 mSDsCounter, 677 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2626 IncrementalHoareTripleChecker+Invalid, 3303 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 677 mSolverCounterUnsat, 1393 mSDtfsCounter, 2626 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4351 GetRequests, 4230 SyntacticMatches, 9 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4506 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 528 NumberOfCodeBlocks, 528 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 471 ConstructedInterpolants, 0 QuantifiedInterpolants, 1033 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 4/4 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: 516]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L169] int pumpRunning = 0; [L170] int systemActive = 1; [L409] int waterLevel = 1; [L410] int methaneLevelCritical = 0; [L521] int cleanupTimeShifts = 4; [L812] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L594] int retValue_acc ; [L595] int tmp ; [L599] FCALL select_helpers() [L600] FCALL select_features() [L601] CALL, EXPR valid_product() [L79] int retValue_acc ; [L82] retValue_acc = 1 [L83] return (retValue_acc); [L601] RET, EXPR valid_product() [L601] tmp = valid_product() [L603] COND TRUE \read(tmp) [L605] FCALL setup() [L606] CALL runTest() [L588] CALL test() [L94] int splverifierCounter ; [L95] int tmp ; [L96] int tmp___0 ; [L97] int tmp___1 ; [L98] int tmp___2 ; [L101] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L103] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L105] COND TRUE splverifierCounter < 4 [L111] tmp = __VERIFIER_nondet_int() [L113] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L115] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L427] COND TRUE waterLevel < 2 [L428] waterLevel = waterLevel + 1 [L115] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L121] tmp___0 = __VERIFIER_nondet_int() [L123] 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] [L125] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L439] COND FALSE !(\read(methaneLevelCritical)) [L442] methaneLevelCritical = 1 [L125] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, waterLevel=2] [L131] tmp___2 = __VERIFIER_nondet_int() [L133] 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___2=-1, waterLevel=2] [L148] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L177] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L184] COND TRUE \read(systemActive) [L186] CALL processEnvironment() [L258] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L261] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L276] CALL processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L232] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L235] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L250] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L206] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L209] COND TRUE ! pumpRunning [L211] CALL, EXPR isHighWaterLevel() [L355] int retValue_acc ; [L356] int tmp ; [L357] int tmp___0 ; [L361] CALL, EXPR isHighWaterSensorDry() [L489] int retValue_acc ; [L492] COND FALSE !(waterLevel < 2) [L496] retValue_acc = 0 [L497] return (retValue_acc); [L361] RET, EXPR isHighWaterSensorDry() [L361] tmp = isHighWaterSensorDry() [L363] COND FALSE !(\read(tmp)) [L366] tmp___0 = 1 [L368] retValue_acc = tmp___0 [L369] return (retValue_acc); [L211] RET, EXPR isHighWaterLevel() [L211] tmp = isHighWaterLevel() [L213] COND TRUE \read(tmp) [L215] CALL activatePump() [L286] pumpRunning = 1 [L215] RET activatePump() [L250] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L276] RET processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L186] RET processEnvironment() [L192] CALL __utac_acc__Specification1_spec__1() [L618] int tmp ; [L619] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L623] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L448] int retValue_acc ; [L451] retValue_acc = methaneLevelCritical [L452] return (retValue_acc); [L623] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L623] tmp = isMethaneLevelCritical() [L625] COND TRUE \read(tmp) [L627] CALL, EXPR isPumpRunning() [L310] int retValue_acc ; [L313] retValue_acc = pumpRunning [L314] return (retValue_acc); [L627] RET, EXPR isPumpRunning() [L627] tmp___0 = isPumpRunning() [L629] COND TRUE \read(tmp___0) [L631] CALL __automaton_fail() [L516] 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 0.29ms. Allocated memory is still 98.6MB. Free memory was 51.3MB in the beginning and 51.1MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 507.03ms. Allocated memory is still 132.1MB. Free memory was 92.4MB in the beginning and 72.7MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.50ms. Allocated memory is still 132.1MB. Free memory was 72.7MB in the beginning and 70.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.18ms. Allocated memory is still 132.1MB. Free memory was 70.3MB in the beginning and 68.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 635.46ms. Allocated memory is still 132.1MB. Free memory was 68.8MB in the beginning and 84.4MB in the end (delta: -15.7MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * CodeCheck took 6302.80ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 83.9MB in the beginning and 115.3MB in the end (delta: -31.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 113.60ms. Allocated memory is still 159.4MB. Free memory was 115.3MB in the beginning and 111.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] - GenericResultAtLocation [Line: 87]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [87] - GenericResultAtLocation [Line: 159]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [159] - GenericResultAtLocation [Line: 407]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [407] - GenericResultAtLocation [Line: 511]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [511] - GenericResultAtLocation [Line: 520]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [520] - GenericResultAtLocation [Line: 616]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [616] - GenericResultAtLocation [Line: 642]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [642] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret29 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret29 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 03:11:06,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06357ce0-e84b-4fcd-8549-3b9f8a76b2df/bin/ukojak-verify-G8NBE6pJGL/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