./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product52.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_6844c1be-2755-47b2-85e4-7c9ce13563b9/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6844c1be-2755-47b2-85e4-7c9ce13563b9/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_6844c1be-2755-47b2-85e4-7c9ce13563b9/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6844c1be-2755-47b2-85e4-7c9ce13563b9/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product52.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6844c1be-2755-47b2-85e4-7c9ce13563b9/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_6844c1be-2755-47b2-85e4-7c9ce13563b9/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 8521353bcf4bae83665566564f0550ca2d5ed2f2d2c87d1236006cfbb2433fe4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:42:38,395 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:42:38,534 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6844c1be-2755-47b2-85e4-7c9ce13563b9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:42:38,540 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:42:38,541 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:42:38,566 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:42:38,567 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:42:38,567 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:42:38,568 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:42:38,569 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:42:38,570 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:42:38,570 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:42:38,571 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:42:38,571 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:42:38,572 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:42:38,573 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:42:38,573 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:42:38,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:42:38,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:42:38,575 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:42:38,576 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:42:38,576 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:42:38,577 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:42:38,578 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:42:38,578 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:42:38,579 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:42:38,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:42:38,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:42:38,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:42:38,581 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:42:38,582 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:42:38,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:42:38,583 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:42:38,584 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_6844c1be-2755-47b2-85e4-7c9ce13563b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6844c1be-2755-47b2-85e4-7c9ce13563b9/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8521353bcf4bae83665566564f0550ca2d5ed2f2d2c87d1236006cfbb2433fe4 [2023-11-19 03:42:38,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:42:38,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:42:38,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:42:38,885 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:42:38,885 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:42:38,886 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6844c1be-2755-47b2-85e4-7c9ce13563b9/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec1_product52.cil.c [2023-11-19 03:42:42,013 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:42:42,373 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:42:42,377 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6844c1be-2755-47b2-85e4-7c9ce13563b9/sv-benchmarks/c/product-lines/minepump_spec1_product52.cil.c [2023-11-19 03:42:42,395 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6844c1be-2755-47b2-85e4-7c9ce13563b9/bin/ukojak-verify-G8NBE6pJGL/data/692fcd9c6/ba6c803c872546958e252904f28e9814/FLAG221c2c506 [2023-11-19 03:42:42,625 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6844c1be-2755-47b2-85e4-7c9ce13563b9/bin/ukojak-verify-G8NBE6pJGL/data/692fcd9c6/ba6c803c872546958e252904f28e9814 [2023-11-19 03:42:42,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:42:42,631 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:42:42,632 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:42:42,633 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:42:42,640 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:42:42,640 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:42:42" (1/1) ... [2023-11-19 03:42:42,642 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29d16f9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:42, skipping insertion in model container [2023-11-19 03:42:42,642 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:42:42" (1/1) ... [2023-11-19 03:42:42,710 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:42:42,958 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_6844c1be-2755-47b2-85e4-7c9ce13563b9/sv-benchmarks/c/product-lines/minepump_spec1_product52.cil.c[6162,6175] [2023-11-19 03:42:43,038 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:42:43,051 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:42:43,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2023-11-19 03:42:43,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [160] [2023-11-19 03:42:43,065 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [388] [2023-11-19 03:42:43,065 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [397] [2023-11-19 03:42:43,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [467] [2023-11-19 03:42:43,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [566] [2023-11-19 03:42:43,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [592] [2023-11-19 03:42:43,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [958] [2023-11-19 03:42:43,087 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_6844c1be-2755-47b2-85e4-7c9ce13563b9/sv-benchmarks/c/product-lines/minepump_spec1_product52.cil.c[6162,6175] [2023-11-19 03:42:43,148 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:42:43,187 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:42:43,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:43 WrapperNode [2023-11-19 03:42:43,188 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:42:43,190 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:42:43,190 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:42:43,190 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:42:43,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:43" (1/1) ... [2023-11-19 03:42:43,224 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:43" (1/1) ... [2023-11-19 03:42:43,264 INFO L138 Inliner]: procedures = 57, calls = 101, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 204 [2023-11-19 03:42:43,264 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:42:43,265 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:42:43,265 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:42:43,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:42:43,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:43" (1/1) ... [2023-11-19 03:42:43,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:43" (1/1) ... [2023-11-19 03:42:43,288 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:43" (1/1) ... [2023-11-19 03:42:43,288 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:43" (1/1) ... [2023-11-19 03:42:43,297 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:43" (1/1) ... [2023-11-19 03:42:43,301 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:43" (1/1) ... [2023-11-19 03:42:43,303 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:43" (1/1) ... [2023-11-19 03:42:43,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:43" (1/1) ... [2023-11-19 03:42:43,313 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:42:43,327 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:42:43,328 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:42:43,328 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:42:43,329 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:43" (1/1) ... [2023-11-19 03:42:43,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:42:43,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6844c1be-2755-47b2-85e4-7c9ce13563b9/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:42:43,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6844c1be-2755-47b2-85e4-7c9ce13563b9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:42:43,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6844c1be-2755-47b2-85e4-7c9ce13563b9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:42:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:42:43,422 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 03:42:43,423 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 03:42:43,423 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 03:42:43,423 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 03:42:43,423 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 03:42:43,423 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 03:42:43,424 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 03:42:43,424 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 03:42:43,424 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 03:42:43,424 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 03:42:43,424 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 03:42:43,425 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 03:42:43,425 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-19 03:42:43,425 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-19 03:42:43,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:42:43,425 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 03:42:43,426 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 03:42:43,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:42:43,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:42:43,511 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:42:43,514 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:42:43,885 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:42:44,035 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:42:44,035 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:42:44,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:42:44 BoogieIcfgContainer [2023-11-19 03:42:44,042 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:42:44,043 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:42:44,043 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:42:44,055 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:42:44,056 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:42:44" (1/1) ... [2023-11-19 03:42:44,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:42:44,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:44,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 63 states and 84 transitions. [2023-11-19 03:42:44,131 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 84 transitions. [2023-11-19 03:42:44,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:42:44,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:44,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:44,319 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 03:42:44,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:44,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 82 transitions. [2023-11-19 03:42:44,356 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2023-11-19 03:42:44,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:42:44,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:44,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:44,510 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 03:42:44,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:44,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 65 states and 85 transitions. [2023-11-19 03:42:44,553 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2023-11-19 03:42:44,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:42:44,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:44,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:44,698 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 03:42:44,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:44,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 93 transitions. [2023-11-19 03:42:44,741 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2023-11-19 03:42:44,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:42:44,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:44,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:44,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:44,826 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 03:42:44,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:44,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 107 transitions. [2023-11-19 03:42:44,911 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2023-11-19 03:42:44,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:42:44,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:44,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:44,991 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 03:42:45,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:45,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 77 states and 108 transitions. [2023-11-19 03:42:45,009 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2023-11-19 03:42:45,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:42:45,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:45,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:45,076 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 03:42:45,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:45,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 78 states and 109 transitions. [2023-11-19 03:42:45,094 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 109 transitions. [2023-11-19 03:42:45,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:42:45,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:45,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:45,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:45,322 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 03:42:45,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:45,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 95 states and 144 transitions. [2023-11-19 03:42:45,748 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 144 transitions. [2023-11-19 03:42:45,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:42:45,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:45,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:45,829 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 03:42:46,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:46,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 106 states and 173 transitions. [2023-11-19 03:42:46,294 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 173 transitions. [2023-11-19 03:42:46,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:42:46,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:46,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:46,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:46,398 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 03:42:46,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:46,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 107 states and 174 transitions. [2023-11-19 03:42:46,419 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 174 transitions. [2023-11-19 03:42:46,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:42:46,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:46,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:46,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:46,549 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 03:42:46,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:46,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 108 states and 175 transitions. [2023-11-19 03:42:46,591 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 175 transitions. [2023-11-19 03:42:46,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:42:46,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:46,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:46,671 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 03:42:46,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:46,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 109 states and 176 transitions. [2023-11-19 03:42:46,702 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 176 transitions. [2023-11-19 03:42:46,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:42:46,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:46,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:46,839 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 03:42:47,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:47,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 123 states and 200 transitions. [2023-11-19 03:42:47,498 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 200 transitions. [2023-11-19 03:42:47,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:42:47,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:47,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:47,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:47,532 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 03:42:47,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:47,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 124 states and 201 transitions. [2023-11-19 03:42:47,652 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 201 transitions. [2023-11-19 03:42:47,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:42:47,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:47,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:47,722 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 03:42:47,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:47,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 127 states and 208 transitions. [2023-11-19 03:42:47,929 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 208 transitions. [2023-11-19 03:42:47,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:42:47,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:47,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:47,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:47,967 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 03:42:48,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:48,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 130 states and 215 transitions. [2023-11-19 03:42:48,140 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 215 transitions. [2023-11-19 03:42:48,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:42:48,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:48,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:48,561 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 03:42:49,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:49,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 144 states and 253 transitions. [2023-11-19 03:42:49,296 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 253 transitions. [2023-11-19 03:42:49,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:42:49,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:49,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:49,451 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 03:42:49,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:49,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 146 states and 256 transitions. [2023-11-19 03:42:49,874 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 256 transitions. [2023-11-19 03:42:49,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:42:49,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:49,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:49,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:50,008 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 03:42:50,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:50,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 147 states and 257 transitions. [2023-11-19 03:42:50,032 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 257 transitions. [2023-11-19 03:42:50,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:42:50,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:50,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:50,079 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 03:42:50,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:50,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 149 states and 261 transitions. [2023-11-19 03:42:50,394 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 261 transitions. [2023-11-19 03:42:50,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:42:50,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:50,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:50,445 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 03:42:50,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:50,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 155 states and 277 transitions. [2023-11-19 03:42:50,780 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 277 transitions. [2023-11-19 03:42:50,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:42:50,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:50,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:50,915 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 03:42:51,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:51,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 158 states and 283 transitions. [2023-11-19 03:42:51,097 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 283 transitions. [2023-11-19 03:42:51,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:42:51,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:51,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:51,253 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 03:42:51,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:51,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 159 states and 284 transitions. [2023-11-19 03:42:51,300 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 284 transitions. [2023-11-19 03:42:51,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:42:51,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:51,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:42:51,316 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:42:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:42:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:42:51,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:42:51,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:42:51,432 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 23 iterations. [2023-11-19 03:42:51,471 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret27 could not be translated [2023-11-19 03:42:51,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:42:51 ImpRootNode [2023-11-19 03:42:51,482 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:42:51,482 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:42:51,483 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:42:51,483 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:42:51,483 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:42:44" (3/4) ... [2023-11-19 03:42:51,484 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 03:42:51,506 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret27 could not be translated [2023-11-19 03:42:51,583 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6844c1be-2755-47b2-85e4-7c9ce13563b9/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:42:51,584 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:42:51,584 INFO L158 Benchmark]: Toolchain (without parser) took 8953.72ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 121.5MB in the beginning and 118.7MB in the end (delta: 2.8MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2023-11-19 03:42:51,585 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 115.3MB. Free memory was 85.5MB in the beginning and 85.4MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:42:51,585 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.67ms. Allocated memory is still 167.8MB. Free memory was 121.0MB in the beginning and 101.7MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:42:51,586 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.58ms. Allocated memory is still 167.8MB. Free memory was 101.7MB in the beginning and 99.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:42:51,586 INFO L158 Benchmark]: Boogie Preprocessor took 61.41ms. Allocated memory is still 167.8MB. Free memory was 99.2MB in the beginning and 97.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:42:51,587 INFO L158 Benchmark]: RCFGBuilder took 714.57ms. Allocated memory is still 167.8MB. Free memory was 97.6MB in the beginning and 124.2MB in the end (delta: -26.6MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-11-19 03:42:51,587 INFO L158 Benchmark]: CodeCheck took 7439.10ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 124.2MB in the beginning and 122.9MB in the end (delta: 1.3MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2023-11-19 03:42:51,588 INFO L158 Benchmark]: Witness Printer took 101.32ms. Allocated memory is still 201.3MB. Free memory was 122.9MB in the beginning and 118.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:42:51,590 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 9 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.4s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4172 SdHoareTripleChecker+Valid, 7.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1910 mSDsluCounter, 5167 SdHoareTripleChecker+Invalid, 5.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3328 mSDsCounter, 1060 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4088 IncrementalHoareTripleChecker+Invalid, 5148 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1060 mSolverCounterUnsat, 1839 mSDtfsCounter, 4088 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5229 GetRequests, 5081 SyntacticMatches, 26 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5702 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 618 NumberOfCodeBlocks, 618 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 562 ConstructedInterpolants, 0 QuantifiedInterpolants, 1334 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 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: 393]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L58] int waterLevel = 1; [L59] int methaneLevelCritical = 0; [L168] int pumpRunning = 0; [L169] int systemActive = 1; [L468] int cleanupTimeShifts = 4; [L762] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L544] int retValue_acc ; [L545] int tmp ; [L549] FCALL select_helpers() [L550] FCALL select_features() [L551] CALL, EXPR valid_product() [L985] int retValue_acc ; [L988] retValue_acc = 1 [L989] return (retValue_acc); [L551] RET, EXPR valid_product() [L551] tmp = valid_product() [L553] COND TRUE \read(tmp) [L555] FCALL setup() [L556] CALL runTest() [L535] CALL test() [L400] int splverifierCounter ; [L401] int tmp ; [L402] int tmp___0 ; [L403] int tmp___1 ; [L404] int tmp___2 ; [L407] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L409] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L411] COND TRUE splverifierCounter < 4 [L417] tmp = __VERIFIER_nondet_int() [L419] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L421] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L76] COND TRUE waterLevel < 2 [L77] waterLevel = waterLevel + 1 [L421] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L427] tmp___0 = __VERIFIER_nondet_int() [L429] 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] [L431] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L88] COND FALSE !(\read(methaneLevelCritical)) [L91] methaneLevelCritical = 1 [L431] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, waterLevel=2] [L437] tmp___2 = __VERIFIER_nondet_int() [L439] COND TRUE \read(tmp___2) [L441] CALL startSystem() [L384] systemActive = 1 [L441] RET startSystem() [L456] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L176] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L183] COND TRUE \read(systemActive) [L185] CALL processEnvironment() [L231] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L234] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L249] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L205] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L208] COND TRUE ! pumpRunning [L210] CALL, EXPR isHighWaterLevel() [L328] int retValue_acc ; [L329] int tmp ; [L330] int tmp___0 ; [L334] CALL, EXPR isHighWaterSensorDry() [L138] int retValue_acc ; [L141] COND FALSE !(waterLevel < 2) [L145] retValue_acc = 0 [L146] return (retValue_acc); [L334] RET, EXPR isHighWaterSensorDry() [L334] tmp = isHighWaterSensorDry() [L336] COND FALSE !(\read(tmp)) [L339] tmp___0 = 1 [L341] retValue_acc = tmp___0 [L342] return (retValue_acc); [L210] RET, EXPR isHighWaterLevel() [L210] tmp = isHighWaterLevel() [L212] COND TRUE \read(tmp) [L214] CALL activatePump() [L259] pumpRunning = 1 [L214] RET activatePump() [L249] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L185] RET processEnvironment() [L191] CALL __utac_acc__Specification1_spec__1() [L568] int tmp ; [L569] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L573] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L97] int retValue_acc ; [L100] retValue_acc = methaneLevelCritical [L101] return (retValue_acc); [L573] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L573] tmp = isMethaneLevelCritical() [L575] COND TRUE \read(tmp) [L577] CALL, EXPR isPumpRunning() [L283] int retValue_acc ; [L286] retValue_acc = pumpRunning [L287] return (retValue_acc); [L577] RET, EXPR isPumpRunning() [L577] tmp___0 = isPumpRunning() [L579] COND TRUE \read(tmp___0) [L581] CALL __automaton_fail() [L393] 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 0.21ms. Allocated memory is still 115.3MB. Free memory was 85.5MB in the beginning and 85.4MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 556.67ms. Allocated memory is still 167.8MB. Free memory was 121.0MB in the beginning and 101.7MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.58ms. Allocated memory is still 167.8MB. Free memory was 101.7MB in the beginning and 99.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.41ms. Allocated memory is still 167.8MB. Free memory was 99.2MB in the beginning and 97.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 714.57ms. Allocated memory is still 167.8MB. Free memory was 97.6MB in the beginning and 124.2MB in the end (delta: -26.6MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * CodeCheck took 7439.10ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 124.2MB in the beginning and 122.9MB in the end (delta: 1.3MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * Witness Printer took 101.32ms. Allocated memory is still 201.3MB. Free memory was 122.9MB in the beginning and 118.7MB 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,"Environment.i","") [49] - GenericResultAtLocation [Line: 160]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [160] - GenericResultAtLocation [Line: 388]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [388] - GenericResultAtLocation [Line: 397]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [397] - GenericResultAtLocation [Line: 467]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [467] - GenericResultAtLocation [Line: 566]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [566] - GenericResultAtLocation [Line: 592]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [592] - GenericResultAtLocation [Line: 958]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [958] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret27 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret27 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 03:42:51,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6844c1be-2755-47b2-85e4-7c9ce13563b9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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