./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_3_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_3_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/bin/ukojak-verify-ImItNfHLgk --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 613ee8845912b921567ac9e82f8c414d8758c61c69ed2c2ac2cbc303a1b4f001 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:09:11,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:09:11,988 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:09:11,996 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:09:11,996 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:09:12,043 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:09:12,044 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:09:12,044 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:09:12,045 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:09:12,045 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:09:12,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:09:12,047 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:09:12,048 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:09:12,049 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:09:12,052 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:09:12,052 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:09:12,052 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:09:12,053 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:09:12,053 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:09:12,053 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:09:12,054 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:09:12,054 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:09:12,055 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:09:12,055 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:09:12,059 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:09:12,060 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:09:12,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:09:12,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:09:12,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:09:12,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:09:12,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:09:12,061 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:09:12,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:09:12,062 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_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 613ee8845912b921567ac9e82f8c414d8758c61c69ed2c2ac2cbc303a1b4f001 [2024-11-08 22:09:12,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:09:12,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:09:12,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:09:12,389 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:09:12,390 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:09:12,392 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_2+newton_3_1.i Unable to find full path for "g++" [2024-11-08 22:09:14,395 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:09:14,419 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:09:14,608 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:09:14,609 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/sv-benchmarks/c/combinations/gcd_2+newton_3_1.i [2024-11-08 22:09:14,617 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/bin/ukojak-verify-ImItNfHLgk/data/62612fafd/3fab89030e1d4c17929183b017a65c39/FLAGbf2a11454 [2024-11-08 22:09:14,631 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/bin/ukojak-verify-ImItNfHLgk/data/62612fafd/3fab89030e1d4c17929183b017a65c39 [2024-11-08 22:09:14,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:09:14,635 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:09:14,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:09:14,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:09:14,645 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:09:14,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:09:14" (1/1) ... [2024-11-08 22:09:14,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ebc422 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:14, skipping insertion in model container [2024-11-08 22:09:14,649 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:09:14" (1/1) ... [2024-11-08 22:09:14,685 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:09:14,887 WARN L250 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_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/sv-benchmarks/c/combinations/gcd_2+newton_3_1.i[1226,1239] [2024-11-08 22:09:14,919 WARN L250 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_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/sv-benchmarks/c/combinations/gcd_2+newton_3_1.i[2862,2875] [2024-11-08 22:09:14,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:09:14,931 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:09:14,945 WARN L250 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_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/sv-benchmarks/c/combinations/gcd_2+newton_3_1.i[1226,1239] [2024-11-08 22:09:14,958 WARN L250 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_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/sv-benchmarks/c/combinations/gcd_2+newton_3_1.i[2862,2875] [2024-11-08 22:09:14,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:09:14,976 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:09:14,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:14 WrapperNode [2024-11-08 22:09:14,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:09:14,978 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:09:14,979 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:09:14,979 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:09:14,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:14" (1/1) ... [2024-11-08 22:09:14,995 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:14" (1/1) ... [2024-11-08 22:09:15,020 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 90 [2024-11-08 22:09:15,021 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:09:15,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:09:15,023 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:09:15,023 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:09:15,034 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:14" (1/1) ... [2024-11-08 22:09:15,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:14" (1/1) ... [2024-11-08 22:09:15,036 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:14" (1/1) ... [2024-11-08 22:09:15,037 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:14" (1/1) ... [2024-11-08 22:09:15,043 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:14" (1/1) ... [2024-11-08 22:09:15,055 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:14" (1/1) ... [2024-11-08 22:09:15,057 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:14" (1/1) ... [2024-11-08 22:09:15,058 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:14" (1/1) ... [2024-11-08 22:09:15,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:09:15,065 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:09:15,066 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:09:15,066 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:09:15,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:09:14" (1/1) ... [2024-11-08 22:09:15,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:09:15,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:09:15,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:09:15,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d0670b-e6b5-4f44-97db-002c6cd2ce6e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:09:15,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:09:15,135 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-08 22:09:15,135 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-08 22:09:15,135 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-08 22:09:15,136 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-08 22:09:15,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:09:15,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:09:15,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:09:15,215 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:09:15,218 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:09:15,553 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-08 22:09:15,554 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:09:15,647 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:09:15,651 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:09:15,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:09:15 BoogieIcfgContainer [2024-11-08 22:09:15,651 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:09:15,652 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:09:15,652 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:09:15,665 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:09:15,665 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:09:15" (1/1) ... [2024-11-08 22:09:15,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:09:15,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:15,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2024-11-08 22:09:15,746 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2024-11-08 22:09:15,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:09:15,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:15,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:09:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:16,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:09:16,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:16,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2024-11-08 22:09:16,228 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2024-11-08 22:09:16,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:09:16,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:16,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:09:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:16,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:09:16,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:16,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2024-11-08 22:09:16,350 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2024-11-08 22:09:16,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:09:16,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:16,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:09:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:16,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:09:17,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:17,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2024-11-08 22:09:17,440 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2024-11-08 22:09:17,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:09:17,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:17,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:09:17,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:18,859 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:09:20,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:20,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 43 states and 58 transitions. [2024-11-08 22:09:20,554 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2024-11-08 22:09:20,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:09:20,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:20,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:09:20,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:23,608 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:09:24,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:24,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-08 22:09:24,916 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-08 22:09:24,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:09:24,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:24,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:09:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:27,342 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:09:29,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:29,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2024-11-08 22:09:29,713 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2024-11-08 22:09:29,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:09:29,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:29,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:09:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat