./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.firewire_tree.5.prop2-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8923936-3eaf-49e6-ba45-f6c3ca59caea/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8923936-3eaf-49e6-ba45-f6c3ca59caea/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8923936-3eaf-49e6-ba45-f6c3ca59caea/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8923936-3eaf-49e6-ba45-f6c3ca59caea/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.firewire_tree.5.prop2-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8923936-3eaf-49e6-ba45-f6c3ca59caea/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8923936-3eaf-49e6-ba45-f6c3ca59caea/bin/ukojak-verify-EEHR8qb7sm --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 64bit --witnessprinter.graph.data.programhash 6e9daf1ad2cea1d973bc45eb90edeaa86b63f18f47a0ec90e282d7fa526a2513 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:08:54,338 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:08:54,432 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8923936-3eaf-49e6-ba45-f6c3ca59caea/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 23:08:54,439 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:08:54,443 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:08:54,480 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:08:54,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:08:54,481 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:08:54,481 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:08:54,482 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:08:54,482 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:08:54,482 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:08:54,482 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:08:54,482 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:08:54,482 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:08:54,483 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:08:54,483 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:08:54,483 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:08:54,483 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:08:54,483 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:08:54,483 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:08:54,484 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:08:54,484 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:08:54,484 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:08:54,484 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:08:54,484 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:08:54,484 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:08:54,484 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:08:54,484 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:08:54,484 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:08:54,485 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_e8923936-3eaf-49e6-ba45-f6c3ca59caea/bin/ukojak-verify-EEHR8qb7sm 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e9daf1ad2cea1d973bc45eb90edeaa86b63f18f47a0ec90e282d7fa526a2513 [2024-11-13 23:08:54,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:08:54,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:08:54,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:08:54,899 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:08:54,902 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:08:54,903 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8923936-3eaf-49e6-ba45-f6c3ca59caea/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.firewire_tree.5.prop2-back-serstep.c Unable to find full path for "g++" [2024-11-13 23:08:56,977 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:08:58,730 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:08:58,733 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8923936-3eaf-49e6-ba45-f6c3ca59caea/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.firewire_tree.5.prop2-back-serstep.c [2024-11-13 23:08:58,961 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8923936-3eaf-49e6-ba45-f6c3ca59caea/bin/ukojak-verify-EEHR8qb7sm/data/4deb156fa/9e4cf7ab750f492a866bf127c8501222/FLAG1192d7ae7 [2024-11-13 23:08:59,064 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8923936-3eaf-49e6-ba45-f6c3ca59caea/bin/ukojak-verify-EEHR8qb7sm/data/4deb156fa/9e4cf7ab750f492a866bf127c8501222 [2024-11-13 23:08:59,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:08:59,068 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:08:59,070 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:08:59,070 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:08:59,075 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:08:59,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:59" (1/1) ... [2024-11-13 23:08:59,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72499d74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:59, skipping insertion in model container [2024-11-13 23:08:59,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:59" (1/1) ... [2024-11-13 23:08:59,803 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:09:00,888 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_e8923936-3eaf-49e6-ba45-f6c3ca59caea/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.firewire_tree.5.prop2-back-serstep.c[1181,1194] [2024-11-13 23:09:07,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:09:07,442 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:09:07,455 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_e8923936-3eaf-49e6-ba45-f6c3ca59caea/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.firewire_tree.5.prop2-back-serstep.c[1181,1194] [2024-11-13 23:09:12,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:09:12,117 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:09:12,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:12 WrapperNode [2024-11-13 23:09:12,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:09:12,119 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:09:12,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:09:12,120 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:09:12,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:12" (1/1) ... [2024-11-13 23:09:14,013 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:12" (1/1) ...