./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.firewire_tree.5.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_2ccc81c8-7b6a-442d-8bd9-260e51f76bdf/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ccc81c8-7b6a-442d-8bd9-260e51f76bdf/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ccc81c8-7b6a-442d-8bd9-260e51f76bdf/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ccc81c8-7b6a-442d-8bd9-260e51f76bdf/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.firewire_tree.5.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ccc81c8-7b6a-442d-8bd9-260e51f76bdf/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ccc81c8-7b6a-442d-8bd9-260e51f76bdf/bin/ukojak-verify-0OAaufAVZV --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 2b030325ffd6ab6d140b52f61e6751a0e6817fbb80bf57dc6bd6fb6de02225ff --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:41:20,497 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:41:20,572 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ccc81c8-7b6a-442d-8bd9-260e51f76bdf/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-11 23:41:20,577 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:41:20,578 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:41:20,601 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:41:20,602 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:41:20,603 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:41:20,604 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:41:20,605 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:41:20,605 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:41:20,606 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:41:20,607 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:41:20,607 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:41:20,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:41:20,608 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:41:20,609 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:41:20,610 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:41:20,610 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:41:20,611 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:41:20,611 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:41:20,612 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:41:20,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:20,613 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:41:20,614 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:41:20,614 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:41:20,615 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:41:20,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:41:20,616 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:41:20,616 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_2ccc81c8-7b6a-442d-8bd9-260e51f76bdf/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ccc81c8-7b6a-442d-8bd9-260e51f76bdf/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b030325ffd6ab6d140b52f61e6751a0e6817fbb80bf57dc6bd6fb6de02225ff [2023-11-11 23:41:20,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:41:20,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:41:20,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:41:20,949 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:41:20,950 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:41:20,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ccc81c8-7b6a-442d-8bd9-260e51f76bdf/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.firewire_tree.5.prop1-func-interl.c [2023-11-11 23:41:24,217 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:41:26,230 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:41:26,231 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ccc81c8-7b6a-442d-8bd9-260e51f76bdf/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.firewire_tree.5.prop1-func-interl.c [2023-11-11 23:41:26,493 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ccc81c8-7b6a-442d-8bd9-260e51f76bdf/bin/ukojak-verify-0OAaufAVZV/data/4bec57f05/3a355d332580442aa4fa44256bf1c62f/FLAGf83c71140 [2023-11-11 23:41:26,509 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ccc81c8-7b6a-442d-8bd9-260e51f76bdf/bin/ukojak-verify-0OAaufAVZV/data/4bec57f05/3a355d332580442aa4fa44256bf1c62f [2023-11-11 23:41:26,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:41:26,513 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:41:26,515 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:26,515 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:41:26,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:41:26,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:26" (1/1) ... [2023-11-11 23:41:26,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31982f4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:26, skipping insertion in model container [2023-11-11 23:41:26,523 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:26" (1/1) ... [2023-11-11 23:41:27,506 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:41:28,549 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_2ccc81c8-7b6a-442d-8bd9-260e51f76bdf/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.firewire_tree.5.prop1-func-interl.c[1180,1193] [2023-11-11 23:41:36,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:36,465 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:41:36,478 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_2ccc81c8-7b6a-442d-8bd9-260e51f76bdf/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.firewire_tree.5.prop1-func-interl.c[1180,1193] [2023-11-11 23:41:41,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:41,785 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:41:41,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:41 WrapperNode [2023-11-11 23:41:41,786 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:41,788 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:41,788 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:41:41,788 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:41:41,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:41" (1/1) ... [2023-11-11 23:41:44,034 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:41" (1/1) ...