./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_1fe4335c-89c1-4518-8aa6-5e007574ee11/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fe4335c-89c1-4518-8aa6-5e007574ee11/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_1fe4335c-89c1-4518-8aa6-5e007574ee11/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fe4335c-89c1-4518-8aa6-5e007574ee11/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fe4335c-89c1-4518-8aa6-5e007574ee11/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fe4335c-89c1-4518-8aa6-5e007574ee11/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 64bit --witnessprinter.graph.data.programhash 4b418a847569c2fdb13e49f0158439b90c8dabf7cf2f41b74c1e9948cb252ab6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:41:32,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:41:32,991 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fe4335c-89c1-4518-8aa6-5e007574ee11/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:41:33,001 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:41:33,006 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:41:33,031 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:41:33,032 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:41:33,033 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:41:33,034 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:41:33,035 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:41:33,035 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:41:33,036 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:41:33,037 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:41:33,038 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:41:33,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:41:33,039 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:41:33,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:41:33,040 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:41:33,041 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:41:33,041 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:41:33,042 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:41:33,050 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:41:33,051 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:41:33,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:33,052 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:41:33,053 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:41:33,053 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:41:33,054 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:41:33,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:41:33,055 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:41:33,056 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_1fe4335c-89c1-4518-8aa6-5e007574ee11/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fe4335c-89c1-4518-8aa6-5e007574ee11/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b418a847569c2fdb13e49f0158439b90c8dabf7cf2f41b74c1e9948cb252ab6 [2023-11-19 03:41:33,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:41:33,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:41:33,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:41:33,352 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:41:33,353 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:41:33,355 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fe4335c-89c1-4518-8aa6-5e007574ee11/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i [2023-11-19 03:41:36,440 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:41:37,132 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:41:37,132 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fe4335c-89c1-4518-8aa6-5e007574ee11/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i [2023-11-19 03:41:37,179 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fe4335c-89c1-4518-8aa6-5e007574ee11/bin/ukojak-verify-G8NBE6pJGL/data/8c37cd83c/59d71b1f25f34f3e86b8ccc11ad00ae3/FLAG75037ac13 [2023-11-19 03:41:37,201 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fe4335c-89c1-4518-8aa6-5e007574ee11/bin/ukojak-verify-G8NBE6pJGL/data/8c37cd83c/59d71b1f25f34f3e86b8ccc11ad00ae3 [2023-11-19 03:41:37,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:41:37,210 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:41:37,213 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:37,214 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:41:37,219 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:41:37,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:37" (1/1) ... [2023-11-19 03:41:37,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e43f6c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:37, skipping insertion in model container [2023-11-19 03:41:37,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:37" (1/1) ... [2023-11-19 03:41:37,389 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:41:39,177 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_1fe4335c-89c1-4518-8aa6-5e007574ee11/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i[235755,235768] [2023-11-19 03:41:39,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:39,388 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:41:39,834 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_1fe4335c-89c1-4518-8aa6-5e007574ee11/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point.cil.out.i[235755,235768] [2023-11-19 03:41:39,860 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:39,977 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:41:39,986 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:41:39,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:39 WrapperNode [2023-11-19 03:41:39,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:39,989 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:39,989 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:41:39,989 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:41:39,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:39" (1/1) ... [2023-11-19 03:41:40,186 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:39" (1/1) ... [2023-11-19 03:41:40,458 INFO L138 Inliner]: procedures = 223, calls = 2733, calls flagged for inlining = 70, calls inlined = 65, statements flattened = 5597 [2023-11-19 03:41:40,458 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:40,459 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:41:40,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:41:40,460 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:41:40,471 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:39" (1/1) ... [2023-11-19 03:41:40,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:39" (1/1) ... [2023-11-19 03:41:40,552 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:39" (1/1) ... [2023-11-19 03:41:40,553 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:39" (1/1) ... [2023-11-19 03:41:40,720 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:39" (1/1) ... [2023-11-19 03:41:40,753 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:39" (1/1) ... [2023-11-19 03:41:40,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:39" (1/1) ... [2023-11-19 03:41:40,828 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:39" (1/1) ... [2023-11-19 03:41:40,879 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:41:40,881 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:41:40,881 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:41:40,882 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:41:40,883 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:39" (1/1) ... [2023-11-19 03:41:40,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:40,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fe4335c-89c1-4518-8aa6-5e007574ee11/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:41:40,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fe4335c-89c1-4518-8aa6-5e007574ee11/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:41:40,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fe4335c-89c1-4518-8aa6-5e007574ee11/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:41:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 03:41:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 03:41:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_in_callback [2023-11-19 03:41:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_in_callback [2023-11-19 03:41:40,979 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-19 03:41:40,979 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-19 03:41:40,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 03:41:40,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 03:41:40,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 03:41:40,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 03:41:40,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 03:41:40,981 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 03:41:40,982 INFO L130 BoogieDeclarations]: Found specification of procedure ti_throttle [2023-11-19 03:41:40,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_throttle [2023-11-19 03:41:40,982 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_tiocmiwait [2023-11-19 03:41:40,982 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_tiocmiwait [2023-11-19 03:41:40,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 03:41:40,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 03:41:40,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_td_open_close_lock_of_ti_device [2023-11-19 03:41:40,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_td_open_close_lock_of_ti_device [2023-11-19 03:41:40,984 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_out_callback [2023-11-19 03:41:40,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_out_callback [2023-11-19 03:41:40,986 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2023-11-19 03:41:40,986 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2023-11-19 03:41:40,986 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_get_icount [2023-11-19 03:41:40,987 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_get_icount [2023-11-19 03:41:40,987 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_mcr [2023-11-19 03:41:40,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_mcr [2023-11-19 03:41:40,987 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 03:41:40,987 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 03:41:40,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 03:41:40,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 03:41:40,989 INFO L130 BoogieDeclarations]: Found specification of procedure ti_startup [2023-11-19 03:41:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_startup [2023-11-19 03:41:40,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:41:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:41:40,990 INFO L130 BoogieDeclarations]: Found specification of procedure ti_ioctl [2023-11-19 03:41:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_ioctl [2023-11-19 03:41:40,992 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:41:40,992 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:41:40,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_2 [2023-11-19 03:41:40,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_2 [2023-11-19 03:41:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2023-11-19 03:41:40,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2023-11-19 03:41:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmget [2023-11-19 03:41:40,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmget [2023-11-19 03:41:40,994 INFO L130 BoogieDeclarations]: Found specification of procedure ti_port_remove [2023-11-19 03:41:40,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_port_remove [2023-11-19 03:41:40,995 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2023-11-19 03:41:40,995 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2023-11-19 03:41:40,995 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 03:41:40,995 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 03:41:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure ti_port_probe [2023-11-19 03:41:40,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_port_probe [2023-11-19 03:41:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:41:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 03:41:40,996 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2023-11-19 03:41:40,997 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2023-11-19 03:41:40,997 INFO L130 BoogieDeclarations]: Found specification of procedure ti_break [2023-11-19 03:41:40,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_break [2023-11-19 03:41:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16s [2023-11-19 03:41:40,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16s [2023-11-19 03:41:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:41:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tx_empty [2023-11-19 03:41:40,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tx_empty [2023-11-19 03:41:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 03:41:40,999 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 03:41:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2023-11-19 03:41:41,000 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2023-11-19 03:41:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:41:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write [2023-11-19 03:41:41,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write [2023-11-19 03:41:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:41:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure ti_restart_read [2023-11-19 03:41:41,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_restart_read [2023-11-19 03:41:41,004 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 03:41:41,004 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 03:41:41,005 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-11-19 03:41:41,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-11-19 03:41:41,005 INFO L130 BoogieDeclarations]: Found specification of procedure ti_release [2023-11-19 03:41:41,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_release [2023-11-19 03:41:41,005 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 03:41:41,006 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 03:41:41,006 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 03:41:41,006 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 03:41:41,007 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-19 03:41:41,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-19 03:41:41,008 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-19 03:41:41,008 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-19 03:41:41,008 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2023-11-19 03:41:41,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2023-11-19 03:41:41,008 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 03:41:41,009 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 03:41:41,009 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2023-11-19 03:41:41,009 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2023-11-19 03:41:41,009 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2023-11-19 03:41:41,009 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2023-11-19 03:41:41,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 03:41:41,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:41:41,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:41:41,011 INFO L130 BoogieDeclarations]: Found specification of procedure ti_command_out_sync [2023-11-19 03:41:41,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_command_out_sync [2023-11-19 03:41:41,012 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-19 03:41:41,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-19 03:41:41,012 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-19 03:41:41,012 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-19 03:41:41,012 INFO L130 BoogieDeclarations]: Found specification of procedure ti_open [2023-11-19 03:41:41,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_open [2023-11-19 03:41:41,013 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmset [2023-11-19 03:41:41,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmset [2023-11-19 03:41:41,013 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 03:41:41,013 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 03:41:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:41:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-19 03:41:41,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-19 03:41:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_byte [2023-11-19 03:41:41,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_byte [2023-11-19 03:41:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure ti_chars_in_buffer [2023-11-19 03:41:41,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_chars_in_buffer [2023-11-19 03:41:41,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 03:41:41,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 03:41:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_room [2023-11-19 03:41:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_room [2023-11-19 03:41:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 03:41:41,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 03:41:41,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:41:41,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 03:41:41,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 03:41:41,017 INFO L130 BoogieDeclarations]: Found specification of procedure ti_interrupt_callback [2023-11-19 03:41:41,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_interrupt_callback [2023-11-19 03:41:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:41:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 03:41:41,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 03:41:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:41:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure ti_close [2023-11-19 03:41:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_close [2023-11-19 03:41:41,020 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-19 03:41:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-19 03:41:41,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_td_open_close_lock_of_ti_device [2023-11-19 03:41:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_td_open_close_lock_of_ti_device [2023-11-19 03:41:41,021 INFO L130 BoogieDeclarations]: Found specification of procedure ti_unthrottle [2023-11-19 03:41:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_unthrottle [2023-11-19 03:41:41,021 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-19 03:41:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-19 03:41:41,022 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2023-11-19 03:41:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2023-11-19 03:41:41,022 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 03:41:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 03:41:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure ti_send [2023-11-19 03:41:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_send [2023-11-19 03:41:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:41:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_termios [2023-11-19 03:41:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_termios [2023-11-19 03:41:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2023-11-19 03:41:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2023-11-19 03:41:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:41:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:41:41,919 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:41:41,934 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:41:43,223 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 03:41:49,577 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:41:51,713 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:41:51,713 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:41:51,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:51 BoogieIcfgContainer [2023-11-19 03:41:51,727 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:41:51,728 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:41:51,729 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:41:51,740 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:41:51,740 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:51" (1/1) ... [2023-11-19 03:41:51,750 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:41:51,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:51,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 1392 states and 2119 transitions. [2023-11-19 03:41:51,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 2119 transitions. [2023-11-19 03:41:51,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-19 03:41:51,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:51,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:55,658 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 787 trivial. 0 not checked. [2023-11-19 03:42:05,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:42:06,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:06,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1397 states and 2223 transitions. [2023-11-19 03:42:06,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 2223 transitions. [2023-11-19 03:42:06,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-19 03:42:06,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:06,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:08,803 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 787 trivial. 0 not checked. [2023-11-19 03:42:10,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:10,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 1407 states and 2343 transitions. [2023-11-19 03:42:10,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 2343 transitions. [2023-11-19 03:42:10,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-19 03:42:10,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:10,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:12,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:12,713 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 787 trivial. 0 not checked. [2023-11-19 03:42:14,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:42:15,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:15,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 1418 states and 2464 transitions. [2023-11-19 03:42:15,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 2464 transitions. [2023-11-19 03:42:15,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-19 03:42:15,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:15,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:18,025 INFO L134 CoverageAnalysis]: Checked inductivity of 789 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 789 trivial. 0 not checked. [2023-11-19 03:42:18,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:18,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 1419 states and 2465 transitions. [2023-11-19 03:42:18,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2465 transitions. [2023-11-19 03:42:18,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-19 03:42:18,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:18,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:21,081 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 787 trivial. 0 not checked.