./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stk1160--stk1160.ko-entry_point.cil.out.i --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_ad279499-e09c-4961-b3b0-4cceee13bc47/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad279499-e09c-4961-b3b0-4cceee13bc47/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_ad279499-e09c-4961-b3b0-4cceee13bc47/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad279499-e09c-4961-b3b0-4cceee13bc47/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stk1160--stk1160.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad279499-e09c-4961-b3b0-4cceee13bc47/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_ad279499-e09c-4961-b3b0-4cceee13bc47/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 f0f6d4d806244ea3cd1017e40765f88a5cfdbdb015e9bc282de078894fc197b0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:37:34,444 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:37:34,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad279499-e09c-4961-b3b0-4cceee13bc47/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 20:37:34,570 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:37:34,571 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:37:34,617 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:37:34,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:37:34,619 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:37:34,620 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:37:34,621 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:37:34,621 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:37:34,623 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:37:34,623 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:37:34,623 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:37:34,624 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:37:34,624 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:37:34,624 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:37:34,624 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:37:34,624 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:37:34,624 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:37:34,625 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:37:34,625 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:37:34,626 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:37:34,626 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:37:34,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:34,626 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:37:34,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:37:34,627 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:37:34,627 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:37:34,628 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:37:34,628 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_ad279499-e09c-4961-b3b0-4cceee13bc47/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 -> f0f6d4d806244ea3cd1017e40765f88a5cfdbdb015e9bc282de078894fc197b0 [2024-11-13 20:37:35,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:37:35,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:37:35,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:37:35,025 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:37:35,025 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:37:35,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad279499-e09c-4961-b3b0-4cceee13bc47/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stk1160--stk1160.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-13 20:37:37,189 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:37:38,084 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:37:38,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad279499-e09c-4961-b3b0-4cceee13bc47/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stk1160--stk1160.ko-entry_point.cil.out.i [2024-11-13 20:37:38,156 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad279499-e09c-4961-b3b0-4cceee13bc47/bin/ukojak-verify-EEHR8qb7sm/data/eac1b4814/81a83c114d834935b575afb2e546ba73/FLAGf7aa0be68 [2024-11-13 20:37:38,181 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad279499-e09c-4961-b3b0-4cceee13bc47/bin/ukojak-verify-EEHR8qb7sm/data/eac1b4814/81a83c114d834935b575afb2e546ba73 [2024-11-13 20:37:38,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:37:38,188 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:37:38,192 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:38,192 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:37:38,198 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:37:38,199 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:38" (1/1) ... [2024-11-13 20:37:38,203 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12901563 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:38, skipping insertion in model container [2024-11-13 20:37:38,203 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:38" (1/1) ... [2024-11-13 20:37:38,404 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:37:39,229 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4976] [2024-11-13 20:37:39,584 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_ad279499-e09c-4961-b3b0-4cceee13bc47/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stk1160--stk1160.ko-entry_point.cil.out.i[172166,172179] [2024-11-13 20:37:40,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:40,850 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:37:41,071 WARN L1355 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4976] [2024-11-13 20:37:41,110 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_ad279499-e09c-4961-b3b0-4cceee13bc47/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stk1160--stk1160.ko-entry_point.cil.out.i[172166,172179] [2024-11-13 20:37:41,210 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6560] [2024-11-13 20:37:41,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:41,964 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:37:41,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41 WrapperNode [2024-11-13 20:37:41,966 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:41,967 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:41,967 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:37:41,967 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:37:41,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:42,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:44,673 INFO L138 Inliner]: procedures = 249, calls = 5536, calls flagged for inlining = 130, calls inlined = 130, statements flattened = 11205 [2024-11-13 20:37:44,673 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:44,678 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:37:44,678 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:37:44,678 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:37:44,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:44,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:46,288 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:46,292 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:49,150 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:49,203 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:49,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:49,322 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:49,425 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:37:49,428 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:37:49,429 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:37:49,429 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:37:49,430 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:49,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:49,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad279499-e09c-4961-b3b0-4cceee13bc47/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:37:49,478 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad279499-e09c-4961-b3b0-4cceee13bc47/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:37:49,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad279499-e09c-4961-b3b0-4cceee13bc47/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:37:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-11-13 20:37:49,530 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-11-13 20:37:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_reset_ac97 [2024-11-13 20:37:49,530 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_reset_ac97 [2024-11-13 20:37:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_ops_wait_finish [2024-11-13 20:37:49,531 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_ops_wait_finish [2024-11-13 20:37:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_poll [2024-11-13 20:37:49,531 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_poll [2024-11-13 20:37:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-13 20:37:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-13 20:37:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-13 20:37:49,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-13 20:37:49,532 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2024-11-13 20:37:49,533 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2024-11-13 20:37:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2024-11-13 20:37:49,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2024-11-13 20:37:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_mmap [2024-11-13 20:37:49,533 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_mmap [2024-11-13 20:37:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure start_streaming [2024-11-13 20:37:49,534 INFO L138 BoogieDeclarations]: Found implementation of procedure start_streaming [2024-11-13 20:37:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-13 20:37:49,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-13 20:37:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_is_busy [2024-11-13 20:37:49,535 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_is_busy [2024-11-13 20:37:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_clear_queue [2024-11-13 20:37:49,535 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_clear_queue [2024-11-13 20:37:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2024-11-13 20:37:49,536 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2024-11-13 20:37:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_cancel_isoc [2024-11-13 20:37:49,536 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_cancel_isoc [2024-11-13 20:37:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-13 20:37:49,536 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-13 20:37:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-13 20:37:49,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-13 20:37:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2024-11-13 20:37:49,537 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2024-11-13 20:37:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-13 20:37:49,538 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-13 20:37:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:37:49,539 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:37:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_select_input [2024-11-13 20:37:49,539 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_select_input [2024-11-13 20:37:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___3 [2024-11-13 20:37:49,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___3 [2024-11-13 20:37:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-13 20:37:49,540 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-13 20:37:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2024-11-13 20:37:49,540 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2024-11-13 20:37:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_2 [2024-11-13 20:37:49,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_2 [2024-11-13 20:37:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:37:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_free_isoc [2024-11-13 20:37:49,540 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_free_isoc [2024-11-13 20:37:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 20:37:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_12 [2024-11-13 20:37:49,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_12 [2024-11-13 20:37:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2024-11-13 20:37:49,540 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2024-11-13 20:37:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-13 20:37:49,541 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-13 20:37:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2024-11-13 20:37:49,541 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2024-11-13 20:37:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:37:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 20:37:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-13 20:37:49,544 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-13 20:37:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_write_reg [2024-11-13 20:37:49,544 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_write_reg [2024-11-13 20:37:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-13 20:37:49,544 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-13 20:37:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-13 20:37:49,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-13 20:37:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-13 20:37:49,544 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-13 20:37:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-13 20:37:49,544 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-13 20:37:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-13 20:37:49,544 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-13 20:37:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-13 20:37:49,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-13 20:37:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_i2c_busy_wait [2024-11-13 20:37:49,545 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_i2c_busy_wait [2024-11-13 20:37:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~v4l2_std_id~0~TO~int [2024-11-13 20:37:49,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~v4l2_std_id~0~TO~int [2024-11-13 20:37:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2024-11-13 20:37:49,545 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2024-11-13 20:37:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_probe [2024-11-13 20:37:49,545 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_probe [2024-11-13 20:37:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-13 20:37:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-13 20:37:49,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-13 20:37:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2024-11-13 20:37:49,545 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2024-11-13 20:37:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-13 20:37:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-13 20:37:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2024-11-13 20:37:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2024-11-13 20:37:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_ops_wait_prepare [2024-11-13 20:37:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_ops_wait_prepare [2024-11-13 20:37:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2024-11-13 20:37:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2024-11-13 20:37:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-13 20:37:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-13 20:37:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 20:37:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-13 20:37:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-13 20:37:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:37:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-13 20:37:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-13 20:37:49,547 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-13 20:37:49,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-13 20:37:49,547 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_read_reg [2024-11-13 20:37:49,547 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_read_reg [2024-11-13 20:37:49,547 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-13 20:37:49,550 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-13 20:37:49,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:37:49,550 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2024-11-13 20:37:49,551 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2024-11-13 20:37:49,552 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_set_std [2024-11-13 20:37:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_set_std [2024-11-13 20:37:49,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-13 20:37:49,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-13 20:37:49,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 20:37:49,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:37:49,553 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_start_streaming [2024-11-13 20:37:49,553 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_start_streaming [2024-11-13 20:37:49,553 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_i2c_unregister [2024-11-13 20:37:49,555 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_i2c_unregister [2024-11-13 20:37:49,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-13 20:37:49,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-13 20:37:49,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 20:37:49,556 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_uninit_isoc [2024-11-13 20:37:49,556 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_uninit_isoc [2024-11-13 20:37:49,556 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-13 20:37:49,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-13 20:37:49,556 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2024-11-13 20:37:49,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2024-11-13 20:37:49,556 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2024-11-13 20:37:49,556 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2024-11-13 20:37:49,556 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2024-11-13 20:37:49,557 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2024-11-13 20:37:49,557 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_queue [2024-11-13 20:37:49,557 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_queue [2024-11-13 20:37:49,557 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_log_status [2024-11-13 20:37:49,557 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_log_status [2024-11-13 20:37:49,557 INFO L130 BoogieDeclarations]: Found specification of procedure print_err_status [2024-11-13 20:37:49,557 INFO L138 BoogieDeclarations]: Found implementation of procedure print_err_status [2024-11-13 20:37:49,557 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2024-11-13 20:37:49,557 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2024-11-13 20:37:49,557 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2024-11-13 20:37:49,557 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2024-11-13 20:37:49,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2024-11-13 20:37:49,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2024-11-13 20:37:49,557 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-13 20:37:49,557 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-13 20:37:49,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:37:49,558 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_disconnect [2024-11-13 20:37:49,558 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_disconnect [2024-11-13 20:37:49,558 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_isoc_irq [2024-11-13 20:37:49,558 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_isoc_irq [2024-11-13 20:37:49,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:37:49,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:37:51,158 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:37:51,162 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:37:52,266 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-13 20:39:10,679 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___3FINAL: assume true; [2024-11-13 20:39:59,199 INFO L? ?]: Removed 2125 outVars from TransFormulas that were not future-live. [2024-11-13 20:39:59,200 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:40:01,602 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:40:01,602 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 20:40:01,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:40:01 BoogieIcfgContainer [2024-11-13 20:40:01,603 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:40:01,604 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:40:01,606 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:40:01,620 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:40:01,621 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:40:01" (1/1) ... [2024-11-13 20:40:01,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:40:01,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:40:01,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1157 states and 1694 transitions. [2024-11-13 20:40:01,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1694 transitions. [2024-11-13 20:40:01,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:40:01,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:40:01,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:41:42,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:41:45,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:41:56,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:41:57,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:41:58,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:41:58,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1167 states and 1729 transitions. [2024-11-13 20:41:58,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1729 transitions. [2024-11-13 20:41:58,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:41:58,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:41:58,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:43:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:25,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:43:25,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:25,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1168 states and 1730 transitions. [2024-11-13 20:43:25,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1730 transitions. [2024-11-13 20:43:25,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:43:25,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:25,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:44:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:52,170 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 20:44:52,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:52,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1169 states and 1731 transitions. [2024-11-13 20:44:52,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1731 transitions. [2024-11-13 20:44:52,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:44:52,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:52,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:46:19,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:24,571 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:46:29,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:46:29,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1181 states and 1774 transitions. [2024-11-13 20:46:29,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1774 transitions. [2024-11-13 20:46:29,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:46:29,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:46:29,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:47:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:57,456 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 20:47:57,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:57,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1182 states and 1775 transitions. [2024-11-13 20:47:57,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1775 transitions. [2024-11-13 20:47:57,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:47:57,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:57,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:49:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:49:19,168 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:49:30,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:49:31,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:49:39,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:49:39,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1199 states and 1831 transitions. [2024-11-13 20:49:39,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1831 transitions. [2024-11-13 20:49:39,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:49:39,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:49:39,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:51:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:51:04,534 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:51:04,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:51:04,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1200 states and 1832 transitions. [2024-11-13 20:51:04,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1832 transitions. [2024-11-13 20:51:04,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:51:04,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:51:04,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms