./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--net--wireless--p54--p54usb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_23323ef2-81a6-4907-aa0e-65ad7912a929/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23323ef2-81a6-4907-aa0e-65ad7912a929/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23323ef2-81a6-4907-aa0e-65ad7912a929/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23323ef2-81a6-4907-aa0e-65ad7912a929/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23323ef2-81a6-4907-aa0e-65ad7912a929/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23323ef2-81a6-4907-aa0e-65ad7912a929/bin/ukojak-verify-afCqCEvfdi --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 57d203c2bb9e5fb46a500992932f18e1bc69473edc196ab4ca3ccbbd153a7dab --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:05,853 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:05,966 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23323ef2-81a6-4907-aa0e-65ad7912a929/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 23:07:05,980 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:07:05,981 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:07:06,024 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:06,026 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:06,027 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:06,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:06,033 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:06,035 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:06,035 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:06,036 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:06,038 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:06,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:06,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:06,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:06,039 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:06,040 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:06,041 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:06,041 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:06,042 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:06,043 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:06,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:06,046 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:06,046 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:06,047 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:06,047 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:07:06,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:07:06,048 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:06,050 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_23323ef2-81a6-4907-aa0e-65ad7912a929/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23323ef2-81a6-4907-aa0e-65ad7912a929/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57d203c2bb9e5fb46a500992932f18e1bc69473edc196ab4ca3ccbbd153a7dab [2023-11-24 23:07:06,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:06,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:06,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:06,364 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:06,365 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:06,366 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23323ef2-81a6-4907-aa0e-65ad7912a929/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i [2023-11-24 23:07:09,514 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:10,188 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:10,189 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23323ef2-81a6-4907-aa0e-65ad7912a929/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i [2023-11-24 23:07:10,244 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23323ef2-81a6-4907-aa0e-65ad7912a929/bin/ukojak-verify-afCqCEvfdi/data/0d1216b82/0821609dc6e04026bdf9bd2f37de60d2/FLAGf101c0569 [2023-11-24 23:07:10,262 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23323ef2-81a6-4907-aa0e-65ad7912a929/bin/ukojak-verify-afCqCEvfdi/data/0d1216b82/0821609dc6e04026bdf9bd2f37de60d2 [2023-11-24 23:07:10,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:10,270 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:10,274 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:10,274 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:10,280 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:10,281 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:10" (1/1) ... [2023-11-24 23:07:10,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39d0c93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:10, skipping insertion in model container [2023-11-24 23:07:10,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:10" (1/1) ... [2023-11-24 23:07:10,475 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:12,127 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_23323ef2-81a6-4907-aa0e-65ad7912a929/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i[258961,258974] [2023-11-24 23:07:12,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:12,409 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:12,727 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_23323ef2-81a6-4907-aa0e-65ad7912a929/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--p54--p54usb.ko-entry_point.cil.out.i[258961,258974] [2023-11-24 23:07:12,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:12,879 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:12,887 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:12,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:12 WrapperNode [2023-11-24 23:07:12,888 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:12,890 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:12,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:12,890 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:12,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:12" (1/1) ... [2023-11-24 23:07:12,986 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:12" (1/1) ... [2023-11-24 23:07:13,211 INFO L138 Inliner]: procedures = 217, calls = 1704, calls flagged for inlining = 76, calls inlined = 53, statements flattened = 3757 [2023-11-24 23:07:13,212 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:13,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:13,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:13,214 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:13,225 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:12" (1/1) ... [2023-11-24 23:07:13,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:12" (1/1) ... [2023-11-24 23:07:13,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:12" (1/1) ... [2023-11-24 23:07:13,276 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:12" (1/1) ... [2023-11-24 23:07:13,417 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:12" (1/1) ... [2023-11-24 23:07:13,441 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:12" (1/1) ... [2023-11-24 23:07:13,462 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:12" (1/1) ... [2023-11-24 23:07:13,481 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:12" (1/1) ... [2023-11-24 23:07:13,507 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:13,508 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:13,509 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:13,509 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:13,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:12" (1/1) ... [2023-11-24 23:07:13,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:13,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23323ef2-81a6-4907-aa0e-65ad7912a929/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:13,542 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23323ef2-81a6-4907-aa0e-65ad7912a929/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:13,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23323ef2-81a6-4907-aa0e-65ad7912a929/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:13,595 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-24 23:07:13,595 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-24 23:07:13,595 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-24 23:07:13,596 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-24 23:07:13,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:07:13,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:07:13,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:07:13,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:07:13,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:07:13,598 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:07:13,598 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2023-11-24 23:07:13,599 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2023-11-24 23:07:13,599 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2023-11-24 23:07:13,599 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2023-11-24 23:07:13,599 INFO L130 BoogieDeclarations]: Found specification of procedure p54_free_common [2023-11-24 23:07:13,599 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_free_common [2023-11-24 23:07:13,600 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_stop [2023-11-24 23:07:13,600 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_stop [2023-11-24 23:07:13,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:07:13,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:07:13,600 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-11-24 23:07:13,602 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-11-24 23:07:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-24 23:07:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-24 23:07:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:07:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:07:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:07:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:07:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-24 23:07:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-24 23:07:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-24 23:07:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-24 23:07:13,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:07:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:07:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure p54_find_type [2023-11-24 23:07:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure p54_find_type [2023-11-24 23:07:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2023-11-24 23:07:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2023-11-24 23:07:13,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:13,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:07:13,608 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_open [2023-11-24 23:07:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_open [2023-11-24 23:07:13,609 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 23:07:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 23:07:13,610 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-24 23:07:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-24 23:07:13,610 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2023-11-24 23:07:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2023-11-24 23:07:13,610 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_post_reset [2023-11-24 23:07:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_post_reset [2023-11-24 23:07:13,611 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-11-24 23:07:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-11-24 23:07:13,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:07:13,611 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-24 23:07:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-24 23:07:13,612 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_disconnect [2023-11-24 23:07:13,612 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_disconnect [2023-11-24 23:07:13,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:07:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2023-11-24 23:07:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2023-11-24 23:07:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:07:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-11-24 23:07:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-11-24 23:07:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:07:13,614 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:07:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-24 23:07:13,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-24 23:07:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:07:13,615 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:07:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-24 23:07:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-24 23:07:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:07:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_pre_reset [2023-11-24 23:07:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_pre_reset [2023-11-24 23:07:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:07:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:07:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-24 23:07:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-24 23:07:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:07:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_read [2023-11-24 23:07:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_read [2023-11-24 23:07:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_write [2023-11-24 23:07:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_write [2023-11-24 23:07:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:07:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:07:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:07:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:07:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:07:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev_of_p54u_priv [2023-11-24 23:07:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev_of_p54u_priv [2023-11-24 23:07:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_resume [2023-11-24 23:07:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_resume [2023-11-24 23:07:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:07:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:07:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-24 23:07:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-24 23:07:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2023-11-24 23:07:13,624 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2023-11-24 23:07:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_free_urbs [2023-11-24 23:07:13,624 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_free_urbs [2023-11-24 23:07:13,624 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2023-11-24 23:07:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2023-11-24 23:07:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-24 23:07:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-24 23:07:13,625 INFO L130 BoogieDeclarations]: Found specification of procedure p54u_bulk_msg [2023-11-24 23:07:13,625 INFO L138 BoogieDeclarations]: Found implementation of procedure p54u_bulk_msg [2023-11-24 23:07:13,626 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-24 23:07:13,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-24 23:07:13,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:13,626 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-11-24 23:07:13,626 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-11-24 23:07:13,626 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2023-11-24 23:07:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2023-11-24 23:07:13,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:14,278 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:14,284 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:14,692 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:07:28,230 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:29,201 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:29,202 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:07:29,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:29 BoogieIcfgContainer [2023-11-24 23:07:29,204 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:29,205 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:29,205 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:29,216 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:29,216 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:29" (1/1) ... [2023-11-24 23:07:29,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:07:29,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:29,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 618 states and 884 transitions. [2023-11-24 23:07:29,342 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 884 transitions. [2023-11-24 23:07:29,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:07:29,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:29,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:49,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:49,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:00,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:08:00,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:00,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 623 states and 901 transitions. [2023-11-24 23:08:00,205 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 901 transitions. [2023-11-24 23:08:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:08:00,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:00,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms