./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows 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_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 68ead1e29a6cc769e9e712c81a52de8a551f5275fff71a8b8c48675aa28de434 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:42:19,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:42:19,468 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 01:42:19,472 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:42:19,473 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:42:19,494 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:42:19,495 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:42:19,495 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:42:19,496 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:42:19,497 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:42:19,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:42:19,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:42:19,498 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:42:19,499 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:42:19,499 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:42:19,500 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:42:19,500 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:42:19,501 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:42:19,501 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:42:19,502 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:42:19,503 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:42:19,503 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:42:19,504 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:42:19,504 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:42:19,505 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:42:19,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:42:19,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:42:19,506 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:42:19,506 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:42:19,507 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:42:19,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:42:19,508 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:42:19,508 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_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68ead1e29a6cc769e9e712c81a52de8a551f5275fff71a8b8c48675aa28de434 [2023-12-03 01:42:19,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:42:19,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:42:19,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:42:19,731 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:42:19,732 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:42:19,733 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2023-12-03 01:42:22,528 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:42:23,067 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:42:23,068 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2023-12-03 01:42:23,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/data/b44959194/9273cff866904b3da937cb507147d247/FLAGb1e363b96 [2023-12-03 01:42:23,129 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/data/b44959194/9273cff866904b3da937cb507147d247 [2023-12-03 01:42:23,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:42:23,133 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:42:23,135 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:42:23,135 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:42:23,140 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:42:23,140 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:42:23" (1/1) ... [2023-12-03 01:42:23,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cd975ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:23, skipping insertion in model container [2023-12-03 01:42:23,142 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:42:23" (1/1) ... [2023-12-03 01:42:23,314 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:42:26,832 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:42:26,881 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:42:26,983 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"); [5691] [2023-12-03 01:42:26,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5732] [2023-12-03 01:42:26,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5735] [2023-12-03 01:42:26,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5738] [2023-12-03 01:42:26,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5741] [2023-12-03 01:42:27,428 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:42:27,583 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:42:27,589 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:42:27,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:27 WrapperNode [2023-12-03 01:42:27,590 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:42:27,591 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:42:27,591 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:42:27,591 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:42:27,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:27" (1/1) ... [2023-12-03 01:42:27,708 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:27" (1/1) ... [2023-12-03 01:42:27,933 INFO L138 Inliner]: procedures = 643, calls = 3986, calls flagged for inlining = 294, calls inlined = 195, statements flattened = 6560 [2023-12-03 01:42:27,934 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:42:27,934 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:42:27,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:42:27,935 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:42:27,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:27" (1/1) ... [2023-12-03 01:42:27,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:27" (1/1) ... [2023-12-03 01:42:27,972 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:27" (1/1) ... [2023-12-03 01:42:27,972 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:27" (1/1) ... [2023-12-03 01:42:28,121 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:27" (1/1) ... [2023-12-03 01:42:28,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:27" (1/1) ... [2023-12-03 01:42:28,170 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:27" (1/1) ... [2023-12-03 01:42:28,185 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:27" (1/1) ... [2023-12-03 01:42:28,209 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:42:28,210 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:42:28,210 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:42:28,210 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:42:28,211 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:27" (1/1) ... [2023-12-03 01:42:28,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:42:28,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:42:28,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:42:28,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:42:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-12-03 01:42:28,269 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-12-03 01:42:28,269 INFO L130 BoogieDeclarations]: Found specification of procedure PDEBUG_MODE [2023-12-03 01:42:28,269 INFO L138 BoogieDeclarations]: Found implementation of procedure PDEBUG_MODE [2023-12-03 01:42:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2023-12-03 01:42:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2023-12-03 01:42:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure alt_xfer [2023-12-03 01:42:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_xfer [2023-12-03 01:42:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2023-12-03 01:42:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2023-12-03 01:42:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-03 01:42:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-03 01:42:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure dev_poll [2023-12-03 01:42:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_poll [2023-12-03 01:42:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2023-12-03 01:42:28,272 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2023-12-03 01:42:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2023-12-03 01:42:28,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2023-12-03 01:42:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready_nolock [2023-12-03 01:42:28,272 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready_nolock [2023-12-03 01:42:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2023-12-03 01:42:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2023-12-03 01:42:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready [2023-12-03 01:42:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready [2023-12-03 01:42:28,273 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-12-03 01:42:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-12-03 01:42:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2023-12-03 01:42:28,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2023-12-03 01:42:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2023-12-03 01:42:28,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2023-12-03 01:42:28,274 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_set_alt0 [2023-12-03 01:42:28,274 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_set_alt0 [2023-12-03 01:42:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2023-12-03 01:42:28,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2023-12-03 01:42:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-12-03 01:42:28,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-12-03 01:42:28,275 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2023-12-03 01:42:28,276 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2023-12-03 01:42:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-12-03 01:42:28,276 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-12-03 01:42:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure int_irq [2023-12-03 01:42:28,276 INFO L138 BoogieDeclarations]: Found implementation of procedure int_irq [2023-12-03 01:42:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-12-03 01:42:28,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-12-03 01:42:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2023-12-03 01:42:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2023-12-03 01:42:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_queue_lock_of_gspca_dev [2023-12-03 01:42:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_queue_lock_of_gspca_dev [2023-12-03 01:42:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2023-12-03 01:42:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2023-12-03 01:42:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:42:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_usb_lock_of_gspca_dev [2023-12-03 01:42:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_usb_lock_of_gspca_dev [2023-12-03 01:42:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_stream_off [2023-12-03 01:42:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_stream_off [2023-12-03 01:42:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2023-12-03 01:42:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2023-12-03 01:42:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-12-03 01:42:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_create_urb [2023-12-03 01:42:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_create_urb [2023-12-03 01:42:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timeval [2023-12-03 01:42:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timeval [2023-12-03 01:42:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-12-03 01:42:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-12-03 01:42:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-03 01:42:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2023-12-03 01:42:28,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2023-12-03 01:42:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-12-03 01:42:28,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-12-03 01:42:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2023-12-03 01:42:28,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2023-12-03 01:42:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:42:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2023-12-03 01:42:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2023-12-03 01:42:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-12-03 01:42:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-12-03 01:42:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2023-12-03 01:42:28,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2023-12-03 01:42:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-12-03 01:42:28,282 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-12-03 01:42:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-12-03 01:42:28,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-12-03 01:42:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2023-12-03 01:42:28,282 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2023-12-03 01:42:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2023-12-03 01:42:28,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2023-12-03 01:42:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-12-03 01:42:28,283 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-12-03 01:42:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2023-12-03 01:42:28,283 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2023-12-03 01:42:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2023-12-03 01:42:28,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2023-12-03 01:42:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:42:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2023-12-03 01:42:28,284 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2023-12-03 01:42:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_urbs [2023-12-03 01:42:28,284 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_urbs [2023-12-03 01:42:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:42:28,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-12-03 01:42:28,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-12-03 01:42:28,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:42:28,285 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-12-03 01:42:28,285 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-12-03 01:42:28,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-12-03 01:42:28,285 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-12-03 01:42:28,286 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-12-03 01:42:28,286 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-12-03 01:42:28,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-12-03 01:42:28,286 INFO L130 BoogieDeclarations]: Found specification of procedure dev_open [2023-12-03 01:42:28,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_open [2023-12-03 01:42:28,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_queue_lock_of_gspca_dev [2023-12-03 01:42:28,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_queue_lock_of_gspca_dev [2023-12-03 01:42:28,286 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_close [2023-12-03 01:42:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_close [2023-12-03 01:42:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2023-12-03 01:42:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2023-12-03 01:42:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2023-12-03 01:42:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2023-12-03 01:42:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2023-12-03 01:42:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2023-12-03 01:42:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2023-12-03 01:42:28,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2023-12-03 01:42:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2023-12-03 01:42:28,288 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2023-12-03 01:42:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:42:28,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:42:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 01:42:28,289 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 01:42:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure wxh_to_mode [2023-12-03 01:42:28,289 INFO L138 BoogieDeclarations]: Found implementation of procedure wxh_to_mode [2023-12-03 01:42:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-12-03 01:42:28,289 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-12-03 01:42:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-12-03 01:42:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-03 01:42:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-12-03 01:42:28,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-12-03 01:42:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2023-12-03 01:42:28,290 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2023-12-03 01:42:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure frame_free [2023-12-03 01:42:28,290 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_free [2023-12-03 01:42:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-12-03 01:42:28,291 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-12-03 01:42:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mmap [2023-12-03 01:42:28,291 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mmap [2023-12-03 01:42:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2023-12-03 01:42:28,291 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2023-12-03 01:42:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2023-12-03 01:42:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2023-12-03 01:42:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_init_transfer [2023-12-03 01:42:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_init_transfer [2023-12-03 01:42:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-12-03 01:42:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-12-03 01:42:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 01:42:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 01:42:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2023-12-03 01:42:28,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2023-12-03 01:42:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2023-12-03 01:42:28,293 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2023-12-03 01:42:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2023-12-03 01:42:28,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2023-12-03 01:42:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2023-12-03 01:42:28,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2023-12-03 01:42:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:42:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2023-12-03 01:42:28,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2023-12-03 01:42:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:42:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-12-03 01:42:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-12-03 01:42:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2023-12-03 01:42:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2023-12-03 01:42:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_usb_lock_of_gspca_dev [2023-12-03 01:42:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_usb_lock_of_gspca_dev [2023-12-03 01:42:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_free_coherent [2023-12-03 01:42:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_free_coherent [2023-12-03 01:42:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 01:42:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-12-03 01:42:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-12-03 01:42:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2023-12-03 01:42:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2023-12-03 01:42:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2023-12-03 01:42:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2023-12-03 01:42:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure read_alloc [2023-12-03 01:42:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure read_alloc [2023-12-03 01:42:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2023-12-03 01:42:28,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2023-12-03 01:42:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-12-03 01:42:28,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-12-03 01:42:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2023-12-03 01:42:28,298 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2023-12-03 01:42:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2023-12-03 01:42:28,298 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2023-12-03 01:42:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2023-12-03 01:42:28,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2023-12-03 01:42:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2023-12-03 01:42:28,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2023-12-03 01:42:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2023-12-03 01:42:28,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2023-12-03 01:42:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_destroy_urb [2023-12-03 01:42:28,299 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_destroy_urb [2023-12-03 01:42:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-12-03 01:42:28,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-12-03 01:42:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2023-12-03 01:42:28,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2023-12-03 01:42:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-12-03 01:42:28,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-12-03 01:42:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2023-12-03 01:42:28,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2023-12-03 01:42:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-12-03 01:42:28,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-12-03 01:42:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-12-03 01:42:28,301 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-12-03 01:42:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-12-03 01:42:28,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-12-03 01:42:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:42:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2023-12-03 01:42:28,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2023-12-03 01:42:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2023-12-03 01:42:28,302 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2023-12-03 01:42:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-12-03 01:42:28,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-12-03 01:42:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2023-12-03 01:42:28,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2023-12-03 01:42:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_input [2023-12-03 01:42:28,302 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_input [2023-12-03 01:42:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure try_fmt_vid_cap [2023-12-03 01:42:28,303 INFO L138 BoogieDeclarations]: Found implementation of procedure try_fmt_vid_cap [2023-12-03 01:42:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-12-03 01:42:28,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-12-03 01:42:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-12-03 01:42:28,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-12-03 01:42:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2023-12-03 01:42:28,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2023-12-03 01:42:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-12-03 01:42:28,304 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-12-03 01:42:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_usb_lock_of_gspca_dev [2023-12-03 01:42:28,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_usb_lock_of_gspca_dev [2023-12-03 01:42:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-12-03 01:42:28,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-12-03 01:42:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:42:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-12-03 01:42:28,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-12-03 01:42:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_open [2023-12-03 01:42:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_open [2023-12-03 01:42:29,053 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:42:29,056 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:42:29,239 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-12-03 01:42:35,247 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:42:36,408 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:42:36,408 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 01:42:36,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:42:36 BoogieIcfgContainer [2023-12-03 01:42:36,411 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:42:36,412 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:42:36,412 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:42:36,420 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:42:36,420 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:42:36" (1/1) ... [2023-12-03 01:42:36,427 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:42:36,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:36,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 1735 states and 2411 transitions. [2023-12-03 01:42:36,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2411 transitions. [2023-12-03 01:42:36,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2023-12-03 01:42:36,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:36,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:37,979 INFO L134 CoverageAnalysis]: Checked inductivity of 4019 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4019 trivial. 0 not checked. [2023-12-03 01:42:38,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:38,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 1749 states and 2437 transitions. [2023-12-03 01:42:38,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2437 transitions. [2023-12-03 01:42:38,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2023-12-03 01:42:38,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:38,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:39,175 INFO L134 CoverageAnalysis]: Checked inductivity of 4019 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4019 trivial. 0 not checked. [2023-12-03 01:42:39,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:39,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 1750 states and 2438 transitions. [2023-12-03 01:42:39,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2438 transitions. [2023-12-03 01:42:39,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2023-12-03 01:42:39,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:39,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:40,246 INFO L134 CoverageAnalysis]: Checked inductivity of 4011 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4011 trivial. 0 not checked. [2023-12-03 01:42:40,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:40,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 1759 states and 2455 transitions. [2023-12-03 01:42:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2455 transitions. [2023-12-03 01:42:40,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2023-12-03 01:42:40,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:40,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:41,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4011 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4011 trivial. 0 not checked. [2023-12-03 01:42:41,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:41,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 1760 states and 2456 transitions. [2023-12-03 01:42:41,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 2456 transitions. [2023-12-03 01:42:41,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2023-12-03 01:42:41,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:41,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:41,531 INFO L134 CoverageAnalysis]: Checked inductivity of 4011 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4011 trivial. 0 not checked. [2023-12-03 01:42:41,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:41,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 1759 states and 2424 transitions. [2023-12-03 01:42:41,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2424 transitions. [2023-12-03 01:42:41,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2023-12-03 01:42:41,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:41,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:42,396 INFO L134 CoverageAnalysis]: Checked inductivity of 4021 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4021 trivial. 0 not checked. [2023-12-03 01:42:42,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:43,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 1767 states and 2439 transitions. [2023-12-03 01:42:43,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 2439 transitions. [2023-12-03 01:42:43,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2023-12-03 01:42:43,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:43,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:44,317 INFO L134 CoverageAnalysis]: Checked inductivity of 4019 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4019 trivial. 0 not checked. [2023-12-03 01:42:44,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:44,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 1776 states and 2457 transitions. [2023-12-03 01:42:44,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2457 transitions. [2023-12-03 01:42:44,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2023-12-03 01:42:44,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:44,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:45,700 INFO L134 CoverageAnalysis]: Checked inductivity of 4019 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4019 trivial. 0 not checked. [2023-12-03 01:42:45,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:45,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2639 states to 1786 states and 2475 transitions. [2023-12-03 01:42:45,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2475 transitions. [2023-12-03 01:42:45,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2023-12-03 01:42:45,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:45,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:42:51,042 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:42:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:43:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 01:43:05,200 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:43:05,203 INFO L158 Benchmark]: Toolchain (without parser) took 42068.80ms. Allocated memory was 159.4MB in the beginning and 1.0GB in the end (delta: 851.4MB). Free memory was 99.8MB in the beginning and 699.6MB in the end (delta: -599.8MB). Peak memory consumption was 255.8MB. Max. memory is 16.1GB. [2023-12-03 01:43:05,203 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory was 57.4MB in the beginning and 57.3MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:43:05,204 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4455.07ms. Allocated memory was 159.4MB in the beginning and 205.5MB in the end (delta: 46.1MB). Free memory was 99.3MB in the beginning and 117.7MB in the end (delta: -18.4MB). Peak memory consumption was 105.8MB. Max. memory is 16.1GB. [2023-12-03 01:43:05,205 INFO L158 Benchmark]: Boogie Procedure Inliner took 343.14ms. Allocated memory is still 205.5MB. Free memory was 117.7MB in the beginning and 75.8MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-12-03 01:43:05,205 INFO L158 Benchmark]: Boogie Preprocessor took 274.69ms. Allocated memory was 205.5MB in the beginning and 247.5MB in the end (delta: 41.9MB). Free memory was 75.8MB in the beginning and 120.5MB in the end (delta: -44.8MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2023-12-03 01:43:05,206 INFO L158 Benchmark]: RCFGBuilder took 8201.21ms. Allocated memory was 247.5MB in the beginning and 455.1MB in the end (delta: 207.6MB). Free memory was 120.5MB in the beginning and 191.3MB in the end (delta: -70.7MB). Peak memory consumption was 167.7MB. Max. memory is 16.1GB. [2023-12-03 01:43:05,206 INFO L158 Benchmark]: CodeCheck took 28789.83ms. Allocated memory was 455.1MB in the beginning and 1.0GB in the end (delta: 555.7MB). Free memory was 191.3MB in the beginning and 699.6MB in the end (delta: -508.3MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2023-12-03 01:43:05,210 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory was 57.4MB in the beginning and 57.3MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4455.07ms. Allocated memory was 159.4MB in the beginning and 205.5MB in the end (delta: 46.1MB). Free memory was 99.3MB in the beginning and 117.7MB in the end (delta: -18.4MB). Peak memory consumption was 105.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 343.14ms. Allocated memory is still 205.5MB. Free memory was 117.7MB in the beginning and 75.8MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 274.69ms. Allocated memory was 205.5MB in the beginning and 247.5MB in the end (delta: 41.9MB). Free memory was 75.8MB in the beginning and 120.5MB in the end (delta: -44.8MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. * RCFGBuilder took 8201.21ms. Allocated memory was 247.5MB in the beginning and 455.1MB in the end (delta: 207.6MB). Free memory was 120.5MB in the beginning and 191.3MB in the end (delta: -70.7MB). Peak memory consumption was 167.7MB. Max. memory is 16.1GB. * CodeCheck took 28789.83ms. Allocated memory was 455.1MB in the beginning and 1.0GB in the end (delta: 555.7MB). Free memory was 191.3MB in the beginning and 699.6MB in the end (delta: -508.3MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 5691]: 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"); [5691] - GenericResultAtLocation [Line: 5732]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5732] - GenericResultAtLocation [Line: 5735]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5735] - GenericResultAtLocation [Line: 5738]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5738] - GenericResultAtLocation [Line: 5741]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5741] RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:43:05,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 68ead1e29a6cc769e9e712c81a52de8a551f5275fff71a8b8c48675aa28de434 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:43:07,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:43:07,228 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 01:43:07,258 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:43:07,259 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:43:07,260 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:43:07,260 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:43:07,261 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:43:07,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:43:07,262 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:43:07,263 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:43:07,263 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:43:07,264 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:43:07,264 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:43:07,265 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:43:07,265 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:43:07,266 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:43:07,266 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:43:07,267 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:43:07,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:43:07,268 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:43:07,269 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:43:07,269 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:43:07,270 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:43:07,270 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:43:07,271 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:43:07,271 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:43:07,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:43:07,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:43:07,272 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:43:07,272 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:43:07,273 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:43:07,273 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:43:07,273 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:43:07,274 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:43:07,274 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:43:07,274 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68ead1e29a6cc769e9e712c81a52de8a551f5275fff71a8b8c48675aa28de434 [2023-12-03 01:43:07,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:43:07,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:43:07,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:43:07,587 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:43:07,587 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:43:07,589 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2023-12-03 01:43:10,448 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:43:11,036 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:43:11,036 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2023-12-03 01:43:11,083 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/data/dd3e3971e/d247970e886244ce88f3654b0cb0cc31/FLAGa045c75bd [2023-12-03 01:43:11,098 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/data/dd3e3971e/d247970e886244ce88f3654b0cb0cc31 [2023-12-03 01:43:11,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:43:11,102 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:43:11,103 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:43:11,103 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:43:11,108 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:43:11,109 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:43:11" (1/1) ... [2023-12-03 01:43:11,110 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eced83a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:11, skipping insertion in model container [2023-12-03 01:43:11,110 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:43:11" (1/1) ... [2023-12-03 01:43:11,283 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:43:15,202 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:43:15,259 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 01:43:15,340 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:43:15,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:43:15,793 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:43:15,882 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"); [5691] [2023-12-03 01:43:15,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5732] [2023-12-03 01:43:15,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5735] [2023-12-03 01:43:15,886 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5738] [2023-12-03 01:43:15,886 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5741] [2023-12-03 01:43:16,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:43:16,691 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:43:16,699 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:43:16,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:16 WrapperNode [2023-12-03 01:43:16,700 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:43:16,701 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:43:16,701 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:43:16,701 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:43:16,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:16" (1/1) ... [2023-12-03 01:43:16,795 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:16" (1/1) ... [2023-12-03 01:43:16,983 INFO L138 Inliner]: procedures = 658, calls = 3984, calls flagged for inlining = 296, calls inlined = 197, statements flattened = 6187 [2023-12-03 01:43:16,984 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:43:16,984 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:43:16,985 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:43:16,985 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:43:16,993 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:16" (1/1) ... [2023-12-03 01:43:16,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:16" (1/1) ... [2023-12-03 01:43:17,020 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:16" (1/1) ... [2023-12-03 01:43:17,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:16" (1/1) ... [2023-12-03 01:43:17,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:16" (1/1) ... [2023-12-03 01:43:17,153 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:16" (1/1) ... [2023-12-03 01:43:17,182 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:16" (1/1) ... [2023-12-03 01:43:17,201 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:16" (1/1) ... [2023-12-03 01:43:17,233 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:43:17,234 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:43:17,234 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:43:17,234 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:43:17,235 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:43:16" (1/1) ... [2023-12-03 01:43:17,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:43:17,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:43:17,265 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:43:17,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:43:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-12-03 01:43:17,307 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-12-03 01:43:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure PDEBUG_MODE [2023-12-03 01:43:17,307 INFO L138 BoogieDeclarations]: Found implementation of procedure PDEBUG_MODE [2023-12-03 01:43:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2023-12-03 01:43:17,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2023-12-03 01:43:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure alt_xfer [2023-12-03 01:43:17,308 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_xfer [2023-12-03 01:43:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2023-12-03 01:43:17,308 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2023-12-03 01:43:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-03 01:43:17,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-03 01:43:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2023-12-03 01:43:17,309 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2023-12-03 01:43:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2023-12-03 01:43:17,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2023-12-03 01:43:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready_nolock [2023-12-03 01:43:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready_nolock [2023-12-03 01:43:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2023-12-03 01:43:17,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2023-12-03 01:43:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready [2023-12-03 01:43:17,311 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready [2023-12-03 01:43:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-12-03 01:43:17,311 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-12-03 01:43:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2023-12-03 01:43:17,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2023-12-03 01:43:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2023-12-03 01:43:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2023-12-03 01:43:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_set_alt0 [2023-12-03 01:43:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_set_alt0 [2023-12-03 01:43:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2023-12-03 01:43:17,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2023-12-03 01:43:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-12-03 01:43:17,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-12-03 01:43:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2023-12-03 01:43:17,313 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2023-12-03 01:43:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-12-03 01:43:17,314 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-12-03 01:43:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure int_irq [2023-12-03 01:43:17,314 INFO L138 BoogieDeclarations]: Found implementation of procedure int_irq [2023-12-03 01:43:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-12-03 01:43:17,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-12-03 01:43:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2023-12-03 01:43:17,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2023-12-03 01:43:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_queue_lock_of_gspca_dev [2023-12-03 01:43:17,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_queue_lock_of_gspca_dev [2023-12-03 01:43:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2023-12-03 01:43:17,315 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2023-12-03 01:43:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:43:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-12-03 01:43:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:43:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 01:43:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2023-12-03 01:43:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_usb_lock_of_gspca_dev [2023-12-03 01:43:17,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_usb_lock_of_gspca_dev [2023-12-03 01:43:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_stream_off [2023-12-03 01:43:17,317 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_stream_off [2023-12-03 01:43:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2023-12-03 01:43:17,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2023-12-03 01:43:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_create_urb [2023-12-03 01:43:17,318 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_create_urb [2023-12-03 01:43:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timeval [2023-12-03 01:43:17,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timeval [2023-12-03 01:43:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-12-03 01:43:17,319 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-12-03 01:43:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2023-12-03 01:43:17,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2023-12-03 01:43:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-12-03 01:43:17,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-12-03 01:43:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2023-12-03 01:43:17,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2023-12-03 01:43:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2023-12-03 01:43:17,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2023-12-03 01:43:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-12-03 01:43:17,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-12-03 01:43:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2023-12-03 01:43:17,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2023-12-03 01:43:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-12-03 01:43:17,321 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-12-03 01:43:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-12-03 01:43:17,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-12-03 01:43:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2023-12-03 01:43:17,322 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2023-12-03 01:43:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2023-12-03 01:43:17,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2023-12-03 01:43:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-12-03 01:43:17,323 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-12-03 01:43:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2023-12-03 01:43:17,323 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2023-12-03 01:43:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2023-12-03 01:43:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2023-12-03 01:43:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2023-12-03 01:43:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2023-12-03 01:43:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:43:17,324 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2023-12-03 01:43:17,324 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2023-12-03 01:43:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_urbs [2023-12-03 01:43:17,325 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_urbs [2023-12-03 01:43:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:43:17,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-12-03 01:43:17,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-12-03 01:43:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:43:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-12-03 01:43:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2023-12-03 01:43:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2023-12-03 01:43:17,326 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-12-03 01:43:17,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-12-03 01:43:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2023-12-03 01:43:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-12-03 01:43:17,327 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-12-03 01:43:17,327 INFO L130 BoogieDeclarations]: Found specification of procedure dev_open [2023-12-03 01:43:17,327 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_open [2023-12-03 01:43:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_queue_lock_of_gspca_dev [2023-12-03 01:43:17,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_queue_lock_of_gspca_dev [2023-12-03 01:43:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_close [2023-12-03 01:43:17,328 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_close [2023-12-03 01:43:17,328 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2023-12-03 01:43:17,329 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2023-12-03 01:43:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2023-12-03 01:43:17,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2023-12-03 01:43:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2023-12-03 01:43:17,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2023-12-03 01:43:17,329 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2023-12-03 01:43:17,330 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2023-12-03 01:43:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2023-12-03 01:43:17,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2023-12-03 01:43:17,330 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2023-12-03 01:43:17,330 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2023-12-03 01:43:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2023-12-03 01:43:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:43:17,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:43:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 01:43:17,331 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 01:43:17,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 01:43:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure wxh_to_mode [2023-12-03 01:43:17,332 INFO L138 BoogieDeclarations]: Found implementation of procedure wxh_to_mode [2023-12-03 01:43:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-12-03 01:43:17,332 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-12-03 01:43:17,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-12-03 01:43:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:43:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-12-03 01:43:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-12-03 01:43:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-03 01:43:17,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-12-03 01:43:17,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-12-03 01:43:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2023-12-03 01:43:17,334 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2023-12-03 01:43:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure frame_free [2023-12-03 01:43:17,334 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_free [2023-12-03 01:43:17,334 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-12-03 01:43:17,335 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-12-03 01:43:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mmap [2023-12-03 01:43:17,335 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mmap [2023-12-03 01:43:17,335 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2023-12-03 01:43:17,335 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2023-12-03 01:43:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2023-12-03 01:43:17,336 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2023-12-03 01:43:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_init_transfer [2023-12-03 01:43:17,336 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_init_transfer [2023-12-03 01:43:17,336 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~VOID [2023-12-03 01:43:17,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~VOID [2023-12-03 01:43:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-12-03 01:43:17,337 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-12-03 01:43:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 01:43:17,337 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 01:43:17,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2023-12-03 01:43:17,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2023-12-03 01:43:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2023-12-03 01:43:17,338 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2023-12-03 01:43:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2023-12-03 01:43:17,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2023-12-03 01:43:17,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2023-12-03 01:43:17,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2023-12-03 01:43:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:43:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2023-12-03 01:43:17,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2023-12-03 01:43:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:43:17,339 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2023-12-03 01:43:17,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2023-12-03 01:43:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_usb_lock_of_gspca_dev [2023-12-03 01:43:17,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_usb_lock_of_gspca_dev [2023-12-03 01:43:17,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_free_coherent [2023-12-03 01:43:17,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_free_coherent [2023-12-03 01:43:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-12-03 01:43:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-03 01:43:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:43:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 01:43:17,341 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-12-03 01:43:17,341 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-12-03 01:43:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2023-12-03 01:43:17,342 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2023-12-03 01:43:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2023-12-03 01:43:17,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2023-12-03 01:43:17,342 INFO L130 BoogieDeclarations]: Found specification of procedure read_alloc [2023-12-03 01:43:17,342 INFO L138 BoogieDeclarations]: Found implementation of procedure read_alloc [2023-12-03 01:43:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2023-12-03 01:43:17,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2023-12-03 01:43:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-12-03 01:43:17,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-12-03 01:43:17,343 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2023-12-03 01:43:17,343 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2023-12-03 01:43:17,344 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2023-12-03 01:43:17,344 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2023-12-03 01:43:17,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2023-12-03 01:43:17,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2023-12-03 01:43:17,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2023-12-03 01:43:17,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2023-12-03 01:43:17,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2023-12-03 01:43:17,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2023-12-03 01:43:17,345 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_destroy_urb [2023-12-03 01:43:17,345 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_destroy_urb [2023-12-03 01:43:17,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-12-03 01:43:17,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-12-03 01:43:17,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2023-12-03 01:43:17,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2023-12-03 01:43:17,346 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-12-03 01:43:17,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-12-03 01:43:17,346 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2023-12-03 01:43:17,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2023-12-03 01:43:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2023-12-03 01:43:17,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2023-12-03 01:43:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-12-03 01:43:17,347 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-12-03 01:43:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-12-03 01:43:17,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-12-03 01:43:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2023-12-03 01:43:17,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2023-12-03 01:43:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2023-12-03 01:43:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2023-12-03 01:43:17,348 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2023-12-03 01:43:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2023-12-03 01:43:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-12-03 01:43:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2023-12-03 01:43:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-12-03 01:43:17,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-12-03 01:43:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2023-12-03 01:43:17,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2023-12-03 01:43:17,350 INFO L130 BoogieDeclarations]: Found specification of procedure try_fmt_vid_cap [2023-12-03 01:43:17,350 INFO L138 BoogieDeclarations]: Found implementation of procedure try_fmt_vid_cap [2023-12-03 01:43:17,350 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-12-03 01:43:17,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-12-03 01:43:17,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-12-03 01:43:17,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-12-03 01:43:17,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2023-12-03 01:43:17,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2023-12-03 01:43:17,351 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-12-03 01:43:17,351 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-12-03 01:43:17,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_usb_lock_of_gspca_dev [2023-12-03 01:43:17,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_usb_lock_of_gspca_dev [2023-12-03 01:43:17,352 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-12-03 01:43:17,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-12-03 01:43:17,352 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_open [2023-12-03 01:43:17,352 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_open [2023-12-03 01:43:18,182 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:43:18,186 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:43:18,474 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-12-03 01:44:48,964 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:44:50,013 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:44:50,013 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 01:44:50,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:44:50 BoogieIcfgContainer [2023-12-03 01:44:50,015 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:44:50,016 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:44:50,016 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:44:50,026 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:44:50,026 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:44:50" (1/1) ... [2023-12-03 01:44:50,035 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:44:50,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:50,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 1721 states and 2393 transitions. [2023-12-03 01:44:50,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2393 transitions. [2023-12-03 01:44:50,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2023-12-03 01:44:50,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:50,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:44:50,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:44:50,163 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:44:50,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:44:51,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:51,836 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:44:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:53,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 2691 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:44:53,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:44:54,017 INFO L134 CoverageAnalysis]: Checked inductivity of 4019 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4019 trivial. 0 not checked. [2023-12-03 01:44:54,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:44:55,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 01:44:56,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:56,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 1720 states and 2392 transitions. [2023-12-03 01:44:56,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2392 transitions. [2023-12-03 01:44:56,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2023-12-03 01:44:56,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:56,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:44:56,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:44:56,119 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:44:56,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:45:01,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:01,802 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:45:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:03,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 2692 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:45:03,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:45:07,748 INFO L134 CoverageAnalysis]: Checked inductivity of 4019 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4019 trivial. 0 not checked. [2023-12-03 01:45:07,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-12-03 01:45:09,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 01:45:11,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:11,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 1769 states and 2691 transitions. [2023-12-03 01:45:11,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 2691 transitions. [2023-12-03 01:45:11,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2023-12-03 01:45:11,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:11,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:45:11,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:45:11,201 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:45:11,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 01:45:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:16,726 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:45:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:18,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 2708 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 01:45:18,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:45:22,464 INFO L134 CoverageAnalysis]: Checked inductivity of 4011 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4011 trivial. 0 not checked. [2023-12-03 01:45:22,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 01:45:22,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:22,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 1778 states and 2708 transitions. [2023-12-03 01:45:22,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2708 transitions. [2023-12-03 01:45:22,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2023-12-03 01:45:22,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:22,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:45:22,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:45:22,672 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:45:22,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 01:45:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:23,991 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:45:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:25,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 2709 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:45:25,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:45:25,564 INFO L134 CoverageAnalysis]: Checked inductivity of 4011 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4011 trivial. 0 not checked. [2023-12-03 01:45:25,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 01:45:25,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:25,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 1777 states and 2707 transitions. [2023-12-03 01:45:25,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2707 transitions. [2023-12-03 01:45:25,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2023-12-03 01:45:25,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:25,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:45:25,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:45:25,628 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:45:25,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 01:45:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:26,979 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:45:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:28,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 2713 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:45:28,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:45:28,539 INFO L134 CoverageAnalysis]: Checked inductivity of 4011 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4011 trivial. 0 not checked. [2023-12-03 01:45:28,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 01:45:28,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:28,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2759 states to 1776 states and 2675 transitions. [2023-12-03 01:45:28,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2675 transitions. [2023-12-03 01:45:28,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2023-12-03 01:45:28,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:28,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:45:28,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:45:28,615 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:45:28,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 01:45:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:33,995 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:45:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:35,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 2711 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:45:35,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:45:40,139 INFO L134 CoverageAnalysis]: Checked inductivity of 4021 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4021 trivial. 0 not checked. [2023-12-03 01:45:40,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 01:45:40,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:40,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 1782 states and 2681 transitions. [2023-12-03 01:45:40,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2681 transitions. [2023-12-03 01:45:40,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2023-12-03 01:45:40,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:40,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:45:40,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:45:40,294 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:45:40,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 01:45:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:45,561 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:45:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:47,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 2718 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:45:47,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:45:47,439 INFO L134 CoverageAnalysis]: Checked inductivity of 4019 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4019 trivial. 0 not checked. [2023-12-03 01:45:47,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 01:45:48,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:48,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 1781 states and 2680 transitions. [2023-12-03 01:45:48,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 2680 transitions. [2023-12-03 01:45:48,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2023-12-03 01:45:48,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:48,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:45:48,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:45:48,563 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:45:48,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 01:45:49,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:49,905 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:45:51,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:51,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 2831 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:45:51,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:45:51,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4737 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4737 trivial. 0 not checked. [2023-12-03 01:45:51,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-03 01:45:51,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:51,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 1780 states and 2679 transitions. [2023-12-03 01:45:51,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2679 transitions. [2023-12-03 01:45:51,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2023-12-03 01:45:51,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:51,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:45:51,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:45:51,613 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:45:51,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e012dd5-e265-4750-8e3a-391f3a60a85e/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-03 01:54:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:54:18,789 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.