./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 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.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_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/bin/uautomizer-verify-uCwYo4JHxu --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 68ead1e29a6cc769e9e712c81a52de8a551f5275fff71a8b8c48675aa28de434 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:34:46,488 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:34:46,588 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-19 07:34:46,594 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:34:46,595 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:34:46,637 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:34:46,638 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:34:46,639 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:34:46,640 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:34:46,641 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:34:46,642 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:34:46,642 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:34:46,643 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:34:46,644 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:34:46,644 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:34:46,645 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:34:46,645 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:34:46,646 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:34:46,646 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:34:46,647 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:34:46,648 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 07:34:46,648 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:34:46,649 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:34:46,649 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:34:46,650 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:34:46,650 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:34:46,651 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:34:46,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:34:46,652 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:34:46,652 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:34:46,653 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:34:46,653 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:34:46,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:34:46,654 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:34:46,655 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:34:46,655 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:34:46,656 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:34:46,656 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:34:46,657 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68ead1e29a6cc769e9e712c81a52de8a551f5275fff71a8b8c48675aa28de434 [2023-11-19 07:34:46,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:34:46,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:34:46,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:34:46,991 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:34:46,992 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:34:46,993 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2023-11-19 07:34:50,123 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:34:50,865 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:34:50,865 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2023-11-19 07:34:50,934 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/bin/uautomizer-verify-uCwYo4JHxu/data/b60bffca5/bc1336edf27e4a2591ff68d6b3bf47e3/FLAG3da4e7fcc [2023-11-19 07:34:50,949 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/bin/uautomizer-verify-uCwYo4JHxu/data/b60bffca5/bc1336edf27e4a2591ff68d6b3bf47e3 [2023-11-19 07:34:50,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:34:50,953 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:34:50,954 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:34:50,955 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:34:50,960 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:34:50,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:34:50" (1/1) ... [2023-11-19 07:34:50,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bbc6f3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:50, skipping insertion in model container [2023-11-19 07:34:50,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:34:50" (1/1) ... [2023-11-19 07:34:51,128 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:34:55,917 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:34:56,014 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:34:56,136 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] [2023-11-19 07:34:56,139 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5732] [2023-11-19 07:34:56,139 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5735] [2023-11-19 07:34:56,139 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5738] [2023-11-19 07:34:56,140 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5741] [2023-11-19 07:34:56,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:34:57,015 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:34:57,023 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:34:57,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:57 WrapperNode [2023-11-19 07:34:57,024 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:34:57,025 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:34:57,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:34:57,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:34:57,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:57" (1/1) ... [2023-11-19 07:34:57,245 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:57" (1/1) ... [2023-11-19 07:34:57,614 INFO L138 Inliner]: procedures = 643, calls = 3986, calls flagged for inlining = 294, calls inlined = 195, statements flattened = 6436 [2023-11-19 07:34:57,615 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:34:57,616 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:34:57,616 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:34:57,616 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:34:57,625 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:57" (1/1) ... [2023-11-19 07:34:57,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:57" (1/1) ... [2023-11-19 07:34:57,655 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:57" (1/1) ... [2023-11-19 07:34:57,655 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:57" (1/1) ... [2023-11-19 07:34:57,793 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:57" (1/1) ... [2023-11-19 07:34:57,816 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:57" (1/1) ... [2023-11-19 07:34:57,851 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:57" (1/1) ... [2023-11-19 07:34:57,867 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:57" (1/1) ... [2023-11-19 07:34:57,908 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:34:57,911 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:34:57,912 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:34:57,912 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:34:57,913 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:57" (1/1) ... [2023-11-19 07:34:57,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:34:57,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:34:57,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:34:57,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aa0f0c8-601d-4d15-b646-fadf86a72b2b/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:34:57,991 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-19 07:34:57,991 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-19 07:34:57,991 INFO L130 BoogieDeclarations]: Found specification of procedure PDEBUG_MODE [2023-11-19 07:34:57,991 INFO L138 BoogieDeclarations]: Found implementation of procedure PDEBUG_MODE [2023-11-19 07:34:57,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2023-11-19 07:34:57,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2023-11-19 07:34:57,992 INFO L130 BoogieDeclarations]: Found specification of procedure alt_xfer [2023-11-19 07:34:57,992 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_xfer [2023-11-19 07:34:57,992 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2023-11-19 07:34:57,992 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2023-11-19 07:34:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:34:57,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:34:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure dev_poll [2023-11-19 07:34:57,993 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_poll [2023-11-19 07:34:57,993 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2023-11-19 07:34:57,994 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2023-11-19 07:34:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2023-11-19 07:34:57,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2023-11-19 07:34:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready_nolock [2023-11-19 07:34:57,994 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready_nolock [2023-11-19 07:34:57,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2023-11-19 07:34:57,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2023-11-19 07:34:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready [2023-11-19 07:34:57,995 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready [2023-11-19 07:34:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-11-19 07:34:57,995 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-11-19 07:34:57,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2023-11-19 07:34:57,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2023-11-19 07:34:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2023-11-19 07:34:57,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2023-11-19 07:34:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_set_alt0 [2023-11-19 07:34:57,996 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_set_alt0 [2023-11-19 07:34:57,996 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2023-11-19 07:34:57,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2023-11-19 07:34:57,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 07:34:57,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 07:34:57,997 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2023-11-19 07:34:57,997 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2023-11-19 07:34:57,997 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 07:34:57,998 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 07:34:57,998 INFO L130 BoogieDeclarations]: Found specification of procedure int_irq [2023-11-19 07:34:57,998 INFO L138 BoogieDeclarations]: Found implementation of procedure int_irq [2023-11-19 07:34:57,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:34:57,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:34:57,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2023-11-19 07:34:57,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2023-11-19 07:34:57,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_queue_lock_of_gspca_dev [2023-11-19 07:34:57,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_queue_lock_of_gspca_dev [2023-11-19 07:34:57,999 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2023-11-19 07:34:57,999 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2023-11-19 07:34:57,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:34:57,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_usb_lock_of_gspca_dev [2023-11-19 07:34:58,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_usb_lock_of_gspca_dev [2023-11-19 07:34:58,000 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_stream_off [2023-11-19 07:34:58,000 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_stream_off [2023-11-19 07:34:58,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2023-11-19 07:34:58,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2023-11-19 07:34:58,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:34:58,001 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_create_urb [2023-11-19 07:34:58,001 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_create_urb [2023-11-19 07:34:58,001 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timeval [2023-11-19 07:34:58,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timeval [2023-11-19 07:34:58,001 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-19 07:34:58,001 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-19 07:34:58,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:34:58,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2023-11-19 07:34:58,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2023-11-19 07:34:58,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 07:34:58,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 07:34:58,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2023-11-19 07:34:58,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2023-11-19 07:34:58,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:34:58,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2023-11-19 07:34:58,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2023-11-19 07:34:58,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:34:58,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:34:58,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2023-11-19 07:34:58,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2023-11-19 07:34:58,004 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-19 07:34:58,004 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-19 07:34:58,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 07:34:58,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 07:34:58,004 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2023-11-19 07:34:58,005 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2023-11-19 07:34:58,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2023-11-19 07:34:58,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2023-11-19 07:34:58,005 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-19 07:34:58,005 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-19 07:34:58,005 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2023-11-19 07:34:58,005 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2023-11-19 07:34:58,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2023-11-19 07:34:58,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2023-11-19 07:34:58,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:34:58,006 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2023-11-19 07:34:58,006 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2023-11-19 07:34:58,006 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_urbs [2023-11-19 07:34:58,007 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_urbs [2023-11-19 07:34:58,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:34:58,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 07:34:58,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 07:34:58,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:34:58,007 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 07:34:58,008 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:34:58,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:34:58,008 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-19 07:34:58,008 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-19 07:34:58,008 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:34:58,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:34:58,008 INFO L130 BoogieDeclarations]: Found specification of procedure dev_open [2023-11-19 07:34:58,009 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_open [2023-11-19 07:34:58,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_queue_lock_of_gspca_dev [2023-11-19 07:34:58,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_queue_lock_of_gspca_dev [2023-11-19 07:34:58,009 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_close [2023-11-19 07:34:58,009 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_close [2023-11-19 07:34:58,009 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2023-11-19 07:34:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2023-11-19 07:34:58,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2023-11-19 07:34:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2023-11-19 07:34:58,010 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2023-11-19 07:34:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2023-11-19 07:34:58,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2023-11-19 07:34:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2023-11-19 07:34:58,011 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2023-11-19 07:34:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2023-11-19 07:34:58,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:34:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:34:58,011 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 07:34:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 07:34:58,012 INFO L130 BoogieDeclarations]: Found specification of procedure wxh_to_mode [2023-11-19 07:34:58,012 INFO L138 BoogieDeclarations]: Found implementation of procedure wxh_to_mode [2023-11-19 07:34:58,012 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-19 07:34:58,012 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-19 07:34:58,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:34:58,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:34:58,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:34:58,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:34:58,013 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2023-11-19 07:34:58,013 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2023-11-19 07:34:58,013 INFO L130 BoogieDeclarations]: Found specification of procedure frame_free [2023-11-19 07:34:58,013 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_free [2023-11-19 07:34:58,013 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-19 07:34:58,014 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-19 07:34:58,014 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mmap [2023-11-19 07:34:58,014 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mmap [2023-11-19 07:34:58,014 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2023-11-19 07:34:58,014 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2023-11-19 07:34:58,014 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2023-11-19 07:34:58,014 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2023-11-19 07:34:58,015 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_init_transfer [2023-11-19 07:34:58,015 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_init_transfer [2023-11-19 07:34:58,015 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 07:34:58,015 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 07:34:58,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:34:58,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:34:58,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2023-11-19 07:34:58,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2023-11-19 07:34:58,016 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2023-11-19 07:34:58,016 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2023-11-19 07:34:58,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2023-11-19 07:34:58,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2023-11-19 07:34:58,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2023-11-19 07:34:58,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2023-11-19 07:34:58,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:34:58,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2023-11-19 07:34:58,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2023-11-19 07:34:58,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:34:58,017 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-19 07:34:58,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-19 07:34:58,018 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2023-11-19 07:34:58,018 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2023-11-19 07:34:58,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_usb_lock_of_gspca_dev [2023-11-19 07:34:58,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_usb_lock_of_gspca_dev [2023-11-19 07:34:58,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_free_coherent [2023-11-19 07:34:58,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_free_coherent [2023-11-19 07:34:58,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:34:58,019 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:34:58,019 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:34:58,019 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2023-11-19 07:34:58,019 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2023-11-19 07:34:58,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2023-11-19 07:34:58,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2023-11-19 07:34:58,020 INFO L130 BoogieDeclarations]: Found specification of procedure read_alloc [2023-11-19 07:34:58,020 INFO L138 BoogieDeclarations]: Found implementation of procedure read_alloc [2023-11-19 07:34:58,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2023-11-19 07:34:58,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2023-11-19 07:34:58,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 07:34:58,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 07:34:58,020 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2023-11-19 07:34:58,021 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2023-11-19 07:34:58,021 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2023-11-19 07:34:58,021 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2023-11-19 07:34:58,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2023-11-19 07:34:58,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2023-11-19 07:34:58,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2023-11-19 07:34:58,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2023-11-19 07:34:58,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2023-11-19 07:34:58,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2023-11-19 07:34:58,022 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_destroy_urb [2023-11-19 07:34:58,022 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_destroy_urb [2023-11-19 07:34:58,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-19 07:34:58,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-19 07:34:58,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2023-11-19 07:34:58,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2023-11-19 07:34:58,023 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-19 07:34:58,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-19 07:34:58,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2023-11-19 07:34:58,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2023-11-19 07:34:58,023 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-11-19 07:34:58,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-11-19 07:34:58,024 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:34:58,024 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:34:58,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-19 07:34:58,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-19 07:34:58,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:34:58,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2023-11-19 07:34:58,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2023-11-19 07:34:58,025 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2023-11-19 07:34:58,025 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2023-11-19 07:34:58,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:34:58,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:34:58,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2023-11-19 07:34:58,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2023-11-19 07:34:58,025 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_input [2023-11-19 07:34:58,025 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_input [2023-11-19 07:34:58,026 INFO L130 BoogieDeclarations]: Found specification of procedure try_fmt_vid_cap [2023-11-19 07:34:58,026 INFO L138 BoogieDeclarations]: Found implementation of procedure try_fmt_vid_cap [2023-11-19 07:34:58,026 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-19 07:34:58,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-19 07:34:58,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 07:34:58,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 07:34:58,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2023-11-19 07:34:58,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2023-11-19 07:34:58,027 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-19 07:34:58,027 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-19 07:34:58,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_usb_lock_of_gspca_dev [2023-11-19 07:34:58,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_usb_lock_of_gspca_dev [2023-11-19 07:34:58,027 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 07:34:58,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 07:34:58,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:34:58,028 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-19 07:34:58,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-19 07:34:58,028 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_open [2023-11-19 07:34:58,028 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_open [2023-11-19 07:34:59,023 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:34:59,029 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:34:59,232 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:35:06,695 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:35:06,723 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:35:06,723 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 07:35:06,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:35:06 BoogieIcfgContainer [2023-11-19 07:35:06,750 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:35:06,753 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:35:06,755 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:35:06,760 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:35:06,760 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:34:50" (1/3) ... [2023-11-19 07:35:06,761 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9cd62ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:35:06, skipping insertion in model container [2023-11-19 07:35:06,761 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:34:57" (2/3) ... [2023-11-19 07:35:06,763 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9cd62ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:35:06, skipping insertion in model container [2023-11-19 07:35:06,764 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:35:06" (3/3) ... [2023-11-19 07:35:06,765 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--media--usb--gspca--gspca_main.ko.cil.i [2023-11-19 07:35:06,791 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:35:06,791 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 105 error locations. [2023-11-19 07:35:06,927 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:35:06,941 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3fbbf860, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:35:06,941 INFO L358 AbstractCegarLoop]: Starting to check reachability of 105 error locations. [2023-11-19 07:35:06,959 INFO L276 IsEmpty]: Start isEmpty. Operand has 2132 states, 1453 states have (on average 1.375774260151411) internal successors, (1999), 1608 states have internal predecessors, (1999), 461 states have call successors, (461), 113 states have call predecessors, (461), 112 states have return successors, (457), 450 states have call predecessors, (457), 457 states have call successors, (457) [2023-11-19 07:35:07,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2023-11-19 07:35:07,019 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:35:07,021 INFO L195 NwaCegarLoop]: trace histogram [41, 41, 41, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:35:07,021 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting dev_openErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [wxh_to_modeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, wxh_to_modeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_linux_usb_urb_usb_alloc_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 102 more)] === [2023-11-19 07:35:07,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:07,032 INFO L85 PathProgramCache]: Analyzing trace with hash -1937392575, now seen corresponding path program 1 times [2023-11-19 07:35:07,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:35:07,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960795631] [2023-11-19 07:35:07,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:07,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:35:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:35:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-19 07:35:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:35:09,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-19 07:35:09,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:35:09,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:09,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 07:35:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-19 07:35:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-19 07:35:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-11-19 07:35:09,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:09,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:09,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:09,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-19 07:35:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:09,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-19 07:35:09,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:09,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:09,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:09,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-11-19 07:35:10,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:10,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:10,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:10,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-19 07:35:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:10,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-19 07:35:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:10,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:10,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-19 07:35:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:10,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-19 07:35:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:10,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:10,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:10,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-19 07:35:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:10,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2023-11-19 07:35:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-19 07:35:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:10,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-11-19 07:35:10,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:10,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:10,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2023-11-19 07:35:10,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:10,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2023-11-19 07:35:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:10,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:10,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2023-11-19 07:35:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:10,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2023-11-19 07:35:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:10,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:10,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2023-11-19 07:35:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:11,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:11,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2023-11-19 07:35:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:11,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2023-11-19 07:35:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:35:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:35:11,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2023-11-19 07:35:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2023-11-19 07:35:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:11,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:35:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-19 07:35:11,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2023-11-19 07:35:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:11,262 INFO L134 CoverageAnalysis]: Checked inductivity of 5191 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5191 trivial. 0 not checked. [2023-11-19 07:35:11,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:35:11,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960795631] [2023-11-19 07:35:11,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960795631] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:35:11,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:35:11,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:35:11,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424432597] [2023-11-19 07:35:11,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:35:11,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:35:11,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:35:11,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:35:11,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:35:11,322 INFO L87 Difference]: Start difference. First operand has 2132 states, 1453 states have (on average 1.375774260151411) internal successors, (1999), 1608 states have internal predecessors, (1999), 461 states have call successors, (461), 113 states have call predecessors, (461), 112 states have return successors, (457), 450 states have call predecessors, (457), 457 states have call successors, (457) Second operand has 6 states, 5 states have (on average 15.2) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-19 07:35:20,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-19 07:35:34,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:35:34,538 INFO L93 Difference]: Finished difference Result 7199 states and 10551 transitions. [2023-11-19 07:35:34,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 07:35:34,545 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 15.2) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 495 [2023-11-19 07:35:34,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:35:34,651 INFO L225 Difference]: With dead ends: 7199 [2023-11-19 07:35:34,651 INFO L226 Difference]: Without dead ends: 4779 [2023-11-19 07:35:34,686 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-19 07:35:34,691 INFO L413 NwaCegarLoop]: 1207 mSDtfsCounter, 8702 mSDsluCounter, 2661 mSDsCounter, 0 mSdLazyCounter, 9356 mSolverCounterSat, 3853 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8840 SdHoareTripleChecker+Valid, 3868 SdHoareTripleChecker+Invalid, 13209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3853 IncrementalHoareTripleChecker+Valid, 9356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.9s IncrementalHoareTripleChecker+Time [2023-11-19 07:35:34,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8840 Valid, 3868 Invalid, 13209 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3853 Valid, 9356 Invalid, 0 Unknown, 0 Unchecked, 21.9s Time] [2023-11-19 07:35:34,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4779 states. [2023-11-19 07:35:35,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4779 to 4041. [2023-11-19 07:35:35,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4041 states, 2947 states have (on average 1.3613844587716322) internal successors, (4012), 3072 states have internal predecessors, (4012), 806 states have call successors, (806), 180 states have call predecessors, (806), 197 states have return successors, (927), 810 states have call predecessors, (927), 806 states have call successors, (927) [2023-11-19 07:35:35,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4041 states to 4041 states and 5745 transitions. [2023-11-19 07:35:35,187 INFO L78 Accepts]: Start accepts. Automaton has 4041 states and 5745 transitions. Word has length 495 [2023-11-19 07:35:35,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:35:35,196 INFO L495 AbstractCegarLoop]: Abstraction has 4041 states and 5745 transitions. [2023-11-19 07:35:35,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.2) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-19 07:35:35,200 INFO L276 IsEmpty]: Start isEmpty. Operand 4041 states and 5745 transitions. [2023-11-19 07:35:35,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2023-11-19 07:35:35,218 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:35:35,218 INFO L195 NwaCegarLoop]: trace histogram [41, 41, 41, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:35:35,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:35:35,219 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_kernel_module_module_putErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [wxh_to_modeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, wxh_to_modeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_linux_usb_urb_usb_alloc_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 102 more)] === [2023-11-19 07:35:35,220 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:35,220 INFO L85 PathProgramCache]: Analyzing trace with hash -1829784755, now seen corresponding path program 1 times [2023-11-19 07:35:35,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:35:35,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241742594] [2023-11-19 07:35:35,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:35,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms