./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 193fa6b4f086a396d067fbfddb452d772bc0bf74300960c03103aae93493f0ae --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:20:33,977 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:20:34,087 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:20:34,094 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:20:34,095 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:20:34,138 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:20:34,139 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:20:34,139 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:20:34,140 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:20:34,145 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:20:34,146 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:20:34,147 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:20:34,148 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:20:34,149 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:20:34,150 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:20:34,150 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:20:34,151 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:20:34,151 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:20:34,151 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:20:34,152 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:20:34,152 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:20:34,153 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:20:34,154 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:20:34,155 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:20:34,155 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:20:34,155 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:20:34,156 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:20:34,156 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:20:34,157 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:20:34,157 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:20:34,158 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:20:34,159 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:20:34,159 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:20:34,159 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:20:34,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:20:34,160 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:20:34,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:20:34,161 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:20:34,161 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:20:34,161 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:20:34,162 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:20:34,164 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:20:34,164 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:20:34,164 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:20:34,165 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 193fa6b4f086a396d067fbfddb452d772bc0bf74300960c03103aae93493f0ae [2023-11-24 23:20:34,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:20:34,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:20:34,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:20:34,513 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:20:34,514 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:20:34,515 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i [2023-11-24 23:20:37,616 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:20:38,425 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:20:38,426 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i [2023-11-24 23:20:38,487 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/bin/utaipan-verify-SwPr7d2a91/data/5af5ebd0f/e523a1ca2b754aa380b316fa58f5b4b0/FLAG95380cf78 [2023-11-24 23:20:38,506 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/bin/utaipan-verify-SwPr7d2a91/data/5af5ebd0f/e523a1ca2b754aa380b316fa58f5b4b0 [2023-11-24 23:20:38,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:20:38,515 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:20:38,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:20:38,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:20:38,527 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:20:38,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:20:38" (1/1) ... [2023-11-24 23:20:38,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24f68aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:38, skipping insertion in model container [2023-11-24 23:20:38,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:20:38" (1/1) ... [2023-11-24 23:20:38,758 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:20:41,669 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377234,377247] [2023-11-24 23:20:41,673 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377400,377413] [2023-11-24 23:20:41,674 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377564,377577] [2023-11-24 23:20:41,674 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377729,377742] [2023-11-24 23:20:41,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:20:41,817 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:20:42,096 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"); [7955] [2023-11-24 23:20:42,508 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377234,377247] [2023-11-24 23:20:42,509 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377400,377413] [2023-11-24 23:20:42,510 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377564,377577] [2023-11-24 23:20:42,511 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377729,377742] [2023-11-24 23:20:42,518 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:20:42,723 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:20:42,723 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:20:42,731 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:20:42,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42 WrapperNode [2023-11-24 23:20:42,733 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:20:42,734 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:20:42,734 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:20:42,734 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:20:42,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:42,940 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:45,777 INFO L138 Inliner]: procedures = 377, calls = 5871, calls flagged for inlining = 220, calls inlined = 198, statements flattened = 11350 [2023-11-24 23:20:45,778 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:20:45,779 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:20:45,779 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:20:45,779 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:20:45,801 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:45,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:46,969 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:46,970 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:49,202 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:49,248 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:49,305 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:49,349 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:49,414 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:20:49,416 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:20:49,416 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:20:49,417 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:20:49,418 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:42" (1/1) ... [2023-11-24 23:20:49,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:20:49,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:20:49,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:20:49,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_024f57b3-db4d-4431-99fd-32b3bfcbe7ae/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:20:49,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-24 23:20:49,501 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-24 23:20:49,501 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_reset_ac97 [2023-11-24 23:20:49,502 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_reset_ac97 [2023-11-24 23:20:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-24 23:20:49,502 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-24 23:20:49,502 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_ops_wait_finish [2023-11-24 23:20:49,502 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_ops_wait_finish [2023-11-24 23:20:49,503 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_poll [2023-11-24 23:20:49,503 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_poll [2023-11-24 23:20:49,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:20:49,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:20:49,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:20:49,505 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:20:49,505 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2023-11-24 23:20:49,505 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2023-11-24 23:20:49,506 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_mmap [2023-11-24 23:20:49,507 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_mmap [2023-11-24 23:20:49,507 INFO L130 BoogieDeclarations]: Found specification of procedure start_streaming [2023-11-24 23:20:49,507 INFO L138 BoogieDeclarations]: Found implementation of procedure start_streaming [2023-11-24 23:20:49,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:20:49,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:20:49,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_v4l_lock_of_stk1160 [2023-11-24 23:20:49,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_v4l_lock_of_stk1160 [2023-11-24 23:20:49,510 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_is_busy [2023-11-24 23:20:49,511 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_is_busy [2023-11-24 23:20:49,511 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_clear_queue [2023-11-24 23:20:49,512 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_clear_queue [2023-11-24 23:20:49,512 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_cancel_isoc [2023-11-24 23:20:49,513 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_cancel_isoc [2023-11-24 23:20:49,513 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2023-11-24 23:20:49,513 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2023-11-24 23:20:49,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:20:49,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:20:49,513 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_select_input [2023-11-24 23:20:49,514 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_select_input [2023-11-24 23:20:49,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-11-24 23:20:49,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-11-24 23:20:49,514 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-24 23:20:49,514 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-24 23:20:49,515 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2023-11-24 23:20:49,515 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2023-11-24 23:20:49,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:20:49,515 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-24 23:20:49,515 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_free_isoc [2023-11-24 23:20:49,515 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_free_isoc [2023-11-24 23:20:49,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_v4l_lock_of_stk1160 [2023-11-24 23:20:49,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_v4l_lock_of_stk1160 [2023-11-24 23:20:49,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:20:49,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:20:49,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:20:49,517 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2023-11-24 23:20:49,517 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2023-11-24 23:20:49,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:20:49,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:20:49,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-24 23:20:49,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-24 23:20:49,519 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-24 23:20:49,519 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-24 23:20:49,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:20:49,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:20:49,520 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:20:49,520 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:20:49,521 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_write_reg [2023-11-24 23:20:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_write_reg [2023-11-24 23:20:49,521 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-24 23:20:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-24 23:20:49,522 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-24 23:20:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-24 23:20:49,522 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-24 23:20:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-24 23:20:49,522 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-24 23:20:49,523 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-24 23:20:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_vb_queue_lock_of_stk1160 [2023-11-24 23:20:49,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_vb_queue_lock_of_stk1160 [2023-11-24 23:20:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure stop_streaming [2023-11-24 23:20:49,523 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_streaming [2023-11-24 23:20:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_i2c_busy_wait [2023-11-24 23:20:49,524 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_i2c_busy_wait [2023-11-24 23:20:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-24 23:20:49,525 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-24 23:20:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:20:49,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:20:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~v4l2_std_id~0~TO~int [2023-11-24 23:20:49,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~v4l2_std_id~0~TO~int [2023-11-24 23:20:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2023-11-24 23:20:49,526 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2023-11-24 23:20:49,526 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_probe [2023-11-24 23:20:49,526 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_probe [2023-11-24 23:20:49,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-24 23:20:49,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-24 23:20:49,526 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2023-11-24 23:20:49,527 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2023-11-24 23:20:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-24 23:20:49,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-24 23:20:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_ops_wait_prepare [2023-11-24 23:20:49,527 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_ops_wait_prepare [2023-11-24 23:20:49,528 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2023-11-24 23:20:49,528 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2023-11-24 23:20:49,528 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-24 23:20:49,528 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-24 23:20:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:20:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:20:49,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:20:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-24 23:20:49,530 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-24 23:20:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:20:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-24 23:20:49,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-24 23:20:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_2_4 [2023-11-24 23:20:49,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_2_4 [2023-11-24 23:20:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-24 23:20:49,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-24 23:20:49,532 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_read_reg [2023-11-24 23:20:49,532 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_read_reg [2023-11-24 23:20:49,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:20:49,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:20:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_v4l_lock_of_stk1160 [2023-11-24 23:20:49,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_v4l_lock_of_stk1160 [2023-11-24 23:20:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:20:49,533 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:20:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-24 23:20:49,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-24 23:20:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_open [2023-11-24 23:20:49,534 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_open [2023-11-24 23:20:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:20:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2023-11-24 23:20:49,535 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2023-11-24 23:20:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_set_std [2023-11-24 23:20:49,535 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_set_std [2023-11-24 23:20:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_stk1160_usb_driver_exit_7_2 [2023-11-24 23:20:49,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_stk1160_usb_driver_exit_7_2 [2023-11-24 23:20:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:20:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:20:49,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:20:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2023-11-24 23:20:49,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2023-11-24 23:20:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:20:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_start_streaming [2023-11-24 23:20:49,541 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_start_streaming [2023-11-24 23:20:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_i2c_unregister [2023-11-24 23:20:49,543 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_i2c_unregister [2023-11-24 23:20:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:20:49,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:20:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:20:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_uninit_isoc [2023-11-24 23:20:49,545 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_uninit_isoc [2023-11-24 23:20:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2023-11-24 23:20:49,551 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2023-11-24 23:20:49,552 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:20:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:20:49,552 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-24 23:20:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-24 23:20:49,552 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_queue [2023-11-24 23:20:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_queue [2023-11-24 23:20:49,553 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_log_status [2023-11-24 23:20:49,553 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_log_status [2023-11-24 23:20:49,554 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-24 23:20:49,554 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-24 23:20:49,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:20:49,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:20:49,554 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2023-11-24 23:20:49,554 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2023-11-24 23:20:49,555 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_release [2023-11-24 23:20:49,555 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_release [2023-11-24 23:20:49,555 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2023-11-24 23:20:49,555 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2023-11-24 23:20:49,555 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-24 23:20:49,555 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-24 23:20:49,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:20:49,556 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_disconnect [2023-11-24 23:20:49,556 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_disconnect [2023-11-24 23:20:49,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:20:49,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:20:49,556 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-24 23:20:49,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:20:49,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:20:50,760 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:20:50,763 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:20:51,585 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:21:24,467 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:21:24,648 INFO L282 CfgBuilder]: Performing block encoding