./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/bin/utaipan-verify-sOmjnqqW8E --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 24e26672720ca570553d18d605e2ce47cd111ea61f1f4153430b6ee115172355 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:29:47,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:29:47,498 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 03:29:47,504 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:29:47,504 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:29:47,545 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:29:47,546 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:29:47,546 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:29:47,547 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:29:47,547 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:29:47,548 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:29:47,548 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:29:47,548 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:29:47,548 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:29:47,548 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:29:47,548 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:29:47,548 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:29:47,548 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:29:47,548 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:29:47,549 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:29:47,549 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:29:47,549 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:29:47,549 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:29:47,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:29:47,549 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:29:47,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:29:47,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:29:47,550 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:29:47,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:29:47,550 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:29:47,550 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:29:47,550 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:29:47,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:29:47,550 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:29:47,550 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:29:47,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:29:47,551 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:29:47,551 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:29:47,551 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:29:47,551 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:29:47,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:29:47,552 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:29:47,552 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:29:47,552 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:29:47,552 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_fbe66edd-9d0a-4f61-8626-3160879c2f76/bin/utaipan-verify-sOmjnqqW8E 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 -> 24e26672720ca570553d18d605e2ce47cd111ea61f1f4153430b6ee115172355 [2024-11-14 03:29:47,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:29:47,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:29:47,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:29:47,863 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:29:47,864 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:29:47,865 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i Unable to find full path for "g++" [2024-11-14 03:29:49,757 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:29:50,757 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:29:50,758 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2024-11-14 03:29:50,862 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/bin/utaipan-verify-sOmjnqqW8E/data/840362b49/77a93f292360405b8ccfb0d6b8a1593b/FLAG8941bebf7 [2024-11-14 03:29:50,883 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/bin/utaipan-verify-sOmjnqqW8E/data/840362b49/77a93f292360405b8ccfb0d6b8a1593b [2024-11-14 03:29:50,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:29:50,889 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:29:50,892 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:29:50,892 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:29:50,897 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:29:50,898 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:29:50" (1/1) ... [2024-11-14 03:29:50,901 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60b67e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:29:50, skipping insertion in model container [2024-11-14 03:29:50,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:29:50" (1/1) ... [2024-11-14 03:29:51,102 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:29:55,728 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588527,588540] [2024-11-14 03:29:55,732 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588672,588685] [2024-11-14 03:29:55,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:29:55,938 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:29:56,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [7929] [2024-11-14 03:29:56,115 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [7936] [2024-11-14 03:29:56,140 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/pci/cx88/cx88-video.c"), "i" (341), "i" (12UL)); [8340-8341] [2024-11-14 03:29:56,254 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/pci/cx88/cx88-video.c"), "i" (543), "i" (12UL)); [8707-8708] [2024-11-14 03:29:56,259 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/pci/cx88/cx88-video.c"), "i" (602), "i" (12UL)); [8814-8815] [2024-11-14 03:29:56,270 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/pci/cx88/cx88-video.c"), "i" (698), "i" (12UL)); [8979-8980] [2024-11-14 03:29:56,271 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/pci/cx88/cx88-video.c"), "i" (713), "i" (12UL)); [9013-9014] [2024-11-14 03:29:56,325 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/media/pci/cx88/cx88-video.c"), "i" (814), "i" (12UL)); [9266-9267] [2024-11-14 03:29:56,798 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588527,588540] [2024-11-14 03:29:56,799 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i[588672,588685] [2024-11-14 03:29:56,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:29:57,041 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:29:57,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:29:57 WrapperNode [2024-11-14 03:29:57,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:29:57,044 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:29:57,044 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:29:57,044 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:29:57,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:29:57" (1/1) ... [2024-11-14 03:29:57,177 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:29:57" (1/1) ... [2024-11-14 03:29:57,511 INFO L138 Inliner]: procedures = 538, calls = 4324, calls flagged for inlining = 264, calls inlined = 251, statements flattened = 9102 [2024-11-14 03:29:57,512 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:29:57,512 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:29:57,512 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:29:57,513 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:29:57,522 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:29:57" (1/1) ... [2024-11-14 03:29:57,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:29:57" (1/1) ... [2024-11-14 03:29:57,580 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:29:57" (1/1) ... [2024-11-14 03:29:57,580 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:29:57" (1/1) ... [2024-11-14 03:29:57,849 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:29:57" (1/1) ... [2024-11-14 03:29:57,900 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:29:57" (1/1) ... [2024-11-14 03:29:58,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:29:57" (1/1) ... [2024-11-14 03:29:58,146 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:29:57" (1/1) ... [2024-11-14 03:29:58,225 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:29:58,226 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:29:58,227 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:29:58,227 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:29:58,228 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:29:57" (1/1) ... [2024-11-14 03:29:58,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:29:58,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:29:58,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:29:58,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe66edd-9d0a-4f61-8626-3160879c2f76/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:29:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure video_open [2024-11-14 03:29:58,301 INFO L138 BoogieDeclarations]: Found implementation of procedure video_open [2024-11-14 03:29:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-14 03:29:58,301 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-14 03:29:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2024-11-14 03:29:58,302 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2024-11-14 03:29:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_unregister_video [2024-11-14 03:29:58,302 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_unregister_video [2024-11-14 03:29:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_cap [2024-11-14 03:29:58,302 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_cap [2024-11-14 03:29:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-14 03:29:58,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-14 03:29:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_input [2024-11-14 03:29:58,303 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_input [2024-11-14 03:29:58,304 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2024-11-14 03:29:58,305 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2024-11-14 03:29:58,305 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_fmt_vid_cap [2024-11-14 03:29:58,305 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_fmt_vid_cap [2024-11-14 03:29:58,305 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-14 03:29:58,305 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-14 03:29:58,306 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_tvnorm [2024-11-14 03:29:58,306 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_tvnorm [2024-11-14 03:29:58,306 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_tvaudio [2024-11-14 03:29:58,306 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_tvaudio [2024-11-14 03:29:58,308 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_s_vid_ctrl [2024-11-14 03:29:58,308 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_s_vid_ctrl [2024-11-14 03:29:58,308 INFO L130 BoogieDeclarations]: Found specification of procedure res_free [2024-11-14 03:29:58,308 INFO L138 BoogieDeclarations]: Found implementation of procedure res_free [2024-11-14 03:29:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_slock_of_cx8800_dev [2024-11-14 03:29:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_slock_of_cx8800_dev [2024-11-14 03:29:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-14 03:29:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-14 03:29:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma [2024-11-14 03:29:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma [2024-11-14 03:29:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_shutdown [2024-11-14 03:29:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_shutdown [2024-11-14 03:29:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-14 03:29:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-14 03:29:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2024-11-14 03:29:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2024-11-14 03:29:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_newstation [2024-11-14 03:29:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_newstation [2024-11-14 03:29:58,309 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_std [2024-11-14 03:29:58,309 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_std [2024-11-14 03:29:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2024-11-14 03:29:58,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2024-11-14 03:29:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_vdev_init [2024-11-14 03:29:58,310 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_vdev_init [2024-11-14 03:29:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure video_mmap [2024-11-14 03:29:58,310 INFO L138 BoogieDeclarations]: Found implementation of procedure video_mmap [2024-11-14 03:29:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-14 03:29:58,310 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-14 03:29:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-14 03:29:58,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-14 03:29:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-14 03:29:58,311 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-14 03:29:58,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2024-11-14 03:29:58,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2024-11-14 03:29:58,311 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2024-11-14 03:29:58,311 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2024-11-14 03:29:58,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-14 03:29:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-14 03:29:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_poll [2024-11-14 03:29:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_poll [2024-11-14 03:29:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_frequency [2024-11-14 03:29:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_frequency [2024-11-14 03:29:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querybuf [2024-11-14 03:29:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querybuf [2024-11-14 03:29:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_register [2024-11-14 03:29:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_register [2024-11-14 03:29:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2024-11-14 03:29:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2024-11-14 03:29:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2024-11-14 03:29:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2024-11-14 03:29:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 03:29:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_stereo [2024-11-14 03:29:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_stereo [2024-11-14 03:29:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_vbi_fmt [2024-11-14 03:29:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_vbi_fmt [2024-11-14 03:29:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_102 [2024-11-14 03:29:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_102 [2024-11-14 03:29:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-14 03:29:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-14 03:29:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_audio_thread [2024-11-14 03:29:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2024-11-14 03:29:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2024-11-14 03:29:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2024-11-14 03:29:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2024-11-14 03:29:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-14 03:29:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2024-11-14 03:29:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2024-11-14 03:29:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-14 03:29:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-14 03:29:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_restart_vbi_queue [2024-11-14 03:29:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_restart_vbi_queue [2024-11-14 03:29:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 03:29:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_finidev [2024-11-14 03:29:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_finidev [2024-11-14 03:29:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-14 03:29:58,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-14 03:29:58,316 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2024-11-14 03:29:58,316 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2024-11-14 03:29:58,316 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_querycap [2024-11-14 03:29:58,316 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_querycap [2024-11-14 03:29:58,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-14 03:29:58,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-14 03:29:58,316 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_set_freq [2024-11-14 03:29:58,316 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_set_freq [2024-11-14 03:29:58,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-14 03:29:58,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-14 03:29:58,319 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_s_aud_ctrl [2024-11-14 03:29:58,319 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_s_aud_ctrl [2024-11-14 03:29:58,319 INFO L130 BoogieDeclarations]: Found specification of procedure video_read [2024-11-14 03:29:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure video_read [2024-11-14 03:29:58,320 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-14 03:29:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-14 03:29:58,320 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_video_mux [2024-11-14 03:29:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_video_mux [2024-11-14 03:29:58,320 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-14 03:29:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-14 03:29:58,320 INFO L130 BoogieDeclarations]: Found specification of procedure video_is_registered [2024-11-14 03:29:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure video_is_registered [2024-11-14 03:29:58,320 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2024-11-14 03:29:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2024-11-14 03:29:58,320 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2024-11-14 03:29:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2024-11-14 03:29:58,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 03:29:58,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-14 03:29:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-14 03:29:58,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-14 03:29:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-14 03:29:58,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-14 03:29:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-14 03:29:58,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-11-14 03:29:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-11-14 03:29:58,321 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_queue_sg_init [2024-11-14 03:29:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_queue_sg_init [2024-11-14 03:29:58,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:29:58,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-14 03:29:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-14 03:29:58,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 03:29:58,321 INFO L130 BoogieDeclarations]: Found specification of procedure video_release [2024-11-14 03:29:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure video_release [2024-11-14 03:29:58,321 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-14 03:29:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-14 03:29:58,321 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-14 03:29:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-14 03:29:58,322 INFO L130 BoogieDeclarations]: Found specification of procedure restart_video_queue [2024-11-14 03:29:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure restart_video_queue [2024-11-14 03:29:58,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-14 03:29:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-14 03:29:58,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-14 03:29:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-14 03:29:58,322 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2024-11-14 03:29:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2024-11-14 03:29:58,322 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_wakeup [2024-11-14 03:29:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_wakeup [2024-11-14 03:29:58,322 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-14 03:29:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-14 03:29:58,322 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_s_ctrl [2024-11-14 03:29:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_s_ctrl [2024-11-14 03:29:58,322 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-14 03:29:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-14 03:29:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_iolock [2024-11-14 03:29:58,325 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_iolock [2024-11-14 03:29:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_enum_input [2024-11-14 03:29:58,325 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_enum_input [2024-11-14 03:29:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_sram_channel_dump [2024-11-14 03:29:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_sram_channel_dump [2024-11-14 03:29:58,326 INFO L130 BoogieDeclarations]: Found specification of procedure video_set_drvdata [2024-11-14 03:29:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure video_set_drvdata [2024-11-14 03:29:58,326 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_tuner [2024-11-14 03:29:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_tuner [2024-11-14 03:29:58,326 INFO L130 BoogieDeclarations]: Found specification of procedure res_check [2024-11-14 03:29:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure res_check [2024-11-14 03:29:58,326 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2024-11-14 03:29:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2024-11-14 03:29:58,328 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_risc_buffer [2024-11-14 03:29:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_risc_buffer [2024-11-14 03:29:58,328 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2024-11-14 03:29:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2024-11-14 03:29:58,328 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-14 03:29:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-14 03:29:58,328 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2024-11-14 03:29:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2024-11-14 03:29:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:29:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:29:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_risc_stopper [2024-11-14 03:29:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_risc_stopper [2024-11-14 03:29:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-14 03:29:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-14 03:29:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-11-14 03:29:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-11-14 03:29:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 03:29:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-14 03:29:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-14 03:29:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_std [2024-11-14 03:29:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_std [2024-11-14 03:29:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2024-11-14 03:29:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2024-11-14 03:29:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_sram_channel_setup [2024-11-14 03:29:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_sram_channel_setup [2024-11-14 03:29:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_free_buffer [2024-11-14 03:29:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_free_buffer [2024-11-14 03:29:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2024-11-14 03:29:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2024-11-14 03:29:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-14 03:29:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-14 03:29:58,330 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_input [2024-11-14 03:29:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_input [2024-11-14 03:29:58,330 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-14 03:29:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-14 03:29:58,330 INFO L130 BoogieDeclarations]: Found specification of procedure res_get [2024-11-14 03:29:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure res_get [2024-11-14 03:29:58,330 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_mmap_free [2024-11-14 03:29:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_mmap_free [2024-11-14 03:29:58,330 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_resume [2024-11-14 03:29:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_resume [2024-11-14 03:29:58,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_cx8800_pci_driver_exit_15_2 [2024-11-14 03:29:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_cx8800_pci_driver_exit_15_2 [2024-11-14 03:29:58,330 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_frequency [2024-11-14 03:29:58,331 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_frequency [2024-11-14 03:29:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-11-14 03:29:58,331 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-11-14 03:29:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2024-11-14 03:29:58,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2024-11-14 03:29:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure video_poll [2024-11-14 03:29:58,331 INFO L138 BoogieDeclarations]: Found implementation of procedure video_poll [2024-11-14 03:29:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 03:29:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-14 03:29:58,334 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-14 03:29:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 03:29:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_core_put [2024-11-14 03:29:58,334 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_core_put [2024-11-14 03:29:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_find [2024-11-14 03:29:58,334 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_find [2024-11-14 03:29:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_100 [2024-11-14 03:29:58,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_100 [2024-11-14 03:29:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_release [2024-11-14 03:29:58,334 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_release [2024-11-14 03:29:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure start_video_dma [2024-11-14 03:29:58,334 INFO L138 BoogieDeclarations]: Found implementation of procedure start_video_dma [2024-11-14 03:29:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 03:29:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-14 03:29:58,334 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-14 03:29:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2024-11-14 03:29:58,334 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2024-11-14 03:29:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-14 03:29:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-14 03:29:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure get_queue [2024-11-14 03:29:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queue [2024-11-14 03:29:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-14 03:29:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-14 03:29:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-14 03:29:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-14 03:29:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-14 03:29:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-14 03:29:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-14 03:29:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-14 03:29:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2024-11-14 03:29:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2024-11-14 03:29:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-14 03:29:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-14 03:29:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querycap [2024-11-14 03:29:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querycap [2024-11-14 03:29:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2024-11-14 03:29:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2024-11-14 03:29:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-14 03:29:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-14 03:29:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 03:29:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-14 03:29:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-14 03:29:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_101 [2024-11-14 03:29:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_101 [2024-11-14 03:29:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_input [2024-11-14 03:29:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_input [2024-11-14 03:29:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-11-14 03:29:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-11-14 03:29:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_tuner [2024-11-14 03:29:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_tuner [2024-11-14 03:29:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-14 03:29:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-14 03:29:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_start_vbi_dma [2024-11-14 03:29:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_start_vbi_dma [2024-11-14 03:29:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_ir_stop [2024-11-14 03:29:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_ir_stop [2024-11-14 03:29:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_register [2024-11-14 03:29:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_register [2024-11-14 03:29:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-14 03:29:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-14 03:29:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-11-14 03:29:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-11-14 03:29:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-14 03:29:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-14 03:29:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxw [2024-11-14 03:29:58,337 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxw [2024-11-14 03:29:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-14 03:29:58,337 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-14 03:29:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxh [2024-11-14 03:29:58,337 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxh [2024-11-14 03:29:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure get_resource [2024-11-14 03:29:58,337 INFO L138 BoogieDeclarations]: Found implementation of procedure get_resource [2024-11-14 03:29:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-14 03:29:58,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-14 03:29:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-14 03:29:58,337 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-14 03:29:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure cx8800_initdev [2024-11-14 03:29:58,340 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8800_initdev [2024-11-14 03:29:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:29:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_slock_of_cx8800_dev [2024-11-14 03:29:58,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_slock_of_cx8800_dev [2024-11-14 03:29:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-14 03:29:58,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-14 03:30:00,110 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:30:00,114 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:30:00,633 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-14 03:30:25,723 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-14 03:30:29,435 INFO L? ?]: Removed 3797 outVars from TransFormulas that were not future-live. [2024-11-14 03:30:29,435 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:30:34,604 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:30:34,605 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-14 03:30:34,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:30:34 BoogieIcfgContainer [2024-11-14 03:30:34,606 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:30:34,608 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:30:34,608 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:30:34,615 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:30:34,615 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:29:50" (1/3) ... [2024-11-14 03:30:34,617 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c23dd97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:30:34, skipping insertion in model container [2024-11-14 03:30:34,617 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:29:57" (2/3) ... [2024-11-14 03:30:34,617 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c23dd97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:30:34, skipping insertion in model container [2024-11-14 03:30:34,617 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:30:34" (3/3) ... [2024-11-14 03:30:34,620 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2024-11-14 03:30:34,641 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:30:34,643 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-cx88-cx8800.cil.i that has 150 procedures, 2371 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2024-11-14 03:30:34,755 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:30:34,767 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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;@4518c748, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:30:34,767 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:30:34,777 INFO L276 IsEmpty]: Start isEmpty. Operand has 2369 states, 1408 states have (on average 1.2954545454545454) internal successors, (1824), 1422 states have internal predecessors, (1824), 812 states have call successors, (812), 149 states have call predecessors, (812), 148 states have return successors, (805), 804 states have call predecessors, (805), 805 states have call successors, (805) [2024-11-14 03:30:34,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2024-11-14 03:30:34,827 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:30:34,828 INFO L215 NwaCegarLoop]: trace histogram [50, 49, 49, 49, 49, 49, 49, 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, 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] [2024-11-14 03:30:34,828 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting kzallocErr0ASSERT_VIOLATIONERROR_FUNCTION === [kzallocErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:30:34,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:30:34,833 INFO L85 PathProgramCache]: Analyzing trace with hash -754090392, now seen corresponding path program 1 times [2024-11-14 03:30:34,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:30:34,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666352793] [2024-11-14 03:30:34,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:30:34,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:34:19,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:34:26,501 INFO L134 CoverageAnalysis]: Checked inductivity of 9506 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9506 trivial. 0 not checked. [2024-11-14 03:34:26,503 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:34:26,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666352793] [2024-11-14 03:34:26,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666352793] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:34:26,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:34:26,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:34:26,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118251838] [2024-11-14 03:34:26,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:34:26,516 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:34:26,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:34:26,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:34:26,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:34:26,658 INFO L87 Difference]: Start difference. First operand has 2369 states, 1408 states have (on average 1.2954545454545454) internal successors, (1824), 1422 states have internal predecessors, (1824), 812 states have call successors, (812), 149 states have call predecessors, (812), 148 states have return successors, (805), 804 states have call predecessors, (805), 805 states have call successors, (805) Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (55), 2 states have call predecessors, (55), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2024-11-14 03:34:31,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.85s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:34:37,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:34:38,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:34:58,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 03:35:02,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:35:02,604 INFO L93 Difference]: Finished difference Result 6718 states and 9784 transitions. [2024-11-14 03:35:02,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:35:02,606 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (55), 2 states have call predecessors, (55), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 523 [2024-11-14 03:35:02,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:35:02,679 INFO L225 Difference]: With dead ends: 6718 [2024-11-14 03:35:02,679 INFO L226 Difference]: Without dead ends: 4360 [2024-11-14 03:35:02,706 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:35:02,712 INFO L432 NwaCegarLoop]: 2939 mSDtfsCounter, 2972 mSDsluCounter, 2867 mSDsCounter, 0 mSdLazyCounter, 1072 mSolverCounterSat, 17 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2972 SdHoareTripleChecker+Valid, 5806 SdHoareTripleChecker+Invalid, 1092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 1072 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:35:02,715 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2972 Valid, 5806 Invalid, 1092 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 1072 Invalid, 3 Unknown, 0 Unchecked, 35.4s Time] [2024-11-14 03:35:02,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4360 states. [2024-11-14 03:35:03,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4360 to 4356. [2024-11-14 03:35:03,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4356 states, 2622 states have (on average 1.2906178489702518) internal successors, (3384), 2650 states have internal predecessors, (3384), 1441 states have call successors, (1441), 292 states have call predecessors, (1441), 292 states have return successors, (1441), 1437 states have call predecessors, (1441), 1441 states have call successors, (1441) [2024-11-14 03:35:03,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4356 states to 4356 states and 6266 transitions. [2024-11-14 03:35:03,269 INFO L78 Accepts]: Start accepts. Automaton has 4356 states and 6266 transitions. Word has length 523 [2024-11-14 03:35:03,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:35:03,274 INFO L471 AbstractCegarLoop]: Abstraction has 4356 states and 6266 transitions. [2024-11-14 03:35:03,275 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (55), 2 states have call predecessors, (55), 1 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2024-11-14 03:35:03,275 INFO L276 IsEmpty]: Start isEmpty. Operand 4356 states and 6266 transitions. [2024-11-14 03:35:03,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2024-11-14 03:35:03,310 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:35:03,311 INFO L215 NwaCegarLoop]: trace histogram [50, 49, 49, 49, 49, 49, 49, 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, 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] [2024-11-14 03:35:03,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:35:03,312 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting kzallocErr0ASSERT_VIOLATIONERROR_FUNCTION === [kzallocErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:35:03,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:35:03,313 INFO L85 PathProgramCache]: Analyzing trace with hash 64857296, now seen corresponding path program 1 times [2024-11-14 03:35:03,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:35:03,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690710860] [2024-11-14 03:35:03,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:35:03,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:39:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:57,779 INFO L134 CoverageAnalysis]: Checked inductivity of 9506 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9506 trivial. 0 not checked. [2024-11-14 03:39:57,780 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:39:57,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690710860] [2024-11-14 03:39:57,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690710860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:39:57,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:39:57,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:39:57,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383162403] [2024-11-14 03:39:57,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:39:57,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:39:57,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:39:57,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:39:57,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:39:57,785 INFO L87 Difference]: Start difference. First operand 4356 states and 6266 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (55), 2 states have call predecessors, (55), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2024-11-14 03:40:02,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:40:08,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:40:10,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:40:22,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:40:34,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:40:34,141 INFO L93 Difference]: Finished difference Result 12554 states and 18044 transitions. [2024-11-14 03:40:34,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:40:34,142 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (55), 2 states have call predecessors, (55), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 528 [2024-11-14 03:40:34,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:40:34,223 INFO L225 Difference]: With dead ends: 12554 [2024-11-14 03:40:34,223 INFO L226 Difference]: Without dead ends: 8297 [2024-11-14 03:40:34,414 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:40:34,416 INFO L432 NwaCegarLoop]: 2998 mSDtfsCounter, 2944 mSDsluCounter, 2820 mSDsCounter, 0 mSdLazyCounter, 1063 mSolverCounterSat, 15 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2944 SdHoareTripleChecker+Valid, 5818 SdHoareTripleChecker+Invalid, 1080 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1063 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.9s IncrementalHoareTripleChecker+Time [2024-11-14 03:40:34,416 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2944 Valid, 5818 Invalid, 1080 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1063 Invalid, 2 Unknown, 0 Unchecked, 35.9s Time] [2024-11-14 03:40:34,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8297 states. [2024-11-14 03:40:34,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8297 to 8293. [2024-11-14 03:40:34,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8293 states, 5027 states have (on average 1.2936144817982893) internal successors, (6503), 5081 states have internal predecessors, (6503), 2695 states have call successors, (2695), 570 states have call predecessors, (2695), 570 states have return successors, (2695), 2685 states have call predecessors, (2695), 2695 states have call successors, (2695) [2024-11-14 03:40:35,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8293 states to 8293 states and 11893 transitions. [2024-11-14 03:40:35,027 INFO L78 Accepts]: Start accepts. Automaton has 8293 states and 11893 transitions. Word has length 528 [2024-11-14 03:40:35,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:40:35,031 INFO L471 AbstractCegarLoop]: Abstraction has 8293 states and 11893 transitions. [2024-11-14 03:40:35,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (55), 2 states have call predecessors, (55), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2024-11-14 03:40:35,032 INFO L276 IsEmpty]: Start isEmpty. Operand 8293 states and 11893 transitions. [2024-11-14 03:40:35,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 543 [2024-11-14 03:40:35,058 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:40:35,058 INFO L215 NwaCegarLoop]: trace histogram [51, 49, 49, 49, 49, 49, 49, 2, 2, 2, 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, 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] [2024-11-14 03:40:35,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 03:40:35,059 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting kzallocErr0ASSERT_VIOLATIONERROR_FUNCTION === [kzallocErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:40:35,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:40:35,061 INFO L85 PathProgramCache]: Analyzing trace with hash 19498327, now seen corresponding path program 1 times [2024-11-14 03:40:35,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:40:35,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117404785] [2024-11-14 03:40:35,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:40:35,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms