./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-net-can-mcp251x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ffc255-5b94-408f-86be-2b69221cacca/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ffc255-5b94-408f-86be-2b69221cacca/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ffc255-5b94-408f-86be-2b69221cacca/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ffc255-5b94-408f-86be-2b69221cacca/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ffc255-5b94-408f-86be-2b69221cacca/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ffc255-5b94-408f-86be-2b69221cacca/bin/uautomizer-verify-aQ6SnzHsRB --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 34736e16fed7ff8cc88604084fa777d707e75948c95ce657a43a86ad92782d71 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:24:26,538 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:24:26,605 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ffc255-5b94-408f-86be-2b69221cacca/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 05:24:26,612 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:24:26,613 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:24:26,658 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:24:26,659 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:24:26,659 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:24:26,659 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:24:26,660 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:24:26,660 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:24:26,660 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:24:26,660 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:24:26,660 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:24:26,660 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:24:26,661 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:24:26,661 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:24:26,665 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:24:26,665 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:24:26,665 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:24:26,665 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:24:26,665 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:24:26,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:24:26,666 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:24:26,666 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:24:26,666 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:24:26,666 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:24:26,666 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:24:26,666 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:24:26,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:24:26,666 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:24:26,666 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:24:26,667 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:24:26,667 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:24:26,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:24:26,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:24:26,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:24:26,667 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:24:26,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:24:26,667 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 05:24:26,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 05:24:26,668 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:24:26,668 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:24:26,670 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:24:26,670 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:24:26,671 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_04ffc255-5b94-408f-86be-2b69221cacca/bin/uautomizer-verify-aQ6SnzHsRB 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34736e16fed7ff8cc88604084fa777d707e75948c95ce657a43a86ad92782d71 [2024-11-28 05:24:26,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:24:27,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:24:27,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:24:27,006 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:24:27,006 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:24:27,010 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ffc255-5b94-408f-86be-2b69221cacca/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i [2024-11-28 05:24:30,013 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ffc255-5b94-408f-86be-2b69221cacca/bin/uautomizer-verify-aQ6SnzHsRB/data/929328079/86cb9c394566496dba164c3e86a5b1ba/FLAG0e20da502 [2024-11-28 05:24:30,749 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:24:30,749 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ffc255-5b94-408f-86be-2b69221cacca/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i [2024-11-28 05:24:30,813 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ffc255-5b94-408f-86be-2b69221cacca/bin/uautomizer-verify-aQ6SnzHsRB/data/929328079/86cb9c394566496dba164c3e86a5b1ba/FLAG0e20da502 [2024-11-28 05:24:30,838 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ffc255-5b94-408f-86be-2b69221cacca/bin/uautomizer-verify-aQ6SnzHsRB/data/929328079/86cb9c394566496dba164c3e86a5b1ba [2024-11-28 05:24:30,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:24:30,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:24:30,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:24:30,846 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:24:30,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:24:30,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:30" (1/1) ... [2024-11-28 05:24:30,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@616b0d3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:30, skipping insertion in model container [2024-11-28 05:24:30,854 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:30" (1/1) ... [2024-11-28 05:24:30,976 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:24:33,144 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_04ffc255-5b94-408f-86be-2b69221cacca/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278128,278141] [2024-11-28 05:24:33,148 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_04ffc255-5b94-408f-86be-2b69221cacca/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278294,278307] [2024-11-28 05:24:33,152 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_04ffc255-5b94-408f-86be-2b69221cacca/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278458,278471] [2024-11-28 05:24:33,153 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_04ffc255-5b94-408f-86be-2b69221cacca/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278623,278636] [2024-11-28 05:24:33,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:24:33,310 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:24:33,479 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"); [5334] [2024-11-28 05:24:33,482 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; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5341] [2024-11-28 05:24:33,482 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5348] [2024-11-28 05:24:33,486 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 *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/d4e00c1/linux-kernel-locking-mutex/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5388-5389] [2024-11-28 05:24:33,487 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5394-5396] [2024-11-28 05:24:33,767 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_04ffc255-5b94-408f-86be-2b69221cacca/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278128,278141] [2024-11-28 05:24:33,767 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_04ffc255-5b94-408f-86be-2b69221cacca/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278294,278307] [2024-11-28 05:24:33,767 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_04ffc255-5b94-408f-86be-2b69221cacca/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278458,278471] [2024-11-28 05:24:33,769 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_04ffc255-5b94-408f-86be-2b69221cacca/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278623,278636] [2024-11-28 05:24:33,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:24:33,955 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:24:33,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:33 WrapperNode [2024-11-28 05:24:33,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:24:33,958 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:24:33,958 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:24:33,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:24:33,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:33" (1/1) ... [2024-11-28 05:24:34,065 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:33" (1/1) ... [2024-11-28 05:24:34,359 INFO L138 Inliner]: procedures = 340, calls = 2037, calls flagged for inlining = 199, calls inlined = 180, statements flattened = 5303 [2024-11-28 05:24:34,361 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:24:34,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:24:34,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:24:34,362 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:24:34,375 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:33" (1/1) ... [2024-11-28 05:24:34,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:33" (1/1) ... [2024-11-28 05:24:34,435 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:33" (1/1) ... [2024-11-28 05:24:35,366 INFO L175 MemorySlicer]: Split 1271 memory accesses to 21 slices as follows [1, 10, 2, 8, 28, 8, 12, 12, 1084, 3, 2, 25, 3, 7, 3, 40, 8, 1, 1, 11, 2]. 85 percent of accesses are in the largest equivalence class. The 728 initializations are split as follows [0, 0, 0, 8, 0, 8, 12, 0, 686, 3, 0, 0, 0, 0, 0, 0, 8, 0, 1, 0, 2]. The 270 writes are split as follows [0, 2, 1, 0, 28, 0, 0, 0, 206, 0, 1, 23, 0, 6, 2, 0, 0, 0, 0, 1, 0]. [2024-11-28 05:24:35,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:33" (1/1) ... [2024-11-28 05:24:35,370 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:33" (1/1) ... [2024-11-28 05:24:35,574 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:33" (1/1) ... [2024-11-28 05:24:35,587 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:33" (1/1) ... [2024-11-28 05:24:35,624 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:33" (1/1) ... [2024-11-28 05:24:35,665 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:33" (1/1) ... [2024-11-28 05:24:35,686 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:33" (1/1) ... [2024-11-28 05:24:35,754 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:24:35,755 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:24:35,755 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:24:35,756 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:24:35,757 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:33" (1/1) ... [2024-11-28 05:24:35,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:24:35,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ffc255-5b94-408f-86be-2b69221cacca/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:24:35,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ffc255-5b94-408f-86be-2b69221cacca/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:24:35,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ffc255-5b94-408f-86be-2b69221cacca/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:24:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 05:24:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 05:24:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 05:24:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 05:24:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 05:24:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 05:24:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 05:24:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 05:24:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 05:24:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-28 05:24:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-28 05:24:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-28 05:24:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-28 05:24:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-28 05:24:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-28 05:24:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-28 05:24:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-28 05:24:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-28 05:24:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-28 05:24:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-28 05:24:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-28 05:24:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 05:24:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 05:24:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 05:24:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 05:24:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 05:24:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 05:24:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 05:24:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 05:24:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 05:24:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 05:24:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 05:24:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 05:24:35,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 05:24:35,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 05:24:35,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 05:24:35,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 05:24:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 05:24:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-28 05:24:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-28 05:24:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-28 05:24:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-28 05:24:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 05:24:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 05:24:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 05:24:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 05:24:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-28 05:24:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-28 05:24:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2024-11-28 05:24:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2024-11-28 05:24:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 05:24:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 05:24:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open_clean [2024-11-28 05:24:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open_clean [2024-11-28 05:24:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-28 05:24:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-28 05:24:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2024-11-28 05:24:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2024-11-28 05:24:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_spi_trans [2024-11-28 05:24:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_spi_trans [2024-11-28 05:24:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2024-11-28 05:24:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2024-11-28 05:24:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2024-11-28 05:24:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2024-11-28 05:24:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_reg [2024-11-28 05:24:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_reg [2024-11-28 05:24:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-28 05:24:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 05:24:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 05:24:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 05:24:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-28 05:24:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-28 05:24:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-28 05:24:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-28 05:24:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-28 05:24:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_stop [2024-11-28 05:24:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_stop [2024-11-28 05:24:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_bits [2024-11-28 05:24:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_bits [2024-11-28 05:24:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 05:24:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 05:24:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-28 05:24:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-28 05:24:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2024-11-28 05:24:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2024-11-28 05:24:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2024-11-28 05:24:35,858 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2024-11-28 05:24:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 05:24:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 05:24:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 05:24:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 05:24:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 05:24:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 05:24:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 05:24:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 05:24:35,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2024-11-28 05:24:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2024-11-28 05:24:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-28 05:24:35,859 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-28 05:24:35,859 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-28 05:24:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-28 05:24:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-28 05:24:35,863 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-28 05:24:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2024-11-28 05:24:35,863 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2024-11-28 05:24:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-28 05:24:35,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-28 05:24:35,864 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-11-28 05:24:35,864 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-11-28 05:24:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2024-11-28 05:24:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2024-11-28 05:24:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2024-11-28 05:24:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2024-11-28 05:24:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-28 05:24:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-28 05:24:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2024-11-28 05:24:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2024-11-28 05:24:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2024-11-28 05:24:35,865 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2024-11-28 05:24:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 05:24:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 05:24:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 05:24:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 05:24:35,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_set_normal_mode [2024-11-28 05:24:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_set_normal_mode [2024-11-28 05:24:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-28 05:24:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_remove [2024-11-28 05:24:35,867 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_remove [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 05:24:35,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 05:24:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 05:24:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 05:24:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-28 05:24:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-28 05:24:35,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-28 05:24:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-28 05:24:35,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-28 05:24:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-28 05:24:35,871 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-28 05:24:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_error_skb [2024-11-28 05:24:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_error_skb [2024-11-28 05:24:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_sleep [2024-11-28 05:24:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_sleep [2024-11-28 05:24:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-28 05:24:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-28 05:24:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 05:24:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 05:24:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 05:24:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 05:24:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 05:24:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 05:24:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 05:24:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 05:24:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 05:24:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 05:24:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 05:24:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 05:24:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 05:24:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 05:24:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 05:24:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 05:24:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 05:24:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 05:24:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 05:24:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-28 05:24:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-28 05:24:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-28 05:24:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-28 05:24:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_clean [2024-11-28 05:24:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_clean [2024-11-28 05:24:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2024-11-28 05:24:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2024-11-28 05:24:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-28 05:24:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-28 05:24:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-28 05:24:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-28 05:24:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-28 05:24:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-28 05:24:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-28 05:24:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-28 05:24:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-28 05:24:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-28 05:24:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-28 05:24:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-28 05:24:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-28 05:24:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-28 05:24:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-28 05:24:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-28 05:24:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-28 05:24:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-28 05:24:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-28 05:24:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-28 05:24:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-28 05:24:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-28 05:24:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-28 05:24:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-28 05:24:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-28 05:24:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-28 05:24:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-28 05:24:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-28 05:24:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-28 05:24:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-28 05:24:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-28 05:24:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-28 05:24:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-28 05:24:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-28 05:24:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-28 05:24:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-28 05:24:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-28 05:24:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-28 05:24:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-28 05:24:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-28 05:24:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-28 05:24:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-28 05:24:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-28 05:24:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-28 05:24:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_power_enable [2024-11-28 05:24:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_power_enable [2024-11-28 05:24:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-28 05:24:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-28 05:24:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_suspend [2024-11-28 05:24:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_suspend [2024-11-28 05:24:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 05:24:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 05:24:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-28 05:24:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mcp_lock_of_mcp251x_priv [2024-11-28 05:24:35,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mcp_lock_of_mcp251x_priv [2024-11-28 05:24:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open [2024-11-28 05:24:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open [2024-11-28 05:24:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_probe [2024-11-28 05:24:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_probe [2024-11-28 05:24:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mcp_lock_of_mcp251x_priv [2024-11-28 05:24:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mcp_lock_of_mcp251x_priv [2024-11-28 05:24:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 05:24:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 05:24:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_resume [2024-11-28 05:24:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_resume [2024-11-28 05:24:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 05:24:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-28 05:24:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-28 05:24:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-28 05:24:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-28 05:24:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2024-11-28 05:24:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2024-11-28 05:24:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-11-28 05:24:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-11-28 05:24:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_reset [2024-11-28 05:24:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_reset [2024-11-28 05:24:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 05:24:35,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-28 05:24:35,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-28 05:24:35,886 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2024-11-28 05:24:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2024-11-28 05:24:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 05:24:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 05:24:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-28 05:24:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-28 05:24:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2024-11-28 05:24:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2024-11-28 05:24:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-28 05:24:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-28 05:24:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_setup [2024-11-28 05:24:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_setup [2024-11-28 05:24:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-28 05:24:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-28 05:24:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2024-11-28 05:24:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2024-11-28 05:24:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-11-28 05:24:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-11-28 05:24:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-28 05:24:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-28 05:24:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx [2024-11-28 05:24:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx [2024-11-28 05:24:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_is_2510 [2024-11-28 05:24:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_is_2510 [2024-11-28 05:24:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 05:24:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 05:24:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 05:24:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 05:24:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 05:24:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 05:24:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 05:24:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 05:24:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 05:24:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 05:24:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 05:24:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 05:24:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 05:24:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 05:24:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 05:24:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 05:24:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 05:24:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 05:24:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 05:24:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-28 05:24:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-28 05:24:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2024-11-28 05:24:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2024-11-28 05:24:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_reg [2024-11-28 05:24:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_reg [2024-11-28 05:24:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2024-11-28 05:24:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2024-11-28 05:24:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-28 05:24:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-28 05:24:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:24:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:24:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-28 05:24:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-28 05:24:36,983 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:24:36,988 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:24:38,123 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 05:24:51,805 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-28 05:24:52,537 INFO L? ?]: Removed 2142 outVars from TransFormulas that were not future-live. [2024-11-28 05:24:52,537 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:24:52,580 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:24:52,580 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 05:24:52,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:52 BoogieIcfgContainer [2024-11-28 05:24:52,581 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:24:52,583 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:24:52,583 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:24:52,588 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:24:52,589 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:24:30" (1/3) ... [2024-11-28 05:24:52,589 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@765da688 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:52, skipping insertion in model container [2024-11-28 05:24:52,590 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:33" (2/3) ... [2024-11-28 05:24:52,590 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@765da688 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:52, skipping insertion in model container [2024-11-28 05:24:52,590 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:52" (3/3) ... [2024-11-28 05:24:52,591 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i [2024-11-28 05:24:52,608 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:24:52,611 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i that has 100 procedures, 1795 locations, 1 initial locations, 43 loop locations, and 3 error locations. [2024-11-28 05:24:52,737 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:24:52,753 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2bb955e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:24:52,753 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-28 05:24:52,764 INFO L276 IsEmpty]: Start isEmpty. Operand has 1693 states, 1243 states have (on average 1.3242156074014482) internal successors, (1646), 1266 states have internal predecessors, (1646), 369 states have call successors, (369), 79 states have call predecessors, (369), 78 states have return successors, (360), 354 states have call predecessors, (360), 360 states have call successors, (360) [2024-11-28 05:24:52,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 05:24:52,794 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:24:52,795 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:24:52,796 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 05:24:52,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:24:52,803 INFO L85 PathProgramCache]: Analyzing trace with hash 415992281, now seen corresponding path program 1 times [2024-11-28 05:24:52,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:24:52,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870340393] [2024-11-28 05:24:52,812 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:24:52,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:25:00,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:25:01,834 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-28 05:25:01,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:25:01,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870340393] [2024-11-28 05:25:01,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870340393] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:25:01,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:25:01,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:25:01,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267492921] [2024-11-28 05:25:01,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:25:01,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:25:01,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:25:01,871 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:25:01,872 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:25:01,879 INFO L87 Difference]: Start difference. First operand has 1693 states, 1243 states have (on average 1.3242156074014482) internal successors, (1646), 1266 states have internal predecessors, (1646), 369 states have call successors, (369), 79 states have call predecessors, (369), 78 states have return successors, (360), 354 states have call predecessors, (360), 360 states have call successors, (360) Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-28 05:25:05,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:25:06,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:25:06,521 INFO L93 Difference]: Finished difference Result 4728 states and 6765 transitions. [2024-11-28 05:25:06,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:25:06,524 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 149 [2024-11-28 05:25:06,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:25:06,582 INFO L225 Difference]: With dead ends: 4728 [2024-11-28 05:25:06,583 INFO L226 Difference]: Without dead ends: 3044 [2024-11-28 05:25:06,599 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:25:06,604 INFO L435 NwaCegarLoop]: 2376 mSDtfsCounter, 1956 mSDsluCounter, 2281 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1956 SdHoareTripleChecker+Valid, 4657 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-28 05:25:06,608 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1956 Valid, 4657 Invalid, 29 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 20 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-28 05:25:06,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3044 states. [2024-11-28 05:25:06,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3044 to 3025. [2024-11-28 05:25:06,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3025 states, 2213 states have (on average 1.2950745594215995) internal successors, (2866), 2258 states have internal predecessors, (2866), 660 states have call successors, (660), 153 states have call predecessors, (660), 149 states have return successors, (698), 636 states have call predecessors, (698), 656 states have call successors, (698) [2024-11-28 05:25:06,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 3025 states and 4224 transitions. [2024-11-28 05:25:06,951 INFO L78 Accepts]: Start accepts. Automaton has 3025 states and 4224 transitions. Word has length 149 [2024-11-28 05:25:06,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:25:06,953 INFO L471 AbstractCegarLoop]: Abstraction has 3025 states and 4224 transitions. [2024-11-28 05:25:06,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-28 05:25:06,953 INFO L276 IsEmpty]: Start isEmpty. Operand 3025 states and 4224 transitions. [2024-11-28 05:25:06,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-28 05:25:06,962 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:25:06,962 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:25:06,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 05:25:06,962 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 05:25:06,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:25:06,963 INFO L85 PathProgramCache]: Analyzing trace with hash -1267595525, now seen corresponding path program 1 times [2024-11-28 05:25:06,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:25:06,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167539217] [2024-11-28 05:25:06,963 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:25:06,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:25:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:25:14,210 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-28 05:25:14,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:25:14,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167539217] [2024-11-28 05:25:14,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167539217] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:25:14,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:25:14,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:25:14,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123182512] [2024-11-28 05:25:14,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:25:14,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:25:14,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:25:14,216 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:25:14,218 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:25:14,218 INFO L87 Difference]: Start difference. First operand 3025 states and 4224 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-28 05:25:18,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:25:18,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:25:18,838 INFO L93 Difference]: Finished difference Result 8882 states and 12411 transitions. [2024-11-28 05:25:18,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:25:18,839 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 151 [2024-11-28 05:25:18,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:25:18,890 INFO L225 Difference]: With dead ends: 8882 [2024-11-28 05:25:18,890 INFO L226 Difference]: Without dead ends: 5884 [2024-11-28 05:25:18,907 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:25:18,908 INFO L435 NwaCegarLoop]: 2336 mSDtfsCounter, 2196 mSDsluCounter, 2264 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2196 SdHoareTripleChecker+Valid, 4600 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-28 05:25:18,909 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2196 Valid, 4600 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-28 05:25:18,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5884 states. [2024-11-28 05:25:19,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5884 to 5880. [2024-11-28 05:25:19,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5880 states, 4318 states have (on average 1.296201945345067) internal successors, (5597), 4400 states have internal predecessors, (5597), 1264 states have call successors, (1264), 302 states have call predecessors, (1264), 295 states have return successors, (1344), 1223 states have call predecessors, (1344), 1260 states have call successors, (1344) [2024-11-28 05:25:19,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5880 states to 5880 states and 8205 transitions. [2024-11-28 05:25:19,280 INFO L78 Accepts]: Start accepts. Automaton has 5880 states and 8205 transitions. Word has length 151 [2024-11-28 05:25:19,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:25:19,282 INFO L471 AbstractCegarLoop]: Abstraction has 5880 states and 8205 transitions. [2024-11-28 05:25:19,282 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-28 05:25:19,282 INFO L276 IsEmpty]: Start isEmpty. Operand 5880 states and 8205 transitions. [2024-11-28 05:25:19,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-28 05:25:19,287 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:25:19,287 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:25:19,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 05:25:19,290 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 05:25:19,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:25:19,291 INFO L85 PathProgramCache]: Analyzing trace with hash -1520219222, now seen corresponding path program 1 times [2024-11-28 05:25:19,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:25:19,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467616707] [2024-11-28 05:25:19,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:25:19,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:25:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:25:26,728 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-28 05:25:26,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:25:26,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467616707] [2024-11-28 05:25:26,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467616707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:25:26,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:25:26,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:25:26,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587844583] [2024-11-28 05:25:26,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:25:26,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:25:26,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:25:26,729 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:25:26,729 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:25:26,730 INFO L87 Difference]: Start difference. First operand 5880 states and 8205 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-28 05:25:30,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:25:31,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:25:31,982 INFO L93 Difference]: Finished difference Result 16914 states and 23579 transitions. [2024-11-28 05:25:31,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:25:31,983 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 151 [2024-11-28 05:25:31,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:25:32,070 INFO L225 Difference]: With dead ends: 16914 [2024-11-28 05:25:32,070 INFO L226 Difference]: Without dead ends: 11061 [2024-11-28 05:25:32,103 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:25:32,104 INFO L435 NwaCegarLoop]: 2357 mSDtfsCounter, 2022 mSDsluCounter, 2227 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2022 SdHoareTripleChecker+Valid, 4584 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-28 05:25:32,106 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2022 Valid, 4584 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-28 05:25:32,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11061 states. [2024-11-28 05:25:32,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11061 to 11036. [2024-11-28 05:25:32,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11036 states, 8066 states have (on average 1.2902305975700472) internal successors, (10407), 8236 states have internal predecessors, (10407), 2382 states have call successors, (2382), 598 states have call predecessors, (2382), 585 states have return successors, (2482), 2293 states have call predecessors, (2482), 2378 states have call successors, (2482) [2024-11-28 05:25:32,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11036 states to 11036 states and 15271 transitions. [2024-11-28 05:25:32,725 INFO L78 Accepts]: Start accepts. Automaton has 11036 states and 15271 transitions. Word has length 151 [2024-11-28 05:25:32,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:25:32,725 INFO L471 AbstractCegarLoop]: Abstraction has 11036 states and 15271 transitions. [2024-11-28 05:25:32,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-28 05:25:32,726 INFO L276 IsEmpty]: Start isEmpty. Operand 11036 states and 15271 transitions. [2024-11-28 05:25:32,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-28 05:25:32,732 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:25:32,732 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:25:32,732 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 05:25:32,733 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 05:25:32,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:25:32,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1075175854, now seen corresponding path program 1 times [2024-11-28 05:25:32,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:25:32,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587694564] [2024-11-28 05:25:32,733 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:25:32,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:25:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:25:40,031 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-28 05:25:40,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:25:40,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587694564] [2024-11-28 05:25:40,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587694564] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:25:40,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:25:40,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:25:40,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524169598] [2024-11-28 05:25:40,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:25:40,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:25:40,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:25:40,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:25:40,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:25:40,034 INFO L87 Difference]: Start difference. First operand 11036 states and 15271 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-28 05:25:44,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:25:45,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:25:45,065 INFO L93 Difference]: Finished difference Result 26646 states and 36779 transitions. [2024-11-28 05:25:45,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:25:45,065 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 152 [2024-11-28 05:25:45,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:25:45,218 INFO L225 Difference]: With dead ends: 26646 [2024-11-28 05:25:45,219 INFO L226 Difference]: Without dead ends: 15637 [2024-11-28 05:25:45,277 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:25:45,280 INFO L435 NwaCegarLoop]: 2347 mSDtfsCounter, 2146 mSDsluCounter, 2268 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2146 SdHoareTripleChecker+Valid, 4615 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-28 05:25:45,281 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2146 Valid, 4615 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 61 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-28 05:25:45,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15637 states. [2024-11-28 05:25:45,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15637 to 15612. [2024-11-28 05:25:45,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15612 states, 11390 states have (on average 1.2819139596136961) internal successors, (14601), 11638 states have internal predecessors, (14601), 3348 states have call successors, (3348), 890 states have call predecessors, (3348), 871 states have return successors, (3492), 3205 states have call predecessors, (3492), 3344 states have call successors, (3492) [2024-11-28 05:25:46,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15612 states to 15612 states and 21441 transitions. [2024-11-28 05:25:46,098 INFO L78 Accepts]: Start accepts. Automaton has 15612 states and 21441 transitions. Word has length 152 [2024-11-28 05:25:46,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:25:46,099 INFO L471 AbstractCegarLoop]: Abstraction has 15612 states and 21441 transitions. [2024-11-28 05:25:46,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-28 05:25:46,100 INFO L276 IsEmpty]: Start isEmpty. Operand 15612 states and 21441 transitions. [2024-11-28 05:25:46,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-28 05:25:46,104 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:25:46,104 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:25:46,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 05:25:46,104 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 05:25:46,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:25:46,105 INFO L85 PathProgramCache]: Analyzing trace with hash 1142865458, now seen corresponding path program 1 times [2024-11-28 05:25:46,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:25:46,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763481415] [2024-11-28 05:25:46,105 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:25:46,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:25:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:25:53,480 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-28 05:25:53,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:25:53,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763481415] [2024-11-28 05:25:53,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763481415] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:25:53,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:25:53,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:25:53,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334287217] [2024-11-28 05:25:53,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:25:53,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:25:53,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:25:53,481 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:25:53,481 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:25:53,482 INFO L87 Difference]: Start difference. First operand 15612 states and 21441 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 05:25:57,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:25:58,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:25:58,712 INFO L93 Difference]: Finished difference Result 46230 states and 63799 transitions. [2024-11-28 05:25:58,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:25:58,713 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 160 [2024-11-28 05:25:58,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:25:58,912 INFO L225 Difference]: With dead ends: 46230 [2024-11-28 05:25:58,912 INFO L226 Difference]: Without dead ends: 30645 [2024-11-28 05:25:58,971 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:25:58,972 INFO L435 NwaCegarLoop]: 2336 mSDtfsCounter, 2259 mSDsluCounter, 2272 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2259 SdHoareTripleChecker+Valid, 4608 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:25:58,973 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2259 Valid, 4608 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 05:25:59,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30645 states. [2024-11-28 05:26:00,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30645 to 30604. [2024-11-28 05:26:00,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30604 states, 22326 states have (on average 1.2822269999104183) internal successors, (28627), 22856 states have internal predecessors, (28627), 6558 states have call successors, (6558), 1766 states have call predecessors, (6558), 1717 states have return successors, (7110), 6225 states have call predecessors, (7110), 6554 states have call successors, (7110) [2024-11-28 05:26:00,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30604 states to 30604 states and 42295 transitions. [2024-11-28 05:26:00,860 INFO L78 Accepts]: Start accepts. Automaton has 30604 states and 42295 transitions. Word has length 160 [2024-11-28 05:26:00,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:26:00,861 INFO L471 AbstractCegarLoop]: Abstraction has 30604 states and 42295 transitions. [2024-11-28 05:26:00,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 05:26:00,861 INFO L276 IsEmpty]: Start isEmpty. Operand 30604 states and 42295 transitions. [2024-11-28 05:26:00,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-28 05:26:00,869 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:26:00,869 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 11, 11, 11, 11, 11, 11, 2, 2, 2, 2, 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] [2024-11-28 05:26:00,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 05:26:00,870 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 05:26:00,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:26:00,870 INFO L85 PathProgramCache]: Analyzing trace with hash -1776272924, now seen corresponding path program 1 times [2024-11-28 05:26:00,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:26:00,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122576452] [2024-11-28 05:26:00,871 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:26:00,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:26:08,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:26:08,938 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2024-11-28 05:26:08,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:26:08,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122576452] [2024-11-28 05:26:08,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122576452] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:26:08,938 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:26:08,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:26:08,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754525658] [2024-11-28 05:26:08,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:26:08,939 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:26:08,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:26:08,940 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:26:08,940 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:26:08,941 INFO L87 Difference]: Start difference. First operand 30604 states and 42295 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 05:26:13,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:26:14,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:26:14,683 INFO L93 Difference]: Finished difference Result 74326 states and 102511 transitions. [2024-11-28 05:26:14,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:26:14,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 176 [2024-11-28 05:26:14,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:26:14,970 INFO L225 Difference]: With dead ends: 74326 [2024-11-28 05:26:14,971 INFO L226 Difference]: Without dead ends: 43749 [2024-11-28 05:26:15,088 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:26:15,089 INFO L435 NwaCegarLoop]: 2794 mSDtfsCounter, 2171 mSDsluCounter, 2276 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2171 SdHoareTripleChecker+Valid, 5070 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-28 05:26:15,090 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2171 Valid, 5070 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 52 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-28 05:26:15,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43749 states. [2024-11-28 05:26:16,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43749 to 43700. [2024-11-28 05:26:16,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43700 states, 32016 states have (on average 1.278954272863568) internal successors, (40947), 32820 states have internal predecessors, (40947), 9188 states have call successors, (9188), 2558 states have call predecessors, (9188), 2493 states have return successors, (9870), 8683 states have call predecessors, (9870), 9184 states have call successors, (9870) [2024-11-28 05:26:17,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43700 states to 43700 states and 60005 transitions. [2024-11-28 05:26:17,133 INFO L78 Accepts]: Start accepts. Automaton has 43700 states and 60005 transitions. Word has length 176 [2024-11-28 05:26:17,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:26:17,134 INFO L471 AbstractCegarLoop]: Abstraction has 43700 states and 60005 transitions. [2024-11-28 05:26:17,134 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-28 05:26:17,134 INFO L276 IsEmpty]: Start isEmpty. Operand 43700 states and 60005 transitions. [2024-11-28 05:26:17,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-28 05:26:17,139 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:26:17,139 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-28 05:26:17,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 05:26:17,139 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 05:26:17,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:26:17,140 INFO L85 PathProgramCache]: Analyzing trace with hash 893426001, now seen corresponding path program 1 times [2024-11-28 05:26:17,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:26:17,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652635728] [2024-11-28 05:26:17,141 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:26:17,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:26:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:26:26,142 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2024-11-28 05:26:26,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:26:26,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652635728] [2024-11-28 05:26:26,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652635728] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:26:26,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:26:26,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:26:26,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275420809] [2024-11-28 05:26:26,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:26:26,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:26:26,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:26:26,144 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:26:26,144 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:26:26,145 INFO L87 Difference]: Start difference. First operand 43700 states and 60005 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-28 05:26:30,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 05:26:32,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:26:32,025 INFO L93 Difference]: Finished difference Result 122541 states and 168740 transitions. [2024-11-28 05:26:32,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:26:32,025 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 209 [2024-11-28 05:26:32,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:26:32,589 INFO L225 Difference]: With dead ends: 122541 [2024-11-28 05:26:32,589 INFO L226 Difference]: Without dead ends: 81994 [2024-11-28 05:26:32,783 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:26:32,784 INFO L435 NwaCegarLoop]: 4489 mSDtfsCounter, 2169 mSDsluCounter, 2290 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2169 SdHoareTripleChecker+Valid, 6779 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-28 05:26:32,785 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2169 Valid, 6779 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 32 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-28 05:26:32,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81994 states. [2024-11-28 05:26:35,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81994 to 81990. [2024-11-28 05:26:35,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81990 states, 60188 states have (on average 1.2797733767528412) internal successors, (77027), 61591 states have internal predecessors, (77027), 17138 states have call successors, (17138), 4786 states have call predecessors, (17138), 4661 states have return successors, (18502), 16308 states have call predecessors, (18502), 17134 states have call successors, (18502) [2024-11-28 05:26:36,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81990 states to 81990 states and 112667 transitions. [2024-11-28 05:26:36,648 INFO L78 Accepts]: Start accepts. Automaton has 81990 states and 112667 transitions. Word has length 209 [2024-11-28 05:26:36,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:26:36,651 INFO L471 AbstractCegarLoop]: Abstraction has 81990 states and 112667 transitions. [2024-11-28 05:26:36,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-28 05:26:36,651 INFO L276 IsEmpty]: Start isEmpty. Operand 81990 states and 112667 transitions. [2024-11-28 05:26:36,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-28 05:26:36,657 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:26:36,657 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-28 05:26:36,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 05:26:36,657 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 05:26:36,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:26:36,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1478313261, now seen corresponding path program 1 times [2024-11-28 05:26:36,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:26:36,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685851400] [2024-11-28 05:26:36,658 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:26:36,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:26:44,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:26:46,186 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 681 trivial. 0 not checked. [2024-11-28 05:26:46,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:26:46,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685851400] [2024-11-28 05:26:46,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685851400] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:26:46,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:26:46,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 05:26:46,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618981357] [2024-11-28 05:26:46,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:26:46,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:26:46,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:26:46,188 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:26:46,188 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:26:46,188 INFO L87 Difference]: Start difference. First operand 81990 states and 112667 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 05:26:48,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:26:48,688 INFO L93 Difference]: Finished difference Result 81996 states and 112672 transitions. [2024-11-28 05:26:48,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:26:48,689 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 209 [2024-11-28 05:26:48,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:26:49,155 INFO L225 Difference]: With dead ends: 81996 [2024-11-28 05:26:49,155 INFO L226 Difference]: Without dead ends: 81994 [2024-11-28 05:26:49,206 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 05:26:49,207 INFO L435 NwaCegarLoop]: 2320 mSDtfsCounter, 2266 mSDsluCounter, 4635 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2267 SdHoareTripleChecker+Valid, 6955 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:26:49,207 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2267 Valid, 6955 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 05:26:49,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81994 states. [2024-11-28 05:26:52,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81994 to 81994. [2024-11-28 05:26:52,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81994 states, 60191 states have (on average 1.2797594324732933) internal successors, (77030), 61594 states have internal predecessors, (77030), 17138 states have call successors, (17138), 4787 states have call predecessors, (17138), 4662 states have return successors, (18502), 16308 states have call predecessors, (18502), 17134 states have call successors, (18502) [2024-11-28 05:26:52,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81994 states to 81994 states and 112670 transitions. [2024-11-28 05:26:52,936 INFO L78 Accepts]: Start accepts. Automaton has 81994 states and 112670 transitions. Word has length 209 [2024-11-28 05:26:52,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:26:52,936 INFO L471 AbstractCegarLoop]: Abstraction has 81994 states and 112670 transitions. [2024-11-28 05:26:52,937 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 05:26:52,937 INFO L276 IsEmpty]: Start isEmpty. Operand 81994 states and 112670 transitions. [2024-11-28 05:26:52,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-28 05:26:52,943 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:26:52,944 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-28 05:26:52,944 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 05:26:52,944 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 05:26:52,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:26:52,945 INFO L85 PathProgramCache]: Analyzing trace with hash -1706338022, now seen corresponding path program 1 times [2024-11-28 05:26:52,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:26:52,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790192590] [2024-11-28 05:26:52,945 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:26:52,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:27:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:27:03,294 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 681 trivial. 0 not checked. [2024-11-28 05:27:03,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:27:03,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790192590] [2024-11-28 05:27:03,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790192590] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:27:03,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:27:03,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 05:27:03,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18816246] [2024-11-28 05:27:03,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:27:03,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:27:03,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:27:03,298 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:27:03,298 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:27:03,299 INFO L87 Difference]: Start difference. First operand 81994 states and 112670 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 05:27:05,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:27:05,714 INFO L93 Difference]: Finished difference Result 82000 states and 112675 transitions. [2024-11-28 05:27:05,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:27:05,714 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 214 [2024-11-28 05:27:05,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:27:06,381 INFO L225 Difference]: With dead ends: 82000 [2024-11-28 05:27:06,381 INFO L226 Difference]: Without dead ends: 81998 [2024-11-28 05:27:06,453 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 05:27:06,457 INFO L435 NwaCegarLoop]: 2323 mSDtfsCounter, 2262 mSDsluCounter, 4636 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2263 SdHoareTripleChecker+Valid, 6959 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:27:06,458 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2263 Valid, 6959 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 05:27:06,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81998 states. [2024-11-28 05:27:09,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81998 to 81998. [2024-11-28 05:27:09,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81998 states, 60194 states have (on average 1.2797454895836795) internal successors, (77033), 61597 states have internal predecessors, (77033), 17138 states have call successors, (17138), 4788 states have call predecessors, (17138), 4663 states have return successors, (18502), 16308 states have call predecessors, (18502), 17134 states have call successors, (18502) [2024-11-28 05:27:10,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81998 states to 81998 states and 112673 transitions. [2024-11-28 05:27:10,185 INFO L78 Accepts]: Start accepts. Automaton has 81998 states and 112673 transitions. Word has length 214 [2024-11-28 05:27:10,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:27:10,186 INFO L471 AbstractCegarLoop]: Abstraction has 81998 states and 112673 transitions. [2024-11-28 05:27:10,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 05:27:10,187 INFO L276 IsEmpty]: Start isEmpty. Operand 81998 states and 112673 transitions. [2024-11-28 05:27:10,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-28 05:27:10,198 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:27:10,198 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-28 05:27:10,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 05:27:10,198 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 05:27:10,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:27:10,199 INFO L85 PathProgramCache]: Analyzing trace with hash -2447629, now seen corresponding path program 1 times [2024-11-28 05:27:10,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:27:10,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168199300] [2024-11-28 05:27:10,199 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:27:10,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:27:18,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:27:19,796 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 685 trivial. 0 not checked. [2024-11-28 05:27:19,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:27:19,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168199300] [2024-11-28 05:27:19,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168199300] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:27:19,797 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:27:19,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 05:27:19,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209197798] [2024-11-28 05:27:19,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:27:19,798 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:27:19,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:27:19,799 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:27:19,799 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:27:19,799 INFO L87 Difference]: Start difference. First operand 81998 states and 112673 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 05:27:23,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:27:23,069 INFO L93 Difference]: Finished difference Result 91576 states and 123337 transitions. [2024-11-28 05:27:23,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:27:23,069 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 219 [2024-11-28 05:27:23,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:27:23,537 INFO L225 Difference]: With dead ends: 91576 [2024-11-28 05:27:23,538 INFO L226 Difference]: Without dead ends: 91572 [2024-11-28 05:27:23,584 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 05:27:23,585 INFO L435 NwaCegarLoop]: 2411 mSDtfsCounter, 1501 mSDsluCounter, 5739 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1502 SdHoareTripleChecker+Valid, 8150 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:27:23,585 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1502 Valid, 8150 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 05:27:23,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91572 states. [2024-11-28 05:27:28,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91572 to 91572. [2024-11-28 05:27:28,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91572 states, 66303 states have (on average 1.267318220894982) internal successors, (84027), 67767 states have internal predecessors, (84027), 18971 states have call successors, (18971), 6449 states have call predecessors, (18971), 6295 states have return successors, (20335), 18113 states have call predecessors, (20335), 18967 states have call successors, (20335) [2024-11-28 05:27:28,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91572 states to 91572 states and 123333 transitions. [2024-11-28 05:27:28,547 INFO L78 Accepts]: Start accepts. Automaton has 91572 states and 123333 transitions. Word has length 219 [2024-11-28 05:27:28,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:27:28,547 INFO L471 AbstractCegarLoop]: Abstraction has 91572 states and 123333 transitions. [2024-11-28 05:27:28,547 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 05:27:28,548 INFO L276 IsEmpty]: Start isEmpty. Operand 91572 states and 123333 transitions. [2024-11-28 05:27:28,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2024-11-28 05:27:28,552 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:27:28,553 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-28 05:27:28,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 05:27:28,553 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 05:27:28,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:27:28,554 INFO L85 PathProgramCache]: Analyzing trace with hash -1824771974, now seen corresponding path program 1 times [2024-11-28 05:27:28,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:27:28,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276559748] [2024-11-28 05:27:28,555 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:27:28,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:27:36,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:27:37,986 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 693 trivial. 0 not checked. [2024-11-28 05:27:37,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:27:37,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276559748] [2024-11-28 05:27:37,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276559748] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:27:37,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:27:37,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 05:27:37,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572687618] [2024-11-28 05:27:37,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:27:37,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:27:37,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:27:37,988 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:27:37,988 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:27:37,989 INFO L87 Difference]: Start difference. First operand 91572 states and 123333 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 05:27:42,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:27:42,009 INFO L93 Difference]: Finished difference Result 91572 states and 123333 transitions. [2024-11-28 05:27:42,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:27:42,009 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 224 [2024-11-28 05:27:42,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:27:42,472 INFO L225 Difference]: With dead ends: 91572 [2024-11-28 05:27:42,472 INFO L226 Difference]: Without dead ends: 90973 [2024-11-28 05:27:42,514 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 05:27:42,515 INFO L435 NwaCegarLoop]: 2321 mSDtfsCounter, 2257 mSDsluCounter, 4634 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2257 SdHoareTripleChecker+Valid, 6955 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 05:27:42,515 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2257 Valid, 6955 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 05:27:42,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90973 states. [2024-11-28 05:27:46,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90973 to 90973. [2024-11-28 05:27:46,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90973 states, 65939 states have (on average 1.266852697189827) internal successors, (83535), 67307 states have internal predecessors, (83535), 18772 states have call successors, (18772), 6412 states have call predecessors, (18772), 6260 states have return successors, (20140), 18011 states have call predecessors, (20140), 18772 states have call successors, (20140) [2024-11-28 05:27:46,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90973 states to 90973 states and 122447 transitions. [2024-11-28 05:27:47,055 INFO L78 Accepts]: Start accepts. Automaton has 90973 states and 122447 transitions. Word has length 224 [2024-11-28 05:27:47,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:27:47,056 INFO L471 AbstractCegarLoop]: Abstraction has 90973 states and 122447 transitions. [2024-11-28 05:27:47,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 05:27:47,056 INFO L276 IsEmpty]: Start isEmpty. Operand 90973 states and 122447 transitions. [2024-11-28 05:27:47,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-28 05:27:47,064 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:27:47,065 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 11, 11, 11, 11, 11, 11, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 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] [2024-11-28 05:27:47,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 05:27:47,065 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-28 05:27:47,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:27:47,066 INFO L85 PathProgramCache]: Analyzing trace with hash -178110384, now seen corresponding path program 1 times [2024-11-28 05:27:47,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:27:47,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914035353] [2024-11-28 05:27:47,067 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:27:47,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:27:57,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:27:57,484 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 714 trivial. 0 not checked. [2024-11-28 05:27:57,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:27:57,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914035353] [2024-11-28 05:27:57,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914035353] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:27:57,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:27:57,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:27:57,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454388163] [2024-11-28 05:27:57,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:27:57,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:27:57,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:27:57,487 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:27:57,487 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:27:57,488 INFO L87 Difference]: Start difference. First operand 90973 states and 122447 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-28 05:28:01,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []