./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 b230ba173626e1a1717879ee489b2ae4510c44810563ac66116e22604ac558a2 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 12:32:22,743 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 12:32:22,789 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-20 12:32:22,793 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 12:32:22,795 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 12:32:22,819 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 12:32:22,820 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 12:32:22,821 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 12:32:22,821 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 12:32:22,822 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 12:32:22,823 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 12:32:22,823 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 12:32:22,824 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 12:32:22,824 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 12:32:22,826 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 12:32:22,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 12:32:22,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 12:32:22,826 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 12:32:22,827 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 12:32:22,827 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 12:32:22,827 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 12:32:22,828 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 12:32:22,828 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 12:32:22,828 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 12:32:22,828 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 12:32:22,829 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 12:32:22,829 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 12:32:22,829 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 12:32:22,829 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 12:32:22,830 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 12:32:22,830 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 12:32:22,830 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 12:32:22,830 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 12:32:22,831 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 12:32:22,831 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 12:32:22,831 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 12:32:22,831 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 12:32:22,831 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 12:32:22,832 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 12:32:22,832 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b230ba173626e1a1717879ee489b2ae4510c44810563ac66116e22604ac558a2 [2024-11-20 12:32:23,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 12:32:23,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 12:32:23,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 12:32:23,097 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 12:32:23,098 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 12:32:23,099 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2024-11-20 12:32:24,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 12:32:24,875 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 12:32:24,876 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2024-11-20 12:32:24,930 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc4a44b54/81326b088b1348e58437aa396f9cff06/FLAG0cf52b81a [2024-11-20 12:32:24,953 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc4a44b54/81326b088b1348e58437aa396f9cff06 [2024-11-20 12:32:24,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 12:32:24,958 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 12:32:24,959 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 12:32:24,961 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 12:32:24,966 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 12:32:24,967 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:32:24" (1/1) ... [2024-11-20 12:32:24,969 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33741393 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:32:24, skipping insertion in model container [2024-11-20 12:32:24,970 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:32:24" (1/1) ... [2024-11-20 12:32:25,140 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 12:32:27,130 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309274,309287] [2024-11-20 12:32:27,136 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309443,309456] [2024-11-20 12:32:27,137 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309610,309623] [2024-11-20 12:32:27,137 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309778,309791] [2024-11-20 12:32:27,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 12:32:27,202 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 12:32:27,295 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"); [5242] [2024-11-20 12:32:27,297 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)); [5249] [2024-11-20 12:32:27,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5256] [2024-11-20 12:32:27,301 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/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5293-5294] [2024-11-20 12:32:27,301 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"); [5299-5301] [2024-11-20 12:32:27,311 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5454-5455] [2024-11-20 12:32:27,313 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5488-5489] [2024-11-20 12:32:27,414 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7248] [2024-11-20 12:32:27,420 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7500] [2024-11-20 12:32:27,548 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309274,309287] [2024-11-20 12:32:27,549 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309443,309456] [2024-11-20 12:32:27,549 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309610,309623] [2024-11-20 12:32:27,550 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309778,309791] [2024-11-20 12:32:27,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 12:32:27,716 INFO L204 MainTranslator]: Completed translation [2024-11-20 12:32:27,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:32:27 WrapperNode [2024-11-20 12:32:27,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 12:32:27,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 12:32:27,719 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 12:32:27,720 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 12:32:27,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:32:27" (1/1) ... [2024-11-20 12:32:27,814 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:32:27" (1/1) ... [2024-11-20 12:32:28,003 INFO L138 Inliner]: procedures = 411, calls = 1715, calls flagged for inlining = 195, calls inlined = 178, statements flattened = 4821 [2024-11-20 12:32:28,004 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 12:32:28,005 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 12:32:28,005 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 12:32:28,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 12:32:28,019 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:32:27" (1/1) ... [2024-11-20 12:32:28,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:32:27" (1/1) ... [2024-11-20 12:32:28,042 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:32:27" (1/1) ... [2024-11-20 12:32:28,760 INFO L175 MemorySlicer]: Split 777 memory accesses to 14 slices as follows [2, 631, 8, 8, 1, 2, 2, 55, 5, 5, 2, 52, 3, 1]. 81 percent of accesses are in the largest equivalence class. The 52 initializations are split as follows [0, 22, 8, 8, 1, 2, 0, 0, 5, 5, 0, 0, 1, 0]. The 402 writes are split as follows [1, 302, 0, 0, 0, 0, 1, 55, 0, 0, 1, 42, 0, 0]. [2024-11-20 12:32:28,761 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:32:27" (1/1) ... [2024-11-20 12:32:28,761 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:32:27" (1/1) ... [2024-11-20 12:32:28,852 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:32:27" (1/1) ... [2024-11-20 12:32:28,871 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:32:27" (1/1) ... [2024-11-20 12:32:28,890 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:32:27" (1/1) ... [2024-11-20 12:32:28,904 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:32:27" (1/1) ... [2024-11-20 12:32:28,931 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 12:32:28,933 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 12:32:28,933 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 12:32:28,933 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 12:32:28,934 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:32:27" (1/1) ... [2024-11-20 12:32:28,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 12:32:28,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 12:32:28,971 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-20 12:32:28,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-20 12:32:29,021 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-20 12:32:29,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-20 12:32:29,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-20 12:32:29,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-20 12:32:29,023 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-20 12:32:29,023 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-20 12:32:29,023 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-20 12:32:29,023 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-20 12:32:29,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-20 12:32:29,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-20 12:32:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-20 12:32:29,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-20 12:32:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-20 12:32:29,025 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-20 12:32:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2024-11-20 12:32:29,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2024-11-20 12:32:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-20 12:32:29,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-20 12:32:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-20 12:32:29,026 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-20 12:32:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-20 12:32:29,026 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-20 12:32:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2024-11-20 12:32:29,026 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2024-11-20 12:32:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_poll [2024-11-20 12:32:29,027 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_poll [2024-11-20 12:32:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-20 12:32:29,027 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-20 12:32:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-20 12:32:29,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-20 12:32:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-20 12:32:29,027 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-20 12:32:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-20 12:32:29,027 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-20 12:32:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-20 12:32:29,027 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-20 12:32:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-20 12:32:29,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-20 12:32:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2024-11-20 12:32:29,027 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2024-11-20 12:32:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-20 12:32:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_stop [2024-11-20 12:32:29,027 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_stop [2024-11-20 12:32:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-20 12:32:29,028 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-20 12:32:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-20 12:32:29,028 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-20 12:32:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-20 12:32:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-20 12:32:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-20 12:32:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-20 12:32:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-20 12:32:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-20 12:32:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-20 12:32:29,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-20 12:32:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-20 12:32:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-20 12:32:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-20 12:32:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-20 12:32:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-20 12:32:29,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-20 12:32:29,031 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-20 12:32:29,031 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-20 12:32:29,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-20 12:32:29,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-20 12:32:29,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-20 12:32:29,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-20 12:32:29,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-20 12:32:29,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-20 12:32:29,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-20 12:32:29,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-20 12:32:29,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-20 12:32:29,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-20 12:32:29,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-20 12:32:29,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-20 12:32:29,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-20 12:32:29,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-20 12:32:29,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-20 12:32:29,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-20 12:32:29,033 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_set_filter_mode [2024-11-20 12:32:29,033 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_set_filter_mode [2024-11-20 12:32:29,033 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write_1bit [2024-11-20 12:32:29,033 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write_1bit [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOID [2024-11-20 12:32:29,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOID [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-20 12:32:29,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-20 12:32:29,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-20 12:32:29,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-20 12:32:29,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-20 12:32:29,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-20 12:32:29,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-20 12:32:29,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-20 12:32:29,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-20 12:32:29,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-20 12:32:29,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-20 12:32:29,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-20 12:32:29,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-20 12:32:29,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-20 12:32:29,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-20 12:32:29,036 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-20 12:32:29,036 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-20 12:32:29,036 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-20 12:32:29,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-20 12:32:29,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-20 12:32:29,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-20 12:32:29,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-20 12:32:29,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-20 12:32:29,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-20 12:32:29,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-20 12:32:29,038 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-20 12:32:29,038 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-20 12:32:29,038 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-20 12:32:29,038 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-20 12:32:29,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-20 12:32:29,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-20 12:32:29,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-20 12:32:29,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-20 12:32:29,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-20 12:32:29,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-20 12:32:29,039 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-20 12:32:29,039 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-20 12:32:29,039 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-20 12:32:29,039 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-20 12:32:29,039 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read_1bit [2024-11-20 12:32:29,039 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read_1bit [2024-11-20 12:32:29,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-20 12:32:29,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-20 12:32:29,040 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_reset_prepare [2024-11-20 12:32:29,040 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_reset_prepare [2024-11-20 12:32:29,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-20 12:32:29,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-20 12:32:29,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-20 12:32:29,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-20 12:32:29,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-20 12:32:29,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 12:32:29,040 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2024-11-20 12:32:29,040 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2024-11-20 12:32:29,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-20 12:32:29,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-20 12:32:29,040 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-20 12:32:29,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-20 12:32:29,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-20 12:32:29,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-20 12:32:29,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-20 12:32:29,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-20 12:32:29,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-20 12:32:29,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-20 12:32:29,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-20 12:32:29,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-20 12:32:29,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-20 12:32:29,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-20 12:32:29,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-20 12:32:29,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-20 12:32:29,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-20 12:32:29,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-20 12:32:29,041 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-20 12:32:29,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-20 12:32:29,043 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-20 12:32:29,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-20 12:32:29,043 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-20 12:32:29,043 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-20 12:32:29,044 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-20 12:32:29,044 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-20 12:32:29,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-20 12:32:29,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-20 12:32:29,045 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-11-20 12:32:29,045 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-11-20 12:32:29,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 12:32:29,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 12:32:29,045 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_reuse_skb [2024-11-20 12:32:29,045 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_reuse_skb [2024-11-20 12:32:29,045 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_open [2024-11-20 12:32:29,046 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_open [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-20 12:32:29,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-20 12:32:29,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-20 12:32:29,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-20 12:32:29,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-20 12:32:29,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-20 12:32:29,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-20 12:32:29,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-20 12:32:29,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-20 12:32:29,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-20 12:32:29,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-20 12:32:29,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-20 12:32:29,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-20 12:32:29,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-20 12:32:29,047 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-20 12:32:29,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-20 12:32:29,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_uli526x_board_info [2024-11-20 12:32:29,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_uli526x_board_info [2024-11-20 12:32:29,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-20 12:32:29,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-20 12:32:29,047 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-20 12:32:29,047 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-20 12:32:29,047 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2024-11-20 12:32:29,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2024-11-20 12:32:29,048 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-20 12:32:29,048 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-20 12:32:29,048 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-20 12:32:29,048 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-20 12:32:29,048 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2024-11-20 12:32:29,048 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2024-11-20 12:32:29,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_uli526x_cleanup_module_14_2 [2024-11-20 12:32:29,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_uli526x_cleanup_module_14_2 [2024-11-20 12:32:29,048 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-20 12:32:29,048 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-20 12:32:29,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-20 12:32:29,050 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-20 12:32:29,050 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-20 12:32:29,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-20 12:32:29,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-20 12:32:29,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-20 12:32:29,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-20 12:32:29,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-20 12:32:29,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-20 12:32:29,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-20 12:32:29,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-20 12:32:29,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-20 12:32:29,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-20 12:32:29,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-20 12:32:29,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-20 12:32:29,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-20 12:32:29,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-20 12:32:29,052 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-20 12:32:29,052 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-20 12:32:29,052 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-20 12:32:29,052 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-20 12:32:29,052 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-20 12:32:29,052 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-20 12:32:29,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-20 12:32:29,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-20 12:32:29,053 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_resume [2024-11-20 12:32:29,053 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_resume [2024-11-20 12:32:29,053 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-20 12:32:29,053 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_interrupt [2024-11-20 12:32:29,054 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_interrupt [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0 [2024-11-20 12:32:29,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0 [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_remove_one [2024-11-20 12:32:29,054 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_remove_one [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2024-11-20 12:32:29,054 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-20 12:32:29,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-20 12:32:29,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-20 12:32:29,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-20 12:32:29,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-20 12:32:29,055 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2024-11-20 12:32:29,055 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2024-11-20 12:32:29,055 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_free_rxbuffer [2024-11-20 12:32:29,055 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_free_rxbuffer [2024-11-20 12:32:29,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-20 12:32:29,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-20 12:32:29,055 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-20 12:32:29,055 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-20 12:32:29,055 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-20 12:32:29,058 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-20 12:32:29,058 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_init [2024-11-20 12:32:29,058 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_init [2024-11-20 12:32:29,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 12:32:29,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-20 12:32:29,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-20 12:32:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-20 12:32:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-20 12:32:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-20 12:32:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-20 12:32:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-20 12:32:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-20 12:32:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-20 12:32:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-20 12:32:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-20 12:32:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-20 12:32:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-20 12:32:29,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-20 12:32:29,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-20 12:32:29,629 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 12:32:29,633 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 12:32:30,006 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-20 12:32:44,204 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-20 12:32:45,159 INFO L? ?]: Removed 2243 outVars from TransFormulas that were not future-live. [2024-11-20 12:32:45,159 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 12:32:45,242 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 12:32:45,243 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-20 12:32:45,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:32:45 BoogieIcfgContainer [2024-11-20 12:32:45,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 12:32:45,250 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 12:32:45,253 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 12:32:45,256 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 12:32:45,260 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:32:24" (1/3) ... [2024-11-20 12:32:45,261 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3db55092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:32:45, skipping insertion in model container [2024-11-20 12:32:45,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:32:27" (2/3) ... [2024-11-20 12:32:45,261 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3db55092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:32:45, skipping insertion in model container [2024-11-20 12:32:45,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:32:45" (3/3) ... [2024-11-20 12:32:45,262 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2024-11-20 12:32:45,287 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 12:32:45,288 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-20 12:32:45,482 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 12:32:45,497 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;@1e530cd8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 12:32:45,498 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-20 12:32:45,509 INFO L276 IsEmpty]: Start isEmpty. Operand has 1816 states, 1302 states have (on average 1.3279569892473118) internal successors, (1729), 1323 states have internal predecessors, (1729), 430 states have call successors, (430), 82 states have call predecessors, (430), 81 states have return successors, (424), 418 states have call predecessors, (424), 424 states have call successors, (424) [2024-11-20 12:32:45,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-20 12:32:45,525 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 12:32:45,526 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 12:32:45,526 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-20 12:32:45,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 12:32:45,531 INFO L85 PathProgramCache]: Analyzing trace with hash -143429061, now seen corresponding path program 1 times [2024-11-20 12:32:45,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 12:32:45,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318132896] [2024-11-20 12:32:45,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 12:32:45,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 12:32:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 12:32:51,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:32:51,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 12:32:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:32:51,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-20 12:32:51,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:32:51,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-20 12:32:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:32:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-20 12:32:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:32:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-20 12:32:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:32:51,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 12:32:51,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:32:51,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 12:32:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:32:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-20 12:32:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:32:51,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-20 12:32:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 12:32:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:32:51,455 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2024-11-20 12:32:51,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 12:32:51,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318132896] [2024-11-20 12:32:51,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318132896] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 12:32:51,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 12:32:51,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 12:32:51,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992510406] [2024-11-20 12:32:51,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 12:32:51,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 12:32:51,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 12:32:51,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 12:32:51,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 12:32:51,487 INFO L87 Difference]: Start difference. First operand has 1816 states, 1302 states have (on average 1.3279569892473118) internal successors, (1729), 1323 states have internal predecessors, (1729), 430 states have call successors, (430), 82 states have call predecessors, (430), 81 states have return successors, (424), 418 states have call predecessors, (424), 424 states have call successors, (424) Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-20 12:32:55,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 12:32:59,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 12:33:27,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 12:33:27,450 INFO L93 Difference]: Finished difference Result 5665 states and 8330 transitions. [2024-11-20 12:33:27,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 12:33:27,453 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 127 [2024-11-20 12:33:27,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 12:33:27,491 INFO L225 Difference]: With dead ends: 5665 [2024-11-20 12:33:27,492 INFO L226 Difference]: Without dead ends: 3862 [2024-11-20 12:33:27,513 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 12:33:27,518 INFO L432 NwaCegarLoop]: 1679 mSDtfsCounter, 4080 mSDsluCounter, 2354 mSDsCounter, 0 mSdLazyCounter, 2286 mSolverCounterSat, 1313 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4488 SdHoareTripleChecker+Valid, 4033 SdHoareTripleChecker+Invalid, 3601 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1313 IncrementalHoareTripleChecker+Valid, 2286 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.1s IncrementalHoareTripleChecker+Time [2024-11-20 12:33:27,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4488 Valid, 4033 Invalid, 3601 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1313 Valid, 2286 Invalid, 2 Unknown, 0 Unchecked, 35.1s Time] [2024-11-20 12:33:27,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3862 states. [2024-11-20 12:33:27,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3862 to 3482. [2024-11-20 12:33:27,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3482 states, 2518 states have (on average 1.3077839555202542) internal successors, (3293), 2559 states have internal predecessors, (3293), 803 states have call successors, (803), 159 states have call predecessors, (803), 158 states have return successors, (799), 787 states have call predecessors, (799), 799 states have call successors, (799) [2024-11-20 12:33:27,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 3482 states and 4895 transitions. [2024-11-20 12:33:27,751 INFO L78 Accepts]: Start accepts. Automaton has 3482 states and 4895 transitions. Word has length 127 [2024-11-20 12:33:27,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 12:33:27,753 INFO L471 AbstractCegarLoop]: Abstraction has 3482 states and 4895 transitions. [2024-11-20 12:33:27,753 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-20 12:33:27,753 INFO L276 IsEmpty]: Start isEmpty. Operand 3482 states and 4895 transitions. [2024-11-20 12:33:27,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-20 12:33:27,763 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 12:33:27,764 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 12:33:27,764 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 12:33:27,764 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-20 12:33:27,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 12:33:27,765 INFO L85 PathProgramCache]: Analyzing trace with hash 327752767, now seen corresponding path program 1 times [2024-11-20 12:33:27,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 12:33:27,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335111698] [2024-11-20 12:33:27,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 12:33:27,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 12:33:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:32,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 12:33:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:32,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:33:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:32,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-20 12:33:32,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:32,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:33:32,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:32,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-20 12:33:32,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:33:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-20 12:33:33,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:33:33,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-20 12:33:33,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:33:33,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-20 12:33:33,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:33:33,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-20 12:33:33,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:33:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-20 12:33:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:33:33,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-20 12:33:33,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 12:33:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-20 12:33:33,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-20 12:33:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 12:33:33,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 12:33:33,127 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2024-11-20 12:33:33,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 12:33:33,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335111698] [2024-11-20 12:33:33,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335111698] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 12:33:33,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 12:33:33,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 12:33:33,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852913309] [2024-11-20 12:33:33,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 12:33:33,133 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 12:33:33,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 12:33:33,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 12:33:33,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 12:33:33,134 INFO L87 Difference]: Start difference. First operand 3482 states and 4895 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-11-20 12:33:37,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 12:33:41,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []