./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-spinlock_drivers-net-ethernet-icplus-ipg.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7c9f1b92adb9acc769d32e01935187ba88bc4e22a7a5cb13176ef92b5b4818de --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:27:20,944 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:27:21,020 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-02 12:27:21,025 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:27:21,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:27:21,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:27:21,049 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:27:21,049 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:27:21,050 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:27:21,051 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:27:21,051 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:27:21,051 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:27:21,052 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:27:21,052 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:27:21,053 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:27:21,053 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:27:21,053 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:27:21,054 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:27:21,054 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:27:21,055 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:27:21,055 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:27:21,059 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:27:21,060 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:27:21,060 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:27:21,061 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:27:21,061 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:27:21,061 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:27:21,062 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:27:21,062 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:27:21,062 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:27:21,063 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:27:21,063 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:27:21,064 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:27:21,064 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:27:21,064 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:27:21,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:27:21,065 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:27:21,066 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:27:21,066 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:27:21,066 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:27:21,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:27:21,067 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:27:21,067 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:27:21,068 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:27:21,068 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/bin/utaipan-verify-DbMuA5NWw2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c9f1b92adb9acc769d32e01935187ba88bc4e22a7a5cb13176ef92b5b4818de [2024-11-02 12:27:21,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:27:21,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:27:21,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:27:21,478 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:27:21,478 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:27:21,480 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i Unable to find full path for "g++" [2024-11-02 12:27:23,855 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:27:24,646 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:27:24,646 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i [2024-11-02 12:27:24,701 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/bin/utaipan-verify-DbMuA5NWw2/data/f0aed9d66/6628eaf76ed649809695c792b8aab5c2/FLAG920767f59 [2024-11-02 12:27:24,721 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/bin/utaipan-verify-DbMuA5NWw2/data/f0aed9d66/6628eaf76ed649809695c792b8aab5c2 [2024-11-02 12:27:24,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:27:24,726 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:27:24,729 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:27:24,729 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:27:24,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:27:24,736 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:27:24" (1/1) ... [2024-11-02 12:27:24,737 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1202088a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:24, skipping insertion in model container [2024-11-02 12:27:24,737 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:27:24" (1/1) ... [2024-11-02 12:27:24,908 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:27:27,847 WARN L251 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_664a8208-22d8-4b55-a02e-df2e7d02e42e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315136,315149] [2024-11-02 12:27:27,852 WARN L251 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_664a8208-22d8-4b55-a02e-df2e7d02e42e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315305,315318] [2024-11-02 12:27:27,853 WARN L251 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_664a8208-22d8-4b55-a02e-df2e7d02e42e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315472,315485] [2024-11-02 12:27:27,854 WARN L251 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_664a8208-22d8-4b55-a02e-df2e7d02e42e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315640,315653] [2024-11-02 12:27:27,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:27:27,947 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:27:28,079 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"); [5252] [2024-11-02 12:27:28,081 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)); [5259] [2024-11-02 12:27:28,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5266] [2024-11-02 12:27:28,086 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)); [5302-5303] [2024-11-02 12:27:28,086 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"); [5308-5310] [2024-11-02 12:27:28,095 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)); [5526-5527] [2024-11-02 12:27:28,097 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)); [5560-5561] [2024-11-02 12:27:28,238 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7910] [2024-11-02 12:27:28,341 WARN L251 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_664a8208-22d8-4b55-a02e-df2e7d02e42e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315136,315149] [2024-11-02 12:27:28,342 WARN L251 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_664a8208-22d8-4b55-a02e-df2e7d02e42e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315305,315318] [2024-11-02 12:27:28,342 WARN L251 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_664a8208-22d8-4b55-a02e-df2e7d02e42e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315472,315485] [2024-11-02 12:27:28,343 WARN L251 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_664a8208-22d8-4b55-a02e-df2e7d02e42e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i[315640,315653] [2024-11-02 12:27:28,354 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:27:28,622 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:27:28,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:28 WrapperNode [2024-11-02 12:27:28,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:27:28,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:27:28,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:27:28,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:27:28,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:28" (1/1) ... [2024-11-02 12:27:28,734 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:28" (1/1) ... [2024-11-02 12:27:28,959 INFO L138 Inliner]: procedures = 430, calls = 1731, calls flagged for inlining = 202, calls inlined = 186, statements flattened = 4866 [2024-11-02 12:27:28,960 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:27:28,961 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:27:28,962 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:27:28,962 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:27:28,973 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:28" (1/1) ... [2024-11-02 12:27:28,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:28" (1/1) ... [2024-11-02 12:27:29,013 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:28" (1/1) ... [2024-11-02 12:27:29,014 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:28" (1/1) ... [2024-11-02 12:27:29,207 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:28" (1/1) ... [2024-11-02 12:27:29,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:28" (1/1) ... [2024-11-02 12:27:29,276 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:28" (1/1) ... [2024-11-02 12:27:29,298 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:28" (1/1) ... [2024-11-02 12:27:29,339 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:27:29,342 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:27:29,342 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:27:29,343 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:27:29,344 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:28" (1/1) ... [2024-11-02 12:27:29,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:27:29,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:27:29,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:27:29,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_664a8208-22d8-4b55-a02e-df2e7d02e42e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:27:29,413 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-11-02 12:27:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-11-02 12:27:29,414 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-02 12:27:29,414 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-02 12:27:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-02 12:27:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-02 12:27:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-02 12:27:29,415 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-02 12:27:29,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-02 12:27:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-02 12:27:29,416 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-02 12:27:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-02 12:27:29,417 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2024-11-02 12:27:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2024-11-02 12:27:29,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-02 12:27:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-02 12:27:29,417 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-02 12:27:29,417 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-02 12:27:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-11-02 12:27:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-11-02 12:27:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2024-11-02 12:27:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2024-11-02 12:27:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2024-11-02 12:27:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2024-11-02 12:27:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-02 12:27:29,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-02 12:27:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-02 12:27:29,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-02 12:27:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2024-11-02 12:27:29,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2024-11-02 12:27:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2024-11-02 12:27:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2024-11-02 12:27:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-02 12:27:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-02 12:27:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-02 12:27:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-02 12:27:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-02 12:27:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-02 12:27:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-02 12:27:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-02 12:27:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-02 12:27:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-02 12:27:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-02 12:27:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-02 12:27:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-02 12:27:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2024-11-02 12:27:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2024-11-02 12:27:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_remove [2024-11-02 12:27:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_remove [2024-11-02 12:27:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-02 12:27:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-02 12:27:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-02 12:27:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-02 12:27:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-02 12:27:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-02 12:27:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-02 12:27:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2024-11-02 12:27:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2024-11-02 12:27:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-02 12:27:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-02 12:27:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-02 12:27:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:27:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-02 12:27:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-02 12:27:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-02 12:27:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-02 12:27:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-02 12:27:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-02 12:27:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-02 12:27:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-02 12:27:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-02 12:27:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-02 12:27:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-11-02 12:27:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-11-02 12:27:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-02 12:27:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-02 12:27:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-02 12:27:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-02 12:27:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2024-11-02 12:27:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2024-11-02 12:27:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-02 12:27:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-02 12:27:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2024-11-02 12:27:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2024-11-02 12:27:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-02 12:27:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-02 12:27:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-02 12:27:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-02 12:27:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-02 12:27:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:27:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-02 12:27:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-02 12:27:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-02 12:27:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-02 12:27:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-02 12:27:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2024-11-02 12:27:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2024-11-02 12:27:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-02 12:27:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-02 12:27:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2024-11-02 12:27:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2024-11-02 12:27:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-02 12:27:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-02 12:27:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-11-02 12:27:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-11-02 12:27:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-02 12:27:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-02 12:27:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-02 12:27:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-02 12:27:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-02 12:27:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-02 12:27:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2024-11-02 12:27:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2024-11-02 12:27:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2024-11-02 12:27:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2024-11-02 12:27:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2024-11-02 12:27:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2024-11-02 12:27:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-02 12:27:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-02 12:27:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2024-11-02 12:27:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2024-11-02 12:27:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-11-02 12:27:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-11-02 12:27:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:27:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:27:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2024-11-02 12:27:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2024-11-02 12:27:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-02 12:27:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-02 12:27:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-02 12:27:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-02 12:27:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2024-11-02 12:27:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2024-11-02 12:27:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-02 12:27:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-02 12:27:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-02 12:27:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-02 12:27:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-02 12:27:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-02 12:27:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-02 12:27:29,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-02 12:27:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-02 12:27:29,443 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-02 12:27:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2024-11-02 12:27:29,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2024-11-02 12:27:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2024-11-02 12:27:29,445 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2024-11-02 12:27:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-02 12:27:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-02 12:27:29,445 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-02 12:27:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-02 12:27:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_ipg_nic_private [2024-11-02 12:27:29,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_ipg_nic_private [2024-11-02 12:27:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2024-11-02 12:27:29,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2024-11-02 12:27:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2024-11-02 12:27:29,446 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2024-11-02 12:27:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-02 12:27:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-02 12:27:29,448 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-02 12:27:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-02 12:27:29,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-02 12:27:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-02 12:27:29,448 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-02 12:27:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-02 12:27:29,448 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-02 12:27:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-02 12:27:29,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-02 12:27:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-02 12:27:29,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-02 12:27:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-11-02 12:27:29,450 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-11-02 12:27:29,450 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2024-11-02 12:27:29,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2024-11-02 12:27:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2024-11-02 12:27:29,451 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2024-11-02 12:27:29,451 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-02 12:27:29,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-02 12:27:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-02 12:27:29,453 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-02 12:27:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-02 12:27:29,453 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-02 12:27:29,453 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-02 12:27:29,453 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-02 12:27:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:27:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2024-11-02 12:27:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2024-11-02 12:27:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-02 12:27:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-02 12:27:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nway_reset [2024-11-02 12:27:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nway_reset [2024-11-02 12:27:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2024-11-02 12:27:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2024-11-02 12:27:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2024-11-02 12:27:29,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2024-11-02 12:27:29,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2024-11-02 12:27:29,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2024-11-02 12:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_ipg_nic_private [2024-11-02 12:27:29,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_ipg_nic_private [2024-11-02 12:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-02 12:27:29,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-02 12:27:29,455 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2024-11-02 12:27:29,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2024-11-02 12:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-02 12:27:29,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-02 12:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-11-02 12:27:29,456 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-11-02 12:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2024-11-02 12:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:27:29,456 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2024-11-02 12:27:29,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2024-11-02 12:27:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-02 12:27:29,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-02 12:27:30,332 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:27:30,336 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:27:31,276 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-02 12:27:43,384 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-02 12:27:44,637 INFO L? ?]: Removed 2379 outVars from TransFormulas that were not future-live. [2024-11-02 12:27:44,637 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:27:47,551 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:27:47,553 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-02 12:27:47,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:27:47 BoogieIcfgContainer [2024-11-02 12:27:47,554 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:27:47,557 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:27:47,557 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:27:47,561 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:27:47,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:27:24" (1/3) ... [2024-11-02 12:27:47,562 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31cd32fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:27:47, skipping insertion in model container [2024-11-02 12:27:47,562 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:27:28" (2/3) ... [2024-11-02 12:27:47,563 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31cd32fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:27:47, skipping insertion in model container [2024-11-02 12:27:47,564 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:27:47" (3/3) ... [2024-11-02 12:27:47,565 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-icplus-ipg.cil.i [2024-11-02 12:27:47,585 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:27:47,585 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-02 12:27:47,713 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:27:47,720 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6db67647, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:27:47,721 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-02 12:27:47,734 INFO L276 IsEmpty]: Start isEmpty. Operand has 1358 states, 787 states have (on average 1.2693773824650572) internal successors, (999), 815 states have internal predecessors, (999), 473 states have call successors, (473), 98 states have call predecessors, (473), 97 states have return successors, (467), 464 states have call predecessors, (467), 467 states have call successors, (467) [2024-11-02 12:27:47,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-02 12:27:47,827 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:27:47,828 INFO L215 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:27:47,828 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)] === [2024-11-02 12:27:47,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:27:47,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1007864611, now seen corresponding path program 1 times [2024-11-02 12:27:47,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:27:47,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564862766] [2024-11-02 12:27:47,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:27:47,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms