./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/bin/utaipan-verify-nQ1chXbOIh --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 05ce5b24b2687a8b1aab5aa0f73ec6d859585e3da90ad926172fb0aa6363222f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:15:15,731 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:15:15,794 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-12-02 16:15:15,798 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:15:15,799 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:15:15,821 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:15:15,822 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:15:15,822 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:15:15,823 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:15:15,824 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:15:15,824 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:15:15,825 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:15:15,825 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:15:15,826 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 16:15:15,826 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:15:15,827 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:15:15,827 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 16:15:15,828 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 16:15:15,828 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:15:15,829 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 16:15:15,830 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 16:15:15,830 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 16:15:15,831 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:15:15,832 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:15:15,832 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 16:15:15,832 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:15:15,833 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:15:15,833 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:15:15,834 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:15:15,834 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:15:15,835 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:15:15,835 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:15:15,835 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:15:15,835 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:15:15,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:15:15,836 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:15:15,836 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:15:15,836 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:15:15,836 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 16:15:15,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 16:15:15,837 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:15:15,837 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:15:15,837 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:15:15,837 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:15:15,838 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_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05ce5b24b2687a8b1aab5aa0f73ec6d859585e3da90ad926172fb0aa6363222f [2023-12-02 16:15:16,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:15:16,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:15:16,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:15:16,068 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:15:16,069 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:15:16,070 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i [2023-12-02 16:15:18,844 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:15:19,294 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:15:19,295 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/sv-benchmarks/c/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i [2023-12-02 16:15:19,331 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/bin/utaipan-verify-nQ1chXbOIh/data/233a6f9ed/30fe0017370342dca515e5a0e2a261aa/FLAG43d544ad4 [2023-12-02 16:15:19,346 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/bin/utaipan-verify-nQ1chXbOIh/data/233a6f9ed/30fe0017370342dca515e5a0e2a261aa [2023-12-02 16:15:19,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:15:19,350 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:15:19,352 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:15:19,352 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:15:19,357 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:15:19,359 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:15:19" (1/1) ... [2023-12-02 16:15:19,360 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76f3c17e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:15:19, skipping insertion in model container [2023-12-02 16:15:19,360 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:15:19" (1/1) ... [2023-12-02 16:15:19,501 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:15:21,510 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/sv-benchmarks/c/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i[262537,262550] [2023-12-02 16:15:21,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:15:21,653 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:15:21,754 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"); [5135] [2023-12-02 16:15:21,755 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)); [5142] [2023-12-02 16:15:21,756 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 %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5150-5151] [2023-12-02 16:15:21,756 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 %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5159-5160] [2023-12-02 16:15:21,758 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 *)"/work/ldvuser/shchepetkov/43_1a-CPAchecker-bit-vector/inst/current/envs/linux-3.10-rc1/linux-3.10-rc1/arch/x86/include/asm/paravirt.h"), "i" (824), "i" (12UL)); [5195-5196] [2023-12-02 16:15:21,758 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"); [5201-5203] [2023-12-02 16:15:21,764 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)); [5362-5363] [2023-12-02 16:15:21,765 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)); [5391-5392] [2023-12-02 16:15:21,767 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" (103), "i" (12UL)); [5421-5422] [2023-12-02 16:15:21,768 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" (115), "i" (12UL)); [5451-5452] [2023-12-02 16:15:21,776 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/linux/netdevice.h"), "i" (472), "i" (12UL)); [5787-5788] [2023-12-02 16:15:21,776 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5793] [2023-12-02 16:15:21,817 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 *)"/work/ldvuser/shchepetkov/43_1a-CPAchecker-bit-vector/work/current--X--drivers--X--defaultlinux-3.10-rc1--X--43_1a--X--cpachecker/linux-3.10-rc1/csd_deg_dscv/6656/dscv_tempdir/dscv/ri/43_1a/drivers/net/ethernet/broadcom/b44.c.prepared"), "i" (623), "i" (12UL)); [6904-6905] [2023-12-02 16:15:21,824 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7096] [2023-12-02 16:15:21,831 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7359] [2023-12-02 16:15:21,900 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/sv-benchmarks/c/ldv-challenges/linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i[262537,262550] [2023-12-02 16:15:21,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:15:22,088 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:15:22,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:15:22 WrapperNode [2023-12-02 16:15:22,089 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:15:22,090 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:15:22,090 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:15:22,090 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:15:22,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:15:22" (1/1) ... [2023-12-02 16:15:22,162 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:15:22" (1/1) ... [2023-12-02 16:15:22,294 INFO L138 Inliner]: procedures = 305, calls = 2559, calls flagged for inlining = 157, calls inlined = 137, statements flattened = 5641 [2023-12-02 16:15:22,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:15:22,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:15:22,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:15:22,295 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:15:22,303 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:15:22" (1/1) ... [2023-12-02 16:15:22,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:15:22" (1/1) ... [2023-12-02 16:15:22,329 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:15:22" (1/1) ... [2023-12-02 16:15:22,330 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:15:22" (1/1) ... [2023-12-02 16:15:22,452 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:15:22" (1/1) ... [2023-12-02 16:15:22,476 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:15:22" (1/1) ... [2023-12-02 16:15:22,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:15:22" (1/1) ... [2023-12-02 16:15:22,514 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:15:22" (1/1) ... [2023-12-02 16:15:22,547 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:15:22,547 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:15:22,548 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:15:22,548 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:15:22,548 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:15:22" (1/1) ... [2023-12-02 16:15:22,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:15:22,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:15:22,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:15:22,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4dd908-6ee4-496a-a389-7e7e9ff9a6b1/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:15:22,611 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_flow_ctrl [2023-12-02 16:15:22,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_flow_ctrl [2023-12-02 16:15:22,612 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_set_drvdata [2023-12-02 16:15:22,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_set_drvdata [2023-12-02 16:15:22,612 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_rings [2023-12-02 16:15:22,612 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_rings [2023-12-02 16:15:22,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-12-02 16:15:22,613 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2023-12-02 16:15:22,613 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2023-12-02 16:15:22,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-02 16:15:22,613 INFO L130 BoogieDeclarations]: Found specification of procedure b44_readphy [2023-12-02 16:15:22,613 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_readphy [2023-12-02 16:15:22,614 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_rx_mode [2023-12-02 16:15:22,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_rx_mode [2023-12-02 16:15:22,614 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_consistent [2023-12-02 16:15:22,614 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_consistent [2023-12-02 16:15:22,614 INFO L130 BoogieDeclarations]: Found specification of procedure b44_enable_ints [2023-12-02 16:15:22,614 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_enable_ints [2023-12-02 16:15:22,615 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-12-02 16:15:22,615 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-12-02 16:15:22,615 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-12-02 16:15:22,615 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-12-02 16:15:22,615 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-12-02 16:15:22,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-12-02 16:15:22,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-12-02 16:15:22,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-12-02 16:15:22,616 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2023-12-02 16:15:22,616 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2023-12-02 16:15:22,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-02 16:15:22,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-02 16:15:22,617 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2023-12-02 16:15:22,617 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2023-12-02 16:15:22,617 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-12-02 16:15:22,617 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-12-02 16:15:22,617 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_device_enable [2023-12-02 16:15:22,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_device_enable [2023-12-02 16:15:22,618 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_get_drvdata [2023-12-02 16:15:22,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_get_drvdata [2023-12-02 16:15:22,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-12-02 16:15:22,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-12-02 16:15:22,618 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-12-02 16:15:22,618 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-12-02 16:15:22,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-12-02 16:15:22,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-12-02 16:15:22,619 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-12-02 16:15:22,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-12-02 16:15:22,619 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-12-02 16:15:22,619 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-12-02 16:15:22,619 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-12-02 16:15:22,619 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-12-02 16:15:22,619 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-12-02 16:15:22,620 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-12-02 16:15:22,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 16:15:22,620 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 16:15:22,620 INFO L130 BoogieDeclarations]: Found specification of procedure bwfilter_table [2023-12-02 16:15:22,620 INFO L138 BoogieDeclarations]: Found implementation of procedure bwfilter_table [2023-12-02 16:15:22,620 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-12-02 16:15:22,620 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-12-02 16:15:22,621 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-12-02 16:15:22,621 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-12-02 16:15:22,621 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_powerup [2023-12-02 16:15:22,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_powerup [2023-12-02 16:15:22,621 INFO L130 BoogieDeclarations]: Found specification of procedure b44_sync_dma_desc_for_device [2023-12-02 16:15:22,621 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_sync_dma_desc_for_device [2023-12-02 16:15:22,621 INFO L130 BoogieDeclarations]: Found specification of procedure br32 [2023-12-02 16:15:22,622 INFO L138 BoogieDeclarations]: Found implementation of procedure br32 [2023-12-02 16:15:22,622 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-12-02 16:15:22,622 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-12-02 16:15:22,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 16:15:22,622 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-12-02 16:15:22,622 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-12-02 16:15:22,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 16:15:22,622 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-12-02 16:15:22,623 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-12-02 16:15:22,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-12-02 16:15:22,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-12-02 16:15:22,623 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_cam_write [2023-12-02 16:15:22,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_cam_write [2023-12-02 16:15:22,623 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-12-02 16:15:22,623 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-12-02 16:15:22,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 16:15:22,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 16:15:22,624 INFO L130 BoogieDeclarations]: Found specification of procedure b44_alloc_rx_skb [2023-12-02 16:15:22,624 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_alloc_rx_skb [2023-12-02 16:15:22,624 INFO L130 BoogieDeclarations]: Found specification of procedure b44_writephy [2023-12-02 16:15:22,624 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_writephy [2023-12-02 16:15:22,624 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-12-02 16:15:22,624 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-12-02 16:15:22,624 INFO L130 BoogieDeclarations]: Found specification of procedure b44_pci_exit [2023-12-02 16:15:22,625 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_pci_exit [2023-12-02 16:15:22,625 INFO L130 BoogieDeclarations]: Found specification of procedure b44_chip_reset [2023-12-02 16:15:22,625 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_chip_reset [2023-12-02 16:15:22,625 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-12-02 16:15:22,625 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-12-02 16:15:22,625 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_hw [2023-12-02 16:15:22,625 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_hw [2023-12-02 16:15:22,625 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-12-02 16:15:22,626 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-12-02 16:15:22,626 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-12-02 16:15:22,626 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-12-02 16:15:22,626 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-12-02 16:15:22,626 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-12-02 16:15:22,626 INFO L130 BoogieDeclarations]: Found specification of procedure b44_halt [2023-12-02 16:15:22,626 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_halt [2023-12-02 16:15:22,626 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-12-02 16:15:22,627 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-12-02 16:15:22,627 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-12-02 16:15:22,627 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-12-02 16:15:22,627 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-12-02 16:15:22,627 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-12-02 16:15:22,627 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_pcihost_set_power_state [2023-12-02 16:15:22,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_pcihost_set_power_state [2023-12-02 16:15:22,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-12-02 16:15:22,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-12-02 16:15:22,628 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_wol [2023-12-02 16:15:22,628 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_wol [2023-12-02 16:15:22,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-12-02 16:15:22,628 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_writephy [2023-12-02 16:15:22,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_writephy [2023-12-02 16:15:22,628 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-12-02 16:15:22,628 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-12-02 16:15:22,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-02 16:15:22,628 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-12-02 16:15:22,629 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-12-02 16:15:22,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 16:15:22,629 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-12-02 16:15:22,629 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-12-02 16:15:22,629 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-12-02 16:15:22,629 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-12-02 16:15:22,629 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-12-02 16:15:22,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-12-02 16:15:22,629 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-12-02 16:15:22,630 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-12-02 16:15:22,630 INFO L130 BoogieDeclarations]: Found specification of procedure b44_interrupt [2023-12-02 16:15:22,630 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_interrupt [2023-12-02 16:15:22,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-12-02 16:15:22,630 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-12-02 16:15:22,630 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-12-02 16:15:22,630 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-12-02 16:15:22,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-12-02 16:15:22,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-12-02 16:15:22,631 INFO L130 BoogieDeclarations]: Found specification of procedure b44_magic_pattern [2023-12-02 16:15:22,631 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_magic_pattern [2023-12-02 16:15:22,631 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-12-02 16:15:22,631 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-12-02 16:15:22,631 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-12-02 16:15:22,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-12-02 16:15:22,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 16:15:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure b44_disable_ints [2023-12-02 16:15:22,632 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_disable_ints [2023-12-02 16:15:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure bw32 [2023-12-02 16:15:22,632 INFO L138 BoogieDeclarations]: Found implementation of procedure bw32 [2023-12-02 16:15:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-12-02 16:15:22,632 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-12-02 16:15:22,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-12-02 16:15:22,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-12-02 16:15:22,633 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_may_powerdown [2023-12-02 16:15:22,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_may_powerdown [2023-12-02 16:15:22,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 16:15:22,633 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2023-12-02 16:15:22,633 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2023-12-02 16:15:22,633 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-12-02 16:15:22,634 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-12-02 16:15:22,634 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-12-02 16:15:22,634 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-12-02 16:15:22,634 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-12-02 16:15:22,634 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-12-02 16:15:22,634 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_disable_ints [2023-12-02 16:15:22,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_disable_ints [2023-12-02 16:15:22,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:15:22,634 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-12-02 16:15:22,634 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-12-02 16:15:22,635 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-12-02 16:15:22,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-12-02 16:15:22,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 16:15:22,635 INFO L130 BoogieDeclarations]: Found specification of procedure b44_check_phy [2023-12-02 16:15:22,635 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_check_phy [2023-12-02 16:15:22,635 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-12-02 16:15:22,635 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-12-02 16:15:22,635 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-12-02 16:15:22,635 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-12-02 16:15:22,636 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_readphy [2023-12-02 16:15:22,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_readphy [2023-12-02 16:15:22,636 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-12-02 16:15:22,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-12-02 16:15:22,636 INFO L130 BoogieDeclarations]: Found specification of procedure b44_phy_reset [2023-12-02 16:15:22,636 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_phy_reset [2023-12-02 16:15:22,636 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-12-02 16:15:22,636 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-12-02 16:15:22,636 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-12-02 16:15:22,637 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-12-02 16:15:22,637 INFO L130 BoogieDeclarations]: Found specification of procedure b44_link_report [2023-12-02 16:15:22,637 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_link_report [2023-12-02 16:15:22,637 INFO L130 BoogieDeclarations]: Found specification of procedure b44_set_flow_ctrl [2023-12-02 16:15:22,637 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_set_flow_ctrl [2023-12-02 16:15:22,637 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-12-02 16:15:22,637 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-12-02 16:15:22,637 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_mac_addr [2023-12-02 16:15:22,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_mac_addr [2023-12-02 16:15:22,638 INFO L130 BoogieDeclarations]: Found specification of procedure b44_stats_update [2023-12-02 16:15:22,638 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_stats_update [2023-12-02 16:15:22,638 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_rings [2023-12-02 16:15:22,638 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_rings [2023-12-02 16:15:22,638 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2023-12-02 16:15:22,638 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2023-12-02 16:15:22,638 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-12-02 16:15:22,638 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-12-02 16:15:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-12-02 16:15:22,639 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-12-02 16:15:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure b44_wait_bit [2023-12-02 16:15:22,639 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_wait_bit [2023-12-02 16:15:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 16:15:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:15:22,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:15:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_phy [2023-12-02 16:15:22,639 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_phy [2023-12-02 16:15:23,314 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:15:23,319 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:15:52,408 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:15:56,035 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:15:56,035 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 16:15:56,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:15:56 BoogieIcfgContainer [2023-12-02 16:15:56,038 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:15:56,040 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:15:56,040 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:15:56,043 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:15:56,044 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:15:19" (1/3) ... [2023-12-02 16:15:56,044 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a79a3dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:15:56, skipping insertion in model container [2023-12-02 16:15:56,045 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:15:22" (2/3) ... [2023-12-02 16:15:56,045 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a79a3dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:15:56, skipping insertion in model container [2023-12-02 16:15:56,045 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:15:56" (3/3) ... [2023-12-02 16:15:56,046 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.10-rc1-43_1a-bitvector-drivers--net--ethernet--broadcom--b44.ko--ldv_main0.cil.out.i [2023-12-02 16:15:56,067 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:15:56,067 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:15:56,150 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:15:56,157 INFO L357 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, mHoare=true, 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;@1e14a958, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:15:56,157 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:15:56,167 INFO L276 IsEmpty]: Start isEmpty. Operand has 1390 states, 782 states have (on average 1.2595907928388748) internal successors, (985), 810 states have internal predecessors, (985), 506 states have call successors, (506), 100 states have call predecessors, (506), 100 states have return successors, (506), 502 states have call predecessors, (506), 506 states have call successors, (506) [2023-12-02 16:15:56,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 16:15:56,186 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:15:56,187 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:15:56,187 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:15:56,192 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:15:56,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1294884077, now seen corresponding path program 1 times [2023-12-02 16:15:56,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:15:56,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158774341] [2023-12-02 16:15:56,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:15:56,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms