./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_0c019209-cce3-4726-8e06-986ddedc8e3f/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c019209-cce3-4726-8e06-986ddedc8e3f/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c019209-cce3-4726-8e06-986ddedc8e3f/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c019209-cce3-4726-8e06-986ddedc8e3f/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c019209-cce3-4726-8e06-986ddedc8e3f/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c019209-cce3-4726-8e06-986ddedc8e3f/bin/utaipan-verify-NcY6lQBIFX --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 004fcd1800da3fcc8c5839d85d0662ed24df5100e10ec8a5024be56f561eab28 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:43:35,422 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:43:35,519 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c019209-cce3-4726-8e06-986ddedc8e3f/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:43:35,536 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:43:35,537 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:43:35,575 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:43:35,575 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:43:35,576 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:43:35,577 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:43:35,577 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:43:35,578 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:43:35,578 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:43:35,579 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:43:35,579 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:43:35,580 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:43:35,580 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:43:35,581 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:43:35,581 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:43:35,582 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:43:35,582 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:43:35,583 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:43:35,584 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:43:35,584 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:43:35,585 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:43:35,585 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:43:35,586 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:43:35,586 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:43:35,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:43:35,587 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:43:35,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:43:35,588 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:43:35,588 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:43:35,589 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:43:35,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:43:35,589 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:43:35,589 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:43:35,590 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:43:35,590 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:43:35,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:43:35,590 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:43:35,590 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:43:35,591 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:43:35,591 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_0c019209-cce3-4726-8e06-986ddedc8e3f/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c019209-cce3-4726-8e06-986ddedc8e3f/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 004fcd1800da3fcc8c5839d85d0662ed24df5100e10ec8a5024be56f561eab28 [2023-11-12 00:43:35,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:43:35,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:43:35,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:43:35,910 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:43:35,910 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:43:35,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c019209-cce3-4726-8e06-986ddedc8e3f/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-12 00:43:38,956 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:43:39,803 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:43:39,804 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c019209-cce3-4726-8e06-986ddedc8e3f/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-12 00:43:39,878 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c019209-cce3-4726-8e06-986ddedc8e3f/bin/utaipan-verify-NcY6lQBIFX/data/e7bb3ab4e/5b1c5872e65444259716cfe6863357ef/FLAG002a37a9a [2023-11-12 00:43:39,894 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c019209-cce3-4726-8e06-986ddedc8e3f/bin/utaipan-verify-NcY6lQBIFX/data/e7bb3ab4e/5b1c5872e65444259716cfe6863357ef [2023-11-12 00:43:39,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:43:39,898 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:43:39,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:43:39,900 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:43:39,906 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:43:39,906 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:43:39" (1/1) ... [2023-11-12 00:43:39,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52cada70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:39, skipping insertion in model container [2023-11-12 00:43:39,908 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:43:39" (1/1) ... [2023-11-12 00:43:40,100 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:43:44,356 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_0c019209-cce3-4726-8e06-986ddedc8e3f/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[452511,452524] [2023-11-12 00:43:44,362 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_0c019209-cce3-4726-8e06-986ddedc8e3f/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[452656,452669] [2023-11-12 00:43:44,391 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:43:44,458 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:43:44,569 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"); [5398] [2023-11-12 00:43:44,571 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)); [5405] [2023-11-12 00:43:44,572 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5412] [2023-11-12 00:43:44,583 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5457-5458] [2023-11-12 00:43:44,583 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"); [5463-5465] [2023-11-12 00:43:44,584 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [5490-5491] [2023-11-12 00:43:44,585 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" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [5496-5498] [2023-11-12 00:43:44,586 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [5522-5523] [2023-11-12 00:43:44,628 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" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5528-5530] [2023-11-12 00:43:44,637 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)); [5797-5798] [2023-11-12 00:43:44,639 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)); [5831-5832] [2023-11-12 00:43:44,641 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)); [5868-5869] [2023-11-12 00:43:44,642 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)); [5905-5906] [2023-11-12 00:43:44,879 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/3com/3c59x.c"), "i" (3233), "i" (12UL)); [11557-11558] [2023-11-12 00:43:45,029 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_0c019209-cce3-4726-8e06-986ddedc8e3f/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[452511,452524] [2023-11-12 00:43:45,030 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_0c019209-cce3-4726-8e06-986ddedc8e3f/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i[452656,452669] [2023-11-12 00:43:45,040 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:43:45,461 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:43:45,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:45 WrapperNode [2023-11-12 00:43:45,462 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:43:45,463 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:43:45,463 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:43:45,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:43:45,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:45" (1/1) ... [2023-11-12 00:43:45,615 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:45" (1/1) ... [2023-11-12 00:43:45,877 INFO L138 Inliner]: procedures = 548, calls = 4531, calls flagged for inlining = 251, calls inlined = 230, statements flattened = 9827 [2023-11-12 00:43:45,878 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:43:45,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:43:45,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:43:45,879 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:43:45,889 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:45" (1/1) ... [2023-11-12 00:43:45,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:45" (1/1) ... [2023-11-12 00:43:46,018 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:45" (1/1) ... [2023-11-12 00:43:46,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:45" (1/1) ... [2023-11-12 00:43:46,311 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:45" (1/1) ... [2023-11-12 00:43:46,361 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:45" (1/1) ... [2023-11-12 00:43:46,397 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:45" (1/1) ... [2023-11-12 00:43:46,417 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:45" (1/1) ... [2023-11-12 00:43:46,466 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:43:46,467 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:43:46,467 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:43:46,467 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:43:46,468 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:45" (1/1) ... [2023-11-12 00:43:46,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:43:46,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c019209-cce3-4726-8e06-986ddedc8e3f/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:43:46,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c019209-cce3-4726-8e06-986ddedc8e3f/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:43:46,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c019209-cce3-4726-8e06-986ddedc8e3f/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:43:46,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_122 [2023-11-12 00:43:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_122 [2023-11-12 00:43:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-12 00:43:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-12 00:43:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:43:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:43:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-12 00:43:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-12 00:43:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2023-11-12 00:43:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2023-11-12 00:43:46,541 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_nway_reset [2023-11-12 00:43:46,542 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_nway_reset [2023-11-12 00:43:46,542 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-12 00:43:46,542 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-12 00:43:46,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_88 [2023-11-12 00:43:46,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_88 [2023-11-12 00:43:46,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_107 [2023-11-12 00:43:46,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_107 [2023-11-12 00:43:46,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:43:46,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:43:46,546 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-12 00:43:46,546 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-12 00:43:46,546 INFO L130 BoogieDeclarations]: Found specification of procedure set_8021q_mode [2023-11-12 00:43:46,546 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8021q_mode [2023-11-12 00:43:46,546 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_remove_one [2023-11-12 00:43:46,546 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_remove_one [2023-11-12 00:43:46,547 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-12 00:43:46,547 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-12 00:43:46,547 INFO L130 BoogieDeclarations]: Found specification of procedure issue_and_wait [2023-11-12 00:43:46,547 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_and_wait [2023-11-12 00:43:46,547 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 00:43:46,547 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 00:43:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-12 00:43:46,548 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-12 00:43:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-12 00:43:46,548 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-12 00:43:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure window_write32 [2023-11-12 00:43:46,548 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write32 [2023-11-12 00:43:46,548 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-12 00:43:46,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-12 00:43:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-12 00:43:46,549 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-12 00:43:46,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2023-11-12 00:43:46,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2023-11-12 00:43:46,550 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 00:43:46,550 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 00:43:46,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-12 00:43:46,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_window_lock_of_vortex_private [2023-11-12 00:43:46,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-12 00:43:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_vortex_private [2023-11-12 00:43:46,552 INFO L130 BoogieDeclarations]: Found specification of procedure window_set [2023-11-12 00:43:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure window_set [2023-11-12 00:43:46,552 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-12 00:43:46,552 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-12 00:43:46,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 00:43:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 00:43:46,553 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-12 00:43:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-12 00:43:46,553 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-12 00:43:46,553 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-12 00:43:46,553 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-12 00:43:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-12 00:43:46,554 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-11-12 00:43:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-11-12 00:43:46,554 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-12 00:43:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-12 00:43:46,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 00:43:46,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 00:43:46,555 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-11-12 00:43:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-11-12 00:43:46,555 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 00:43:46,555 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 00:43:46,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2023-11-12 00:43:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2023-11-12 00:43:46,556 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-12 00:43:46,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-12 00:43:46,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:43:46,557 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2023-11-12 00:43:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2023-11-12 00:43:46,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-12 00:43:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-12 00:43:46,557 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 00:43:46,557 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 00:43:46,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_118 [2023-11-12 00:43:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_118 [2023-11-12 00:43:46,558 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 00:43:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 00:43:46,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_114 [2023-11-12 00:43:46,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_114 [2023-11-12 00:43:46,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:43:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_tx_timeout [2023-11-12 00:43:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_tx_timeout [2023-11-12 00:43:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2023-11-12 00:43:46,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2023-11-12 00:43:46,559 INFO L130 BoogieDeclarations]: Found specification of procedure ioport_map [2023-11-12 00:43:46,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ioport_map [2023-11-12 00:43:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 00:43:46,560 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 00:43:46,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-12 00:43:46,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-12 00:43:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-12 00:43:46,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-12 00:43:46,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:43:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_106 [2023-11-12 00:43:46,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_106 [2023-11-12 00:43:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 00:43:46,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 00:43:46,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:43:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_interrupt [2023-11-12 00:43:46,563 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_interrupt [2023-11-12 00:43:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2023-11-12 00:43:46,563 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2023-11-12 00:43:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 00:43:46,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 00:43:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:43:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:43:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-12 00:43:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-12 00:43:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-12 00:43:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-12 00:43:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 00:43:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 00:43:46,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-12 00:43:46,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-12 00:43:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_set_duplex [2023-11-12 00:43:46,566 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_set_duplex [2023-11-12 00:43:46,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_132 [2023-11-12 00:43:46,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_132 [2023-11-12 00:43:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-12 00:43:46,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-12 00:43:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-12 00:43:46,568 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-12 00:43:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_error [2023-11-12 00:43:46,569 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_error [2023-11-12 00:43:46,572 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 00:43:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 00:43:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_close [2023-11-12 00:43:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_close [2023-11-12 00:43:46,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:43:46,574 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2023-11-12 00:43:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2023-11-12 00:43:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-12 00:43:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-12 00:43:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:43:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 00:43:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 00:43:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 00:43:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 00:43:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:43:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-12 00:43:46,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-12 00:43:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:43:46,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:43:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-12 00:43:46,583 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-12 00:43:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:43:46,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:43:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-12 00:43:46,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-12 00:43:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-12 00:43:46,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-12 00:43:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_set_WOL [2023-11-12 00:43:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_set_WOL [2023-11-12 00:43:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-12 00:43:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-12 00:43:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure window_write16 [2023-11-12 00:43:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write16 [2023-11-12 00:43:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-12 00:43:46,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-12 00:43:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-12 00:43:46,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-12 00:43:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure window_read8 [2023-11-12 00:43:46,586 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read8 [2023-11-12 00:43:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-12 00:43:46,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-12 00:43:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure update_stats [2023-11-12 00:43:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure update_stats [2023-11-12 00:43:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 00:43:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 00:43:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-12 00:43:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-12 00:43:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure poll_vortex [2023-11-12 00:43:46,587 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_vortex [2023-11-12 00:43:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-12 00:43:46,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-12 00:43:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-12 00:43:46,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_window_lock_of_vortex_private [2023-11-12 00:43:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_check_media [2023-11-12 00:43:46,588 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_check_media [2023-11-12 00:43:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-12 00:43:46,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-12 00:43:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-12 00:43:46,589 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-12 00:43:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_rx [2023-11-12 00:43:46,589 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_rx [2023-11-12 00:43:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-11-12 00:43:46,589 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-11-12 00:43:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_open [2023-11-12 00:43:46,590 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_open [2023-11-12 00:43:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure dump_tx_ring [2023-11-12 00:43:46,590 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_tx_ring [2023-11-12 00:43:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-12 00:43:46,590 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-12 00:43:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:43:46,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:43:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_probe1 [2023-11-12 00:43:46,591 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_probe1 [2023-11-12 00:43:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:43:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:43:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:43:46,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:43:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-12 00:43:46,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-12 00:43:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2023-11-12 00:43:46,592 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2023-11-12 00:43:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-12 00:43:46,592 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-12 00:43:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-12 00:43:46,592 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-12 00:43:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-12 00:43:46,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-12 00:43:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-12 00:43:46,593 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-12 00:43:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-12 00:43:46,593 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-12 00:43:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:43:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_111 [2023-11-12 00:43:46,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_111 [2023-11-12 00:43:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-12 00:43:46,594 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-12 00:43:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-12 00:43:46,594 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-12 00:43:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:43:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_suspend [2023-11-12 00:43:46,594 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_suspend [2023-11-12 00:43:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure boomerang_interrupt [2023-11-12 00:43:46,595 INFO L138 BoogieDeclarations]: Found implementation of procedure boomerang_interrupt [2023-11-12 00:43:46,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:43:46,595 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:43:46,595 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:43:46,595 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-12 00:43:46,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-12 00:43:46,595 INFO L130 BoogieDeclarations]: Found specification of procedure rx_oom_timer [2023-11-12 00:43:46,596 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_oom_timer [2023-11-12 00:43:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-12 00:43:46,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-12 00:43:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 00:43:46,596 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 00:43:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 00:43:46,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 00:43:46,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-12 00:43:46,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-12 00:43:46,597 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-12 00:43:46,597 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-12 00:43:46,597 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2023-11-12 00:43:46,597 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2023-11-12 00:43:46,597 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_resume [2023-11-12 00:43:46,597 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_resume [2023-11-12 00:43:46,598 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2023-11-12 00:43:46,598 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2023-11-12 00:43:46,599 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-12 00:43:46,602 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-12 00:43:46,603 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_rx [2023-11-12 00:43:46,603 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_rx [2023-11-12 00:43:46,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_105 [2023-11-12 00:43:46,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_105 [2023-11-12 00:43:46,603 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-12 00:43:46,603 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-12 00:43:46,603 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 00:43:46,604 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 00:43:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-12 00:43:46,605 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-12 00:43:46,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_133 [2023-11-12 00:43:46,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_133 [2023-11-12 00:43:46,606 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-12 00:43:46,606 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-12 00:43:46,606 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_delay [2023-11-12 00:43:46,606 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_delay [2023-11-12 00:43:46,606 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_timer [2023-11-12 00:43:46,606 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_timer [2023-11-12 00:43:46,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:43:46,607 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-12 00:43:46,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-12 00:43:46,607 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_down [2023-11-12 00:43:46,607 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_down [2023-11-12 00:43:46,607 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-11-12 00:43:46,607 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-11-12 00:43:46,608 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-12 00:43:46,608 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-12 00:43:46,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:43:46,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:43:46,608 INFO L130 BoogieDeclarations]: Found specification of procedure window_write8 [2023-11-12 00:43:46,608 INFO L138 BoogieDeclarations]: Found implementation of procedure window_write8 [2023-11-12 00:43:46,608 INFO L130 BoogieDeclarations]: Found specification of procedure window_read32 [2023-11-12 00:43:46,608 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read32 [2023-11-12 00:43:46,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2023-11-12 00:43:46,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2023-11-12 00:43:46,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-12 00:43:46,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-12 00:43:46,609 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2023-11-12 00:43:46,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2023-11-12 00:43:46,609 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-12 00:43:46,609 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-12 00:43:46,610 INFO L130 BoogieDeclarations]: Found specification of procedure vortex_up [2023-11-12 00:43:46,610 INFO L138 BoogieDeclarations]: Found implementation of procedure vortex_up [2023-11-12 00:43:46,610 INFO L130 BoogieDeclarations]: Found specification of procedure window_read16 [2023-11-12 00:43:46,610 INFO L138 BoogieDeclarations]: Found implementation of procedure window_read16 [2023-11-12 00:43:46,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 00:43:46,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 00:43:46,610 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-12 00:43:46,610 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-12 00:43:46,611 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-12 00:43:46,611 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-12 00:43:46,611 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-12 00:43:46,683 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-12 00:43:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-12 00:43:46,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_vortex_private [2023-11-12 00:43:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-12 00:43:46,684 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-12 00:43:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_112 [2023-11-12 00:43:46,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_112 [2023-11-12 00:43:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_113 [2023-11-12 00:43:46,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_113 [2023-11-12 00:43:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:43:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 00:43:46,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 00:43:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-12 00:43:46,685 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-12 00:43:47,819 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:43:47,829 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:43:49,990 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:43:58,335 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:44:03,626 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:44:03,627 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-12 00:44:03,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:03 BoogieIcfgContainer [2023-11-12 00:44:03,636 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:44:03,640 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:44:03,641 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:44:03,644 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:44:03,645 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:43:39" (1/3) ... [2023-11-12 00:44:03,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78326831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:03, skipping insertion in model container [2023-11-12 00:44:03,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:45" (2/3) ... [2023-11-12 00:44:03,648 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78326831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:03, skipping insertion in model container [2023-11-12 00:44:03,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:03" (3/3) ... [2023-11-12 00:44:03,650 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-3com-3c59x.cil.i [2023-11-12 00:44:03,671 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:44:03,672 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:44:03,801 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:44:03,810 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;@12a49fb2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:44:03,811 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:44:03,828 INFO L276 IsEmpty]: Start isEmpty. Operand has 2379 states, 1371 states have (on average 1.3085339168490153) internal successors, (1794), 1457 states have internal predecessors, (1794), 851 states have call successors, (851), 156 states have call predecessors, (851), 155 states have return successors, (844), 826 states have call predecessors, (844), 844 states have call successors, (844) [2023-11-12 00:44:03,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-12 00:44:03,876 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:44:03,877 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:44:03,878 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:44:03,886 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:44:03,886 INFO L85 PathProgramCache]: Analyzing trace with hash 382507938, now seen corresponding path program 1 times [2023-11-12 00:44:03,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:44:03,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715906454] [2023-11-12 00:44:03,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:44:03,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:44:04,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:44:13,977 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-11-12 00:44:13,978 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:44:13,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715906454] [2023-11-12 00:44:13,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715906454] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:44:13,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:44:13,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-12 00:44:13,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411646008] [2023-11-12 00:44:13,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:44:13,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-12 00:44:13,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:44:14,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 00:44:14,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-12 00:44:14,042 INFO L87 Difference]: Start difference. First operand has 2379 states, 1371 states have (on average 1.3085339168490153) internal successors, (1794), 1457 states have internal predecessors, (1794), 851 states have call successors, (851), 156 states have call predecessors, (851), 155 states have return successors, (844), 826 states have call predecessors, (844), 844 states have call successors, (844) Second operand has 6 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 3 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-12 00:44:16,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:44:19,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []