./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_548ba1cb-773f-44c2-a00c-4de5aff79c19/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548ba1cb-773f-44c2-a00c-4de5aff79c19/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548ba1cb-773f-44c2-a00c-4de5aff79c19/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548ba1cb-773f-44c2-a00c-4de5aff79c19/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548ba1cb-773f-44c2-a00c-4de5aff79c19/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548ba1cb-773f-44c2-a00c-4de5aff79c19/bin/utaipan-verify-SwPr7d2a91 --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 c5b0d1bb6abf00f856e27261b150a3be237701039761971659caf0639a1797fb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:16:31,735 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:16:31,840 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548ba1cb-773f-44c2-a00c-4de5aff79c19/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:16:31,846 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:16:31,851 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:16:31,891 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:16:31,897 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:16:31,897 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:16:31,899 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:16:31,904 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:16:31,904 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:16:31,906 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:16:31,906 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:16:31,908 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:16:31,909 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:16:31,909 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:16:31,909 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:16:31,910 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:16:31,910 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:16:31,911 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:16:31,911 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:16:31,912 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:16:31,913 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:16:31,914 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:16:31,914 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:16:31,915 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:16:31,915 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:16:31,916 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:16:31,916 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:16:31,916 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:16:31,918 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:16:31,918 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:16:31,919 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:16:31,919 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:16:31,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:16:31,920 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:16:31,920 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:16:31,920 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:16:31,920 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:16:31,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:16:31,921 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:16:31,921 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:16:31,921 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:16:31,922 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:16:31,922 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_548ba1cb-773f-44c2-a00c-4de5aff79c19/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548ba1cb-773f-44c2-a00c-4de5aff79c19/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5b0d1bb6abf00f856e27261b150a3be237701039761971659caf0639a1797fb [2023-11-24 23:16:32,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:16:32,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:16:32,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:16:32,276 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:16:32,276 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:16:32,278 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548ba1cb-773f-44c2-a00c-4de5aff79c19/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i [2023-11-24 23:16:35,416 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:16:36,157 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:16:36,158 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548ba1cb-773f-44c2-a00c-4de5aff79c19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i [2023-11-24 23:16:36,224 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548ba1cb-773f-44c2-a00c-4de5aff79c19/bin/utaipan-verify-SwPr7d2a91/data/e1d77e3f2/5bbf8123506e47ada55ebbe4d325503e/FLAG0ce8707c4 [2023-11-24 23:16:36,240 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548ba1cb-773f-44c2-a00c-4de5aff79c19/bin/utaipan-verify-SwPr7d2a91/data/e1d77e3f2/5bbf8123506e47ada55ebbe4d325503e [2023-11-24 23:16:36,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:16:36,250 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:16:36,254 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:16:36,254 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:16:36,259 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:16:36,260 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:16:36" (1/1) ... [2023-11-24 23:16:36,261 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a66356c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:36, skipping insertion in model container [2023-11-24 23:16:36,261 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:16:36" (1/1) ... [2023-11-24 23:16:36,464 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:16:40,107 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_548ba1cb-773f-44c2-a00c-4de5aff79c19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[380944,380957] [2023-11-24 23:16:40,112 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_548ba1cb-773f-44c2-a00c-4de5aff79c19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381110,381123] [2023-11-24 23:16:40,113 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_548ba1cb-773f-44c2-a00c-4de5aff79c19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381274,381287] [2023-11-24 23:16:40,113 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_548ba1cb-773f-44c2-a00c-4de5aff79c19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381439,381452] [2023-11-24 23:16:40,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:16:40,251 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:16:40,374 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"); [5349] [2023-11-24 23:16:40,377 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)); [5356] [2023-11-24 23:16:40,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5363] [2023-11-24 23:16:40,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/d4e00c1/linux-kernel-locking-mutex/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5442-5443] [2023-11-24 23:16:40,381 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"); [5448-5450] [2023-11-24 23:16:40,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5593] [2023-11-24 23:16:40,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5607] [2023-11-24 23:16:40,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5615] [2023-11-24 23:16:40,448 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)); [5707-5708] [2023-11-24 23:16:40,450 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)); [5741-5742] [2023-11-24 23:16:40,451 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)); [5778-5779] [2023-11-24 23:16:40,452 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)); [5815-5816] [2023-11-24 23:16:40,465 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" (502), "i" (12UL)); [6162-6163] [2023-11-24 23:16:40,465 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6169] [2023-11-24 23:16:40,470 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6411] [2023-11-24 23:16:40,470 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6414] [2023-11-24 23:16:40,471 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6417] [2023-11-24 23:16:40,471 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6420] [2023-11-24 23:16:40,472 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6451] [2023-11-24 23:16:40,472 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6454] [2023-11-24 23:16:40,472 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6457] [2023-11-24 23:16:40,472 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6460] [2023-11-24 23:16:40,473 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6491] [2023-11-24 23:16:40,473 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6494] [2023-11-24 23:16:40,473 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6497] [2023-11-24 23:16:40,474 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6500] [2023-11-24 23:16:40,474 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6531] [2023-11-24 23:16:40,475 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6534] [2023-11-24 23:16:40,475 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6537] [2023-11-24 23:16:40,476 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6540] [2023-11-24 23:16:40,492 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6984] [2023-11-24 23:16:40,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7398] [2023-11-24 23:16:40,538 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8071] [2023-11-24 23:16:40,539 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8090] [2023-11-24 23:16:40,540 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8103] [2023-11-24 23:16:40,541 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8108] [2023-11-24 23:16:40,542 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8121] [2023-11-24 23:16:40,545 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8133] [2023-11-24 23:16:40,571 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8659] [2023-11-24 23:16:40,572 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8661] [2023-11-24 23:16:40,576 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8708] [2023-11-24 23:16:40,731 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_548ba1cb-773f-44c2-a00c-4de5aff79c19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[380944,380957] [2023-11-24 23:16:40,731 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_548ba1cb-773f-44c2-a00c-4de5aff79c19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381110,381123] [2023-11-24 23:16:40,732 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_548ba1cb-773f-44c2-a00c-4de5aff79c19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381274,381287] [2023-11-24 23:16:40,733 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_548ba1cb-773f-44c2-a00c-4de5aff79c19/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381439,381452] [2023-11-24 23:16:40,786 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:16:41,078 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:41,079 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:41,089 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:16:41,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:41 WrapperNode [2023-11-24 23:16:41,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:16:41,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:16:41,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:16:41,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:16:41,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:41" (1/1) ... [2023-11-24 23:16:41,266 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:41" (1/1) ... [2023-11-24 23:16:41,578 INFO L138 Inliner]: procedures = 490, calls = 2707, calls flagged for inlining = 292, calls inlined = 259, statements flattened = 6461 [2023-11-24 23:16:41,579 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:16:41,581 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:16:41,581 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:16:41,581 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:16:41,592 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:41" (1/1) ... [2023-11-24 23:16:41,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:41" (1/1) ... [2023-11-24 23:16:41,669 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:41" (1/1) ... [2023-11-24 23:16:41,670 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:41" (1/1) ... [2023-11-24 23:16:41,863 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:41" (1/1) ... [2023-11-24 23:16:41,903 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:41" (1/1) ... [2023-11-24 23:16:42,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:41" (1/1) ... [2023-11-24 23:16:42,046 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:41" (1/1) ... [2023-11-24 23:16:42,093 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:16:42,095 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:16:42,095 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:16:42,095 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:16:42,096 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:41" (1/1) ... [2023-11-24 23:16:42,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:16:42,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548ba1cb-773f-44c2-a00c-4de5aff79c19/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:16:42,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548ba1cb-773f-44c2-a00c-4de5aff79c19/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:16:42,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548ba1cb-773f-44c2-a00c-4de5aff79c19/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:16:42,190 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-24 23:16:42,190 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-24 23:16:42,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:16:42,191 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:16:42,191 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-24 23:16:42,191 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-24 23:16:42,192 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-24 23:16:42,192 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-24 23:16:42,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:16:42,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:16:42,192 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-24 23:16:42,193 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-24 23:16:42,193 INFO L130 BoogieDeclarations]: Found specification of procedure free_tbufs [2023-11-24 23:16:42,194 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tbufs [2023-11-24 23:16:42,195 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-24 23:16:42,195 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-24 23:16:42,195 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:16:42,195 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:16:42,196 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-24 23:16:42,196 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-24 23:16:42,196 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-24 23:16:42,196 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-24 23:16:42,196 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-24 23:16:42,197 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-24 23:16:42,198 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_poll [2023-11-24 23:16:42,198 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_poll [2023-11-24 23:16:42,198 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-24 23:16:42,198 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-24 23:16:42,198 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-24 23:16:42,199 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-24 23:16:42,199 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-24 23:16:42,199 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-24 23:16:42,199 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-24 23:16:42,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-24 23:16:42,200 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_low [2023-11-24 23:16:42,200 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_low [2023-11-24 23:16:42,200 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-24 23:16:42,201 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-24 23:16:42,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:16:42,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:16:42,202 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-24 23:16:42,202 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-24 23:16:42,203 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-24 23:16:42,203 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-24 23:16:42,203 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:16:42,203 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:16:42,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:16:42,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:16:42,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-24 23:16:42,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-24 23:16:42,204 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-24 23:16:42,204 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-24 23:16:42,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:16:42,205 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-24 23:16:42,205 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-24 23:16:42,205 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit [2023-11-24 23:16:42,205 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit [2023-11-24 23:16:42,205 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:16:42,205 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:16:42,206 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-24 23:16:42,207 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-24 23:16:42,207 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-24 23:16:42,207 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-24 23:16:42,208 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-24 23:16:42,208 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-24 23:16:42,208 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_rbufs [2023-11-24 23:16:42,208 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_rbufs [2023-11-24 23:16:42,208 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:16:42,208 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:16:42,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:16:42,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:16:42,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:16:42,210 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_interrupt [2023-11-24 23:16:42,210 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_interrupt [2023-11-24 23:16:42,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:16:42,212 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:16:42,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:16:42,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:16:42,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:16:42,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:16:42,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:16:42,213 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_disable [2023-11-24 23:16:42,213 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_disable [2023-11-24 23:16:42,213 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-24 23:16:42,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-24 23:16:42,213 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-24 23:16:42,214 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-24 23:16:42,215 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:16:42,215 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:16:42,215 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_carrier [2023-11-24 23:16:42,215 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_carrier [2023-11-24 23:16:42,216 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_shutdown [2023-11-24 23:16:42,216 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_shutdown [2023-11-24 23:16:42,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:16:42,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:16:42,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:16:42,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-24 23:16:42,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-24 23:16:42,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-24 23:16:42,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-24 23:16:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-24 23:16:42,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-24 23:16:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:16:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2023-11-24 23:16:42,223 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2023-11-24 23:16:42,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:16:42,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:16:42,225 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:16:42,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:16:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:16:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:16:42,232 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-24 23:16:42,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-24 23:16:42,232 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:16:42,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:16:42,232 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-24 23:16:42,232 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-24 23:16:42,233 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_rx_mode [2023-11-24 23:16:42,233 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_rx_mode [2023-11-24 23:16:42,233 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:16:42,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:16:42,233 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_rx_crc_and_missed_errord [2023-11-24 23:16:42,233 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_rx_crc_and_missed_errord [2023-11-24 23:16:42,234 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-24 23:16:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-24 23:16:42,234 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-24 23:16:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-24 23:16:42,234 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-24 23:16:42,234 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-24 23:16:42,234 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:16:42,235 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:16:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:16:42,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:16:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2023-11-24 23:16:42,235 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2023-11-24 23:16:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-24 23:16:42,236 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-24 23:16:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_power_init [2023-11-24 23:16:42,236 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_power_init [2023-11-24 23:16:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_tx_timeout [2023-11-24 23:16:42,236 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_tx_timeout [2023-11-24 23:16:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-24 23:16:42,236 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-24 23:16:42,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:16:42,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:16:42,237 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-24 23:16:42,237 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-24 23:16:42,237 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-24 23:16:42,237 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-24 23:16:42,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:16:42,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:16:42,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:16:42,238 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-24 23:16:42,238 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_chip_reset [2023-11-24 23:16:42,238 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_chip_reset [2023-11-24 23:16:42,239 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-24 23:16:42,239 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-24 23:16:42,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:16:42,239 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:16:42,239 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_cam_mask [2023-11-24 23:16:42,240 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_cam_mask [2023-11-24 23:16:42,240 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2023-11-24 23:16:42,240 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2023-11-24 23:16:42,240 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:16:42,240 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:16:42,240 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_remove_one [2023-11-24 23:16:42,240 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_remove_one [2023-11-24 23:16:42,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-24 23:16:42,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-24 23:16:42,241 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-24 23:16:42,241 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-24 23:16:42,241 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_close [2023-11-24 23:16:42,241 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_close [2023-11-24 23:16:42,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_task_lock_of_rhine_private [2023-11-24 23:16:42,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_task_lock_of_rhine_private [2023-11-24 23:16:42,242 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-24 23:16:42,242 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-24 23:16:42,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:16:42,242 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-24 23:16:42,242 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-24 23:16:42,243 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-24 23:16:42,243 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-24 23:16:42,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:16:42,243 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_check_media [2023-11-24 23:16:42,243 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_check_media [2023-11-24 23:16:42,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2023-11-24 23:16:42,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2023-11-24 23:16:42,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:16:42,244 INFO L130 BoogieDeclarations]: Found specification of procedure free_rbufs [2023-11-24 23:16:42,244 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rbufs [2023-11-24 23:16:42,244 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:16:42,244 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:16:42,245 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_get_events [2023-11-24 23:16:42,245 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_get_events [2023-11-24 23:16:42,245 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:16:42,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:16:42,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-24 23:16:42,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-24 23:16:42,245 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 23:16:42,246 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 23:16:42,246 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mmio [2023-11-24 23:16:42,246 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mmio [2023-11-24 23:16:42,246 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_vlan_cam_mask [2023-11-24 23:16:42,246 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_vlan_cam_mask [2023-11-24 23:16:42,246 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-24 23:16:42,247 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-24 23:16:42,247 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-24 23:16:42,247 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-24 23:16:42,247 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:16:42,247 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:16:42,247 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-24 23:16:42,248 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-24 23:16:42,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:16:42,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:16:42,248 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-24 23:16:42,248 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-24 23:16:42,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-24 23:16:42,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-24 23:16:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-24 23:16:42,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-24 23:16:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-24 23:16:42,249 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-24 23:16:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:16:42,249 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:16:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_disable_linkmon [2023-11-24 23:16:42,251 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_disable_linkmon [2023-11-24 23:16:42,255 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_ack_events [2023-11-24 23:16:42,255 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_ack_events [2023-11-24 23:16:42,255 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-24 23:16:42,256 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-24 23:16:42,256 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_resume [2023-11-24 23:16:42,256 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_resume [2023-11-24 23:16:42,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-24 23:16:42,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-24 23:16:42,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:16:42,257 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-24 23:16:42,259 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-24 23:16:42,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:16:42,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:16:42,259 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2023-11-24 23:16:42,259 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2023-11-24 23:16:42,260 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-24 23:16:42,260 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-24 23:16:42,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_task_lock_of_rhine_private [2023-11-24 23:16:42,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_task_lock_of_rhine_private [2023-11-24 23:16:42,260 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_high [2023-11-24 23:16:42,260 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_high [2023-11-24 23:16:42,260 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_irq_disable [2023-11-24 23:16:42,261 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_irq_disable [2023-11-24 23:16:42,261 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_enable [2023-11-24 23:16:42,261 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_enable [2023-11-24 23:16:42,261 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tbufs [2023-11-24 23:16:42,261 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tbufs [2023-11-24 23:16:42,261 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-24 23:16:42,261 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-24 23:16:42,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:16:42,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:16:42,262 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-24 23:16:42,262 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-24 23:16:42,262 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-24 23:16:42,262 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-24 23:16:42,262 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_enable_linkmon [2023-11-24 23:16:42,263 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_enable_linkmon [2023-11-24 23:16:42,263 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_vcam [2023-11-24 23:16:42,263 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_vcam [2023-11-24 23:16:42,263 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-24 23:16:42,263 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-24 23:16:42,263 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-24 23:16:42,263 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-24 23:16:42,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:16:42,264 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_suspend [2023-11-24 23:16:42,264 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_suspend [2023-11-24 23:16:42,264 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_open [2023-11-24 23:16:42,264 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_open [2023-11-24 23:16:42,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:16:42,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:16:43,382 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:16:43,387 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:16:43,711 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:16:57,795 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:16:57,973 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:17:02,112 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:17:02,112 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 23:17:02,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:17:02 BoogieIcfgContainer [2023-11-24 23:17:02,115 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:17:02,120 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:17:02,120 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:17:02,124 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:17:02,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:16:36" (1/3) ... [2023-11-24 23:17:02,127 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba97098 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:17:02, skipping insertion in model container [2023-11-24 23:17:02,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:41" (2/3) ... [2023-11-24 23:17:02,128 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba97098 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:17:02, skipping insertion in model container [2023-11-24 23:17:02,128 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:17:02" (3/3) ... [2023-11-24 23:17:02,130 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i [2023-11-24 23:17:02,153 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:17:02,153 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-24 23:17:02,385 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:17:02,393 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;@2126a3f0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:17:02,393 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-24 23:17:02,407 INFO L276 IsEmpty]: Start isEmpty. Operand has 1757 states, 1015 states have (on average 1.3073891625615763) internal successors, (1327), 1057 states have internal predecessors, (1327), 611 states have call successors, (611), 130 states have call predecessors, (611), 129 states have return successors, (602), 591 states have call predecessors, (602), 602 states have call successors, (602) [2023-11-24 23:17:02,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-24 23:17:02,458 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:17:02,460 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 14, 14, 14, 14, 14, 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] [2023-11-24 23:17:02,461 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-24 23:17:02,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:17:02,471 INFO L85 PathProgramCache]: Analyzing trace with hash -2102951756, now seen corresponding path program 1 times [2023-11-24 23:17:02,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:17:02,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260075537] [2023-11-24 23:17:02,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:17:02,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms