./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash abfdd6ea704cd13da9f6c4fa68989a6001819ce06b341c8a00315bc983ef4819 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:48:22,682 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:48:22,823 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:48:22,836 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:48:22,837 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:48:22,883 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:48:22,883 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:48:22,884 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:48:22,886 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:48:22,891 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:48:22,892 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:48:22,893 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:48:22,893 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:48:22,895 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:48:22,896 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:48:22,896 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:48:22,896 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:48:22,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:48:22,897 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:48:22,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:48:22,898 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:48:22,899 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:48:22,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:48:22,900 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:48:22,901 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:48:22,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:48:22,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:48:22,902 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:48:22,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:48:22,903 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:48:22,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:48:22,905 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:48:22,905 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:48:22,905 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:48:22,906 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:48:22,906 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:48:22,906 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abfdd6ea704cd13da9f6c4fa68989a6001819ce06b341c8a00315bc983ef4819 [2023-11-19 07:48:23,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:48:23,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:48:23,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:48:23,257 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:48:23,258 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:48:23,259 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2023-11-19 07:48:26,487 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:48:27,212 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:48:27,212 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2023-11-19 07:48:27,280 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/bin/uautomizer-verify-uCwYo4JHxu/data/8a04e1906/ab21573e6e70410099fe97ab6680e383/FLAG3ca405db9 [2023-11-19 07:48:27,303 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/bin/uautomizer-verify-uCwYo4JHxu/data/8a04e1906/ab21573e6e70410099fe97ab6680e383 [2023-11-19 07:48:27,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:48:27,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:48:27,314 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:48:27,315 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:48:27,321 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:48:27,321 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:48:27" (1/1) ... [2023-11-19 07:48:27,322 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49815605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:27, skipping insertion in model container [2023-11-19 07:48:27,323 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:48:27" (1/1) ... [2023-11-19 07:48:27,529 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:48:31,806 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_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422956,422969] [2023-11-19 07:48:31,812 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_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[423101,423114] [2023-11-19 07:48:31,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:48:31,897 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:48:32,006 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"); [5283] [2023-11-19 07:48:32,009 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)); [5290] [2023-11-19 07:48:32,009 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5297] [2023-11-19 07:48:32,011 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/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5338-5339] [2023-11-19 07:48:32,012 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"); [5344-5346] [2023-11-19 07:48:32,016 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5495] [2023-11-19 07:48:32,017 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5502] [2023-11-19 07:48:32,017 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5510] [2023-11-19 07:48:32,018 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5517] [2023-11-19 07:48:32,018 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5525] [2023-11-19 07:48:32,024 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)); [5616-5617] [2023-11-19 07:48:32,026 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)); [5650-5651] [2023-11-19 07:48:32,028 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)); [5687-5688] [2023-11-19 07:48:32,030 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)); [5724-5725] [2023-11-19 07:48:32,038 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)); [5985-5986] [2023-11-19 07:48:32,038 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5992] [2023-11-19 07:48:32,049 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6267] [2023-11-19 07:48:32,049 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6270] [2023-11-19 07:48:32,049 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6273] [2023-11-19 07:48:32,050 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6276] [2023-11-19 07:48:32,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6307] [2023-11-19 07:48:32,056 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6310] [2023-11-19 07:48:32,057 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6313] [2023-11-19 07:48:32,057 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6316] [2023-11-19 07:48:32,058 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6347] [2023-11-19 07:48:32,058 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6350] [2023-11-19 07:48:32,058 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6353] [2023-11-19 07:48:32,059 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6356] [2023-11-19 07:48:32,059 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6387] [2023-11-19 07:48:32,059 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6390] [2023-11-19 07:48:32,060 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6393] [2023-11-19 07:48:32,060 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6396] [2023-11-19 07:48:32,099 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7164] [2023-11-19 07:48:32,120 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7678] [2023-11-19 07:48:32,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7701] [2023-11-19 07:48:32,122 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7708] [2023-11-19 07:48:32,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7735] [2023-11-19 07:48:32,146 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8154] [2023-11-19 07:48:32,290 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9774] [2023-11-19 07:48:32,293 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9839] [2023-11-19 07:48:32,294 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9849] [2023-11-19 07:48:32,295 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9861] [2023-11-19 07:48:32,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9883] [2023-11-19 07:48:32,312 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10073] [2023-11-19 07:48:32,425 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_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422956,422969] [2023-11-19 07:48:32,428 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_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[423101,423114] [2023-11-19 07:48:32,435 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:48:32,823 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:48:32,824 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:48:32,833 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:48:32,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:32 WrapperNode [2023-11-19 07:48:32,834 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:48:32,835 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:48:32,836 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:48:32,836 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:48:32,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:32" (1/1) ... [2023-11-19 07:48:32,996 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:32" (1/1) ... [2023-11-19 07:48:33,322 INFO L138 Inliner]: procedures = 556, calls = 3054, calls flagged for inlining = 291, calls inlined = 260, statements flattened = 8807 [2023-11-19 07:48:33,329 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:48:33,331 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:48:33,331 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:48:33,331 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:48:33,343 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:32" (1/1) ... [2023-11-19 07:48:33,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:32" (1/1) ... [2023-11-19 07:48:33,412 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:32" (1/1) ... [2023-11-19 07:48:33,413 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:32" (1/1) ... [2023-11-19 07:48:33,673 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:32" (1/1) ... [2023-11-19 07:48:33,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:32" (1/1) ... [2023-11-19 07:48:33,771 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:32" (1/1) ... [2023-11-19 07:48:33,806 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:32" (1/1) ... [2023-11-19 07:48:33,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:48:33,924 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:48:33,924 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:48:33,925 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:48:33,925 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:32" (1/1) ... [2023-11-19 07:48:33,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:48:33,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:48:33,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:48:33,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69f7d3a9-ea0b-47de-9c35-26f6e5c136ea/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:48:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2023-11-19 07:48:33,997 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2023-11-19 07:48:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:48:33,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:48:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-19 07:48:33,997 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-19 07:48:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 07:48:33,998 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 07:48:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2023-11-19 07:48:33,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2023-11-19 07:48:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:48:33,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:48:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-19 07:48:33,998 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-19 07:48:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 07:48:33,999 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 07:48:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 07:48:33,999 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 07:48:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_interrupt [2023-11-19 07:48:33,999 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_interrupt [2023-11-19 07:48:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-19 07:48:33,999 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-19 07:48:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-19 07:48:33,999 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-19 07:48:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 07:48:34,000 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 07:48:34,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 07:48:34,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 07:48:34,000 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 07:48:34,000 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 07:48:34,000 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 07:48:34,000 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 07:48:34,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:48:34,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:48:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-19 07:48:34,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-19 07:48:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:48:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_bcr [2023-11-19 07:48:34,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_bcr [2023-11-19 07:48:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 07:48:34,002 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 07:48:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-19 07:48:34,002 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-19 07:48:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 07:48:34,002 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 07:48:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:48:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pcnet32_cleanup_module_16_2 [2023-11-19 07:48:34,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pcnet32_cleanup_module_16_2 [2023-11-19 07:48:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 07:48:34,003 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 07:48:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-19 07:48:34,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-19 07:48:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:48:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 07:48:34,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 07:48:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_tx_ring [2023-11-19 07:48:34,003 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_tx_ring [2023-11-19 07:48:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:48:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 07:48:34,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 07:48:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-11-19 07:48:34,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-11-19 07:48:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:48:34,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:48:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_bcr [2023-11-19 07:48:34,004 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_bcr [2023-11-19 07:48:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 07:48:34,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 07:48:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 07:48:34,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 07:48:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 07:48:34,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 07:48:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 07:48:34,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 07:48:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-19 07:48:34,005 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-19 07:48:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 07:48:34,006 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 07:48:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_start [2023-11-19 07:48:34,006 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_start [2023-11-19 07:48:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-19 07:48:34,006 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-19 07:48:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~~u16~0 [2023-11-19 07:48:34,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~~u16~0 [2023-11-19 07:48:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:48:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 07:48:34,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 07:48:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 07:48:34,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 07:48:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-11-19 07:48:34,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2023-11-19 07:48:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2023-11-19 07:48:34,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2023-11-19 07:48:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-19 07:48:34,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-19 07:48:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-19 07:48:34,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-19 07:48:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_open [2023-11-19 07:48:34,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_open [2023-11-19 07:48:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:48:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-19 07:48:34,009 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-19 07:48:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 07:48:34,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 07:48:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 07:48:34,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 07:48:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:48:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 07:48:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:48:34,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:48:34,010 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_reset [2023-11-19 07:48:34,010 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_reset [2023-11-19 07:48:34,010 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-11-19 07:48:34,010 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-11-19 07:48:34,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-19 07:48:34,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-19 07:48:34,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 07:48:34,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 07:48:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_pcnet32_private [2023-11-19 07:48:34,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_pcnet32_private [2023-11-19 07:48:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 07:48:34,011 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 07:48:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_restart [2023-11-19 07:48:34,011 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_restart [2023-11-19 07:48:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-19 07:48:34,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-19 07:48:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-19 07:48:34,012 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-19 07:48:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 07:48:34,012 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 07:48:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-19 07:48:34,012 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-19 07:48:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-19 07:48:34,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-19 07:48:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_csr [2023-11-19 07:48:34,013 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_csr [2023-11-19 07:48:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-19 07:48:34,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-19 07:48:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 07:48:34,013 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 07:48:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_reset [2023-11-19 07:48:34,014 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_reset [2023-11-19 07:48:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-19 07:48:34,014 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-19 07:48:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:48:34,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:48:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 07:48:34,014 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 07:48:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:48:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:48:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:48:34,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:48:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_pm_resume [2023-11-19 07:48:34,015 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_pm_resume [2023-11-19 07:48:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_check_media [2023-11-19 07:48:34,016 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_check_media [2023-11-19 07:48:34,016 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_get_regs_len [2023-11-19 07:48:34,016 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_get_regs_len [2023-11-19 07:48:34,016 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-19 07:48:34,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 07:48:34,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 07:48:34,016 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_poll_controller [2023-11-19 07:48:34,016 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_poll_controller [2023-11-19 07:48:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_free_ring [2023-11-19 07:48:34,017 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_free_ring [2023-11-19 07:48:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-19 07:48:34,017 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-19 07:48:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:48:34,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:48:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-19 07:48:34,017 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-19 07:48:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 07:48:34,018 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 07:48:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-19 07:48:34,018 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-19 07:48:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-11-19 07:48:34,018 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-11-19 07:48:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_rx_ring [2023-11-19 07:48:34,018 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_rx_ring [2023-11-19 07:48:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_csr [2023-11-19 07:48:34,019 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_csr [2023-11-19 07:48:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_tx_timeout [2023-11-19 07:48:34,019 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_tx_timeout [2023-11-19 07:48:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-19 07:48:34,019 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-19 07:48:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:48:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_stop [2023-11-19 07:48:34,020 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_stop [2023-11-19 07:48:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 07:48:34,020 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 07:48:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:48:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_pcnet32_private [2023-11-19 07:48:34,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_pcnet32_private [2023-11-19 07:48:34,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:48:34,021 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_csr [2023-11-19 07:48:34,021 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_csr [2023-11-19 07:48:34,021 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:48:34,021 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:48:34,021 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_set_multicast_list [2023-11-19 07:48:34,021 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_set_multicast_list [2023-11-19 07:48:34,021 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-19 07:48:34,021 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-19 07:48:34,021 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 07:48:34,022 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 07:48:34,022 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2023-11-19 07:48:34,022 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2023-11-19 07:48:34,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 07:48:34,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 07:48:34,022 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_probe1 [2023-11-19 07:48:34,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_probe1 [2023-11-19 07:48:34,022 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-19 07:48:34,023 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-19 07:48:34,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-19 07:48:34,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-19 07:48:34,023 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_remove_one [2023-11-19 07:48:34,023 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_remove_one [2023-11-19 07:48:34,023 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2023-11-19 07:48:34,023 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2023-11-19 07:48:34,023 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2023-11-19 07:48:34,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2023-11-19 07:48:34,024 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_bcr [2023-11-19 07:48:34,024 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_bcr [2023-11-19 07:48:34,024 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-19 07:48:34,024 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-19 07:48:34,024 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-19 07:48:34,024 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-19 07:48:34,024 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 07:48:34,025 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 07:48:34,025 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_bcr [2023-11-19 07:48:34,025 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_bcr [2023-11-19 07:48:34,025 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 07:48:34,025 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 07:48:34,025 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_init_ring [2023-11-19 07:48:34,025 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_init_ring [2023-11-19 07:48:34,026 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_close [2023-11-19 07:48:34,026 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_close [2023-11-19 07:48:34,026 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-19 07:48:34,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-19 07:48:34,026 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:48:34,026 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:48:34,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:48:34,026 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_suspend [2023-11-19 07:48:34,027 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_suspend [2023-11-19 07:48:34,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:48:34,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:48:34,027 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-19 07:48:34,027 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-19 07:48:34,027 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 07:48:34,027 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 07:48:34,027 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_csr [2023-11-19 07:48:34,028 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_csr [2023-11-19 07:48:34,028 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_load_multicast [2023-11-19 07:48:34,028 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_load_multicast [2023-11-19 07:48:34,028 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-19 07:48:34,028 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-19 07:48:34,028 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_nway_reset [2023-11-19 07:48:34,028 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_nway_reset [2023-11-19 07:48:34,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 07:48:34,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 07:48:34,029 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-19 07:48:34,029 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-19 07:48:34,029 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 07:48:34,029 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 07:48:34,029 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-19 07:48:34,029 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-19 07:48:34,030 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-19 07:48:34,030 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-19 07:48:34,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:48:34,030 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-19 07:48:34,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-19 07:48:34,030 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-19 07:48:34,030 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-19 07:48:34,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 07:48:34,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 07:48:34,031 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-19 07:48:34,031 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-19 07:48:35,023 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:48:35,034 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:48:35,369 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:48:46,642 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 07:48:46,866 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:48:46,899 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:48:46,900 INFO L302 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-19 07:48:46,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:48:46 BoogieIcfgContainer [2023-11-19 07:48:46,918 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:48:46,921 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:48:46,922 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:48:46,925 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:48:46,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:48:27" (1/3) ... [2023-11-19 07:48:46,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59dbe088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:48:46, skipping insertion in model container [2023-11-19 07:48:46,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:32" (2/3) ... [2023-11-19 07:48:46,927 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59dbe088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:48:46, skipping insertion in model container [2023-11-19 07:48:46,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:48:46" (3/3) ... [2023-11-19 07:48:46,930 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2023-11-19 07:48:46,954 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:48:46,954 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:48:47,092 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:48:47,099 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@f3f4427, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:48:47,100 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:48:47,118 INFO L276 IsEmpty]: Start isEmpty. Operand has 3154 states, 2254 states have (on average 1.3686779059449867) internal successors, (3085), 2293 states have internal predecessors, (3085), 773 states have call successors, (773), 129 states have call predecessors, (773), 128 states have return successors, (765), 753 states have call predecessors, (765), 765 states have call successors, (765) [2023-11-19 07:48:47,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-11-19 07:48:47,191 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:48:47,192 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 4, 4, 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, 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] [2023-11-19 07:48:47,193 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:48:47,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:48:47,198 INFO L85 PathProgramCache]: Analyzing trace with hash 2045076592, now seen corresponding path program 1 times [2023-11-19 07:48:47,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:48:47,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158544310] [2023-11-19 07:48:47,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:47,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:48:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:48:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:48:48,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:48:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:48:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:48:48,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:48:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:48:48,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:48:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:48:48,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:48:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:48:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:48:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:48:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:48:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:48:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:48:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:48:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:48:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:48:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:48:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:48:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:48:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:48:48,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:48:48,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:48:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:48:48,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-19 07:48:48,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-19 07:48:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-11-19 07:48:48,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-11-19 07:48:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-19 07:48:48,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2023-11-19 07:48:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-11-19 07:48:48,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:48:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:48:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:48:48,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-19 07:48:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2023-11-19 07:48:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:48:48,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-11-19 07:48:48,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2023-11-19 07:48:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:48,996 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2023-11-19 07:48:48,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:48:48,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158544310] [2023-11-19 07:48:48,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158544310] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:48:49,001 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:48:49,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 07:48:49,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537583641] [2023-11-19 07:48:49,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:48:49,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:48:49,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:48:49,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:48:49,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:48:49,058 INFO L87 Difference]: Start difference. First operand has 3154 states, 2254 states have (on average 1.3686779059449867) internal successors, (3085), 2293 states have internal predecessors, (3085), 773 states have call successors, (773), 129 states have call predecessors, (773), 128 states have return successors, (765), 753 states have call predecessors, (765), 765 states have call successors, (765) Second operand has 6 states, 5 states have (on average 20.0) internal successors, (100), 3 states have internal predecessors, (100), 4 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2023-11-19 07:48:54,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:48:56,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:49:05,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:49:07,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:49:09,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []