./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/bin/ukojak-verify-0OAaufAVZV --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5afcd851c0eed3ee93d773a0172936a989a39cd6889ca2587c3b833a21bc8a3a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:48,750 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:48,828 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-11 23:52:48,834 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:52:48,835 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:52:48,862 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:48,863 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:52:48,864 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:52:48,864 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:48,865 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:48,866 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:48,867 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:52:48,867 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:52:48,868 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:48,868 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:52:48,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:48,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:52:48,870 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:52:48,871 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:48,872 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:48,872 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:48,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:48,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:48,875 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:48,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:48,876 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:52:48,876 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:52:48,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:52:48,877 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:52:48,878 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5afcd851c0eed3ee93d773a0172936a989a39cd6889ca2587c3b833a21bc8a3a [2023-11-11 23:52:49,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:49,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:49,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:49,132 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:49,132 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:49,134 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2023-11-11 23:52:52,181 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:52,964 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:52,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2023-11-11 23:52:53,073 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/bin/ukojak-verify-0OAaufAVZV/data/9549a06e9/70e959a8fee64cfa9bd7fd2a7302c46e/FLAG65f11eebe [2023-11-11 23:52:53,100 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/bin/ukojak-verify-0OAaufAVZV/data/9549a06e9/70e959a8fee64cfa9bd7fd2a7302c46e [2023-11-11 23:52:53,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:53,109 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:53,114 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:53,115 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:53,120 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:53,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:53" (1/1) ... [2023-11-11 23:52:53,125 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72d196e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:53, skipping insertion in model container [2023-11-11 23:52:53,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:53" (1/1) ... [2023-11-11 23:52:53,349 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:57,477 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_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410165,410178] [2023-11-11 23:52:57,481 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_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410334,410347] [2023-11-11 23:52:57,482 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_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410501,410514] [2023-11-11 23:52:57,485 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_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410669,410682] [2023-11-11 23:52:57,517 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:57,576 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:57,683 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"); [5295] [2023-11-11 23:52:57,685 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)); [5302] [2023-11-11 23:52:57,685 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5309] [2023-11-11 23:52:57,688 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5350-5351] [2023-11-11 23:52:57,688 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"); [5356-5358] [2023-11-11 23:52:57,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5519] [2023-11-11 23:52:57,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5526] [2023-11-11 23:52:57,694 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5534] [2023-11-11 23:52:57,694 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5541] [2023-11-11 23:52:57,695 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5549] [2023-11-11 23:52:57,701 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)); [5669-5670] [2023-11-11 23:52:57,703 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)); [5703-5704] [2023-11-11 23:52:57,705 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)); [5740-5741] [2023-11-11 23:52:57,706 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)); [5777-5778] [2023-11-11 23:52:57,714 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)); [6036-6037] [2023-11-11 23:52:57,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6043] [2023-11-11 23:52:57,720 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6318] [2023-11-11 23:52:57,721 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6321] [2023-11-11 23:52:57,721 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6324] [2023-11-11 23:52:57,722 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6327] [2023-11-11 23:52:57,722 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6358] [2023-11-11 23:52:57,723 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6361] [2023-11-11 23:52:57,723 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6364] [2023-11-11 23:52:57,723 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6367] [2023-11-11 23:52:57,724 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6398] [2023-11-11 23:52:57,724 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6401] [2023-11-11 23:52:57,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6404] [2023-11-11 23:52:57,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6407] [2023-11-11 23:52:57,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6438] [2023-11-11 23:52:57,726 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6441] [2023-11-11 23:52:57,726 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6444] [2023-11-11 23:52:57,727 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6447] [2023-11-11 23:52:57,751 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7215] [2023-11-11 23:52:57,768 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7729] [2023-11-11 23:52:57,770 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7752] [2023-11-11 23:52:57,771 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7759] [2023-11-11 23:52:57,772 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7786] [2023-11-11 23:52:57,787 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8205] [2023-11-11 23:52:57,915 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9825] [2023-11-11 23:52:57,919 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9890] [2023-11-11 23:52:57,920 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9900] [2023-11-11 23:52:57,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9912] [2023-11-11 23:52:57,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9934] [2023-11-11 23:52:57,938 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10124] [2023-11-11 23:52:58,070 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_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410165,410178] [2023-11-11 23:52:58,071 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_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410334,410347] [2023-11-11 23:52:58,072 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_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410501,410514] [2023-11-11 23:52:58,074 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_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410669,410682] [2023-11-11 23:52:58,090 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:58,415 WARN L672 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:58,416 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:58,424 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:58,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:58 WrapperNode [2023-11-11 23:52:58,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:58,426 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:58,426 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:58,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:58,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:58" (1/1) ... [2023-11-11 23:52:58,560 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:58" (1/1) ... [2023-11-11 23:52:58,936 INFO L138 Inliner]: procedures = 541, calls = 2937, calls flagged for inlining = 282, calls inlined = 248, statements flattened = 8638 [2023-11-11 23:52:58,937 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:58,938 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:58,938 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:58,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:58,949 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:58" (1/1) ... [2023-11-11 23:52:58,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:58" (1/1) ... [2023-11-11 23:52:58,986 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:58" (1/1) ... [2023-11-11 23:52:58,987 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:58" (1/1) ... [2023-11-11 23:52:59,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:58" (1/1) ... [2023-11-11 23:52:59,275 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:58" (1/1) ... [2023-11-11 23:52:59,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:58" (1/1) ... [2023-11-11 23:52:59,367 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:58" (1/1) ... [2023-11-11 23:52:59,494 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:59,496 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:59,496 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:59,496 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:59,497 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:58" (1/1) ... [2023-11-11 23:52:59,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:59,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:59,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:59,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9826f9ef-3cfa-4af9-a5d1-47e18cce1efd/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2023-11-11 23:52:59,616 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2023-11-11 23:52:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-11 23:52:59,616 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-11 23:52:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-11 23:52:59,617 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-11 23:52:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-11 23:52:59,617 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-11 23:52:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-11 23:52:59,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-11 23:52:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-11 23:52:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-11 23:52:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-11 23:52:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-11 23:52:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-11 23:52:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-11 23:52:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-11 23:52:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-11 23:52:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_63 [2023-11-11 23:52:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_63 [2023-11-11 23:52:59,620 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_interrupt [2023-11-11 23:52:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_interrupt [2023-11-11 23:52:59,621 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-11 23:52:59,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-11 23:52:59,622 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-11 23:52:59,623 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-11 23:52:59,623 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-11 23:52:59,623 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-11 23:52:59,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-11 23:52:59,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-11 23:52:59,624 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-11 23:52:59,624 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-11 23:52:59,625 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-11 23:52:59,625 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-11 23:52:59,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-11 23:52:59,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-11 23:52:59,626 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-11 23:52:59,626 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-11 23:52:59,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:52:59,626 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_bcr [2023-11-11 23:52:59,626 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_bcr [2023-11-11 23:52:59,627 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-11 23:52:59,627 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-11 23:52:59,627 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-11 23:52:59,627 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-11 23:52:59,627 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-11 23:52:59,628 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-11 23:52:59,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-11 23:52:59,628 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-11 23:52:59,629 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-11 23:52:59,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-11 23:52:59,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-11 23:52:59,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-11 23:52:59,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-11 23:52:59,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-11 23:52:59,630 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_tx_ring [2023-11-11 23:52:59,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_tx_ring [2023-11-11 23:52:59,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:52:59,631 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-11 23:52:59,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-11 23:52:59,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-11 23:52:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-11 23:52:59,632 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_bcr [2023-11-11 23:52:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_bcr [2023-11-11 23:52:59,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-11 23:52:59,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-11 23:52:59,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-11 23:52:59,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-11 23:52:59,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-11 23:52:59,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-11 23:52:59,633 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-11 23:52:59,634 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-11 23:52:59,634 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-11 23:52:59,634 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-11 23:52:59,635 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_start [2023-11-11 23:52:59,635 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_start [2023-11-11 23:52:59,635 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-11 23:52:59,635 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-11 23:52:59,636 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~~u16~0 [2023-11-11 23:52:59,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~~u16~0 [2023-11-11 23:52:59,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-11 23:52:59,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-11 23:52:59,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:52:59,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-11 23:52:59,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-11 23:52:59,639 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_open [2023-11-11 23:52:59,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_open [2023-11-11 23:52:59,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:59,639 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-11 23:52:59,640 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-11 23:52:59,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-11 23:52:59,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-11 23:52:59,640 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-11 23:52:59,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-11 23:52:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:52:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-11 23:52:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-11 23:52:59,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-11 23:52:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_reset [2023-11-11 23:52:59,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_reset [2023-11-11 23:52:59,644 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-11-11 23:52:59,644 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-11-11 23:52:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_pcnet32_private [2023-11-11 23:52:59,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_pcnet32_private [2023-11-11 23:52:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-11 23:52:59,645 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-11 23:52:59,645 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_restart [2023-11-11 23:52:59,646 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_restart [2023-11-11 23:52:59,646 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-11 23:52:59,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-11 23:52:59,647 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-11 23:52:59,650 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-11 23:52:59,651 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-11 23:52:59,651 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-11 23:52:59,651 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-11 23:52:59,651 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-11 23:52:59,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-11 23:52:59,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-11 23:52:59,654 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_csr [2023-11-11 23:52:59,654 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_csr [2023-11-11 23:52:59,661 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-11 23:52:59,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-11 23:52:59,661 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-11 23:52:59,661 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-11 23:52:59,662 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_reset [2023-11-11 23:52:59,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_reset [2023-11-11 23:52:59,662 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-11 23:52:59,662 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-11 23:52:59,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:59,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:59,663 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-11 23:52:59,663 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-11 23:52:59,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-11 23:52:59,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-11 23:52:59,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-11 23:52:59,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-11 23:52:59,664 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_pm_resume [2023-11-11 23:52:59,664 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_pm_resume [2023-11-11 23:52:59,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-11 23:52:59,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-11 23:52:59,664 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_check_media [2023-11-11 23:52:59,664 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_check_media [2023-11-11 23:52:59,665 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_get_regs_len [2023-11-11 23:52:59,665 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_get_regs_len [2023-11-11 23:52:59,665 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-11 23:52:59,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-11 23:52:59,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-11 23:52:59,665 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_poll_controller [2023-11-11 23:52:59,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_poll_controller [2023-11-11 23:52:59,666 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_free_ring [2023-11-11 23:52:59,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_free_ring [2023-11-11 23:52:59,666 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-11 23:52:59,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-11 23:52:59,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-11 23:52:59,667 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-11 23:52:59,667 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-11 23:52:59,667 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-11 23:52:59,667 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-11 23:52:59,667 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-11 23:52:59,667 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-11 23:52:59,668 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-11 23:52:59,668 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-11-11 23:52:59,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-11-11 23:52:59,668 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_rx_ring [2023-11-11 23:52:59,668 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_rx_ring [2023-11-11 23:52:59,668 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_csr [2023-11-11 23:52:59,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_csr [2023-11-11 23:52:59,669 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_tx_timeout [2023-11-11 23:52:59,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_tx_timeout [2023-11-11 23:52:59,669 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-11 23:52:59,670 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-11 23:52:59,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:52:59,670 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_stop [2023-11-11 23:52:59,670 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_stop [2023-11-11 23:52:59,670 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-11 23:52:59,670 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-11 23:52:59,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:52:59,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_pcnet32_private [2023-11-11 23:52:59,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_pcnet32_private [2023-11-11 23:52:59,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-11 23:52:59,671 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_csr [2023-11-11 23:52:59,671 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_csr [2023-11-11 23:52:59,672 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-11 23:52:59,672 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-11 23:52:59,672 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_set_multicast_list [2023-11-11 23:52:59,672 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_set_multicast_list [2023-11-11 23:52:59,672 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-11 23:52:59,672 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-11 23:52:59,673 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-11 23:52:59,673 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-11 23:52:59,673 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2023-11-11 23:52:59,673 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2023-11-11 23:52:59,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-11 23:52:59,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-11 23:52:59,674 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_probe1 [2023-11-11 23:52:59,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_probe1 [2023-11-11 23:52:59,674 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-11 23:52:59,674 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-11 23:52:59,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-11 23:52:59,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-11 23:52:59,675 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_remove_one [2023-11-11 23:52:59,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_remove_one [2023-11-11 23:52:59,675 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2023-11-11 23:52:59,675 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2023-11-11 23:52:59,675 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2023-11-11 23:52:59,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2023-11-11 23:52:59,676 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_bcr [2023-11-11 23:52:59,676 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_bcr [2023-11-11 23:52:59,676 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-11 23:52:59,676 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-11 23:52:59,676 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-11 23:52:59,676 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-11 23:52:59,677 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-11 23:52:59,677 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-11 23:52:59,677 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_bcr [2023-11-11 23:52:59,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_bcr [2023-11-11 23:52:59,677 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-11 23:52:59,677 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-11 23:52:59,678 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_init_ring [2023-11-11 23:52:59,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_init_ring [2023-11-11 23:52:59,678 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_close [2023-11-11 23:52:59,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_close [2023-11-11 23:52:59,678 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-11 23:52:59,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-11 23:52:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-11 23:52:59,679 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-11 23:52:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:52:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_suspend [2023-11-11 23:52:59,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_suspend [2023-11-11 23:52:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-11 23:52:59,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-11 23:52:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-11 23:52:59,680 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-11 23:52:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-11 23:52:59,680 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-11 23:52:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_csr [2023-11-11 23:52:59,681 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_csr [2023-11-11 23:52:59,682 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_load_multicast [2023-11-11 23:52:59,686 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_load_multicast [2023-11-11 23:52:59,686 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-11 23:52:59,686 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-11 23:52:59,686 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_nway_reset [2023-11-11 23:52:59,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_nway_reset [2023-11-11 23:52:59,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-11 23:52:59,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-11 23:52:59,687 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-11 23:52:59,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-11 23:52:59,688 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-11 23:52:59,689 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-11 23:52:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-11 23:52:59,689 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-11 23:52:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-11 23:52:59,690 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-11 23:52:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:52:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-11 23:52:59,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-11 23:52:59,690 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-11 23:52:59,690 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-11 23:52:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-11 23:52:59,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-11 23:52:59,691 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-11 23:52:59,691 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-11 23:53:00,967 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:53:00,971 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:53:01,286 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-11 23:53:13,734 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:53:17,478 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:53:17,479 INFO L302 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-11 23:53:17,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:17 BoogieIcfgContainer [2023-11-11 23:53:17,487 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:53:17,490 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:53:17,490 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:53:17,500 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:53:17,501 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:17" (1/1) ... [2023-11-11 23:53:17,510 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:53:17,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:17,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2048 states and 2991 transitions. [2023-11-11 23:53:17,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 2991 transitions. [2023-11-11 23:53:17,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:53:17,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:17,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:18,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:18,990 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:19,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:19,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 2063 states and 3026 transitions. [2023-11-11 23:53:19,334 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 3026 transitions. [2023-11-11 23:53:19,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:53:19,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:19,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:19,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:19,643 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:19,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:19,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 2065 states and 3028 transitions. [2023-11-11 23:53:19,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 3028 transitions. [2023-11-11 23:53:19,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:53:19,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:19,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:20,702 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-11 23:53:21,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:21,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 2069 states and 3034 transitions. [2023-11-11 23:53:21,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 3034 transitions. [2023-11-11 23:53:21,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:53:21,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:21,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:21,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:21,808 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:53:22,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:22,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 2083 states and 3057 transitions. [2023-11-11 23:53:22,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 3057 transitions. [2023-11-11 23:53:22,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:53:22,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:22,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:23,076 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-11 23:53:23,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:23,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3115 states to 2090 states and 3069 transitions. [2023-11-11 23:53:23,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 3069 transitions. [2023-11-11 23:53:23,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:53:23,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:23,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:23,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:23,609 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-11 23:53:24,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:24,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 2105 states and 3094 transitions. [2023-11-11 23:53:24,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 3094 transitions. [2023-11-11 23:53:24,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:53:24,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:24,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:24,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:25,348 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-11 23:53:25,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:25,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3167 states to 2112 states and 3106 transitions. [2023-11-11 23:53:25,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 3106 transitions. [2023-11-11 23:53:25,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:53:25,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:25,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:25,887 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-11 23:53:27,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:27,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 2128 states and 3133 transitions. [2023-11-11 23:53:27,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 3133 transitions. [2023-11-11 23:53:27,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:53:27,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:27,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:27,807 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-11 23:53:27,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:27,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 2135 states and 3145 transitions. [2023-11-11 23:53:27,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 3145 transitions. [2023-11-11 23:53:27,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:53:27,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:27,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:28,269 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-11 23:53:30,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:30,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3267 states to 2152 states and 3174 transitions. [2023-11-11 23:53:30,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 3174 transitions. [2023-11-11 23:53:30,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:53:30,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:30,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:30,505 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-11 23:53:30,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:30,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 2159 states and 3186 transitions. [2023-11-11 23:53:30,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 3186 transitions. [2023-11-11 23:53:30,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-11 23:53:30,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:30,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:31,025 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-11-11 23:53:33,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:33,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 2182 states and 3229 transitions. [2023-11-11 23:53:33,460 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 3229 transitions. [2023-11-11 23:53:33,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:53:33,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:33,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:33,878 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-11 23:53:33,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:33,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3343 states to 2184 states and 3231 transitions. [2023-11-11 23:53:33,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 3231 transitions. [2023-11-11 23:53:33,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:53:33,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:33,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:34,432 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-11 23:53:34,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:34,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 2191 states and 3243 transitions. [2023-11-11 23:53:34,684 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 3243 transitions. [2023-11-11 23:53:34,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-11 23:53:34,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:34,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:34,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat