./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 30e01a73 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_b9639577-f130-42bb-9eb0-0d2abad5db21/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9639577-f130-42bb-9eb0-0d2abad5db21/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9639577-f130-42bb-9eb0-0d2abad5db21/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9639577-f130-42bb-9eb0-0d2abad5db21/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.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_b9639577-f130-42bb-9eb0-0d2abad5db21/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9639577-f130-42bb-9eb0-0d2abad5db21/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash abfdd6ea704cd13da9f6c4fa68989a6001819ce06b341c8a00315bc983ef4819 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:12:55,373 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:12:55,500 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9639577-f130-42bb-9eb0-0d2abad5db21/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:12:55,508 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:12:55,509 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:12:55,551 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:12:55,552 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:12:55,553 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:12:55,554 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:12:55,555 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:12:55,555 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:12:55,556 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:12:55,557 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:12:55,557 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:12:55,558 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:12:55,559 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:12:55,559 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:12:55,560 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:12:55,561 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:12:55,565 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:12:55,566 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:12:55,567 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:12:55,568 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:12:55,568 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:12:55,569 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:12:55,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:12:55,570 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:12:55,570 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:12:55,571 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:12:55,571 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:12:55,572 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:12:55,572 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:12:55,573 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:12:55,573 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:12:55,573 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:55,574 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:12:55,574 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:12:55,574 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:12:55,574 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:12:55,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:12:55,575 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:12:55,575 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:12:55,576 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:12:55,576 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:12:55,576 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9639577-f130-42bb-9eb0-0d2abad5db21/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9639577-f130-42bb-9eb0-0d2abad5db21/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abfdd6ea704cd13da9f6c4fa68989a6001819ce06b341c8a00315bc983ef4819 [2023-11-23 21:12:56,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:12:56,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:12:56,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:12:56,101 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:12:56,102 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:12:56,103 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9639577-f130-42bb-9eb0-0d2abad5db21/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2023-11-23 21:13:00,051 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:13:00,996 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:13:00,997 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9639577-f130-42bb-9eb0-0d2abad5db21/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2023-11-23 21:13:01,083 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9639577-f130-42bb-9eb0-0d2abad5db21/bin/utaipan-verify-mE87zJ7Ire/data/da69a9305/f94bab95037946738b54ad0d19bc48d8/FLAG5e21dcffa [2023-11-23 21:13:01,106 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9639577-f130-42bb-9eb0-0d2abad5db21/bin/utaipan-verify-mE87zJ7Ire/data/da69a9305/f94bab95037946738b54ad0d19bc48d8 [2023-11-23 21:13:01,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:13:01,120 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:13:01,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:01,125 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:13:01,135 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:13:01,136 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:01" (1/1) ... [2023-11-23 21:13:01,138 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e19cb61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:01, skipping insertion in model container [2023-11-23 21:13:01,138 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:01" (1/1) ... [2023-11-23 21:13:01,404 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:13:06,326 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_b9639577-f130-42bb-9eb0-0d2abad5db21/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422956,422969] [2023-11-23 21:13:06,332 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_b9639577-f130-42bb-9eb0-0d2abad5db21/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[423101,423114] [2023-11-23 21:13:06,360 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:06,461 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:13:06,614 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] [2023-11-23 21:13:06,617 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] [2023-11-23 21:13:06,618 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5297] [2023-11-23 21:13:06,620 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] [2023-11-23 21:13:06,621 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] [2023-11-23 21:13:06,625 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5495] [2023-11-23 21:13:06,625 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5502] [2023-11-23 21:13:06,626 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5510] [2023-11-23 21:13:06,626 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5517] [2023-11-23 21:13:06,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5525] [2023-11-23 21:13:06,633 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] [2023-11-23 21:13:06,635 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] [2023-11-23 21:13:06,638 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] [2023-11-23 21:13:06,640 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] [2023-11-23 21:13:06,648 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] [2023-11-23 21:13:06,649 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5992] [2023-11-23 21:13:06,659 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6267] [2023-11-23 21:13:06,659 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6270] [2023-11-23 21:13:06,660 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6273] [2023-11-23 21:13:06,660 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6276] [2023-11-23 21:13:06,661 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6307] [2023-11-23 21:13:06,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6310] [2023-11-23 21:13:06,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6313] [2023-11-23 21:13:06,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6316] [2023-11-23 21:13:06,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6347] [2023-11-23 21:13:06,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6350] [2023-11-23 21:13:06,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6353] [2023-11-23 21:13:06,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6356] [2023-11-23 21:13:06,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6387] [2023-11-23 21:13:06,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6390] [2023-11-23 21:13:06,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6393] [2023-11-23 21:13:06,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6396] [2023-11-23 21:13:06,713 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7164] [2023-11-23 21:13:06,799 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7678] [2023-11-23 21:13:06,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7701] [2023-11-23 21:13:06,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7708] [2023-11-23 21:13:06,804 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7735] [2023-11-23 21:13:06,833 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8154] [2023-11-23 21:13:06,929 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9774] [2023-11-23 21:13:06,934 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9839] [2023-11-23 21:13:06,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9849] [2023-11-23 21:13:06,937 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9861] [2023-11-23 21:13:06,941 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9883] [2023-11-23 21:13:06,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10073] [2023-11-23 21:13:07,113 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9639577-f130-42bb-9eb0-0d2abad5db21/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422956,422969] [2023-11-23 21:13:07,114 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_b9639577-f130-42bb-9eb0-0d2abad5db21/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[423101,423114] [2023-11-23 21:13:07,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:07,534 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:07,535 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:13:07,543 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:13:07,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:07 WrapperNode [2023-11-23 21:13:07,545 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:07,546 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:07,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:13:07,546 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:13:07,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:07" (1/1) ... [2023-11-23 21:13:07,690 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:07" (1/1) ... [2023-11-23 21:13:08,067 INFO L138 Inliner]: procedures = 556, calls = 3054, calls flagged for inlining = 291, calls inlined = 260, statements flattened = 8807 [2023-11-23 21:13:08,074 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:08,075 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:13:08,076 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:13:08,076 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:13:08,088 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:07" (1/1) ... [2023-11-23 21:13:08,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:07" (1/1) ... [2023-11-23 21:13:08,164 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:07" (1/1) ... [2023-11-23 21:13:08,165 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:07" (1/1) ... [2023-11-23 21:13:08,361 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:07" (1/1) ... [2023-11-23 21:13:08,425 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:07" (1/1) ... [2023-11-23 21:13:08,495 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:07" (1/1) ... [2023-11-23 21:13:08,535 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:07" (1/1) ... [2023-11-23 21:13:08,700 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:13:08,702 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:13:08,702 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:13:08,702 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:13:08,703 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:07" (1/1) ... [2023-11-23 21:13:08,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:08,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9639577-f130-42bb-9eb0-0d2abad5db21/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:13:08,740 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9639577-f130-42bb-9eb0-0d2abad5db21/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:13:08,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9639577-f130-42bb-9eb0-0d2abad5db21/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:13:08,795 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2023-11-23 21:13:08,795 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2023-11-23 21:13:08,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:13:08,796 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:13:08,796 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-23 21:13:08,796 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-23 21:13:08,796 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 21:13:08,797 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 21:13:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2023-11-23 21:13:08,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2023-11-23 21:13:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:13:08,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:13:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 21:13:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 21:13:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 21:13:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 21:13:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 21:13:08,799 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 21:13:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_interrupt [2023-11-23 21:13:08,799 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_interrupt [2023-11-23 21:13:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-23 21:13:08,799 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-23 21:13:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 21:13:08,800 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 21:13:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 21:13:08,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 21:13:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:13:08,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:13:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 21:13:08,801 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 21:13:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:13:08,801 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:13:08,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:13:08,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:13:08,802 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 21:13:08,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 21:13:08,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:13:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_bcr [2023-11-23 21:13:08,803 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_bcr [2023-11-23 21:13:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 21:13:08,803 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 21:13:08,803 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 21:13:08,804 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 21:13:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-23 21:13:08,804 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-23 21:13:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:13:08,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pcnet32_cleanup_module_16_2 [2023-11-23 21:13:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pcnet32_cleanup_module_16_2 [2023-11-23 21:13:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 21:13:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 21:13:08,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-23 21:13:08,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-23 21:13:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:13:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:13:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:13:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_tx_ring [2023-11-23 21:13:08,806 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_tx_ring [2023-11-23 21:13:08,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:13:08,807 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 21:13:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 21:13:08,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-11-23 21:13:08,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-11-23 21:13:08,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:13:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:13:08,808 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_bcr [2023-11-23 21:13:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_bcr [2023-11-23 21:13:08,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-23 21:13:08,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-23 21:13:08,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 21:13:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 21:13:08,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:13:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:13:08,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 21:13:08,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 21:13:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-23 21:13:08,826 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-23 21:13:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 21:13:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 21:13:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_start [2023-11-23 21:13:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_start [2023-11-23 21:13:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-23 21:13:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-23 21:13:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~~u16~0 [2023-11-23 21:13:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~~u16~0 [2023-11-23 21:13:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:13:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 21:13:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 21:13:08,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 21:13:08,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 21:13:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-11-23 21:13:08,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2023-11-23 21:13:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2023-11-23 21:13:08,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2023-11-23 21:13:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-23 21:13:08,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-23 21:13:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-23 21:13:08,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-23 21:13:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_open [2023-11-23 21:13:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_open [2023-11-23 21:13:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:13:08,837 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-23 21:13:08,838 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-23 21:13:08,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:13:08,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:13:08,839 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:13:08,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:13:08,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:13:08,841 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-23 21:13:08,841 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:13:08,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 21:13:08,846 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_reset [2023-11-23 21:13:08,846 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_reset [2023-11-23 21:13:08,846 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-11-23 21:13:08,846 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-11-23 21:13:08,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-23 21:13:08,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-23 21:13:08,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-23 21:13:08,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-23 21:13:08,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_pcnet32_private [2023-11-23 21:13:08,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_pcnet32_private [2023-11-23 21:13:08,847 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-23 21:13:08,847 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-23 21:13:08,847 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_restart [2023-11-23 21:13:08,847 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_restart [2023-11-23 21:13:08,847 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-23 21:13:08,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-23 21:13:08,848 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-23 21:13:08,848 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-23 21:13:08,848 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 21:13:08,848 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 21:13:08,848 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-23 21:13:08,848 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-23 21:13:08,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 21:13:08,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 21:13:08,849 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_csr [2023-11-23 21:13:08,849 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_csr [2023-11-23 21:13:08,849 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-23 21:13:08,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-23 21:13:08,849 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 21:13:08,849 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 21:13:08,850 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_reset [2023-11-23 21:13:08,850 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_reset [2023-11-23 21:13:08,850 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-23 21:13:08,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-23 21:13:08,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:13:08,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:13:08,850 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 21:13:08,851 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 21:13:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:13:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:13:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:13:08,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:13:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_pm_resume [2023-11-23 21:13:08,851 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_pm_resume [2023-11-23 21:13:08,852 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_check_media [2023-11-23 21:13:08,852 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_check_media [2023-11-23 21:13:08,852 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_get_regs_len [2023-11-23 21:13:08,852 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_get_regs_len [2023-11-23 21:13:08,852 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-23 21:13:08,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-23 21:13:08,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-23 21:13:08,852 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_poll_controller [2023-11-23 21:13:08,853 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_poll_controller [2023-11-23 21:13:08,853 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_free_ring [2023-11-23 21:13:08,853 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_free_ring [2023-11-23 21:13:08,853 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 21:13:08,853 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 21:13:08,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:13:08,855 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:13:08,855 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-23 21:13:08,856 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-23 21:13:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 21:13:08,856 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 21:13:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-23 21:13:08,856 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-23 21:13:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-11-23 21:13:08,856 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-11-23 21:13:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_rx_ring [2023-11-23 21:13:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_rx_ring [2023-11-23 21:13:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_csr [2023-11-23 21:13:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_csr [2023-11-23 21:13:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_tx_timeout [2023-11-23 21:13:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_tx_timeout [2023-11-23 21:13:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-23 21:13:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-23 21:13:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:13:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_stop [2023-11-23 21:13:08,858 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_stop [2023-11-23 21:13:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:13:08,858 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:13:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:13:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_pcnet32_private [2023-11-23 21:13:08,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_pcnet32_private [2023-11-23 21:13:08,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:13:08,859 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_csr [2023-11-23 21:13:08,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_csr [2023-11-23 21:13:08,859 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 21:13:08,859 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 21:13:08,859 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_set_multicast_list [2023-11-23 21:13:08,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_set_multicast_list [2023-11-23 21:13:08,860 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-23 21:13:08,860 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-23 21:13:08,860 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:13:08,860 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:13:08,860 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2023-11-23 21:13:08,860 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2023-11-23 21:13:08,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:13:08,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:13:08,861 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_probe1 [2023-11-23 21:13:08,861 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_probe1 [2023-11-23 21:13:08,861 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-23 21:13:08,861 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-23 21:13:08,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-23 21:13:08,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-23 21:13:08,861 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_remove_one [2023-11-23 21:13:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_remove_one [2023-11-23 21:13:08,862 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2023-11-23 21:13:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2023-11-23 21:13:08,862 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2023-11-23 21:13:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2023-11-23 21:13:08,862 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_bcr [2023-11-23 21:13:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_bcr [2023-11-23 21:13:08,863 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-23 21:13:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-23 21:13:08,863 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 21:13:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 21:13:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 21:13:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 21:13:08,869 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_bcr [2023-11-23 21:13:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_bcr [2023-11-23 21:13:08,869 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:13:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:13:08,870 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_init_ring [2023-11-23 21:13:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_init_ring [2023-11-23 21:13:08,870 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_close [2023-11-23 21:13:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_close [2023-11-23 21:13:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-23 21:13:08,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-23 21:13:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:13:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:13:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:13:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_suspend [2023-11-23 21:13:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_suspend [2023-11-23 21:13:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:13:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:13:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 21:13:08,874 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 21:13:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 21:13:08,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 21:13:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_csr [2023-11-23 21:13:08,874 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_csr [2023-11-23 21:13:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_load_multicast [2023-11-23 21:13:08,874 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_load_multicast [2023-11-23 21:13:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-23 21:13:08,874 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-23 21:13:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_nway_reset [2023-11-23 21:13:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_nway_reset [2023-11-23 21:13:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:13:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:13:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-23 21:13:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-23 21:13:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-23 21:13:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-23 21:13:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-23 21:13:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-23 21:13:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-23 21:13:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-23 21:13:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:13:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-23 21:13:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-23 21:13:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-23 21:13:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-23 21:13:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:13:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:13:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-23 21:13:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-23 21:13:10,210 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:13:10,223 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:13:10,679 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:13:23,983 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 21:13:24,278 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:13:28,662 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:13:28,662 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-23 21:13:28,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:28 BoogieIcfgContainer [2023-11-23 21:13:28,666 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:13:28,671 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:13:28,671 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:13:28,674 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:13:28,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:13:01" (1/3) ... [2023-11-23 21:13:28,675 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@677f55ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:28, skipping insertion in model container [2023-11-23 21:13:28,676 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:07" (2/3) ... [2023-11-23 21:13:28,677 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@677f55ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:28, skipping insertion in model container [2023-11-23 21:13:28,677 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:28" (3/3) ... [2023-11-23 21:13:28,678 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2023-11-23 21:13:28,700 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:13:28,701 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:13:28,810 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:13:28,818 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7ea5bf9d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:13:28,818 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:13:28,834 INFO L276 IsEmpty]: Start isEmpty. Operand has 2253 states, 1353 states have (on average 1.3163340724316335) internal successors, (1781), 1392 states have internal predecessors, (1781), 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) [2023-11-23 21:13:28,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-11-23 21:13:28,918 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:28,921 INFO L195 NwaCegarLoop]: trace histogram [14, 13, 13, 13, 13, 13, 13, 4, 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] [2023-11-23 21:13:28,922 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:28,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:28,931 INFO L85 PathProgramCache]: Analyzing trace with hash 650786764, now seen corresponding path program 1 times [2023-11-23 21:13:28,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:13:28,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825905536] [2023-11-23 21:13:28,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:28,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:13:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:30,224 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2023-11-23 21:13:30,225 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:13:30,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825905536] [2023-11-23 21:13:30,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825905536] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:13:30,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:13:30,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:13:30,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552406062] [2023-11-23 21:13:30,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:13:30,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:13:30,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:13:30,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:13:30,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:13:30,290 INFO L87 Difference]: Start difference. First operand has 2253 states, 1353 states have (on average 1.3163340724316335) internal successors, (1781), 1392 states have internal predecessors, (1781), 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 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-11-23 21:13:35,840 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 [] [2023-11-23 21:13:37,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:13:39,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:13:41,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:13:41,481 INFO L93 Difference]: Finished difference Result 6494 states and 9635 transitions. [2023-11-23 21:13:41,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:13:41,484 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 225 [2023-11-23 21:13:41,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:13:41,571 INFO L225 Difference]: With dead ends: 6494 [2023-11-23 21:13:41,572 INFO L226 Difference]: Without dead ends: 4122 [2023-11-23 21:13:41,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:13:41,611 INFO L413 NwaCegarLoop]: 3224 mSDtfsCounter, 2973 mSDsluCounter, 2791 mSDsCounter, 0 mSdLazyCounter, 1052 mSolverCounterSat, 17 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2973 SdHoareTripleChecker+Valid, 6015 SdHoareTripleChecker+Invalid, 1072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 1052 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:13:41,613 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2973 Valid, 6015 Invalid, 1072 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 1052 Invalid, 3 Unknown, 0 Unchecked, 10.5s Time] [2023-11-23 21:13:41,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4122 states. [2023-11-23 21:13:42,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4122 to 4119. [2023-11-23 21:13:42,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4119 states, 2513 states have (on average 1.3131715081575805) internal successors, (3300), 2580 states have internal predecessors, (3300), 1364 states have call successors, (1364), 241 states have call predecessors, (1364), 241 states have return successors, (1364), 1342 states have call predecessors, (1364), 1364 states have call successors, (1364) [2023-11-23 21:13:42,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 4119 states and 6028 transitions. [2023-11-23 21:13:42,202 INFO L78 Accepts]: Start accepts. Automaton has 4119 states and 6028 transitions. Word has length 225 [2023-11-23 21:13:42,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:13:42,204 INFO L495 AbstractCegarLoop]: Abstraction has 4119 states and 6028 transitions. [2023-11-23 21:13:42,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-11-23 21:13:42,205 INFO L276 IsEmpty]: Start isEmpty. Operand 4119 states and 6028 transitions. [2023-11-23 21:13:42,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-11-23 21:13:42,238 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:42,238 INFO L195 NwaCegarLoop]: trace histogram [14, 13, 13, 13, 13, 13, 13, 4, 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] [2023-11-23 21:13:42,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:13:42,240 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:42,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:42,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1477625341, now seen corresponding path program 1 times [2023-11-23 21:13:42,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:13:42,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147625931] [2023-11-23 21:13:42,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:42,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:13:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:42,889 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2023-11-23 21:13:42,889 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:13:42,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147625931] [2023-11-23 21:13:42,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147625931] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:13:42,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:13:42,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:13:42,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440036257] [2023-11-23 21:13:42,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:13:42,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:13:42,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:13:42,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:13:42,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:13:42,909 INFO L87 Difference]: Start difference. First operand 4119 states and 6028 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29)