./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d84536e-f259-4dda-9237-48d0777d9f9c/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d84536e-f259-4dda-9237-48d0777d9f9c/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d84536e-f259-4dda-9237-48d0777d9f9c/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d84536e-f259-4dda-9237-48d0777d9f9c/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d84536e-f259-4dda-9237-48d0777d9f9c/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d84536e-f259-4dda-9237-48d0777d9f9c/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3151b52776d19e2fb44a194d473cc3c38f1eb2b68210144e38eb8a78a9b4d4f9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:55:47,510 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:55:47,679 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d84536e-f259-4dda-9237-48d0777d9f9c/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:55:47,689 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:55:47,690 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:55:47,738 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:55:47,739 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:55:47,740 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:55:47,741 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:55:47,747 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:55:47,748 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:55:47,749 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:55:47,750 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:55:47,752 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:55:47,752 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:55:47,753 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:55:47,753 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:55:47,753 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:55:47,754 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:55:47,755 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:55:47,755 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:55:47,757 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:55:47,759 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:55:47,759 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:55:47,760 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:55:47,760 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:55:47,761 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:55:47,761 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:55:47,762 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:55:47,762 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:55:47,764 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:55:47,764 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:55:47,765 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:55:47,765 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:55:47,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:47,766 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:55:47,766 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:55:47,766 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:55:47,767 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:55:47,767 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:55:47,767 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:55:47,768 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:55:47,768 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:55:47,768 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:55:47,769 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_5d84536e-f259-4dda-9237-48d0777d9f9c/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d84536e-f259-4dda-9237-48d0777d9f9c/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3151b52776d19e2fb44a194d473cc3c38f1eb2b68210144e38eb8a78a9b4d4f9 [2023-11-24 23:55:48,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:55:48,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:55:48,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:55:48,145 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:55:48,145 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:55:48,147 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d84536e-f259-4dda-9237-48d0777d9f9c/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i [2023-11-24 23:55:51,346 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:55:52,205 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:55:52,206 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d84536e-f259-4dda-9237-48d0777d9f9c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i [2023-11-24 23:55:52,270 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d84536e-f259-4dda-9237-48d0777d9f9c/bin/utaipan-verify-SwPr7d2a91/data/b64bfd2dc/3de209b7906a4a5cba863999bdbd13d7/FLAGe92a09fce [2023-11-24 23:55:52,287 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d84536e-f259-4dda-9237-48d0777d9f9c/bin/utaipan-verify-SwPr7d2a91/data/b64bfd2dc/3de209b7906a4a5cba863999bdbd13d7 [2023-11-24 23:55:52,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:55:52,295 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:55:52,299 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:52,299 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:55:52,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:55:52,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:52" (1/1) ... [2023-11-24 23:55:52,307 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76542ace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:52, skipping insertion in model container [2023-11-24 23:55:52,308 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:55:52" (1/1) ... [2023-11-24 23:55:52,525 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:55:55,856 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_5d84536e-f259-4dda-9237-48d0777d9f9c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373299,373312] [2023-11-24 23:55:55,865 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_5d84536e-f259-4dda-9237-48d0777d9f9c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373446,373459] [2023-11-24 23:55:55,866 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_5d84536e-f259-4dda-9237-48d0777d9f9c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373585,373598] [2023-11-24 23:55:55,867 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_5d84536e-f259-4dda-9237-48d0777d9f9c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373743,373756] [2023-11-24 23:55:55,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:56,033 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:55:56,180 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"); [5343] [2023-11-24 23:55:56,182 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)); [5350] [2023-11-24 23:55:56,182 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5357] [2023-11-24 23:55:56,186 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/a068ef8/linux-usb-dev/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5436-5437] [2023-11-24 23:55:56,186 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"); [5442-5444] [2023-11-24 23:55:56,190 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5582] [2023-11-24 23:55:56,191 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5596] [2023-11-24 23:55:56,191 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5604] [2023-11-24 23:55:56,202 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)); [5696-5697] [2023-11-24 23:55:56,206 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)); [5730-5731] [2023-11-24 23:55:56,208 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)); [5767-5768] [2023-11-24 23:55:56,209 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)); [5804-5805] [2023-11-24 23:55:56,222 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)); [6151-6152] [2023-11-24 23:55:56,222 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6158] [2023-11-24 23:55:56,228 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6400] [2023-11-24 23:55:56,229 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6403] [2023-11-24 23:55:56,229 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6406] [2023-11-24 23:55:56,229 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6409] [2023-11-24 23:55:56,230 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6440] [2023-11-24 23:55:56,230 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6443] [2023-11-24 23:55:56,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6446] [2023-11-24 23:55:56,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6449] [2023-11-24 23:55:56,232 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6480] [2023-11-24 23:55:56,232 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6483] [2023-11-24 23:55:56,232 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6486] [2023-11-24 23:55:56,233 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6489] [2023-11-24 23:55:56,233 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6520] [2023-11-24 23:55:56,233 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6523] [2023-11-24 23:55:56,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6526] [2023-11-24 23:55:56,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6529] [2023-11-24 23:55:56,263 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6973] [2023-11-24 23:55:56,296 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7387] [2023-11-24 23:55:56,335 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8060] [2023-11-24 23:55:56,336 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8079] [2023-11-24 23:55:56,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8092] [2023-11-24 23:55:56,338 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8097] [2023-11-24 23:55:56,340 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8110] [2023-11-24 23:55:56,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8122] [2023-11-24 23:55:56,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8648] [2023-11-24 23:55:56,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8650] [2023-11-24 23:55:56,372 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8697] [2023-11-24 23:55:56,572 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_5d84536e-f259-4dda-9237-48d0777d9f9c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373299,373312] [2023-11-24 23:55:56,572 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_5d84536e-f259-4dda-9237-48d0777d9f9c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373446,373459] [2023-11-24 23:55:56,573 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_5d84536e-f259-4dda-9237-48d0777d9f9c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373585,373598] [2023-11-24 23:55:56,573 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_5d84536e-f259-4dda-9237-48d0777d9f9c/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373743,373756] [2023-11-24 23:55:56,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:55:56,830 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:55:56,831 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:55:56,838 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:55:56,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:56 WrapperNode [2023-11-24 23:55:56,839 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:55:56,840 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:56,841 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:55:56,841 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:55:56,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:56" (1/1) ... [2023-11-24 23:55:57,015 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:56" (1/1) ... [2023-11-24 23:55:57,269 INFO L138 Inliner]: procedures = 469, calls = 2681, calls flagged for inlining = 277, calls inlined = 249, statements flattened = 6431 [2023-11-24 23:55:57,270 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:55:57,271 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:55:57,271 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:55:57,272 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:55:57,281 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:56" (1/1) ... [2023-11-24 23:55:57,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:56" (1/1) ... [2023-11-24 23:55:57,353 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:56" (1/1) ... [2023-11-24 23:55:57,353 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:56" (1/1) ... [2023-11-24 23:55:57,504 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:56" (1/1) ... [2023-11-24 23:55:57,610 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:56" (1/1) ... [2023-11-24 23:55:57,650 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:56" (1/1) ... [2023-11-24 23:55:57,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:56" (1/1) ... [2023-11-24 23:55:57,732 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:55:57,733 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:55:57,733 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:55:57,734 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:55:57,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:56" (1/1) ... [2023-11-24 23:55:57,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:55:57,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d84536e-f259-4dda-9237-48d0777d9f9c/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:55:57,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d84536e-f259-4dda-9237-48d0777d9f9c/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:55:57,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d84536e-f259-4dda-9237-48d0777d9f9c/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:55:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-24 23:55:57,838 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-24 23:55:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:55:57,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:55:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-24 23:55:57,839 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-24 23:55:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-24 23:55:57,840 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-24 23:55:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:55:57,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:55:57,840 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-24 23:55:57,841 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-24 23:55:57,841 INFO L130 BoogieDeclarations]: Found specification of procedure free_tbufs [2023-11-24 23:55:57,842 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tbufs [2023-11-24 23:55:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-24 23:55:57,843 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-24 23:55:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:55:57,843 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:55:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-24 23:55:57,843 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-24 23:55:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-24 23:55:57,844 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-24 23:55:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-24 23:55:57,845 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-24 23:55:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_poll [2023-11-24 23:55:57,845 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_poll [2023-11-24 23:55:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-24 23:55:57,846 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-24 23:55:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-24 23:55:57,846 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-24 23:55:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-24 23:55:57,847 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-24 23:55:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-24 23:55:57,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-24 23:55:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_low [2023-11-24 23:55:57,848 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_low [2023-11-24 23:55:57,848 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-24 23:55:57,849 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-24 23:55:57,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:55:57,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:55:57,849 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-24 23:55:57,849 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-24 23:55:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-24 23:55:57,850 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-24 23:55:57,850 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:55:57,851 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:55:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:55:57,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:55:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-24 23:55:57,851 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-24 23:55:57,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:55:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-24 23:55:57,852 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-24 23:55:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit [2023-11-24 23:55:57,852 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit [2023-11-24 23:55:57,852 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:55:57,853 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:55:57,853 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-24 23:55:57,853 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-24 23:55:57,854 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-24 23:55:57,854 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-24 23:55:57,854 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-24 23:55:57,854 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-24 23:55:57,855 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_rbufs [2023-11-24 23:55:57,855 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_rbufs [2023-11-24 23:55:57,855 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:55:57,855 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:55:57,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:55:57,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:55:57,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:55:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_interrupt [2023-11-24 23:55:57,857 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_interrupt [2023-11-24 23:55:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:55:57,857 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:55:57,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:55:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:55:57,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:55:57,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:55:57,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:55:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_disable [2023-11-24 23:55:57,860 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_disable [2023-11-24 23:55:57,860 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-11-24 23:55:57,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-11-24 23:55:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-24 23:55:57,861 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-24 23:55:57,861 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:55:57,862 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:55:57,862 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_carrier [2023-11-24 23:55:57,863 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_carrier [2023-11-24 23:55:57,863 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_shutdown [2023-11-24 23:55:57,863 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_shutdown [2023-11-24 23:55:57,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:55:57,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:55:57,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:55:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-24 23:55:57,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-24 23:55:57,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-24 23:55:57,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-24 23:55:57,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2023-11-24 23:55:57,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2023-11-24 23:55:57,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:55:57,869 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2023-11-24 23:55:57,869 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2023-11-24 23:55:57,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:55:57,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:55:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:55:57,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:55:57,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:55:57,879 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:55:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-24 23:55:57,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-24 23:55:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:55:57,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:55:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-24 23:55:57,880 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-24 23:55:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_rx_mode [2023-11-24 23:55:57,881 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_rx_mode [2023-11-24 23:55:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:55:57,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:55:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_rx_crc_and_missed_errord [2023-11-24 23:55:57,881 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_rx_crc_and_missed_errord [2023-11-24 23:55:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-24 23:55:57,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-24 23:55:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-24 23:55:57,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-24 23:55:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-24 23:55:57,882 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-24 23:55:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:55:57,883 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:55:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:55:57,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:55:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2023-11-24 23:55:57,883 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2023-11-24 23:55:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-24 23:55:57,883 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-24 23:55:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_power_init [2023-11-24 23:55:57,884 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_power_init [2023-11-24 23:55:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_tx_timeout [2023-11-24 23:55:57,884 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_tx_timeout [2023-11-24 23:55:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-24 23:55:57,884 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-24 23:55:57,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:55:57,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:55:57,885 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-24 23:55:57,885 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-24 23:55:57,885 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-24 23:55:57,885 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-24 23:55:57,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:55:57,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:55:57,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:55:57,886 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-24 23:55:57,886 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_chip_reset [2023-11-24 23:55:57,886 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_chip_reset [2023-11-24 23:55:57,886 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-24 23:55:57,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-24 23:55:57,887 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-24 23:55:57,887 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-24 23:55:57,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:55:57,887 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:55:57,888 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_cam_mask [2023-11-24 23:55:57,888 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_cam_mask [2023-11-24 23:55:57,888 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2023-11-24 23:55:57,888 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2023-11-24 23:55:57,888 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:55:57,888 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:55:57,889 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_remove_one [2023-11-24 23:55:57,889 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_remove_one [2023-11-24 23:55:57,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-11-24 23:55:57,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-11-24 23:55:57,889 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-24 23:55:57,889 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-24 23:55:57,889 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_close [2023-11-24 23:55:57,890 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_close [2023-11-24 23:55:57,890 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-24 23:55:57,890 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-24 23:55:57,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:55:57,890 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-24 23:55:57,890 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-24 23:55:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-24 23:55:57,891 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-24 23:55:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2023-11-24 23:55:57,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2023-11-24 23:55:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:55:57,891 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_check_media [2023-11-24 23:55:57,892 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_check_media [2023-11-24 23:55:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2023-11-24 23:55:57,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2023-11-24 23:55:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:55:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure free_rbufs [2023-11-24 23:55:57,892 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rbufs [2023-11-24 23:55:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:55:57,893 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:55:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_get_events [2023-11-24 23:55:57,893 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_get_events [2023-11-24 23:55:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:55:57,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:55:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-11-24 23:55:57,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-11-24 23:55:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-24 23:55:57,894 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-24 23:55:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mmio [2023-11-24 23:55:57,894 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mmio [2023-11-24 23:55:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_vlan_cam_mask [2023-11-24 23:55:57,894 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_vlan_cam_mask [2023-11-24 23:55:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-24 23:55:57,895 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-24 23:55:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-24 23:55:57,895 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-24 23:55:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-24 23:55:57,895 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-24 23:55:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:55:57,896 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:55:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-24 23:55:57,896 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-24 23:55:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:55:57,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:55:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-24 23:55:57,897 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-24 23:55:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-24 23:55:57,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-24 23:55:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-24 23:55:57,897 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-24 23:55:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:55:57,898 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:55:57,898 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_disable_linkmon [2023-11-24 23:55:57,899 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_disable_linkmon [2023-11-24 23:55:57,903 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_ack_events [2023-11-24 23:55:57,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_ack_events [2023-11-24 23:55:57,903 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-24 23:55:57,903 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-24 23:55:57,903 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_resume [2023-11-24 23:55:57,904 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_resume [2023-11-24 23:55:57,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:55:57,904 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-24 23:55:57,904 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-24 23:55:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:55:57,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:55:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2023-11-24 23:55:57,905 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2023-11-24 23:55:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-24 23:55:57,906 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-24 23:55:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_high [2023-11-24 23:55:57,906 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_high [2023-11-24 23:55:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_irq_disable [2023-11-24 23:55:57,906 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_irq_disable [2023-11-24 23:55:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_enable [2023-11-24 23:55:57,907 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_enable [2023-11-24 23:55:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tbufs [2023-11-24 23:55:57,907 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tbufs [2023-11-24 23:55:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-24 23:55:57,907 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-24 23:55:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:55:57,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:55:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-24 23:55:57,908 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-24 23:55:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-24 23:55:57,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-24 23:55:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_enable_linkmon [2023-11-24 23:55:57,908 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_enable_linkmon [2023-11-24 23:55:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_vcam [2023-11-24 23:55:57,909 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_vcam [2023-11-24 23:55:57,909 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-24 23:55:57,909 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-24 23:55:57,909 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-24 23:55:57,909 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-24 23:55:57,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:55:57,910 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_suspend [2023-11-24 23:55:57,910 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_suspend [2023-11-24 23:55:57,910 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_open [2023-11-24 23:55:57,910 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_open [2023-11-24 23:55:57,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:55:57,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:55:58,890 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:55:58,896 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:55:59,186 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:56:12,857 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:56:13,032 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:56:16,686 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:56:16,686 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 23:56:16,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:56:16 BoogieIcfgContainer [2023-11-24 23:56:16,690 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:56:16,692 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:56:16,692 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:56:16,695 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:56:16,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:55:52" (1/3) ... [2023-11-24 23:56:16,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51387105 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:56:16, skipping insertion in model container [2023-11-24 23:56:16,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:55:56" (2/3) ... [2023-11-24 23:56:16,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51387105 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:56:16, skipping insertion in model container [2023-11-24 23:56:16,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:56:16" (3/3) ... [2023-11-24 23:56:16,699 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i [2023-11-24 23:56:16,717 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:56:16,717 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-24 23:56:16,815 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:56:16,822 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;@64d24e31, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:56:16,822 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-24 23:56:16,838 INFO L276 IsEmpty]: Start isEmpty. Operand has 1741 states, 1006 states have (on average 1.309145129224652) internal successors, (1317), 1047 states have internal predecessors, (1317), 607 states have call successors, (607), 128 states have call predecessors, (607), 127 states have return successors, (598), 587 states have call predecessors, (598), 598 states have call successors, (598) [2023-11-24 23:56:16,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-24 23:56:16,876 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:16,877 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 14, 14, 14, 14, 14, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:56:16,878 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:16,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:16,883 INFO L85 PathProgramCache]: Analyzing trace with hash -493516693, now seen corresponding path program 1 times [2023-11-24 23:56:16,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:56:16,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125842537] [2023-11-24 23:56:16,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:16,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms