./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-intel-igbvf-igbvf.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_92f350e8-b4db-4670-af3f-6d41ae686267/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f350e8-b4db-4670-af3f-6d41ae686267/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f350e8-b4db-4670-af3f-6d41ae686267/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f350e8-b4db-4670-af3f-6d41ae686267/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-igbvf-igbvf.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f350e8-b4db-4670-af3f-6d41ae686267/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f350e8-b4db-4670-af3f-6d41ae686267/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 24f4a9e8deb15b4814a8f35356cc754cf60b8f4e5ae2a0757193e7412afcca55 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:39:57,761 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:39:57,916 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f350e8-b4db-4670-af3f-6d41ae686267/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:39:57,921 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:39:57,923 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:39:57,972 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:39:57,976 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:39:57,977 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:39:57,979 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:39:57,982 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:39:57,983 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:39:57,984 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:39:57,985 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:39:57,992 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:39:57,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:39:57,993 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:39:57,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:39:57,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:39:57,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:39:57,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:39:57,997 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:39:57,999 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:39:58,000 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:39:58,001 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:39:58,002 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:39:58,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:39:58,003 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:39:58,003 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:39:58,004 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:39:58,004 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:39:58,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:39:58,006 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:39:58,007 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:39:58,008 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:39:58,008 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:39:58,008 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:39:58,008 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f350e8-b4db-4670-af3f-6d41ae686267/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f350e8-b4db-4670-af3f-6d41ae686267/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24f4a9e8deb15b4814a8f35356cc754cf60b8f4e5ae2a0757193e7412afcca55 [2023-11-19 07:39:58,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:39:58,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:39:58,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:39:58,394 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:39:58,395 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:39:58,396 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f350e8-b4db-4670-af3f-6d41ae686267/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2023-11-19 07:40:01,496 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:40:02,342 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:40:02,343 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f350e8-b4db-4670-af3f-6d41ae686267/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2023-11-19 07:40:02,419 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f350e8-b4db-4670-af3f-6d41ae686267/bin/uautomizer-verify-uCwYo4JHxu/data/f87af66ba/4a9e35555a7e4c1ab8d92a9f7831fdd7/FLAGfa51e2fc6 [2023-11-19 07:40:02,437 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f350e8-b4db-4670-af3f-6d41ae686267/bin/uautomizer-verify-uCwYo4JHxu/data/f87af66ba/4a9e35555a7e4c1ab8d92a9f7831fdd7 [2023-11-19 07:40:02,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:40:02,442 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:40:02,443 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:40:02,444 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:40:02,449 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:40:02,450 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:40:02" (1/1) ... [2023-11-19 07:40:02,452 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cda79aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:02, skipping insertion in model container [2023-11-19 07:40:02,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:40:02" (1/1) ... [2023-11-19 07:40:02,614 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:40:07,236 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_92f350e8-b4db-4670-af3f-6d41ae686267/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[452690,452703] [2023-11-19 07:40:07,242 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_92f350e8-b4db-4670-af3f-6d41ae686267/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[452837,452850] [2023-11-19 07:40:07,243 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_92f350e8-b4db-4670-af3f-6d41ae686267/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[452976,452989] [2023-11-19 07:40:07,243 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_92f350e8-b4db-4670-af3f-6d41ae686267/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[453134,453147] [2023-11-19 07:40:07,274 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:40:07,386 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:40:07,590 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6262] [2023-11-19 07:40:07,594 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6269] [2023-11-19 07:40:07,633 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"); [6921] [2023-11-19 07:40:07,635 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)); [6928] [2023-11-19 07:40:07,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6935] [2023-11-19 07:40:07,673 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [8019-8020] [2023-11-19 07:40:07,675 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)); [8069-8070] [2023-11-19 07:40:07,676 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"); [8075-8077] [2023-11-19 07:40:07,679 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8195] [2023-11-19 07:40:07,681 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/mm.h"), "i" (488), "i" (12UL)); [8252-8253] [2023-11-19 07:40:07,682 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [8313] [2023-11-19 07:40:07,683 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1, %0\n adcl %2, %0\n adcl %3, %0\n adcl $0, %0\n": "=r" (sum): "g" (daddr), "g" (saddr), "g" (((int )len + (int )proto) << 8), "0" (sum)); [8321-8322] [2023-11-19 07:40:07,687 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)); [8397-8398] [2023-11-19 07:40:07,689 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)); [8431-8432] [2023-11-19 07:40:07,691 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" (79), "i" (12UL)); [8472-8473] [2023-11-19 07:40:07,692 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" (91), "i" (12UL)); [8501-8502] [2023-11-19 07:40:07,707 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)); [8943-8944] [2023-11-19 07:40:07,707 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8950] [2023-11-19 07:40:07,732 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9560] [2023-11-19 07:40:07,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9607] [2023-11-19 07:40:07,735 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [9619] [2023-11-19 07:40:07,739 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)next_rxd) [9680] [2023-11-19 07:40:07,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10291] [2023-11-19 07:40:07,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [11930] [2023-11-19 07:40:07,955 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 *)"drivers/net/ethernet/intel/igbvf/netdev.c"), "i" (2086), "i" (12UL)); [11974-11975] [2023-11-19 07:40:07,957 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 *)"drivers/net/ethernet/intel/igbvf/netdev.c"), "i" (2109), "i" (12UL)); [12010-12011] [2023-11-19 07:40:07,963 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12125] [2023-11-19 07:40:07,964 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [12129] [2023-11-19 07:40:08,065 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_92f350e8-b4db-4670-af3f-6d41ae686267/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[452690,452703] [2023-11-19 07:40:08,065 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_92f350e8-b4db-4670-af3f-6d41ae686267/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[452837,452850] [2023-11-19 07:40:08,066 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_92f350e8-b4db-4670-af3f-6d41ae686267/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[452976,452989] [2023-11-19 07:40:08,067 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_92f350e8-b4db-4670-af3f-6d41ae686267/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[453134,453147] [2023-11-19 07:40:08,081 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:40:08,417 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:40:08,417 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:40:08,425 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:40:08,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08 WrapperNode [2023-11-19 07:40:08,426 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:40:08,427 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:40:08,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:40:08,428 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:40:08,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08" (1/1) ... [2023-11-19 07:40:08,586 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08" (1/1) ... [2023-11-19 07:40:09,069 INFO L138 Inliner]: procedures = 543, calls = 3389, calls flagged for inlining = 312, calls inlined = 287, statements flattened = 8912 [2023-11-19 07:40:09,071 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:40:09,071 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:40:09,072 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:40:09,072 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:40:09,083 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08" (1/1) ... [2023-11-19 07:40:09,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08" (1/1) ... [2023-11-19 07:40:09,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08" (1/1) ... [2023-11-19 07:40:09,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08" (1/1) ... [2023-11-19 07:40:09,467 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08" (1/1) ... [2023-11-19 07:40:09,496 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08" (1/1) ... [2023-11-19 07:40:09,564 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08" (1/1) ... [2023-11-19 07:40:09,600 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08" (1/1) ... [2023-11-19 07:40:09,668 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:40:09,669 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:40:09,670 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:40:09,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:40:09,671 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08" (1/1) ... [2023-11-19 07:40:09,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:40:09,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f350e8-b4db-4670-af3f-6d41ae686267/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:09,700 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f350e8-b4db-4670-af3f-6d41ae686267/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:09,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92f350e8-b4db-4670-af3f-6d41ae686267/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:40:09,747 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2023-11-19 07:40:09,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2023-11-19 07:40:09,747 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 07:40:09,748 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 07:40:09,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:40:09,748 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:40:09,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2023-11-19 07:40:09,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2023-11-19 07:40:09,749 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-19 07:40:09,749 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-19 07:40:09,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:40:09,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:40:09,749 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-11-19 07:40:09,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-11-19 07:40:09,750 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_function_pointers_vf [2023-11-19 07:40:09,750 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_function_pointers_vf [2023-11-19 07:40:09,750 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2023-11-19 07:40:09,750 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2023-11-19 07:40:09,750 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-19 07:40:09,750 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-19 07:40:09,751 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 07:40:09,751 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 07:40:09,751 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 07:40:09,751 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 07:40:09,751 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_alloc_rx_buffers [2023-11-19 07:40:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_alloc_rx_buffers [2023-11-19 07:40:09,752 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-19 07:40:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-19 07:40:09,752 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_mac_addr_vf [2023-11-19 07:40:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_mac_addr_vf [2023-11-19 07:40:09,752 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_close [2023-11-19 07:40:09,753 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_close [2023-11-19 07:40:09,753 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 07:40:09,753 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 07:40:09,753 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 07:40:09,753 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw_vf [2023-11-19 07:40:09,754 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw_vf [2023-11-19 07:40:09,754 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_maybe_stop_tx [2023-11-19 07:40:09,754 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_maybe_stop_tx [2023-11-19 07:40:09,754 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 07:40:09,755 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 07:40:09,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 07:40:09,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 07:40:09,756 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 07:40:09,756 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 07:40:09,756 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 07:40:09,757 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 07:40:09,757 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_irq [2023-11-19 07:40:09,757 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_irq [2023-11-19 07:40:09,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:40:09,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:40:09,758 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-11-19 07:40:09,758 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-11-19 07:40:09,758 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_suspend [2023-11-19 07:40:09,758 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_suspend [2023-11-19 07:40:09,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:40:09,758 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-11-19 07:40:09,759 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-11-19 07:40:09,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-11-19 07:40:09,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-11-19 07:40:09,760 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-19 07:40:09,760 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-19 07:40:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-19 07:40:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-19 07:40:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-19 07:40:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-19 07:40:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:40:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_assign_vector [2023-11-19 07:40:09,762 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_assign_vector [2023-11-19 07:40:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 07:40:09,762 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 07:40:09,763 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 07:40:09,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 07:40:09,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:40:09,763 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_desc_unused [2023-11-19 07:40:09,763 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_desc_unused [2023-11-19 07:40:09,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 07:40:09,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 07:40:09,764 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-19 07:40:09,764 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-19 07:40:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:40:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_netpoll [2023-11-19 07:40:09,765 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_netpoll [2023-11-19 07:40:09,765 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 07:40:09,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-19 07:40:09,766 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset_interrupt_capability [2023-11-19 07:40:09,766 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset_interrupt_capability [2023-11-19 07:40:09,766 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2023-11-19 07:40:09,766 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2023-11-19 07:40:09,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:40:09,767 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:40:09,768 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_msg_vf [2023-11-19 07:40:09,768 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_msg_vf [2023-11-19 07:40:09,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-19 07:40:09,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-19 07:40:09,768 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-19 07:40:09,769 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-19 07:40:09,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2023-11-19 07:40:09,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2023-11-19 07:40:09,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-19 07:40:09,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-19 07:40:09,770 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_tx_resources [2023-11-19 07:40:09,770 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_tx_resources [2023-11-19 07:40:09,771 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2023-11-19 07:40:09,771 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2023-11-19 07:40:09,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 07:40:09,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 07:40:09,772 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-19 07:40:09,772 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-19 07:40:09,772 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 07:40:09,773 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 07:40:09,773 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2023-11-19 07:40:09,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2023-11-19 07:40:09,773 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-19 07:40:09,773 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-19 07:40:09,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:40:09,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 07:40:09,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 07:40:09,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 07:40:09,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 07:40:09,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-19 07:40:09,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-19 07:40:09,779 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-11-19 07:40:09,779 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-11-19 07:40:09,779 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure_msix [2023-11-19 07:40:09,780 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure_msix [2023-11-19 07:40:09,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:40:09,780 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_open [2023-11-19 07:40:09,781 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_open [2023-11-19 07:40:09,781 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-19 07:40:09,781 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-19 07:40:09,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 07:40:09,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 07:40:09,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:40:09,781 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:40:09,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:40:09,782 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-11-19 07:40:09,782 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-11-19 07:40:09,782 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_nway_reset [2023-11-19 07:40:09,782 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_nway_reset [2023-11-19 07:40:09,782 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset [2023-11-19 07:40:09,782 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset [2023-11-19 07:40:09,782 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_posted_mbx [2023-11-19 07:40:09,782 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_posted_mbx [2023-11-19 07:40:09,783 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 07:40:09,783 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 07:40:09,783 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_enable [2023-11-19 07:40:09,783 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_enable [2023-11-19 07:40:09,783 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-19 07:40:09,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-19 07:40:09,783 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2023-11-19 07:40:09,783 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2023-11-19 07:40:09,783 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reinit_locked [2023-11-19 07:40:09,783 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reinit_locked [2023-11-19 07:40:09,784 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 07:40:09,784 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 07:40:09,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-19 07:40:09,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-19 07:40:09,784 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_update_stats [2023-11-19 07:40:09,784 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_update_stats [2023-11-19 07:40:09,784 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_vlan_rx_add_vid [2023-11-19 07:40:09,784 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_vlan_rx_add_vid [2023-11-19 07:40:09,785 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 07:40:09,785 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 07:40:09,785 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-19 07:40:09,785 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-19 07:40:09,785 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_bit_vf [2023-11-19 07:40:09,785 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_bit_vf [2023-11-19 07:40:09,785 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_hw_vf [2023-11-19 07:40:09,786 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_hw_vf [2023-11-19 07:40:09,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:40:09,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:40:09,786 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2023-11-19 07:40:09,786 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2023-11-19 07:40:09,786 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_ack [2023-11-19 07:40:09,786 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_ack [2023-11-19 07:40:09,786 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 07:40:09,787 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 07:40:09,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:40:09,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:40:09,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:40:09,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:40:09,788 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-19 07:40:09,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2023-11-19 07:40:09,788 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set_vf [2023-11-19 07:40:09,788 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set_vf [2023-11-19 07:40:09,788 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-19 07:40:09,788 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-19 07:40:09,788 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-19 07:40:09,789 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-19 07:40:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-19 07:40:09,789 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-19 07:40:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_down [2023-11-19 07:40:09,789 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_down [2023-11-19 07:40:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-19 07:40:09,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-19 07:40:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_regs_len [2023-11-19 07:40:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_regs_len [2023-11-19 07:40:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_irq [2023-11-19 07:40:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_irq [2023-11-19 07:40:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2023-11-19 07:40:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2023-11-19 07:40:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-11-19 07:40:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-11-19 07:40:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link_vf [2023-11-19 07:40:09,791 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link_vf [2023-11-19 07:40:09,791 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 07:40:09,791 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 07:40:09,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:40:09,791 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:40:09,791 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-19 07:40:09,791 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-19 07:40:09,791 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_ring [2023-11-19 07:40:09,792 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_ring [2023-11-19 07:40:09,792 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_v2p_mailbox [2023-11-19 07:40:09,792 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_v2p_mailbox [2023-11-19 07:40:09,792 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2023-11-19 07:40:09,792 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2023-11-19 07:40:09,792 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-11-19 07:40:09,792 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-11-19 07:40:09,793 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-19 07:40:09,793 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-19 07:40:09,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:40:09,793 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 07:40:09,793 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 07:40:09,793 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_remove [2023-11-19 07:40:09,793 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_remove [2023-11-19 07:40:09,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-19 07:40:09,794 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-19 07:40:09,794 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 07:40:09,794 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 07:40:09,794 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_disable [2023-11-19 07:40:09,794 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_disable [2023-11-19 07:40:09,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:40:09,794 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure [2023-11-19 07:40:09,794 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure [2023-11-19 07:40:09,795 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_rx_resources [2023-11-19 07:40:09,795 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_rx_resources [2023-11-19 07:40:09,795 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_rx_ring [2023-11-19 07:40:09,795 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_rx_ring [2023-11-19 07:40:09,795 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-19 07:40:09,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2023-11-19 07:40:09,795 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_obtain_mbx_lock_vf [2023-11-19 07:40:09,796 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_obtain_mbx_lock_vf [2023-11-19 07:40:09,796 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-19 07:40:09,796 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-19 07:40:09,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:40:09,796 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:40:09,796 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:40:09,796 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 07:40:09,796 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 07:40:09,797 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_ack_vf [2023-11-19 07:40:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_ack_vf [2023-11-19 07:40:09,797 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 07:40:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 07:40:09,797 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-11-19 07:40:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-11-19 07:40:09,797 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 07:40:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 07:40:09,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-11-19 07:40:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-11-19 07:40:09,798 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_request_irq [2023-11-19 07:40:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_request_irq [2023-11-19 07:40:09,798 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_resume [2023-11-19 07:40:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_resume [2023-11-19 07:40:09,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 07:40:09,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 07:40:09,802 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-19 07:40:09,803 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-19 07:40:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 07:40:09,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 07:40:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_put_txbuf [2023-11-19 07:40:09,803 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_put_txbuf [2023-11-19 07:40:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2023-11-19 07:40:09,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2023-11-19 07:40:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_msg [2023-11-19 07:40:09,804 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_msg [2023-11-19 07:40:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2023-11-19 07:40:09,804 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2023-11-19 07:40:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-11-19 07:40:09,804 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-11-19 07:40:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-19 07:40:09,804 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-19 07:40:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-19 07:40:09,804 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-19 07:40:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_shutdown [2023-11-19 07:40:09,805 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_shutdown [2023-11-19 07:40:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 07:40:09,805 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 07:40:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2023-11-19 07:40:09,805 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2023-11-19 07:40:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_tx_resources [2023-11-19 07:40:09,805 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_tx_resources [2023-11-19 07:40:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:40:09,806 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:40:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_eeprom_len [2023-11-19 07:40:09,806 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_eeprom_len [2023-11-19 07:40:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:40:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2023-11-19 07:40:09,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2023-11-19 07:40:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:40:09,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:40:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 07:40:09,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-19 07:40:09,807 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2023-11-19 07:40:09,807 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2023-11-19 07:40:09,807 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-19 07:40:09,807 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-19 07:40:09,807 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 07:40:09,807 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 07:40:09,807 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2023-11-19 07:40:09,807 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2023-11-19 07:40:09,807 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_io_resume [2023-11-19 07:40:09,808 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_io_resume [2023-11-19 07:40:09,808 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_rx_resources [2023-11-19 07:40:09,808 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_rx_resources [2023-11-19 07:40:09,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2023-11-19 07:40:09,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2023-11-19 07:40:09,808 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_multi [2023-11-19 07:40:09,808 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_multi [2023-11-19 07:40:09,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 07:40:09,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 07:40:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_tx_timeout [2023-11-19 07:40:09,809 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_tx_timeout [2023-11-19 07:40:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-19 07:40:09,809 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-19 07:40:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-19 07:40:09,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2023-11-19 07:40:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_posted_mbx [2023-11-19 07:40:09,810 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_posted_mbx [2023-11-19 07:40:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2023-11-19 07:40:09,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2023-11-19 07:40:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-11-19 07:40:09,810 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-11-19 07:40:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_up [2023-11-19 07:40:09,810 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_up [2023-11-19 07:40:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-19 07:40:09,811 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-19 07:40:09,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:40:09,811 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2023-11-19 07:40:09,811 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2023-11-19 07:40:09,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 07:40:09,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 07:40:09,811 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-19 07:40:11,034 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:40:11,040 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:40:11,358 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:40:22,346 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 07:40:22,651 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:40:22,752 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:40:22,753 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:40:22,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:40:22 BoogieIcfgContainer [2023-11-19 07:40:22,778 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:40:22,782 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:40:22,782 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:40:22,786 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:40:22,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:40:02" (1/3) ... [2023-11-19 07:40:22,787 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@513092b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:40:22, skipping insertion in model container [2023-11-19 07:40:22,787 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:40:08" (2/3) ... [2023-11-19 07:40:22,789 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@513092b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:40:22, skipping insertion in model container [2023-11-19 07:40:22,789 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:40:22" (3/3) ... [2023-11-19 07:40:22,791 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2023-11-19 07:40:22,814 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:40:22,815 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-19 07:40:22,967 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:40:22,977 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3a2cd804, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:40:22,977 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-19 07:40:22,996 INFO L276 IsEmpty]: Start isEmpty. Operand has 3328 states, 2376 states have (on average 1.319023569023569) internal successors, (3134), 2418 states have internal predecessors, (3134), 788 states have call successors, (788), 163 states have call predecessors, (788), 162 states have return successors, (780), 766 states have call predecessors, (780), 780 states have call successors, (780) [2023-11-19 07:40:23,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2023-11-19 07:40:23,049 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:40:23,050 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:40:23,051 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:40:23,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:40:23,059 INFO L85 PathProgramCache]: Analyzing trace with hash -1402782649, now seen corresponding path program 1 times [2023-11-19 07:40:23,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:40:23,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812916893] [2023-11-19 07:40:23,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:40:23,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:40:23,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:40:24,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:24,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:40:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:40:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:40:24,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:24,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:40:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:24,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:40:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:40:24,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:40:24,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:40:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:40:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:24,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:40:24,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:24,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:40:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:40:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:24,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:40:24,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:40:25,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:25,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-19 07:40:25,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-19 07:40:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-19 07:40:25,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:25,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-19 07:40:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:25,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-19 07:40:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-19 07:40:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:25,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-19 07:40:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-19 07:40:25,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-19 07:40:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:25,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-11-19 07:40:25,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-11-19 07:40:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:25,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-11-19 07:40:25,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:40:25,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812916893] [2023-11-19 07:40:25,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812916893] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:40:25,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:40:25,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:40:25,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737296601] [2023-11-19 07:40:25,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:40:25,409 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:40:25,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:40:25,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:40:25,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:40:25,454 INFO L87 Difference]: Start difference. First operand has 3328 states, 2376 states have (on average 1.319023569023569) internal successors, (3134), 2418 states have internal predecessors, (3134), 788 states have call successors, (788), 163 states have call predecessors, (788), 162 states have return successors, (780), 766 states have call predecessors, (780), 780 states have call successors, (780) Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-11-19 07:40:39,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:40:39,652 INFO L93 Difference]: Finished difference Result 10573 states and 15404 transitions. [2023-11-19 07:40:39,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:40:39,658 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 291 [2023-11-19 07:40:39,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:40:39,772 INFO L225 Difference]: With dead ends: 10573 [2023-11-19 07:40:39,772 INFO L226 Difference]: Without dead ends: 7283 [2023-11-19 07:40:39,811 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:40:39,816 INFO L413 NwaCegarLoop]: 3281 mSDtfsCounter, 7087 mSDsluCounter, 4818 mSDsCounter, 0 mSdLazyCounter, 3949 mSolverCounterSat, 2477 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7821 SdHoareTripleChecker+Valid, 8099 SdHoareTripleChecker+Invalid, 6426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 2477 IncrementalHoareTripleChecker+Valid, 3949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2023-11-19 07:40:39,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7821 Valid, 8099 Invalid, 6426 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [2477 Valid, 3949 Invalid, 0 Unknown, 0 Unchecked, 12.9s Time] [2023-11-19 07:40:39,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7283 states. [2023-11-19 07:40:40,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7283 to 6501. [2023-11-19 07:40:40,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6501 states, 4664 states have (on average 1.2967409948542024) internal successors, (6048), 4743 states have internal predecessors, (6048), 1514 states have call successors, (1514), 322 states have call predecessors, (1514), 321 states have return successors, (1511), 1483 states have call predecessors, (1511), 1511 states have call successors, (1511) [2023-11-19 07:40:40,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6501 states to 6501 states and 9073 transitions. [2023-11-19 07:40:40,528 INFO L78 Accepts]: Start accepts. Automaton has 6501 states and 9073 transitions. Word has length 291 [2023-11-19 07:40:40,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:40:40,530 INFO L495 AbstractCegarLoop]: Abstraction has 6501 states and 9073 transitions. [2023-11-19 07:40:40,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2023-11-19 07:40:40,531 INFO L276 IsEmpty]: Start isEmpty. Operand 6501 states and 9073 transitions. [2023-11-19 07:40:40,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2023-11-19 07:40:40,543 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:40:40,543 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:40:40,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:40:40,544 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:40:40,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:40:40,545 INFO L85 PathProgramCache]: Analyzing trace with hash 1022995748, now seen corresponding path program 1 times [2023-11-19 07:40:40,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:40:40,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375091456] [2023-11-19 07:40:40,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:40:40,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:40:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-19 07:40:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:40:41,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-19 07:40:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:40:41,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-19 07:40:41,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-19 07:40:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-19 07:40:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:40:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-19 07:40:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:40:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:40:41,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-19 07:40:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-19 07:40:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:40:41,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-19 07:40:41,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-19 07:40:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-19 07:40:41,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-19 07:40:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2023-11-19 07:40:41,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-19 07:40:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:41,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:41,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-11-19 07:40:41,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:42,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:42,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-11-19 07:40:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:42,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:42,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2023-11-19 07:40:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:42,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:42,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-19 07:40:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:42,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:40:42,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:42,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2023-11-19 07:40:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:42,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2023-11-19 07:40:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:42,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2023-11-19 07:40:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:40:42,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-11-19 07:40:42,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:40:42,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375091456] [2023-11-19 07:40:42,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375091456] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:40:42,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:40:42,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:40:42,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209867930] [2023-11-19 07:40:42,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:40:42,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:40:42,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:40:42,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:40:42,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:40:42,156 INFO L87 Difference]: Start difference. First operand 6501 states and 9073 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28)