./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d767948-58e8-40b7-8f81-d31176041430/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d767948-58e8-40b7-8f81-d31176041430/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d767948-58e8-40b7-8f81-d31176041430/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d767948-58e8-40b7-8f81-d31176041430/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d767948-58e8-40b7-8f81-d31176041430/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d767948-58e8-40b7-8f81-d31176041430/bin/uautomizer-verify-LYvppIcaGC --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 4295d1eb99eb4c4e306792d8730363a971cf6332e7c089b8c1be6cbddd5edcb9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:24:51,836 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:24:51,936 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d767948-58e8-40b7-8f81-d31176041430/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 23:24:51,948 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:24:51,948 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:24:52,003 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:24:52,008 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:24:52,008 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:24:52,008 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:24:52,009 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:24:52,009 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:24:52,009 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:24:52,009 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:24:52,009 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:24:52,009 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:24:52,010 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:24:52,010 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:24:52,010 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 23:24:52,010 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:24:52,010 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:24:52,010 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:24:52,010 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:24:52,011 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:24:52,011 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:24:52,011 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:24:52,011 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:24:52,011 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:24:52,011 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:24:52,011 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:24:52,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:24:52,014 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:24:52,015 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:24:52,015 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:24:52,015 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:24:52,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:24:52,015 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:24:52,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:24:52,016 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:24:52,016 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:24:52,016 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 23:24:52,016 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 23:24:52,016 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:24:52,016 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:24:52,016 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:24:52,017 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:24:52,017 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_0d767948-58e8-40b7-8f81-d31176041430/bin/uautomizer-verify-LYvppIcaGC 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 -> 4295d1eb99eb4c4e306792d8730363a971cf6332e7c089b8c1be6cbddd5edcb9 [2024-11-23 23:24:52,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:24:52,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:24:52,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:24:52,433 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:24:52,433 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:24:52,435 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d767948-58e8-40b7-8f81-d31176041430/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2024-11-23 23:24:55,480 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d767948-58e8-40b7-8f81-d31176041430/bin/uautomizer-verify-LYvppIcaGC/data/e06fd7f3b/3aaec053f44c4fba896cf0f71fd91dae/FLAG327da97e0 [2024-11-23 23:24:56,357 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:24:56,358 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d767948-58e8-40b7-8f81-d31176041430/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2024-11-23 23:24:56,421 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d767948-58e8-40b7-8f81-d31176041430/bin/uautomizer-verify-LYvppIcaGC/data/e06fd7f3b/3aaec053f44c4fba896cf0f71fd91dae/FLAG327da97e0 [2024-11-23 23:24:56,563 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d767948-58e8-40b7-8f81-d31176041430/bin/uautomizer-verify-LYvppIcaGC/data/e06fd7f3b/3aaec053f44c4fba896cf0f71fd91dae [2024-11-23 23:24:56,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:24:56,569 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:24:56,570 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:24:56,570 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:24:56,575 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:24:56,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:24:56" (1/1) ... [2024-11-23 23:24:56,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3edd93e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:24:56, skipping insertion in model container [2024-11-23 23:24:56,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:24:56" (1/1) ... [2024-11-23 23:24:56,786 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:25:01,461 WARN L250 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_0d767948-58e8-40b7-8f81-d31176041430/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487689,487702] [2024-11-23 23:25:01,465 WARN L250 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_0d767948-58e8-40b7-8f81-d31176041430/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487834,487847] [2024-11-23 23:25:01,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:25:01,586 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:25:01,780 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6260] [2024-11-23 23:25:01,782 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6267] [2024-11-23 23:25:01,813 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"); [6920] [2024-11-23 23:25:01,814 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)); [6927] [2024-11-23 23:25:01,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6934] [2024-11-23 23:25:01,841 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)); [8034-8035] [2024-11-23 23:25:01,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [8076-8077] [2024-11-23 23:25:01,843 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"); [8082-8084] [2024-11-23 23:25:01,844 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; incl %0": "+m" (v->counter)); [8104] [2024-11-23 23:25:01,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8201] [2024-11-23 23:25:01,849 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)); [8258-8259] [2024-11-23 23:25:01,850 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)); [8291] [2024-11-23 23:25:01,851 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)); [8299-8300] [2024-11-23 23:25:01,854 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)); [8375-8376] [2024-11-23 23:25:01,856 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)); [8409-8410] [2024-11-23 23:25:01,857 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)); [8450-8451] [2024-11-23 23:25:01,859 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)); [8479-8480] [2024-11-23 23:25:01,873 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)); [8924-8925] [2024-11-23 23:25:01,873 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8931] [2024-11-23 23:25:01,894 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9541] [2024-11-23 23:25:01,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9588] [2024-11-23 23:25:01,897 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)skb->data) [9600] [2024-11-23 23:25:01,899 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)next_rxd) [9661] [2024-11-23 23:25:01,968 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [10272] [2024-11-23 23:25:02,034 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [11911] [2024-11-23 23:25:02,035 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)); [11955-11956] [2024-11-23 23:25:02,037 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)); [11991-11992] [2024-11-23 23:25:02,041 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [12106] [2024-11-23 23:25:02,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [12110] [2024-11-23 23:25:02,188 WARN L250 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_0d767948-58e8-40b7-8f81-d31176041430/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487689,487702] [2024-11-23 23:25:02,190 WARN L250 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_0d767948-58e8-40b7-8f81-d31176041430/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i[487834,487847] [2024-11-23 23:25:02,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:25:02,634 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:25:02,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:02 WrapperNode [2024-11-23 23:25:02,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:25:02,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:25:02,636 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:25:02,636 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:25:02,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:02" (1/1) ... [2024-11-23 23:25:02,752 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:02" (1/1) ... [2024-11-23 23:25:03,106 INFO L138 Inliner]: procedures = 639, calls = 3408, calls flagged for inlining = 316, calls inlined = 281, statements flattened = 8860 [2024-11-23 23:25:03,106 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:25:03,107 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:25:03,107 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:25:03,107 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:25:03,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:02" (1/1) ... [2024-11-23 23:25:03,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:02" (1/1) ... [2024-11-23 23:25:03,159 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:02" (1/1) ... [2024-11-23 23:25:06,363 INFO L175 MemorySlicer]: Split 1685 memory accesses to 19 slices as follows [2, 9, 2, 2, 7, 50, 46, 6, 1486, 1, 3, 1, 3, 5, 51, 5, 2, 2, 2]. 88 percent of accesses are in the largest equivalence class. The 57 initializations are split as follows [2, 0, 0, 0, 6, 0, 0, 6, 29, 1, 2, 0, 1, 5, 0, 5, 0, 0, 0]. The 909 writes are split as follows [0, 5, 1, 1, 0, 50, 46, 0, 761, 0, 0, 0, 0, 0, 42, 0, 1, 1, 1]. [2024-11-23 23:25:06,364 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:02" (1/1) ... [2024-11-23 23:25:06,368 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:02" (1/1) ... [2024-11-23 23:25:06,597 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:02" (1/1) ... [2024-11-23 23:25:06,616 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:02" (1/1) ... [2024-11-23 23:25:06,661 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:02" (1/1) ... [2024-11-23 23:25:06,735 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:02" (1/1) ... [2024-11-23 23:25:06,773 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:02" (1/1) ... [2024-11-23 23:25:06,864 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:25:06,865 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:25:06,865 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:25:06,865 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:25:06,866 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:02" (1/1) ... [2024-11-23 23:25:06,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:25:06,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d767948-58e8-40b7-8f81-d31176041430/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:25:06,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d767948-58e8-40b7-8f81-d31176041430/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:25:07,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d767948-58e8-40b7-8f81-d31176041430/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:25:07,041 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2024-11-23 23:25:07,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2024-11-23 23:25:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-23 23:25:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-23 23:25:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-23 23:25:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-23 23:25:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2024-11-23 23:25:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2024-11-23 23:25:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-23 23:25:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-23 23:25:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-23 23:25:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-23 23:25:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2024-11-23 23:25:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2024-11-23 23:25:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_function_pointers_vf [2024-11-23 23:25:07,043 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_function_pointers_vf [2024-11-23 23:25:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2024-11-23 23:25:07,043 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2024-11-23 23:25:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-11-23 23:25:07,043 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-11-23 23:25:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-23 23:25:07,043 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-23 23:25:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-23 23:25:07,043 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-23 23:25:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_alloc_rx_buffers [2024-11-23 23:25:07,043 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_alloc_rx_buffers [2024-11-23 23:25:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-23 23:25:07,043 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-23 23:25:07,044 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_mac_addr_vf [2024-11-23 23:25:07,044 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_mac_addr_vf [2024-11-23 23:25:07,044 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_close [2024-11-23 23:25:07,044 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_close [2024-11-23 23:25:07,044 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-23 23:25:07,044 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-23 23:25:07,044 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw_vf [2024-11-23 23:25:07,044 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw_vf [2024-11-23 23:25:07,044 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_maybe_stop_tx [2024-11-23 23:25:07,044 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_maybe_stop_tx [2024-11-23 23:25:07,044 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-23 23:25:07,044 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-23 23:25:07,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-23 23:25:07,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-23 23:25:07,046 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-23 23:25:07,046 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-23 23:25:07,046 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-23 23:25:07,046 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-23 23:25:07,047 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_irq [2024-11-23 23:25:07,047 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_irq [2024-11-23 23:25:07,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-23 23:25:07,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-23 23:25:07,047 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2024-11-23 23:25:07,048 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2024-11-23 23:25:07,048 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_suspend [2024-11-23 23:25:07,048 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_suspend [2024-11-23 23:25:07,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 23:25:07,048 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-23 23:25:07,048 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-23 23:25:07,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2024-11-23 23:25:07,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2024-11-23 23:25:07,048 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2024-11-23 23:25:07,048 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2024-11-23 23:25:07,048 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2024-11-23 23:25:07,049 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-23 23:25:07,049 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-23 23:25:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_assign_vector [2024-11-23 23:25:07,050 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_assign_vector [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-23 23:25:07,050 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-23 23:25:07,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-23 23:25:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-23 23:25:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-23 23:25:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-23 23:25:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-23 23:25:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-23 23:25:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-23 23:25:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-23 23:25:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-23 23:25:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-23 23:25:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_desc_unused [2024-11-23 23:25:07,054 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_desc_unused [2024-11-23 23:25:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-23 23:25:07,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-23 23:25:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-23 23:25:07,054 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-23 23:25:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 23:25:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 23:25:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 23:25:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 23:25:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 23:25:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 23:25:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 23:25:07,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-23 23:25:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-23 23:25:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-23 23:25:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-23 23:25:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-23 23:25:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-23 23:25:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-23 23:25:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-23 23:25:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-23 23:25:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-23 23:25:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-23 23:25:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-23 23:25:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_netpoll [2024-11-23 23:25:07,055 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_netpoll [2024-11-23 23:25:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-23 23:25:07,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-23 23:25:07,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2024-11-23 23:25:07,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset_interrupt_capability [2024-11-23 23:25:07,056 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset_interrupt_capability [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-23 23:25:07,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-23 23:25:07,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-23 23:25:07,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-23 23:25:07,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-23 23:25:07,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-23 23:25:07,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-23 23:25:07,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-23 23:25:07,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-23 23:25:07,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-23 23:25:07,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-23 23:25:07,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-23 23:25:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-23 23:25:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-23 23:25:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-23 23:25:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-23 23:25:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-23 23:25:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-23 23:25:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-23 23:25:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-23 23:25:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-23 23:25:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-23 23:25:07,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-23 23:25:07,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-23 23:25:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_msg_vf [2024-11-23 23:25:07,061 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_msg_vf [2024-11-23 23:25:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-23 23:25:07,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-23 23:25:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2024-11-23 23:25:07,061 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2024-11-23 23:25:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2024-11-23 23:25:07,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2024-11-23 23:25:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-23 23:25:07,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-23 23:25:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_tx_resources [2024-11-23 23:25:07,061 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_tx_resources [2024-11-23 23:25:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2024-11-23 23:25:07,061 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2024-11-23 23:25:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-23 23:25:07,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-23 23:25:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-23 23:25:07,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-23 23:25:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2024-11-23 23:25:07,062 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2024-11-23 23:25:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-23 23:25:07,062 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-23 23:25:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2024-11-23 23:25:07,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2024-11-23 23:25:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2024-11-23 23:25:07,062 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2024-11-23 23:25:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 23:25:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-23 23:25:07,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-23 23:25:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-23 23:25:07,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-23 23:25:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2024-11-23 23:25:07,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2024-11-23 23:25:07,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-11-23 23:25:07,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-11-23 23:25:07,064 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-11-23 23:25:07,064 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-11-23 23:25:07,064 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure_msix [2024-11-23 23:25:07,064 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure_msix [2024-11-23 23:25:07,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:25:07,064 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_open [2024-11-23 23:25:07,064 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_open [2024-11-23 23:25:07,064 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-11-23 23:25:07,064 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-11-23 23:25:07,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-23 23:25:07,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-23 23:25:07,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-23 23:25:07,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-23 23:25:07,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-23 23:25:07,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-23 23:25:07,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-23 23:25:07,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-23 23:25:07,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-23 23:25:07,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-23 23:25:07,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-23 23:25:07,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-23 23:25:07,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-23 23:25:07,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-23 23:25:07,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-23 23:25:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-23 23:25:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-23 23:25:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-23 23:25:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-23 23:25:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-23 23:25:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-23 23:25:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-23 23:25:07,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-23 23:25:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2024-11-23 23:25:07,066 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2024-11-23 23:25:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_nway_reset [2024-11-23 23:25:07,066 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_nway_reset [2024-11-23 23:25:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset [2024-11-23 23:25:07,066 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset [2024-11-23 23:25:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-23 23:25:07,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-23 23:25:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-23 23:25:07,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-23 23:25:07,066 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_posted_mbx [2024-11-23 23:25:07,066 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_posted_mbx [2024-11-23 23:25:07,067 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-23 23:25:07,067 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-23 23:25:07,067 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_enable [2024-11-23 23:25:07,067 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_enable [2024-11-23 23:25:07,067 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-11-23 23:25:07,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-11-23 23:25:07,067 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2024-11-23 23:25:07,067 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2024-11-23 23:25:07,067 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reinit_locked [2024-11-23 23:25:07,067 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reinit_locked [2024-11-23 23:25:07,067 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-23 23:25:07,067 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-23 23:25:07,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-23 23:25:07,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-23 23:25:07,067 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_update_stats [2024-11-23 23:25:07,067 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_update_stats [2024-11-23 23:25:07,067 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_vlan_rx_add_vid [2024-11-23 23:25:07,067 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_vlan_rx_add_vid [2024-11-23 23:25:07,067 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-23 23:25:07,067 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-23 23:25:07,067 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-23 23:25:07,067 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-23 23:25:07,067 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_bit_vf [2024-11-23 23:25:07,067 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_bit_vf [2024-11-23 23:25:07,067 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_hw_vf [2024-11-23 23:25:07,070 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_hw_vf [2024-11-23 23:25:07,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:25:07,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:25:07,071 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2024-11-23 23:25:07,071 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2024-11-23 23:25:07,071 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_ack [2024-11-23 23:25:07,071 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_ack [2024-11-23 23:25:07,071 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-23 23:25:07,071 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-23 23:25:07,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-23 23:25:07,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-23 23:25:07,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-23 23:25:07,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-23 23:25:07,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-23 23:25:07,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-23 23:25:07,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-23 23:25:07,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-23 23:25:07,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-23 23:25:07,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-23 23:25:07,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-23 23:25:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-23 23:25:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-23 23:25:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-23 23:25:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-23 23:25:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-23 23:25:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-23 23:25:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-23 23:25:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-23 23:25:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-23 23:25:07,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-23 23:25:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-23 23:25:07,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-23 23:25:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set_vf [2024-11-23 23:25:07,073 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set_vf [2024-11-23 23:25:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2024-11-23 23:25:07,073 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2024-11-23 23:25:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-23 23:25:07,073 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-23 23:25:07,073 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2024-11-23 23:25:07,074 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2024-11-23 23:25:07,074 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_down [2024-11-23 23:25:07,075 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_down [2024-11-23 23:25:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-23 23:25:07,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-23 23:25:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_regs_len [2024-11-23 23:25:07,075 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_regs_len [2024-11-23 23:25:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_irq [2024-11-23 23:25:07,075 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_irq [2024-11-23 23:25:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2024-11-23 23:25:07,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2024-11-23 23:25:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2024-11-23 23:25:07,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2024-11-23 23:25:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link_vf [2024-11-23 23:25:07,075 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link_vf [2024-11-23 23:25:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-23 23:25:07,075 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-23 23:25:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-23 23:25:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-23 23:25:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-23 23:25:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-23 23:25:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-23 23:25:07,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-23 23:25:07,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-23 23:25:07,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-23 23:25:07,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-23 23:25:07,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-23 23:25:07,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-23 23:25:07,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-23 23:25:07,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-23 23:25:07,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-23 23:25:07,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-23 23:25:07,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-23 23:25:07,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-23 23:25:07,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-23 23:25:07,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-23 23:25:07,078 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-23 23:25:07,078 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-23 23:25:07,078 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-23 23:25:07,078 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-23 23:25:07,078 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-23 23:25:07,078 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-23 23:25:07,078 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-23 23:25:07,078 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-23 23:25:07,079 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-23 23:25:07,079 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-23 23:25:07,079 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-23 23:25:07,079 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-23 23:25:07,079 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-23 23:25:07,079 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-23 23:25:07,079 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-23 23:25:07,079 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-23 23:25:07,079 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-23 23:25:07,079 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-23 23:25:07,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-23 23:25:07,082 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2024-11-23 23:25:07,082 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2024-11-23 23:25:07,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-23 23:25:07,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-23 23:25:07,082 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_ring [2024-11-23 23:25:07,082 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_ring [2024-11-23 23:25:07,082 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_v2p_mailbox [2024-11-23 23:25:07,082 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_v2p_mailbox [2024-11-23 23:25:07,082 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2024-11-23 23:25:07,082 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2024-11-23 23:25:07,082 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-11-23 23:25:07,082 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-23 23:25:07,083 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-23 23:25:07,083 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_remove [2024-11-23 23:25:07,083 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_remove [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2024-11-23 23:25:07,083 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-23 23:25:07,083 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_disable [2024-11-23 23:25:07,083 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_disable [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-23 23:25:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure [2024-11-23 23:25:07,084 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_rx_resources [2024-11-23 23:25:07,084 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_rx_resources [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_rx_ring [2024-11-23 23:25:07,084 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_rx_ring [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2024-11-23 23:25:07,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_obtain_mbx_lock_vf [2024-11-23 23:25:07,084 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_obtain_mbx_lock_vf [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2024-11-23 23:25:07,084 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2024-11-23 23:25:07,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-23 23:25:07,085 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-23 23:25:07,085 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-23 23:25:07,085 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-23 23:25:07,087 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_ack_vf [2024-11-23 23:25:07,087 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_ack_vf [2024-11-23 23:25:07,087 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-23 23:25:07,087 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-23 23:25:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2024-11-23 23:25:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2024-11-23 23:25:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-23 23:25:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-23 23:25:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2024-11-23 23:25:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2024-11-23 23:25:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_request_irq [2024-11-23 23:25:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_request_irq [2024-11-23 23:25:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_resume [2024-11-23 23:25:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_resume [2024-11-23 23:25:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-23 23:25:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-23 23:25:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-11-23 23:25:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-11-23 23:25:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-23 23:25:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-23 23:25:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_put_txbuf [2024-11-23 23:25:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_put_txbuf [2024-11-23 23:25:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2024-11-23 23:25:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2024-11-23 23:25:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_msg [2024-11-23 23:25:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_msg [2024-11-23 23:25:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-23 23:25:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-23 23:25:07,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2024-11-23 23:25:07,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2024-11-23 23:25:07,089 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-23 23:25:07,089 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-23 23:25:07,089 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-11-23 23:25:07,089 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-11-23 23:25:07,089 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_shutdown [2024-11-23 23:25:07,089 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_shutdown [2024-11-23 23:25:07,089 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-23 23:25:07,089 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-23 23:25:07,089 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2024-11-23 23:25:07,089 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2024-11-23 23:25:07,089 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_tx_resources [2024-11-23 23:25:07,090 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_tx_resources [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-23 23:25:07,090 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_eeprom_len [2024-11-23 23:25:07,090 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_eeprom_len [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2024-11-23 23:25:07,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-23 23:25:07,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2024-11-23 23:25:07,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2024-11-23 23:25:07,090 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2024-11-23 23:25:07,090 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-23 23:25:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-23 23:25:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2024-11-23 23:25:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_io_resume [2024-11-23 23:25:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_io_resume [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_rx_resources [2024-11-23 23:25:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_rx_resources [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2024-11-23 23:25:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_multi [2024-11-23 23:25:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_multi [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-23 23:25:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_tx_timeout [2024-11-23 23:25:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_tx_timeout [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-11-23 23:25:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-23 23:25:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_posted_mbx [2024-11-23 23:25:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_posted_mbx [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2024-11-23 23:25:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-11-23 23:25:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_up [2024-11-23 23:25:07,091 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_up [2024-11-23 23:25:07,091 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-23 23:25:07,096 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-23 23:25:07,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-23 23:25:07,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-23 23:25:07,097 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2024-11-23 23:25:07,097 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2024-11-23 23:25:07,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-23 23:25:07,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-23 23:25:08,921 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:25:08,927 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:25:31,570 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-23 23:25:32,569 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-23 23:25:43,109 INFO L? ?]: Removed 4467 outVars from TransFormulas that were not future-live. [2024-11-23 23:25:43,109 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:25:43,208 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:25:43,208 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-23 23:25:43,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:25:43 BoogieIcfgContainer [2024-11-23 23:25:43,209 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:25:43,211 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:25:43,214 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:25:43,220 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:25:43,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:24:56" (1/3) ... [2024-11-23 23:25:43,221 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@379b5cd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:25:43, skipping insertion in model container [2024-11-23 23:25:43,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:02" (2/3) ... [2024-11-23 23:25:43,222 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@379b5cd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:25:43, skipping insertion in model container [2024-11-23 23:25:43,223 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:25:43" (3/3) ... [2024-11-23 23:25:43,224 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i [2024-11-23 23:25:43,247 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:25:43,250 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-igbvf-igbvf.cil.i that has 205 procedures, 3662 locations, 1 initial locations, 60 loop locations, and 2 error locations. [2024-11-23 23:25:43,422 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:25:43,437 INFO L333 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, 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;@7899b813, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:25:43,439 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-23 23:25:43,456 INFO L276 IsEmpty]: Start isEmpty. Operand has 3498 states, 2516 states have (on average 1.3060413354531002) internal successors, (3286), 2558 states have internal predecessors, (3286), 813 states have call successors, (813), 168 states have call predecessors, (813), 167 states have return successors, (805), 791 states have call predecessors, (805), 805 states have call successors, (805) [2024-11-23 23:25:43,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2024-11-23 23:25:43,510 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:25:43,511 INFO L218 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, 1, 1, 1, 1, 1] [2024-11-23 23:25:43,512 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:25:43,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:25:43,517 INFO L85 PathProgramCache]: Analyzing trace with hash -383358586, now seen corresponding path program 1 times [2024-11-23 23:25:43,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:25:43,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778761341] [2024-11-23 23:25:43,526 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:25:43,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:26:51,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:26:53,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-23 23:26:53,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:26:53,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778761341] [2024-11-23 23:26:53,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778761341] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:26:53,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:26:53,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:26:53,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077288491] [2024-11-23 23:26:53,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:26:53,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:26:53,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:26:53,458 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:26:53,458 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:26:53,467 INFO L87 Difference]: Start difference. First operand has 3498 states, 2516 states have (on average 1.3060413354531002) internal successors, (3286), 2558 states have internal predecessors, (3286), 813 states have call successors, (813), 168 states have call predecessors, (813), 167 states have return successors, (805), 791 states have call predecessors, (805), 805 states have call successors, (805) Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-11-23 23:26:57,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:26:59,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:26:59,509 INFO L93 Difference]: Finished difference Result 9491 states and 13516 transitions. [2024-11-23 23:26:59,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:26:59,511 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 318 [2024-11-23 23:26:59,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:26:59,576 INFO L225 Difference]: With dead ends: 9491 [2024-11-23 23:26:59,576 INFO L226 Difference]: Without dead ends: 5969 [2024-11-23 23:26:59,609 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:26:59,612 INFO L435 NwaCegarLoop]: 5132 mSDtfsCounter, 3516 mSDsluCounter, 4766 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3516 SdHoareTripleChecker+Valid, 9898 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-23 23:26:59,615 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3516 Valid, 9898 Invalid, 102 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 82 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2024-11-23 23:26:59,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5969 states. [2024-11-23 23:27:00,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5969 to 5964. [2024-11-23 23:27:00,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5964 states, 4392 states have (on average 1.2903005464480874) internal successors, (5667), 4448 states have internal predecessors, (5667), 1279 states have call successors, (1279), 291 states have call predecessors, (1279), 291 states have return successors, (1279), 1260 states have call predecessors, (1279), 1279 states have call successors, (1279) [2024-11-23 23:27:00,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5964 states to 5964 states and 8225 transitions. [2024-11-23 23:27:00,152 INFO L78 Accepts]: Start accepts. Automaton has 5964 states and 8225 transitions. Word has length 318 [2024-11-23 23:27:00,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:27:00,155 INFO L471 AbstractCegarLoop]: Abstraction has 5964 states and 8225 transitions. [2024-11-23 23:27:00,155 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-11-23 23:27:00,155 INFO L276 IsEmpty]: Start isEmpty. Operand 5964 states and 8225 transitions. [2024-11-23 23:27:00,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2024-11-23 23:27:00,175 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:27:00,176 INFO L218 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:27:00,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 23:27:00,177 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:27:00,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:27:00,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1686253704, now seen corresponding path program 1 times [2024-11-23 23:27:00,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:27:00,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847962323] [2024-11-23 23:27:00,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:27:00,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:28:12,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:28:13,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-23 23:28:13,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:28:13,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847962323] [2024-11-23 23:28:13,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1847962323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:28:13,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:28:13,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:28:13,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921476482] [2024-11-23 23:28:13,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:28:13,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:28:13,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:28:13,119 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:28:13,119 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:28:13,119 INFO L87 Difference]: Start difference. First operand 5964 states and 8225 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-23 23:28:17,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:28:20,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:28:20,324 INFO L93 Difference]: Finished difference Result 14825 states and 20367 transitions. [2024-11-23 23:28:20,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:28:20,325 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 327 [2024-11-23 23:28:20,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:28:20,402 INFO L225 Difference]: With dead ends: 14825 [2024-11-23 23:28:20,403 INFO L226 Difference]: Without dead ends: 8914 [2024-11-23 23:28:20,431 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:28:20,432 INFO L435 NwaCegarLoop]: 4782 mSDtfsCounter, 3446 mSDsluCounter, 4610 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3446 SdHoareTripleChecker+Valid, 9392 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-11-23 23:28:20,435 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3446 Valid, 9392 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 128 Invalid, 1 Unknown, 0 Unchecked, 6.7s Time] [2024-11-23 23:28:20,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8914 states. [2024-11-23 23:28:20,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8914 to 8908. [2024-11-23 23:28:20,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8908 states, 6476 states have (on average 1.2810376775787524) internal successors, (8296), 6564 states have internal predecessors, (8296), 1954 states have call successors, (1954), 477 states have call predecessors, (1954), 476 states have return successors, (1955), 1919 states have call predecessors, (1955), 1954 states have call successors, (1955) [2024-11-23 23:28:20,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8908 states to 8908 states and 12205 transitions. [2024-11-23 23:28:20,995 INFO L78 Accepts]: Start accepts. Automaton has 8908 states and 12205 transitions. Word has length 327 [2024-11-23 23:28:20,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:28:20,999 INFO L471 AbstractCegarLoop]: Abstraction has 8908 states and 12205 transitions. [2024-11-23 23:28:20,999 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-23 23:28:20,999 INFO L276 IsEmpty]: Start isEmpty. Operand 8908 states and 12205 transitions. [2024-11-23 23:28:21,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2024-11-23 23:28:21,014 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:28:21,014 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 24, 24, 24, 24, 24, 24, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:28:21,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 23:28:21,015 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:28:21,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:28:21,016 INFO L85 PathProgramCache]: Analyzing trace with hash 2063232120, now seen corresponding path program 1 times [2024-11-23 23:28:21,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:28:21,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088084833] [2024-11-23 23:28:21,016 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:28:21,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:29:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:29:33,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2820 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2817 trivial. 0 not checked. [2024-11-23 23:29:33,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:29:33,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088084833] [2024-11-23 23:29:33,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088084833] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:29:33,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:29:33,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:29:33,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666159590] [2024-11-23 23:29:33,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:29:33,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:29:33,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:29:33,253 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:29:33,253 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:29:33,254 INFO L87 Difference]: Start difference. First operand 8908 states and 12205 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2024-11-23 23:29:37,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:29:39,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:29:39,662 INFO L93 Difference]: Finished difference Result 20727 states and 28391 transitions. [2024-11-23 23:29:39,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:29:39,663 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 392 [2024-11-23 23:29:39,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:29:39,782 INFO L225 Difference]: With dead ends: 20727 [2024-11-23 23:29:39,782 INFO L226 Difference]: Without dead ends: 11872 [2024-11-23 23:29:39,829 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:29:39,830 INFO L435 NwaCegarLoop]: 8194 mSDtfsCounter, 3440 mSDsluCounter, 4696 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3440 SdHoareTripleChecker+Valid, 12890 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-11-23 23:29:39,831 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3440 Valid, 12890 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2024-11-23 23:29:39,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11872 states. [2024-11-23 23:29:40,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11872 to 11866. [2024-11-23 23:29:40,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11866 states, 8686 states have (on average 1.2834446235321206) internal successors, (11148), 8792 states have internal predecessors, (11148), 2540 states have call successors, (2540), 639 states have call predecessors, (2540), 638 states have return successors, (2541), 2499 states have call predecessors, (2541), 2540 states have call successors, (2541) [2024-11-23 23:29:40,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11866 states to 11866 states and 16229 transitions. [2024-11-23 23:29:40,475 INFO L78 Accepts]: Start accepts. Automaton has 11866 states and 16229 transitions. Word has length 392 [2024-11-23 23:29:40,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:29:40,477 INFO L471 AbstractCegarLoop]: Abstraction has 11866 states and 16229 transitions. [2024-11-23 23:29:40,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 3 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2024-11-23 23:29:40,478 INFO L276 IsEmpty]: Start isEmpty. Operand 11866 states and 16229 transitions. [2024-11-23 23:29:40,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-11-23 23:29:40,492 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:29:40,492 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 24, 24, 24, 24, 24, 24, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:29:40,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 23:29:40,492 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:29:40,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:29:40,494 INFO L85 PathProgramCache]: Analyzing trace with hash -1620897506, now seen corresponding path program 1 times [2024-11-23 23:29:40,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:29:40,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922543366] [2024-11-23 23:29:40,494 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:29:40,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:30:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:30:49,418 INFO L134 CoverageAnalysis]: Checked inductivity of 3108 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 3090 trivial. 0 not checked. [2024-11-23 23:30:49,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:30:49,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922543366] [2024-11-23 23:30:49,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922543366] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:30:49,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:30:49,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:30:49,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216395472] [2024-11-23 23:30:49,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:30:49,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:30:49,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:30:49,421 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:30:49,421 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:30:49,422 INFO L87 Difference]: Start difference. First operand 11866 states and 16229 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-23 23:30:53,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:30:55,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:30:55,652 INFO L93 Difference]: Finished difference Result 26629 states and 36415 transitions. [2024-11-23 23:30:55,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:30:55,652 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 468 [2024-11-23 23:30:55,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:30:55,806 INFO L225 Difference]: With dead ends: 26629 [2024-11-23 23:30:55,806 INFO L226 Difference]: Without dead ends: 14816 [2024-11-23 23:30:55,871 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:30:55,872 INFO L435 NwaCegarLoop]: 8207 mSDtfsCounter, 3442 mSDsluCounter, 4703 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3442 SdHoareTripleChecker+Valid, 12910 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-23 23:30:55,874 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3442 Valid, 12910 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 71 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2024-11-23 23:30:55,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14816 states. [2024-11-23 23:30:56,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14816 to 14810. [2024-11-23 23:30:56,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14810 states, 10886 states have (on average 1.2851368730479515) internal successors, (13990), 11010 states have internal predecessors, (13990), 3123 states have call successors, (3123), 800 states have call predecessors, (3123), 799 states have return successors, (3124), 3076 states have call predecessors, (3124), 3123 states have call successors, (3124) [2024-11-23 23:30:56,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14810 states to 14810 states and 20237 transitions. [2024-11-23 23:30:56,693 INFO L78 Accepts]: Start accepts. Automaton has 14810 states and 20237 transitions. Word has length 468 [2024-11-23 23:30:56,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:30:56,695 INFO L471 AbstractCegarLoop]: Abstraction has 14810 states and 20237 transitions. [2024-11-23 23:30:56,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-23 23:30:56,695 INFO L276 IsEmpty]: Start isEmpty. Operand 14810 states and 20237 transitions. [2024-11-23 23:30:56,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2024-11-23 23:30:56,713 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:30:56,714 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 24, 24, 24, 24, 24, 24, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:30:56,714 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 23:30:56,715 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:30:56,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:30:56,715 INFO L85 PathProgramCache]: Analyzing trace with hash 645483680, now seen corresponding path program 1 times [2024-11-23 23:30:56,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:30:56,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016616402] [2024-11-23 23:30:56,716 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:30:56,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:32:13,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:32:15,687 INFO L134 CoverageAnalysis]: Checked inductivity of 3108 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 3090 trivial. 0 not checked. [2024-11-23 23:32:15,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:32:15,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016616402] [2024-11-23 23:32:15,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016616402] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:32:15,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:32:15,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:32:15,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244573670] [2024-11-23 23:32:15,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:32:15,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:32:15,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:32:15,693 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:32:15,694 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:32:15,694 INFO L87 Difference]: Start difference. First operand 14810 states and 20237 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-23 23:32:19,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:32:22,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:32:22,089 INFO L93 Difference]: Finished difference Result 34258 states and 46765 transitions. [2024-11-23 23:32:22,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:32:22,090 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 468 [2024-11-23 23:32:22,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:32:22,225 INFO L225 Difference]: With dead ends: 34258 [2024-11-23 23:32:22,226 INFO L226 Difference]: Without dead ends: 19501 [2024-11-23 23:32:22,289 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:32:22,290 INFO L435 NwaCegarLoop]: 8333 mSDtfsCounter, 4420 mSDsluCounter, 4111 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 16 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4420 SdHoareTripleChecker+Valid, 12444 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-11-23 23:32:22,290 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4420 Valid, 12444 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 74 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2024-11-23 23:32:22,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19501 states. [2024-11-23 23:32:23,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19501 to 19495. [2024-11-23 23:32:23,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19495 states, 14313 states have (on average 1.2833088800391252) internal successors, (18368), 14474 states have internal predecessors, (18368), 4102 states have call successors, (4102), 1080 states have call predecessors, (4102), 1078 states have return successors, (4103), 4042 states have call predecessors, (4103), 4102 states have call successors, (4103) [2024-11-23 23:32:23,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19495 states to 19495 states and 26573 transitions. [2024-11-23 23:32:23,337 INFO L78 Accepts]: Start accepts. Automaton has 19495 states and 26573 transitions. Word has length 468 [2024-11-23 23:32:23,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:32:23,340 INFO L471 AbstractCegarLoop]: Abstraction has 19495 states and 26573 transitions. [2024-11-23 23:32:23,341 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-23 23:32:23,341 INFO L276 IsEmpty]: Start isEmpty. Operand 19495 states and 26573 transitions. [2024-11-23 23:32:23,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2024-11-23 23:32:23,366 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:32:23,366 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 24, 24, 24, 24, 24, 24, 10, 10, 10, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:32:23,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 23:32:23,367 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:32:23,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:32:23,368 INFO L85 PathProgramCache]: Analyzing trace with hash 118560528, now seen corresponding path program 1 times [2024-11-23 23:32:23,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:32:23,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024437331] [2024-11-23 23:32:23,369 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:32:23,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:33:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:33:43,497 INFO L134 CoverageAnalysis]: Checked inductivity of 3406 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 3372 trivial. 0 not checked. [2024-11-23 23:33:43,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:33:43,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024437331] [2024-11-23 23:33:43,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024437331] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:33:43,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:33:43,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:33:43,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924942619] [2024-11-23 23:33:43,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:33:43,501 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:33:43,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:33:43,502 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:33:43,503 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:33:43,503 INFO L87 Difference]: Start difference. First operand 19495 states and 26573 transitions. Second operand has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2024-11-23 23:33:47,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:33:49,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:33:49,771 INFO L93 Difference]: Finished difference Result 41886 states and 57105 transitions. [2024-11-23 23:33:49,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:33:49,772 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 528 [2024-11-23 23:33:49,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:33:49,936 INFO L225 Difference]: With dead ends: 41886 [2024-11-23 23:33:49,936 INFO L226 Difference]: Without dead ends: 22444 [2024-11-23 23:33:50,018 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:33:50,020 INFO L435 NwaCegarLoop]: 6988 mSDtfsCounter, 3444 mSDsluCounter, 4702 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3444 SdHoareTripleChecker+Valid, 11690 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-23 23:33:50,021 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3444 Valid, 11690 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 74 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2024-11-23 23:33:50,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22444 states. [2024-11-23 23:33:50,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22444 to 22438. [2024-11-23 23:33:50,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22438 states, 16513 states have (on average 1.284442560406952) internal successors, (21210), 16692 states have internal predecessors, (21210), 4685 states have call successors, (4685), 1240 states have call predecessors, (4685), 1238 states have return successors, (4686), 4619 states have call predecessors, (4686), 4685 states have call successors, (4686) [2024-11-23 23:33:51,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22438 states to 22438 states and 30581 transitions. [2024-11-23 23:33:51,091 INFO L78 Accepts]: Start accepts. Automaton has 22438 states and 30581 transitions. Word has length 528 [2024-11-23 23:33:51,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:33:51,092 INFO L471 AbstractCegarLoop]: Abstraction has 22438 states and 30581 transitions. [2024-11-23 23:33:51,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2024-11-23 23:33:51,093 INFO L276 IsEmpty]: Start isEmpty. Operand 22438 states and 30581 transitions. [2024-11-23 23:33:51,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2024-11-23 23:33:51,118 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:33:51,119 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 24, 24, 24, 24, 24, 24, 10, 10, 10, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:33:51,119 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 23:33:51,119 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:33:51,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:33:51,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1910025582, now seen corresponding path program 1 times [2024-11-23 23:33:51,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:33:51,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159526876] [2024-11-23 23:33:51,121 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:33:51,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:35:10,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:35:12,081 INFO L134 CoverageAnalysis]: Checked inductivity of 3406 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 3372 trivial. 0 not checked. [2024-11-23 23:35:12,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:35:12,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159526876] [2024-11-23 23:35:12,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159526876] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:35:12,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:35:12,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:35:12,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785213314] [2024-11-23 23:35:12,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:35:12,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:35:12,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:35:12,084 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:35:12,084 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:35:12,085 INFO L87 Difference]: Start difference. First operand 22438 states and 30581 transitions. Second operand has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2024-11-23 23:35:16,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:35:18,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:35:18,508 INFO L93 Difference]: Finished difference Result 47804 states and 65163 transitions. [2024-11-23 23:35:18,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:35:18,509 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 528 [2024-11-23 23:35:18,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:35:18,669 INFO L225 Difference]: With dead ends: 47804 [2024-11-23 23:35:18,669 INFO L226 Difference]: Without dead ends: 25419 [2024-11-23 23:35:18,743 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:35:18,744 INFO L435 NwaCegarLoop]: 8209 mSDtfsCounter, 3463 mSDsluCounter, 4703 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3463 SdHoareTripleChecker+Valid, 12912 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-11-23 23:35:18,745 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3463 Valid, 12912 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 75 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2024-11-23 23:35:18,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25419 states. [2024-11-23 23:35:19,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25419 to 25413. [2024-11-23 23:35:19,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25413 states, 18741 states have (on average 1.2853102822688223) internal successors, (24088), 18938 states have internal predecessors, (24088), 5270 states have call successors, (5270), 1402 states have call predecessors, (5270), 1400 states have return successors, (5271), 5198 states have call predecessors, (5271), 5270 states have call successors, (5271) [2024-11-23 23:35:19,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25413 states to 25413 states and 34629 transitions. [2024-11-23 23:35:19,829 INFO L78 Accepts]: Start accepts. Automaton has 25413 states and 34629 transitions. Word has length 528 [2024-11-23 23:35:19,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:35:19,832 INFO L471 AbstractCegarLoop]: Abstraction has 25413 states and 34629 transitions. [2024-11-23 23:35:19,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2024-11-23 23:35:19,832 INFO L276 IsEmpty]: Start isEmpty. Operand 25413 states and 34629 transitions. [2024-11-23 23:35:19,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2024-11-23 23:35:19,864 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:35:19,865 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 24, 24, 24, 24, 24, 24, 11, 11, 11, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:35:19,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-23 23:35:19,866 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:35:19,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:35:19,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1318128698, now seen corresponding path program 1 times [2024-11-23 23:35:19,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:35:19,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358346201] [2024-11-23 23:35:19,867 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:35:19,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:36:45,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:36:47,140 INFO L134 CoverageAnalysis]: Checked inductivity of 3705 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2024-11-23 23:36:47,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:36:47,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358346201] [2024-11-23 23:36:47,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358346201] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:36:47,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:36:47,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 23:36:47,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144769554] [2024-11-23 23:36:47,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:36:47,142 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 23:36:47,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:36:47,143 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 23:36:47,143 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:36:47,143 INFO L87 Difference]: Start difference. First operand 25413 states and 34629 transitions. Second operand has 5 states, 5 states have (on average 32.4) internal successors, (162), 4 states have internal predecessors, (162), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (52), 4 states have call predecessors, (52), 3 states have call successors, (52) [2024-11-23 23:36:51,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:36:54,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:36:54,353 INFO L93 Difference]: Finished difference Result 54386 states and 74096 transitions. [2024-11-23 23:36:54,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 23:36:54,354 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.4) internal successors, (162), 4 states have internal predecessors, (162), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (52), 4 states have call predecessors, (52), 3 states have call successors, (52) Word has length 571 [2024-11-23 23:36:54,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:36:54,571 INFO L225 Difference]: With dead ends: 54386 [2024-11-23 23:36:54,572 INFO L226 Difference]: Without dead ends: 29026 [2024-11-23 23:36:54,683 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:36:54,684 INFO L435 NwaCegarLoop]: 8150 mSDtfsCounter, 3522 mSDsluCounter, 20989 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3522 SdHoareTripleChecker+Valid, 29139 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:36:54,685 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3522 Valid, 29139 Invalid, 95 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 91 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2024-11-23 23:36:54,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29026 states. [2024-11-23 23:36:55,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29026 to 29016. [2024-11-23 23:36:55,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29016 states, 21417 states have (on average 1.2864079936499042) internal successors, (27551), 21639 states have internal predecessors, (27551), 5987 states have call successors, (5987), 1610 states have call predecessors, (5987), 1610 states have return successors, (5990), 5910 states have call predecessors, (5990), 5987 states have call successors, (5990) [2024-11-23 23:36:55,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29016 states to 29016 states and 39528 transitions. [2024-11-23 23:36:55,966 INFO L78 Accepts]: Start accepts. Automaton has 29016 states and 39528 transitions. Word has length 571 [2024-11-23 23:36:55,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:36:55,970 INFO L471 AbstractCegarLoop]: Abstraction has 29016 states and 39528 transitions. [2024-11-23 23:36:55,971 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.4) internal successors, (162), 4 states have internal predecessors, (162), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (52), 4 states have call predecessors, (52), 3 states have call successors, (52) [2024-11-23 23:36:55,971 INFO L276 IsEmpty]: Start isEmpty. Operand 29016 states and 39528 transitions. [2024-11-23 23:36:55,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2024-11-23 23:36:55,994 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:36:55,995 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 24, 24, 24, 24, 24, 24, 11, 11, 11, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:36:55,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-23 23:36:55,995 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:36:55,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:36:55,996 INFO L85 PathProgramCache]: Analyzing trace with hash 164872801, now seen corresponding path program 1 times [2024-11-23 23:36:55,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:36:55,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088838795] [2024-11-23 23:36:55,997 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:36:55,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:38:25,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:38:26,632 INFO L134 CoverageAnalysis]: Checked inductivity of 3705 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2024-11-23 23:38:26,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:38:26,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088838795] [2024-11-23 23:38:26,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088838795] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:38:26,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:38:26,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 23:38:26,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925864675] [2024-11-23 23:38:26,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:38:26,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 23:38:26,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:38:26,635 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 23:38:26,635 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:38:26,635 INFO L87 Difference]: Start difference. First operand 29016 states and 39528 transitions. Second operand has 5 states, 5 states have (on average 32.6) internal successors, (163), 4 states have internal predecessors, (163), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (52), 4 states have call predecessors, (52), 3 states have call successors, (52) [2024-11-23 23:38:30,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:38:33,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:38:33,252 INFO L93 Difference]: Finished difference Result 61560 states and 83846 transitions. [2024-11-23 23:38:33,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 23:38:33,252 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.6) internal successors, (163), 4 states have internal predecessors, (163), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (52), 4 states have call predecessors, (52), 3 states have call successors, (52) Word has length 572 [2024-11-23 23:38:33,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:38:33,419 INFO L225 Difference]: With dead ends: 61560 [2024-11-23 23:38:33,419 INFO L226 Difference]: Without dead ends: 32597 [2024-11-23 23:38:33,511 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:38:33,513 INFO L435 NwaCegarLoop]: 8297 mSDtfsCounter, 3528 mSDsluCounter, 21280 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3528 SdHoareTripleChecker+Valid, 29577 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:38:33,514 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3528 Valid, 29577 Invalid, 116 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 107 Invalid, 1 Unknown, 0 Unchecked, 6.0s Time] [2024-11-23 23:38:33,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32597 states. [2024-11-23 23:38:34,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32597 to 32587. [2024-11-23 23:38:34,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32587 states, 24081 states have (on average 1.2871558490095927) internal successors, (30996), 24324 states have internal predecessors, (30996), 6684 states have call successors, (6684), 1818 states have call predecessors, (6684), 1820 states have return successors, (6689), 6602 states have call predecessors, (6689), 6684 states have call successors, (6689) [2024-11-23 23:38:34,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32587 states to 32587 states and 44369 transitions. [2024-11-23 23:38:34,564 INFO L78 Accepts]: Start accepts. Automaton has 32587 states and 44369 transitions. Word has length 572 [2024-11-23 23:38:34,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:38:34,566 INFO L471 AbstractCegarLoop]: Abstraction has 32587 states and 44369 transitions. [2024-11-23 23:38:34,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.6) internal successors, (163), 4 states have internal predecessors, (163), 3 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (52), 4 states have call predecessors, (52), 3 states have call successors, (52) [2024-11-23 23:38:34,566 INFO L276 IsEmpty]: Start isEmpty. Operand 32587 states and 44369 transitions. [2024-11-23 23:38:34,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 574 [2024-11-23 23:38:34,583 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:38:34,584 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 24, 24, 24, 24, 24, 24, 11, 11, 11, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:38:34,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-23 23:38:34,584 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:38:34,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:38:34,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1985258685, now seen corresponding path program 1 times [2024-11-23 23:38:34,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:38:34,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55992433] [2024-11-23 23:38:34,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:38:34,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms