./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-atheros-atl1c-atl1c.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c42733aa-b9be-490d-98b8-a9c12d8537ae/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c42733aa-b9be-490d-98b8-a9c12d8537ae/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c42733aa-b9be-490d-98b8-a9c12d8537ae/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c42733aa-b9be-490d-98b8-a9c12d8537ae/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c42733aa-b9be-490d-98b8-a9c12d8537ae/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c42733aa-b9be-490d-98b8-a9c12d8537ae/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 593a250228baf038560c08e73ad435a477231ee31d33fbe2e196b7e8aec8c6cc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:48:56,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:48:56,164 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c42733aa-b9be-490d-98b8-a9c12d8537ae/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 02:48:56,169 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:48:56,169 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:48:56,192 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:48:56,193 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:48:56,193 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:48:56,193 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:48:56,193 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:48:56,194 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:48:56,194 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:48:56,194 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:48:56,194 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 02:48:56,194 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:48:56,194 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:48:56,194 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 02:48:56,195 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 02:48:56,195 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:48:56,195 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 02:48:56,195 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 02:48:56,195 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 02:48:56,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:48:56,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:48:56,196 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 02:48:56,196 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:48:56,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:48:56,197 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:48:56,197 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:48:56,197 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:48:56,197 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:48:56,197 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:48:56,197 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:48:56,197 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:48:56,198 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:48:56,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:48:56,198 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:48:56,198 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:48:56,198 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:48:56,198 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 02:48:56,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 02:48:56,198 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:48:56,199 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:48:56,199 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 02:48:56,199 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_c42733aa-b9be-490d-98b8-a9c12d8537ae/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 593a250228baf038560c08e73ad435a477231ee31d33fbe2e196b7e8aec8c6cc [2024-11-14 02:48:56,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:48:56,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:48:56,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:48:56,552 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:48:56,552 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:48:56,553 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c42733aa-b9be-490d-98b8-a9c12d8537ae/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i Unable to find full path for "g++" [2024-11-14 02:48:58,623 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:48:59,488 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:48:59,489 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c42733aa-b9be-490d-98b8-a9c12d8537ae/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i [2024-11-14 02:48:59,564 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c42733aa-b9be-490d-98b8-a9c12d8537ae/bin/utaipan-verify-sOmjnqqW8E/data/cc95f8267/88d46676eb5b44b6a6ff6f1e7c359375/FLAG00c186472 [2024-11-14 02:48:59,588 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c42733aa-b9be-490d-98b8-a9c12d8537ae/bin/utaipan-verify-sOmjnqqW8E/data/cc95f8267/88d46676eb5b44b6a6ff6f1e7c359375 [2024-11-14 02:48:59,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:48:59,596 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:48:59,599 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:48:59,600 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:48:59,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:48:59,605 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:48:59" (1/1) ... [2024-11-14 02:48:59,608 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77fc6f2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:48:59, skipping insertion in model container [2024-11-14 02:48:59,608 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:48:59" (1/1) ... [2024-11-14 02:48:59,792 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:49:05,506 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_c42733aa-b9be-490d-98b8-a9c12d8537ae/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[523621,523634] [2024-11-14 02:49:05,509 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_c42733aa-b9be-490d-98b8-a9c12d8537ae/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[523766,523779] [2024-11-14 02:49:05,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:49:05,626 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:49:05,798 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"); [6249] [2024-11-14 02:49:05,801 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)); [6256] [2024-11-14 02:49:05,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6263] [2024-11-14 02:49:05,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [6279] [2024-11-14 02:49:05,805 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)); [6339-6340] [2024-11-14 02:49:05,805 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"); [6345-6347] [2024-11-14 02:49:05,806 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)); [6374] [2024-11-14 02:49:05,807 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6381] [2024-11-14 02:49:05,808 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [6425] [2024-11-14 02:49:05,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6428] [2024-11-14 02:49:05,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6431] [2024-11-14 02:49:05,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6434] [2024-11-14 02:49:05,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [6528] [2024-11-14 02:49:05,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6536] [2024-11-14 02:49:05,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [6543] [2024-11-14 02:49:05,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6550] [2024-11-14 02:49:05,816 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)); [6616-6617] [2024-11-14 02:49:05,817 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)); [6646] [2024-11-14 02:49:05,819 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)); [6654-6655] [2024-11-14 02:49:05,825 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)); [6730-6731] [2024-11-14 02:49:05,828 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)); [6764-6765] [2024-11-14 02:49:05,829 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)); [6805-6806] [2024-11-14 02:49:05,831 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)); [6834-6835] [2024-11-14 02:49:05,846 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)); [7315-7316] [2024-11-14 02:49:05,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7322] [2024-11-14 02:49:06,028 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10393] [2024-11-14 02:49:06,534 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_c42733aa-b9be-490d-98b8-a9c12d8537ae/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[523621,523634] [2024-11-14 02:49:06,539 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_c42733aa-b9be-490d-98b8-a9c12d8537ae/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i[523766,523779] [2024-11-14 02:49:06,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:49:06,904 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:49:06,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:49:06 WrapperNode [2024-11-14 02:49:06,905 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:49:06,906 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:49:06,906 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:49:06,907 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:49:06,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:49:06" (1/1) ... [2024-11-14 02:49:07,026 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:49:06" (1/1) ... [2024-11-14 02:49:07,494 INFO L138 Inliner]: procedures = 696, calls = 4214, calls flagged for inlining = 373, calls inlined = 347, statements flattened = 12230 [2024-11-14 02:49:07,495 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:49:07,496 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:49:07,496 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:49:07,497 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:49:07,507 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:49:06" (1/1) ... [2024-11-14 02:49:07,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:49:06" (1/1) ... [2024-11-14 02:49:07,569 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:49:06" (1/1) ... [2024-11-14 02:49:07,569 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:49:06" (1/1) ... [2024-11-14 02:49:07,855 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:49:06" (1/1) ... [2024-11-14 02:49:07,908 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:49:06" (1/1) ... [2024-11-14 02:49:07,994 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:49:06" (1/1) ... [2024-11-14 02:49:08,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:49:06" (1/1) ... [2024-11-14 02:49:08,252 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:49:08,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:49:08,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:49:08,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:49:08,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:49:06" (1/1) ... [2024-11-14 02:49:08,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:49:08,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c42733aa-b9be-490d-98b8-a9c12d8537ae/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:49:08,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c42733aa-b9be-490d-98b8-a9c12d8537ae/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:49:08,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c42733aa-b9be-490d-98b8-a9c12d8537ae/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:49:08,346 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-14 02:49:08,347 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-14 02:49:08,347 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2024-11-14 02:49:08,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2024-11-14 02:49:08,347 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_phy_core [2024-11-14 02:49:08,347 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_phy_core [2024-11-14 02:49:08,347 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2024-11-14 02:49:08,347 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2024-11-14 02:49:08,348 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_post_phy_linkchg [2024-11-14 02:49:08,348 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_post_phy_linkchg [2024-11-14 02:49:08,348 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-14 02:49:08,348 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-14 02:49:08,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-14 02:49:08,348 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-14 02:49:08,348 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2024-11-14 02:49:08,348 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2024-11-14 02:49:08,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-14 02:49:08,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-14 02:49:08,349 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_clean_rx_ring [2024-11-14 02:49:08,349 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_clean_rx_ring [2024-11-14 02:49:08,349 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-11-14 02:49:08,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-11-14 02:49:08,349 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-14 02:49:08,349 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-14 02:49:08,349 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-14 02:49:08,350 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-14 02:49:08,350 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_current_addr [2024-11-14 02:49:08,350 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_current_addr [2024-11-14 02:49:08,350 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-14 02:49:08,350 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-14 02:49:08,350 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_reset_mac [2024-11-14 02:49:08,351 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_reset_mac [2024-11-14 02:49:08,351 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_irq_disable [2024-11-14 02:49:08,351 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_irq_disable [2024-11-14 02:49:08,351 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_stop_phy_polling [2024-11-14 02:49:08,351 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_stop_phy_polling [2024-11-14 02:49:08,351 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-14 02:49:08,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-14 02:49:08,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-14 02:49:08,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-14 02:49:08,352 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-14 02:49:08,352 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-14 02:49:08,352 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-14 02:49:08,352 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-14 02:49:08,352 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-14 02:49:08,352 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-14 02:49:08,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-14 02:49:08,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-14 02:49:08,353 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-14 02:49:08,353 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-14 02:49:08,353 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-14 02:49:08,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-14 02:49:08,353 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2024-11-14 02:49:08,353 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2024-11-14 02:49:08,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 02:49:08,353 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-14 02:49:08,353 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-14 02:49:08,354 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_speed_and_duplex [2024-11-14 02:49:08,354 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_speed_and_duplex [2024-11-14 02:49:08,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_mdio_lock_of_atl1c_adapter [2024-11-14 02:49:08,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_mdio_lock_of_atl1c_adapter [2024-11-14 02:49:08,354 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2024-11-14 02:49:08,354 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2024-11-14 02:49:08,354 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_close [2024-11-14 02:49:08,354 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_close [2024-11-14 02:49:08,354 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-14 02:49:08,355 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-14 02:49:08,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_110 [2024-11-14 02:49:08,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_110 [2024-11-14 02:49:08,355 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_reg [2024-11-14 02:49:08,355 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_reg [2024-11-14 02:49:08,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-14 02:49:08,355 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_phy_init [2024-11-14 02:49:08,355 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_phy_init [2024-11-14 02:49:08,356 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_phy_dbg [2024-11-14 02:49:08,356 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_phy_dbg [2024-11-14 02:49:08,356 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_regs_len [2024-11-14 02:49:08,356 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_regs_len [2024-11-14 02:49:08,356 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-14 02:49:08,356 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-14 02:49:08,356 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-14 02:49:08,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-14 02:49:08,357 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_free_ring_resources [2024-11-14 02:49:08,357 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_free_ring_resources [2024-11-14 02:49:08,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-14 02:49:08,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-14 02:49:08,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-14 02:49:08,357 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-14 02:49:08,357 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-14 02:49:08,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 02:49:08,357 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-14 02:49:08,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-14 02:49:08,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2024-11-14 02:49:08,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2024-11-14 02:49:08,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-14 02:49:08,357 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-14 02:49:08,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-14 02:49:08,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-14 02:49:08,358 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2024-11-14 02:49:08,358 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2024-11-14 02:49:08,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-14 02:49:08,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-14 02:49:08,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-14 02:49:08,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-14 02:49:08,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-14 02:49:08,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-14 02:49:08,358 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-14 02:49:08,358 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-14 02:49:08,358 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-14 02:49:08,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-14 02:49:08,358 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_set_multi [2024-11-14 02:49:08,358 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_set_multi [2024-11-14 02:49:08,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 02:49:08,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-14 02:49:08,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-14 02:49:08,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-14 02:49:08,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-14 02:49:08,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-14 02:49:08,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-14 02:49:08,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-11-14 02:49:08,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-11-14 02:49:08,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:49:08,359 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-11-14 02:49:08,359 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-11-14 02:49:08,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-14 02:49:08,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-14 02:49:08,359 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-14 02:49:08,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-14 02:49:08,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 02:49:08,360 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_start_phy_polling [2024-11-14 02:49:08,361 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_start_phy_polling [2024-11-14 02:49:08,361 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2024-11-14 02:49:08,361 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2024-11-14 02:49:08,361 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-14 02:49:08,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-14 02:49:08,361 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2024-11-14 02:49:08,361 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2024-11-14 02:49:08,361 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-14 02:49:08,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-14 02:49:08,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-14 02:49:08,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-14 02:49:08,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-14 02:49:08,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-14 02:49:08,362 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2024-11-14 02:49:08,362 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2024-11-14 02:49:08,362 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_core [2024-11-14 02:49:08,362 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_core [2024-11-14 02:49:08,363 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_wait_until_idle [2024-11-14 02:49:08,363 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_wait_until_idle [2024-11-14 02:49:08,363 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-14 02:49:08,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-14 02:49:08,363 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2024-11-14 02:49:08,363 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2024-11-14 02:49:08,363 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-14 02:49:08,363 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-14 02:49:08,364 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_check_link_status [2024-11-14 02:49:08,364 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_check_link_status [2024-11-14 02:49:08,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-14 02:49:08,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-14 02:49:08,364 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_alloc_rx_buffer [2024-11-14 02:49:08,364 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_alloc_rx_buffer [2024-11-14 02:49:08,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_mdio_lock_of_atl1c_adapter [2024-11-14 02:49:08,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_mdio_lock_of_atl1c_adapter [2024-11-14 02:49:08,364 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_io_resume [2024-11-14 02:49:08,365 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_io_resume [2024-11-14 02:49:08,365 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_dbg [2024-11-14 02:49:08,365 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_dbg [2024-11-14 02:49:08,365 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_wait_mdio_idle [2024-11-14 02:49:08,365 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_wait_mdio_idle [2024-11-14 02:49:08,365 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-14 02:49:08,365 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-14 02:49:08,365 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-14 02:49:08,366 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-14 02:49:08,366 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-14 02:49:08,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-14 02:49:08,366 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_vlan_mode [2024-11-14 02:49:08,366 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_vlan_mode [2024-11-14 02:49:08,366 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_tx_buffer [2024-11-14 02:49:08,366 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_tx_buffer [2024-11-14 02:49:08,366 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_down [2024-11-14 02:49:08,366 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_down [2024-11-14 02:49:08,366 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_suspend [2024-11-14 02:49:08,366 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_suspend [2024-11-14 02:49:08,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:49:08,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:49:08,366 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2024-11-14 02:49:08,366 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2024-11-14 02:49:08,366 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-14 02:49:08,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-14 02:49:08,366 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-14 02:49:08,366 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-14 02:49:08,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-14 02:49:08,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 02:49:08,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-14 02:49:08,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-14 02:49:08,367 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-14 02:49:08,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-14 02:49:08,367 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-14 02:49:08,367 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-14 02:49:08,367 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_tx_timeout [2024-11-14 02:49:08,367 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_tx_timeout [2024-11-14 02:49:08,367 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2024-11-14 02:49:08,367 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2024-11-14 02:49:08,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-14 02:49:08,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-14 02:49:08,367 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_tpd [2024-11-14 02:49:08,367 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_tpd [2024-11-14 02:49:08,367 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_hw_set_mac_addr [2024-11-14 02:49:08,367 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_hw_set_mac_addr [2024-11-14 02:49:08,367 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-14 02:49:08,367 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-14 02:49:08,367 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2024-11-14 02:49:08,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2024-11-14 02:49:08,368 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2024-11-14 02:49:08,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2024-11-14 02:49:08,368 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_restart_autoneg [2024-11-14 02:49:08,368 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_restart_autoneg [2024-11-14 02:49:08,368 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_set_rxbufsize [2024-11-14 02:49:08,368 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_set_rxbufsize [2024-11-14 02:49:08,368 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-14 02:49:08,368 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-14 02:49:08,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-14 02:49:08,368 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-14 02:49:08,368 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_free_irq [2024-11-14 02:49:08,368 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_free_irq [2024-11-14 02:49:08,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2024-11-14 02:49:08,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2024-11-14 02:49:08,368 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_write_phy_ext [2024-11-14 02:49:08,368 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_write_phy_ext [2024-11-14 02:49:08,368 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2024-11-14 02:49:08,368 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2024-11-14 02:49:08,368 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-14 02:49:08,370 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-14 02:49:08,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 02:49:08,370 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2024-11-14 02:49:08,370 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2024-11-14 02:49:08,370 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_nway_reset [2024-11-14 02:49:08,370 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_nway_reset [2024-11-14 02:49:08,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_118 [2024-11-14 02:49:08,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_118 [2024-11-14 02:49:08,371 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_reset_dma_ring [2024-11-14 02:49:08,371 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_reset_dma_ring [2024-11-14 02:49:08,371 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-14 02:49:08,371 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-14 02:49:08,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 02:49:08,371 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_irq_enable [2024-11-14 02:49:08,371 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_irq_enable [2024-11-14 02:49:08,372 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2024-11-14 02:49:08,372 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2024-11-14 02:49:08,372 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_get_eeprom_len [2024-11-14 02:49:08,372 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_get_eeprom_len [2024-11-14 02:49:08,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_104 [2024-11-14 02:49:08,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_104 [2024-11-14 02:49:08,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 02:49:08,372 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-14 02:49:08,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-14 02:49:08,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2024-11-14 02:49:08,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2024-11-14 02:49:08,372 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-14 02:49:08,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-14 02:49:08,372 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_check_eeprom_exist [2024-11-14 02:49:08,372 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_check_eeprom_exist [2024-11-14 02:49:08,372 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2024-11-14 02:49:08,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2024-11-14 02:49:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-14 02:49:08,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-14 02:49:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_netpoll [2024-11-14 02:49:08,373 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_netpoll [2024-11-14 02:49:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-14 02:49:08,373 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-14 02:49:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-14 02:49:08,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-14 02:49:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-14 02:49:08,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-14 02:49:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_configure [2024-11-14 02:49:08,373 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_configure [2024-11-14 02:49:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2024-11-14 02:49:08,373 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2024-11-14 02:49:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_clean_tx_ring [2024-11-14 02:49:08,373 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_clean_tx_ring [2024-11-14 02:49:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_phy_reset [2024-11-14 02:49:08,373 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_phy_reset [2024-11-14 02:49:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_open [2024-11-14 02:49:08,373 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_open [2024-11-14 02:49:08,373 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-14 02:49:08,374 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-14 02:49:08,374 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-14 02:49:08,374 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-14 02:49:08,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_atl1c_driver_exit_16_2 [2024-11-14 02:49:08,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_atl1c_driver_exit_16_2 [2024-11-14 02:49:08,375 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2024-11-14 02:49:08,375 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2024-11-14 02:49:08,375 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2024-11-14 02:49:08,375 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2024-11-14 02:49:08,375 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_intr [2024-11-14 02:49:08,375 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_intr [2024-11-14 02:49:08,375 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-14 02:49:08,375 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-14 02:49:08,375 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_power_saving [2024-11-14 02:49:08,375 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_power_saving [2024-11-14 02:49:08,376 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_phy_setup_adv [2024-11-14 02:49:08,376 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_phy_setup_adv [2024-11-14 02:49:08,376 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2024-11-14 02:49:08,376 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2024-11-14 02:49:08,376 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-14 02:49:08,376 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-14 02:49:08,376 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_clean_buffer [2024-11-14 02:49:08,376 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_clean_buffer [2024-11-14 02:49:08,376 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_remove [2024-11-14 02:49:08,376 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_remove [2024-11-14 02:49:08,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 02:49:08,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-14 02:49:08,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-14 02:49:08,377 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-14 02:49:08,377 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-14 02:49:08,377 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-14 02:49:08,377 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-14 02:49:08,377 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_up [2024-11-14 02:49:08,377 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_up [2024-11-14 02:49:08,378 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-14 02:49:08,378 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-14 02:49:08,378 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_disable_l0s_l1 [2024-11-14 02:49:08,378 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_disable_l0s_l1 [2024-11-14 02:49:08,378 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_resume [2024-11-14 02:49:08,378 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_resume [2024-11-14 02:49:08,378 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2024-11-14 02:49:08,378 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2024-11-14 02:49:08,378 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_reset_pcie [2024-11-14 02:49:08,378 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_reset_pcie [2024-11-14 02:49:08,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-14 02:49:08,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-14 02:49:08,378 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2024-11-14 02:49:08,378 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2024-11-14 02:49:08,378 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-14 02:49:08,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-14 02:49:08,379 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_shutdown [2024-11-14 02:49:08,379 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_shutdown [2024-11-14 02:49:08,379 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_set_aspm [2024-11-14 02:49:08,379 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_set_aspm [2024-11-14 02:49:08,379 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2024-11-14 02:49:08,379 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2024-11-14 02:49:08,379 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2024-11-14 02:49:08,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2024-11-14 02:49:08,379 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-14 02:49:08,379 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-14 02:49:08,379 INFO L130 BoogieDeclarations]: Found specification of procedure atl1c_read_phy_reg [2024-11-14 02:49:08,379 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1c_read_phy_reg [2024-11-14 02:49:08,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 02:49:08,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-14 02:49:08,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-14 02:49:08,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_109 [2024-11-14 02:49:08,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_109 [2024-11-14 02:49:10,420 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:49:10,428 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:49:11,607 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-14 02:49:34,921 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-14 02:49:39,564 INFO L? ?]: Removed 4952 outVars from TransFormulas that were not future-live. [2024-11-14 02:49:39,565 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:49:49,189 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:49:49,189 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:49:49,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:49:49 BoogieIcfgContainer [2024-11-14 02:49:49,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:49:49,193 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:49:49,193 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:49:49,200 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:49:49,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:48:59" (1/3) ... [2024-11-14 02:49:49,201 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35ad1174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:49:49, skipping insertion in model container [2024-11-14 02:49:49,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:49:06" (2/3) ... [2024-11-14 02:49:49,201 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35ad1174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:49:49, skipping insertion in model container [2024-11-14 02:49:49,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:49:49" (3/3) ... [2024-11-14 02:49:49,202 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i [2024-11-14 02:49:49,224 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:49:49,231 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-atl1c-atl1c.cil.i that has 169 procedures, 3389 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-11-14 02:49:49,410 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:49:49,428 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@496b6a0a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:49:49,428 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:49:49,448 INFO L276 IsEmpty]: Start isEmpty. Operand has 3387 states, 2029 states have (on average 1.2641695416461312) internal successors, (2565), 2060 states have internal predecessors, (2565), 1190 states have call successors, (1190), 168 states have call predecessors, (1190), 167 states have return successors, (1181), 1173 states have call predecessors, (1181), 1181 states have call successors, (1181) [2024-11-14 02:49:49,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-14 02:49:49,505 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:49:49,506 INFO L215 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:49:49,507 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:49:49,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:49:49,514 INFO L85 PathProgramCache]: Analyzing trace with hash -821329473, now seen corresponding path program 1 times [2024-11-14 02:49:49,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:49:49,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744413377] [2024-11-14 02:49:49,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:49:49,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:50:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:50:04,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2024-11-14 02:50:04,397 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:50:04,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744413377] [2024-11-14 02:50:04,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744413377] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:50:04,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:50:04,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 02:50:04,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159857808] [2024-11-14 02:50:04,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:50:04,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:50:04,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:50:04,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:50:04,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:50:04,439 INFO L87 Difference]: Start difference. First operand has 3387 states, 2029 states have (on average 1.2641695416461312) internal successors, (2565), 2060 states have internal predecessors, (2565), 1190 states have call successors, (1190), 168 states have call predecessors, (1190), 167 states have return successors, (1181), 1173 states have call predecessors, (1181), 1181 states have call successors, (1181) Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-14 02:50:06,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:50:08,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:50:12,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:50:18,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:50:20,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:50:27,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:50:30,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:50:30,624 INFO L93 Difference]: Finished difference Result 9692 states and 14202 transitions. [2024-11-14 02:50:30,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:50:30,627 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 215 [2024-11-14 02:50:30,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:50:30,726 INFO L225 Difference]: With dead ends: 9692 [2024-11-14 02:50:30,726 INFO L226 Difference]: Without dead ends: 6240 [2024-11-14 02:50:30,764 INFO L431 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 [2024-11-14 02:50:30,768 INFO L432 NwaCegarLoop]: 4482 mSDtfsCounter, 4287 mSDsluCounter, 4268 mSDsCounter, 0 mSdLazyCounter, 1284 mSolverCounterSat, 19 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4287 SdHoareTripleChecker+Valid, 8750 SdHoareTripleChecker+Invalid, 1308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 1284 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.6s IncrementalHoareTripleChecker+Time [2024-11-14 02:50:30,769 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4287 Valid, 8750 Invalid, 1308 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 1284 Invalid, 5 Unknown, 0 Unchecked, 25.6s Time] [2024-11-14 02:50:30,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6240 states. [2024-11-14 02:50:31,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6240 to 6237. [2024-11-14 02:50:31,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6237 states, 3767 states have (on average 1.260950358375365) internal successors, (4750), 3821 states have internal predecessors, (4750), 2147 states have call successors, (2147), 322 states have call predecessors, (2147), 322 states have return successors, (2147), 2131 states have call predecessors, (2147), 2147 states have call successors, (2147) [2024-11-14 02:50:31,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6237 states to 6237 states and 9044 transitions. [2024-11-14 02:50:31,726 INFO L78 Accepts]: Start accepts. Automaton has 6237 states and 9044 transitions. Word has length 215 [2024-11-14 02:50:31,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:50:31,731 INFO L471 AbstractCegarLoop]: Abstraction has 6237 states and 9044 transitions. [2024-11-14 02:50:31,731 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-14 02:50:31,732 INFO L276 IsEmpty]: Start isEmpty. Operand 6237 states and 9044 transitions. [2024-11-14 02:50:31,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-14 02:50:31,748 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:50:31,748 INFO L215 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:50:31,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 02:50:31,749 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:50:31,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:50:31,750 INFO L85 PathProgramCache]: Analyzing trace with hash 129938024, now seen corresponding path program 1 times [2024-11-14 02:50:31,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:50:31,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712542308] [2024-11-14 02:50:31,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:50:31,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:50:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:50:45,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2024-11-14 02:50:45,706 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:50:45,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712542308] [2024-11-14 02:50:45,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712542308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:50:45,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:50:45,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 02:50:45,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89963538] [2024-11-14 02:50:45,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:50:45,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:50:45,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:50:45,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:50:45,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:50:45,712 INFO L87 Difference]: Start difference. First operand 6237 states and 9044 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-14 02:50:47,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:50:50,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:50:54,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:50:59,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:51:00,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:51:09,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:51:12,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:51:12,291 INFO L93 Difference]: Finished difference Result 18272 states and 26476 transitions. [2024-11-14 02:51:12,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:51:12,292 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 216 [2024-11-14 02:51:12,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:51:12,419 INFO L225 Difference]: With dead ends: 18272 [2024-11-14 02:51:12,419 INFO L226 Difference]: Without dead ends: 12070 [2024-11-14 02:51:12,464 INFO L431 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 [2024-11-14 02:51:12,465 INFO L432 NwaCegarLoop]: 5135 mSDtfsCounter, 4507 mSDsluCounter, 4174 mSDsCounter, 0 mSdLazyCounter, 1398 mSolverCounterSat, 29 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4507 SdHoareTripleChecker+Valid, 9309 SdHoareTripleChecker+Invalid, 1431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 1398 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.1s IncrementalHoareTripleChecker+Time [2024-11-14 02:51:12,466 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4507 Valid, 9309 Invalid, 1431 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [29 Valid, 1398 Invalid, 4 Unknown, 0 Unchecked, 26.1s Time] [2024-11-14 02:51:12,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12070 states. [2024-11-14 02:51:13,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12070 to 12064. [2024-11-14 02:51:13,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12064 states, 7284 states have (on average 1.2532948929159802) internal successors, (9129), 7379 states have internal predecessors, (9129), 4147 states have call successors, (4147), 632 states have call predecessors, (4147), 632 states have return successors, (4147), 4121 states have call predecessors, (4147), 4147 states have call successors, (4147) [2024-11-14 02:51:13,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12064 states to 12064 states and 17423 transitions. [2024-11-14 02:51:13,590 INFO L78 Accepts]: Start accepts. Automaton has 12064 states and 17423 transitions. Word has length 216 [2024-11-14 02:51:13,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:51:13,591 INFO L471 AbstractCegarLoop]: Abstraction has 12064 states and 17423 transitions. [2024-11-14 02:51:13,591 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-14 02:51:13,591 INFO L276 IsEmpty]: Start isEmpty. Operand 12064 states and 17423 transitions. [2024-11-14 02:51:13,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-14 02:51:13,605 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:51:13,605 INFO L215 NwaCegarLoop]: trace histogram [18, 17, 17, 17, 17, 17, 17, 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] [2024-11-14 02:51:13,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 02:51:13,606 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:51:13,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:51:13,607 INFO L85 PathProgramCache]: Analyzing trace with hash 1659438375, now seen corresponding path program 1 times [2024-11-14 02:51:13,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:51:13,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595546460] [2024-11-14 02:51:13,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:51:13,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:51:27,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:51:27,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2024-11-14 02:51:27,781 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:51:27,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595546460] [2024-11-14 02:51:27,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595546460] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:51:27,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:51:27,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 02:51:27,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377811904] [2024-11-14 02:51:27,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:51:27,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:51:27,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:51:27,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:51:27,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:51:27,785 INFO L87 Difference]: Start difference. First operand 12064 states and 17423 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-14 02:51:29,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:51:32,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:51:37,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:51:43,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:51:45,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:51:51,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:51:51,999 INFO L93 Difference]: Finished difference Result 32717 states and 47041 transitions. [2024-11-14 02:51:52,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:51:52,000 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 232 [2024-11-14 02:51:52,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:51:52,333 INFO L225 Difference]: With dead ends: 32717 [2024-11-14 02:51:52,334 INFO L226 Difference]: Without dead ends: 20688 [2024-11-14 02:51:52,393 INFO L431 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 [2024-11-14 02:51:52,393 INFO L432 NwaCegarLoop]: 4242 mSDtfsCounter, 3522 mSDsluCounter, 4171 mSDsCounter, 0 mSdLazyCounter, 1252 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3522 SdHoareTripleChecker+Valid, 8413 SdHoareTripleChecker+Invalid, 1262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1252 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.6s IncrementalHoareTripleChecker+Time [2024-11-14 02:51:52,394 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3522 Valid, 8413 Invalid, 1262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1252 Invalid, 3 Unknown, 0 Unchecked, 23.6s Time] [2024-11-14 02:51:52,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20688 states. [2024-11-14 02:51:53,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20688 to 20681. [2024-11-14 02:51:53,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20681 states, 12442 states have (on average 1.2464234045973317) internal successors, (15508), 12610 states have internal predecessors, (15508), 7067 states have call successors, (7067), 1174 states have call predecessors, (7067), 1171 states have return successors, (7069), 7012 states have call predecessors, (7069), 7067 states have call successors, (7069) [2024-11-14 02:51:54,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20681 states to 20681 states and 29644 transitions. [2024-11-14 02:51:54,042 INFO L78 Accepts]: Start accepts. Automaton has 20681 states and 29644 transitions. Word has length 232 [2024-11-14 02:51:54,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:51:54,043 INFO L471 AbstractCegarLoop]: Abstraction has 20681 states and 29644 transitions. [2024-11-14 02:51:54,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-14 02:51:54,046 INFO L276 IsEmpty]: Start isEmpty. Operand 20681 states and 29644 transitions. [2024-11-14 02:51:54,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-14 02:51:54,058 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:51:54,059 INFO L215 NwaCegarLoop]: trace histogram [19, 17, 17, 17, 17, 17, 17, 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] [2024-11-14 02:51:54,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 02:51:54,059 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:51:54,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:51:54,060 INFO L85 PathProgramCache]: Analyzing trace with hash -1606615800, now seen corresponding path program 1 times [2024-11-14 02:51:54,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:51:54,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652537535] [2024-11-14 02:51:54,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:51:54,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:52:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:52:08,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1165 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1158 trivial. 0 not checked. [2024-11-14 02:52:08,695 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:52:08,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652537535] [2024-11-14 02:52:08,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652537535] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:52:08,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:52:08,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 02:52:08,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870031041] [2024-11-14 02:52:08,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:52:08,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:52:08,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:52:08,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:52:08,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:52:08,698 INFO L87 Difference]: Start difference. First operand 20681 states and 29644 transitions. 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, (27), 2 states have call predecessors, (27), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-14 02:52:10,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:52:13,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:52:23,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:52:30,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:52:33,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:52:35,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:52:38,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:52:38,627 INFO L93 Difference]: Finished difference Result 59736 states and 85575 transitions. [2024-11-14 02:52:38,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:52:38,628 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, (27), 2 states have call predecessors, (27), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 236 [2024-11-14 02:52:38,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:52:38,926 INFO L225 Difference]: With dead ends: 59736 [2024-11-14 02:52:38,926 INFO L226 Difference]: Without dead ends: 39090 [2024-11-14 02:52:39,038 INFO L431 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 [2024-11-14 02:52:39,039 INFO L432 NwaCegarLoop]: 6050 mSDtfsCounter, 4693 mSDsluCounter, 4208 mSDsCounter, 0 mSdLazyCounter, 1470 mSolverCounterSat, 13 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4693 SdHoareTripleChecker+Valid, 10258 SdHoareTripleChecker+Invalid, 1489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 1470 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.8s IncrementalHoareTripleChecker+Time [2024-11-14 02:52:39,039 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4693 Valid, 10258 Invalid, 1489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 1470 Invalid, 6 Unknown, 0 Unchecked, 28.8s Time] [2024-11-14 02:52:39,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39090 states. [2024-11-14 02:52:42,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39090 to 39072. [2024-11-14 02:52:42,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39072 states, 23552 states have (on average 1.244819972826087) internal successors, (29318), 23888 states have internal predecessors, (29318), 13282 states have call successors, (13282), 2243 states have call predecessors, (13282), 2237 states have return successors, (13286), 13165 states have call predecessors, (13286), 13282 states have call successors, (13286) [2024-11-14 02:52:42,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39072 states to 39072 states and 55886 transitions. [2024-11-14 02:52:42,669 INFO L78 Accepts]: Start accepts. Automaton has 39072 states and 55886 transitions. Word has length 236 [2024-11-14 02:52:42,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:52:42,670 INFO L471 AbstractCegarLoop]: Abstraction has 39072 states and 55886 transitions. [2024-11-14 02:52:42,671 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, (27), 2 states have call predecessors, (27), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-14 02:52:42,671 INFO L276 IsEmpty]: Start isEmpty. Operand 39072 states and 55886 transitions. [2024-11-14 02:52:42,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-11-14 02:52:42,689 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:52:42,689 INFO L215 NwaCegarLoop]: trace histogram [20, 17, 17, 17, 17, 17, 17, 3, 3, 3, 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] [2024-11-14 02:52:42,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 02:52:42,690 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:52:42,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:52:42,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1624578318, now seen corresponding path program 1 times [2024-11-14 02:52:42,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:52:42,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708569082] [2024-11-14 02:52:42,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:52:42,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:52:56,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:52:57,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1212 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1206 trivial. 0 not checked. [2024-11-14 02:52:57,756 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:52:57,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708569082] [2024-11-14 02:52:57,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708569082] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:52:57,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:52:57,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 02:52:57,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480254009] [2024-11-14 02:52:57,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:52:57,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:52:57,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:52:57,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:52:57,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:52:57,759 INFO L87 Difference]: Start difference. First operand 39072 states and 55886 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-14 02:52:59,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:53:02,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:53:16,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:53:17,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:53:21,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:53:21,211 INFO L93 Difference]: Finished difference Result 78694 states and 112395 transitions. [2024-11-14 02:53:21,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:53:21,212 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 253 [2024-11-14 02:53:21,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:53:21,568 INFO L225 Difference]: With dead ends: 78694 [2024-11-14 02:53:21,568 INFO L226 Difference]: Without dead ends: 39657 [2024-11-14 02:53:21,776 INFO L431 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 [2024-11-14 02:53:21,777 INFO L432 NwaCegarLoop]: 4227 mSDtfsCounter, 595 mSDsluCounter, 4201 mSDsCounter, 0 mSdLazyCounter, 1221 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 595 SdHoareTripleChecker+Valid, 8428 SdHoareTripleChecker+Invalid, 1230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1221 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.2s IncrementalHoareTripleChecker+Time [2024-11-14 02:53:21,779 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [595 Valid, 8428 Invalid, 1230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1221 Invalid, 3 Unknown, 0 Unchecked, 22.2s Time] [2024-11-14 02:53:21,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39657 states. [2024-11-14 02:53:24,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39657 to 39657. [2024-11-14 02:53:24,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39657 states, 23926 states have (on average 1.2432918164340048) internal successors, (29747), 24265 states have internal predecessors, (29747), 13402 states have call successors, (13402), 2334 states have call predecessors, (13402), 2328 states have return successors, (13406), 13285 states have call predecessors, (13406), 13402 states have call successors, (13406) [2024-11-14 02:53:24,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39657 states to 39657 states and 56555 transitions. [2024-11-14 02:53:24,712 INFO L78 Accepts]: Start accepts. Automaton has 39657 states and 56555 transitions. Word has length 253 [2024-11-14 02:53:24,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:53:24,718 INFO L471 AbstractCegarLoop]: Abstraction has 39657 states and 56555 transitions. [2024-11-14 02:53:24,718 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-14 02:53:24,718 INFO L276 IsEmpty]: Start isEmpty. Operand 39657 states and 56555 transitions. [2024-11-14 02:53:24,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-14 02:53:24,731 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:53:24,732 INFO L215 NwaCegarLoop]: trace histogram [21, 17, 17, 17, 17, 17, 17, 4, 4, 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] [2024-11-14 02:53:24,732 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 02:53:24,732 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:53:24,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:53:24,733 INFO L85 PathProgramCache]: Analyzing trace with hash -2071255223, now seen corresponding path program 1 times [2024-11-14 02:53:24,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:53:24,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538625216] [2024-11-14 02:53:24,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:53:24,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:53:38,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:53:39,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1257 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1254 trivial. 0 not checked. [2024-11-14 02:53:39,808 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:53:39,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538625216] [2024-11-14 02:53:39,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538625216] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:53:39,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:53:39,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 02:53:39,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551128806] [2024-11-14 02:53:39,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:53:39,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:53:39,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:53:39,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:53:39,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:53:39,812 INFO L87 Difference]: Start difference. First operand 39657 states and 56555 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-14 02:53:41,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:53:44,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:53:54,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:54:01,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:54:05,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:54:08,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:54:08,649 INFO L93 Difference]: Finished difference Result 95833 states and 136744 transitions. [2024-11-14 02:54:08,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:54:08,650 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 264 [2024-11-14 02:54:08,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:54:09,051 INFO L225 Difference]: With dead ends: 95833 [2024-11-14 02:54:09,051 INFO L226 Difference]: Without dead ends: 56668 [2024-11-14 02:54:09,275 INFO L431 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 [2024-11-14 02:54:09,277 INFO L432 NwaCegarLoop]: 6178 mSDtfsCounter, 4198 mSDsluCounter, 4184 mSDsCounter, 0 mSdLazyCounter, 1560 mSolverCounterSat, 15 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4198 SdHoareTripleChecker+Valid, 10362 SdHoareTripleChecker+Invalid, 1579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1560 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.3s IncrementalHoareTripleChecker+Time [2024-11-14 02:54:09,278 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4198 Valid, 10362 Invalid, 1579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1560 Invalid, 4 Unknown, 0 Unchecked, 27.3s Time] [2024-11-14 02:54:09,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56668 states. [2024-11-14 02:54:12,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56668 to 56658. [2024-11-14 02:54:12,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56658 states, 34230 states have (on average 1.2426818580192813) internal successors, (42537), 34705 states have internal predecessors, (42537), 19071 states have call successors, (19071), 3364 states have call predecessors, (19071), 3356 states have return successors, (19077), 18901 states have call predecessors, (19077), 19071 states have call successors, (19077) [2024-11-14 02:54:12,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56658 states to 56658 states and 80685 transitions. [2024-11-14 02:54:12,565 INFO L78 Accepts]: Start accepts. Automaton has 56658 states and 80685 transitions. Word has length 264 [2024-11-14 02:54:12,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:54:12,566 INFO L471 AbstractCegarLoop]: Abstraction has 56658 states and 80685 transitions. [2024-11-14 02:54:12,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-14 02:54:12,566 INFO L276 IsEmpty]: Start isEmpty. Operand 56658 states and 80685 transitions. [2024-11-14 02:54:12,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2024-11-14 02:54:12,595 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:54:12,595 INFO L215 NwaCegarLoop]: trace histogram [23, 17, 17, 17, 17, 17, 17, 5, 5, 4, 4, 4, 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] [2024-11-14 02:54:12,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-14 02:54:12,596 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:54:12,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:54:12,596 INFO L85 PathProgramCache]: Analyzing trace with hash -102284438, now seen corresponding path program 1 times [2024-11-14 02:54:12,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:54:12,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117637197] [2024-11-14 02:54:12,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:54:12,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:54:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:54:28,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 1361 trivial. 0 not checked. [2024-11-14 02:54:28,271 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:54:28,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117637197] [2024-11-14 02:54:28,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117637197] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:54:28,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:54:28,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 02:54:28,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936932516] [2024-11-14 02:54:28,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:54:28,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:54:28,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:54:28,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:54:28,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:54:28,274 INFO L87 Difference]: Start difference. First operand 56658 states and 80685 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2024-11-14 02:54:30,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:54:32,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:54:36,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:54:54,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:54:56,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:54:59,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:55:03,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:55:03,937 INFO L93 Difference]: Finished difference Result 138739 states and 197688 transitions. [2024-11-14 02:55:03,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:55:03,938 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 297 [2024-11-14 02:55:03,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:55:04,537 INFO L225 Difference]: With dead ends: 138739 [2024-11-14 02:55:04,537 INFO L226 Difference]: Without dead ends: 82573 [2024-11-14 02:55:04,841 INFO L431 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 [2024-11-14 02:55:04,843 INFO L432 NwaCegarLoop]: 8332 mSDtfsCounter, 4692 mSDsluCounter, 4206 mSDsCounter, 0 mSdLazyCounter, 1822 mSolverCounterSat, 9 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4692 SdHoareTripleChecker+Valid, 12538 SdHoareTripleChecker+Invalid, 1837 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1822 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.3s IncrementalHoareTripleChecker+Time [2024-11-14 02:55:04,844 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4692 Valid, 12538 Invalid, 1837 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1822 Invalid, 6 Unknown, 0 Unchecked, 33.3s Time] [2024-11-14 02:55:04,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82573 states. [2024-11-14 02:55:10,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82573 to 82547. [2024-11-14 02:55:10,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82547 states, 49895 states have (on average 1.2424892273774928) internal successors, (61994), 50604 states have internal predecessors, (61994), 27746 states have call successors, (27746), 4917 states have call predecessors, (27746), 4905 states have return successors, (27755), 27486 states have call predecessors, (27755), 27746 states have call successors, (27755) [2024-11-14 02:55:11,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82547 states to 82547 states and 117495 transitions. [2024-11-14 02:55:11,461 INFO L78 Accepts]: Start accepts. Automaton has 82547 states and 117495 transitions. Word has length 297 [2024-11-14 02:55:11,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:55:11,462 INFO L471 AbstractCegarLoop]: Abstraction has 82547 states and 117495 transitions. [2024-11-14 02:55:11,462 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2024-11-14 02:55:11,462 INFO L276 IsEmpty]: Start isEmpty. Operand 82547 states and 117495 transitions. [2024-11-14 02:55:11,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2024-11-14 02:55:11,492 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:55:11,492 INFO L215 NwaCegarLoop]: trace histogram [23, 17, 17, 17, 17, 17, 17, 8, 8, 3, 3, 3, 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] [2024-11-14 02:55:11,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-14 02:55:11,493 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:55:11,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:55:11,494 INFO L85 PathProgramCache]: Analyzing trace with hash -390742415, now seen corresponding path program 1 times [2024-11-14 02:55:11,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:55:11,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089951278] [2024-11-14 02:55:11,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:55:11,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:55:29,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:55:30,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1432 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1432 trivial. 0 not checked. [2024-11-14 02:55:30,321 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:55:30,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089951278] [2024-11-14 02:55:30,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089951278] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:55:30,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:55:30,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 02:55:30,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382293120] [2024-11-14 02:55:30,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:55:30,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:55:30,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:55:30,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:55:30,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:55:30,325 INFO L87 Difference]: Start difference. First operand 82547 states and 117495 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-14 02:55:32,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:55:34,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:55:43,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:55:52,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:55:54,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:55:59,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:55:59,768 INFO L93 Difference]: Finished difference Result 164630 states and 234797 transitions. [2024-11-14 02:55:59,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:55:59,769 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 326 [2024-11-14 02:55:59,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:56:00,427 INFO L225 Difference]: With dead ends: 164630 [2024-11-14 02:56:00,427 INFO L226 Difference]: Without dead ends: 82575 [2024-11-14 02:56:00,768 INFO L431 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 [2024-11-14 02:56:00,769 INFO L432 NwaCegarLoop]: 4235 mSDtfsCounter, 0 mSDsluCounter, 4228 mSDsCounter, 0 mSdLazyCounter, 1206 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8463 SdHoareTripleChecker+Invalid, 1210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1206 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.8s IncrementalHoareTripleChecker+Time [2024-11-14 02:56:00,769 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8463 Invalid, 1210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1206 Invalid, 4 Unknown, 0 Unchecked, 25.8s Time] [2024-11-14 02:56:00,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82575 states. [2024-11-14 02:56:06,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82575 to 82575. [2024-11-14 02:56:06,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82575 states, 49923 states have (on average 1.242353223964906) internal successors, (62022), 50632 states have internal predecessors, (62022), 27746 states have call successors, (27746), 4917 states have call predecessors, (27746), 4905 states have return successors, (27755), 27486 states have call predecessors, (27755), 27746 states have call successors, (27755) [2024-11-14 02:56:06,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82575 states to 82575 states and 117523 transitions. [2024-11-14 02:56:06,628 INFO L78 Accepts]: Start accepts. Automaton has 82575 states and 117523 transitions. Word has length 326 [2024-11-14 02:56:06,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:56:06,630 INFO L471 AbstractCegarLoop]: Abstraction has 82575 states and 117523 transitions. [2024-11-14 02:56:06,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-14 02:56:06,630 INFO L276 IsEmpty]: Start isEmpty. Operand 82575 states and 117523 transitions. [2024-11-14 02:56:06,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2024-11-14 02:56:06,668 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:56:06,668 INFO L215 NwaCegarLoop]: trace histogram [23, 17, 17, 17, 17, 17, 17, 8, 8, 3, 3, 3, 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] [2024-11-14 02:56:06,669 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-14 02:56:06,669 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:56:06,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:56:06,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1773036021, now seen corresponding path program 1 times [2024-11-14 02:56:06,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:56:06,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993296345] [2024-11-14 02:56:06,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:56:06,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:56:25,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat