./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/bin/utaipan-verify-nQ1chXbOIh --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 a726a5193e63c1219bd87d1639e8de22edb997e98056d7c45179f71e6a8d2119 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 15:12:09,348 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 15:12:09,419 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-12-02 15:12:09,423 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 15:12:09,424 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 15:12:09,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 15:12:09,449 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 15:12:09,449 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 15:12:09,450 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 15:12:09,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 15:12:09,451 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 15:12:09,452 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 15:12:09,452 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 15:12:09,453 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 15:12:09,454 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 15:12:09,454 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 15:12:09,455 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 15:12:09,455 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 15:12:09,456 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 15:12:09,456 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 15:12:09,457 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 15:12:09,458 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 15:12:09,459 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 15:12:09,459 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 15:12:09,460 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 15:12:09,460 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 15:12:09,461 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 15:12:09,461 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 15:12:09,461 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 15:12:09,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 15:12:09,462 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 15:12:09,463 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 15:12:09,463 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 15:12:09,463 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 15:12:09,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:12:09,464 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 15:12:09,464 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 15:12:09,464 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 15:12:09,465 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 15:12:09,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 15:12:09,465 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 15:12:09,465 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 15:12:09,465 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 15:12:09,466 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 15:12:09,466 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a726a5193e63c1219bd87d1639e8de22edb997e98056d7c45179f71e6a8d2119 [2023-12-02 15:12:09,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 15:12:09,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 15:12:09,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 15:12:09,744 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 15:12:09,745 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 15:12:09,746 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2023-12-02 15:12:12,608 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 15:12:13,331 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 15:12:13,332 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2023-12-02 15:12:13,438 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/bin/utaipan-verify-nQ1chXbOIh/data/deb7174b7/de905318fd754f78960823220b09fd9c/FLAG144e7100b [2023-12-02 15:12:13,452 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/bin/utaipan-verify-nQ1chXbOIh/data/deb7174b7/de905318fd754f78960823220b09fd9c [2023-12-02 15:12:13,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 15:12:13,456 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 15:12:13,457 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 15:12:13,457 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 15:12:13,462 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 15:12:13,463 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:12:13" (1/1) ... [2023-12-02 15:12:13,464 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31827930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:12:13, skipping insertion in model container [2023-12-02 15:12:13,464 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:12:13" (1/1) ... [2023-12-02 15:12:13,776 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 15:12:20,804 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769201,769214] [2023-12-02 15:12:20,808 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769367,769380] [2023-12-02 15:12:20,809 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769531,769544] [2023-12-02 15:12:20,809 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769696,769709] [2023-12-02 15:12:20,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:12:20,919 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 15:12:21,037 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"); [7222] [2023-12-02 15:12:21,038 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)); [7229] [2023-12-02 15:12:21,039 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7236] [2023-12-02 15:12:21,041 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/d4e00c1/linux-kernel-locking-mutex/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [7305-7306] [2023-12-02 15:12:21,041 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"); [7311-7313] [2023-12-02 15:12:21,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [7381] [2023-12-02 15:12:21,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [7384] [2023-12-02 15:12:21,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [7387] [2023-12-02 15:12:21,043 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [7390] [2023-12-02 15:12:21,044 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [7503] [2023-12-02 15:12:21,051 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)); [7663-7664] [2023-12-02 15:12:21,052 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)); [7697-7698] [2023-12-02 15:12:21,053 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [7734-7735] [2023-12-02 15:12:21,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [7771-7772] [2023-12-02 15:12:21,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [13251] [2023-12-02 15:12:21,703 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769201,769214] [2023-12-02 15:12:21,703 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769367,769380] [2023-12-02 15:12:21,704 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769531,769544] [2023-12-02 15:12:21,704 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i[769696,769709] [2023-12-02 15:12:21,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:12:22,095 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 15:12:22,095 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 15:12:22,096 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 15:12:22,103 INFO L206 MainTranslator]: Completed translation [2023-12-02 15:12:22,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:12:22 WrapperNode [2023-12-02 15:12:22,104 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 15:12:22,105 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 15:12:22,105 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 15:12:22,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 15:12:22,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:12:22" (1/1) ... [2023-12-02 15:12:22,280 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:12:22" (1/1) ... [2023-12-02 15:12:22,710 INFO L138 Inliner]: procedures = 688, calls = 12302, calls flagged for inlining = 369, calls inlined = 261, statements flattened = 15810 [2023-12-02 15:12:22,711 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 15:12:22,711 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 15:12:22,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 15:12:22,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 15:12:22,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:12:22" (1/1) ... [2023-12-02 15:12:22,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:12:22" (1/1) ... [2023-12-02 15:12:22,807 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:12:22" (1/1) ... [2023-12-02 15:12:22,807 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:12:22" (1/1) ... [2023-12-02 15:12:23,153 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:12:22" (1/1) ... [2023-12-02 15:12:23,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:12:22" (1/1) ... [2023-12-02 15:12:23,271 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:12:22" (1/1) ... [2023-12-02 15:12:23,363 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:12:22" (1/1) ... [2023-12-02 15:12:23,488 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 15:12:23,489 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 15:12:23,489 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 15:12:23,489 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 15:12:23,490 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:12:22" (1/1) ... [2023-12-02 15:12:23,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:12:23,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:12:23,527 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 15:12:23,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dcc49b8-9a2d-47ad-8a6e-28244a0235c5/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 15:12:23,570 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-12-02 15:12:23,571 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-12-02 15:12:23,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-12-02 15:12:23,571 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-12-02 15:12:23,571 INFO L130 BoogieDeclarations]: Found specification of procedure read_register [2023-12-02 15:12:23,572 INFO L138 BoogieDeclarations]: Found implementation of procedure read_register [2023-12-02 15:12:23,572 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_send_data [2023-12-02 15:12:23,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_send_data [2023-12-02 15:12:23,572 INFO L130 BoogieDeclarations]: Found specification of procedure write_register_byte [2023-12-02 15:12:23,573 INFO L138 BoogieDeclarations]: Found implementation of procedure write_register_byte [2023-12-02 15:12:23,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-02 15:12:23,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-02 15:12:23,574 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-12-02 15:12:23,574 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-12-02 15:12:23,574 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2023-12-02 15:12:23,574 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2023-12-02 15:12:23,575 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_release_firmware [2023-12-02 15:12:23,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_release_firmware [2023-12-02 15:12:23,575 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_configure_security [2023-12-02 15:12:23,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_configure_security [2023-12-02 15:12:23,575 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-12-02 15:12:23,575 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-12-02 15:12:23,575 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-12-02 15:12:23,576 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-12-02 15:12:23,576 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_reset_adapter [2023-12-02 15:12:23,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_reset_adapter [2023-12-02 15:12:23,576 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_security_information [2023-12-02 15:12:23,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_security_information [2023-12-02 15:12:23,576 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-12-02 15:12:23,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-12-02 15:12:23,577 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-12-02 15:12:23,577 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-12-02 15:12:23,577 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-12-02 15:12:23,577 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-12-02 15:12:23,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-12-02 15:12:23,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-12-02 15:12:23,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-12-02 15:12:23,578 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-12-02 15:12:23,578 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-12-02 15:12:23,579 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-12-02 15:12:23,579 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-12-02 15:12:23,579 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_mandatory_bssid [2023-12-02 15:12:23,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_mandatory_bssid [2023-12-02 15:12:23,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-12-02 15:12:23,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-12-02 15:12:23,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-12-02 15:12:23,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-12-02 15:12:23,581 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-12-02 15:12:23,581 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-12-02 15:12:23,581 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_rfkill_set_hw_state [2023-12-02 15:12:23,581 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_rfkill_set_hw_state [2023-12-02 15:12:23,581 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_unregister [2023-12-02 15:12:23,581 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_unregister [2023-12-02 15:12:23,582 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_disable_adapter [2023-12-02 15:12:23,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_disable_adapter [2023-12-02 15:12:23,582 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-12-02 15:12:23,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-12-02 15:12:23,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 15:12:23,582 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_hw_send_command [2023-12-02 15:12:23,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_hw_send_command [2023-12-02 15:12:23,583 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-12-02 15:12:23,583 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-12-02 15:12:23,583 INFO L130 BoogieDeclarations]: Found specification of procedure read_nic_word [2023-12-02 15:12:23,583 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nic_word [2023-12-02 15:12:23,583 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-12-02 15:12:23,584 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-12-02 15:12:23,584 INFO L130 BoogieDeclarations]: Found specification of procedure isr_scan_complete [2023-12-02 15:12:23,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_scan_complete [2023-12-02 15:12:23,584 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_power_mode [2023-12-02 15:12:23,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_power_mode [2023-12-02 15:12:23,584 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-12-02 15:12:23,585 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-12-02 15:12:23,585 INFO L130 BoogieDeclarations]: Found specification of procedure write_nic_byte [2023-12-02 15:12:23,585 INFO L138 BoogieDeclarations]: Found implementation of procedure write_nic_byte [2023-12-02 15:12:23,585 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-12-02 15:12:23,585 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-12-02 15:12:23,585 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2023-12-02 15:12:23,586 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2023-12-02 15:12:23,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-12-02 15:12:23,586 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-12-02 15:12:23,586 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-12-02 15:12:23,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-12-02 15:12:23,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-12-02 15:12:23,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-02 15:12:23,587 INFO L130 BoogieDeclarations]: Found specification of procedure write_nic_dword [2023-12-02 15:12:23,587 INFO L138 BoogieDeclarations]: Found implementation of procedure write_nic_dword [2023-12-02 15:12:23,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-12-02 15:12:23,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-12-02 15:12:23,587 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_channel [2023-12-02 15:12:23,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_channel [2023-12-02 15:12:23,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 15:12:23,588 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-12-02 15:12:23,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-12-02 15:12:23,588 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_up [2023-12-02 15:12:23,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_up [2023-12-02 15:12:23,588 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_send_commands [2023-12-02 15:12:23,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_send_commands [2023-12-02 15:12:23,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-12-02 15:12:23,589 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-12-02 15:12:23,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-12-02 15:12:23,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-12-02 15:12:23,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-12-02 15:12:23,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-12-02 15:12:23,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-12-02 15:12:23,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-12-02 15:12:23,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ipw2100_exit_18_2 [2023-12-02 15:12:23,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ipw2100_exit_18_2 [2023-12-02 15:12:23,591 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-12-02 15:12:23,591 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-12-02 15:12:23,591 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-12-02 15:12:23,591 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-12-02 15:12:23,591 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_enable_adapter [2023-12-02 15:12:23,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_enable_adapter [2023-12-02 15:12:23,592 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-12-02 15:12:23,592 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-12-02 15:12:23,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_action_mutex_of_ipw2100_priv [2023-12-02 15:12:23,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_action_mutex_of_ipw2100_priv [2023-12-02 15:12:23,592 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_scan_options [2023-12-02 15:12:23,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_scan_options [2023-12-02 15:12:23,593 INFO L130 BoogieDeclarations]: Found specification of procedure libipw_txb_free [2023-12-02 15:12:23,593 INFO L138 BoogieDeclarations]: Found implementation of procedure libipw_txb_free [2023-12-02 15:12:23,593 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_reset_fatalerror [2023-12-02 15:12:23,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_reset_fatalerror [2023-12-02 15:12:23,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 15:12:23,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-12-02 15:12:23,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-12-02 15:12:23,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-12-02 15:12:23,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-12-02 15:12:23,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 15:12:23,594 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_tx_rates [2023-12-02 15:12:23,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_tx_rates [2023-12-02 15:12:23,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-12-02 15:12:23,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-12-02 15:12:23,595 INFO L130 BoogieDeclarations]: Found specification of procedure print_ssid [2023-12-02 15:12:23,595 INFO L138 BoogieDeclarations]: Found implementation of procedure print_ssid [2023-12-02 15:12:23,595 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-12-02 15:12:23,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-12-02 15:12:23,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 15:12:23,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2023-12-02 15:12:23,596 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2023-12-02 15:12:23,596 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-12-02 15:12:23,596 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_snapshot_free [2023-12-02 15:12:23,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_snapshot_free [2023-12-02 15:12:23,597 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-12-02 15:12:23,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-12-02 15:12:23,597 INFO L130 BoogieDeclarations]: Found specification of procedure snprint_line [2023-12-02 15:12:23,597 INFO L138 BoogieDeclarations]: Found implementation of procedure snprint_line [2023-12-02 15:12:23,597 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-12-02 15:12:23,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-12-02 15:12:23,598 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_reset [2023-12-02 15:12:23,598 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_reset [2023-12-02 15:12:23,598 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-12-02 15:12:23,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-12-02 15:12:23,598 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-12-02 15:12:23,598 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-12-02 15:12:23,599 INFO L130 BoogieDeclarations]: Found specification of procedure sw_reset_and_clock [2023-12-02 15:12:23,599 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_reset_and_clock [2023-12-02 15:12:23,599 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_enable_interrupts [2023-12-02 15:12:23,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_enable_interrupts [2023-12-02 15:12:23,599 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2023-12-02 15:12:23,599 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2023-12-02 15:12:23,600 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_resume [2023-12-02 15:12:23,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_resume [2023-12-02 15:12:23,600 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2023-12-02 15:12:23,600 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2023-12-02 15:12:23,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 15:12:23,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 15:12:23,600 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_send_event [2023-12-02 15:12:23,601 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_send_event [2023-12-02 15:12:23,601 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_pci_remove_one [2023-12-02 15:12:23,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_pci_remove_one [2023-12-02 15:12:23,601 INFO L130 BoogieDeclarations]: Found specification of procedure bd_queue_free [2023-12-02 15:12:23,601 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_queue_free [2023-12-02 15:12:23,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-12-02 15:12:23,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-12-02 15:12:23,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-12-02 15:12:23,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-02 15:12:23,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-12-02 15:12:23,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-12-02 15:12:23,602 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_alloc_skb [2023-12-02 15:12:23,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_alloc_skb [2023-12-02 15:12:23,603 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2023-12-02 15:12:23,603 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2023-12-02 15:12:23,603 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_get_ordinal [2023-12-02 15:12:23,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_get_ordinal [2023-12-02 15:12:23,603 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_hw_stop_adapter [2023-12-02 15:12:23,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_hw_stop_adapter [2023-12-02 15:12:23,604 INFO L130 BoogieDeclarations]: Found specification of procedure write_register [2023-12-02 15:12:23,604 INFO L138 BoogieDeclarations]: Found implementation of procedure write_register [2023-12-02 15:12:23,604 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_hw_set_gpio [2023-12-02 15:12:23,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_hw_set_gpio [2023-12-02 15:12:23,604 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-12-02 15:12:23,605 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-12-02 15:12:23,605 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_down [2023-12-02 15:12:23,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_down [2023-12-02 15:12:23,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_adapter_mutex_of_ipw2100_priv [2023-12-02 15:12:23,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_adapter_mutex_of_ipw2100_priv [2023-12-02 15:12:23,605 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_close [2023-12-02 15:12:23,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_close [2023-12-02 15:12:23,606 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_wait_for_card_state [2023-12-02 15:12:23,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_wait_for_card_state [2023-12-02 15:12:23,606 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_rf_kill [2023-12-02 15:12:23,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_rf_kill [2023-12-02 15:12:23,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-12-02 15:12:23,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-12-02 15:12:23,606 INFO L130 BoogieDeclarations]: Found specification of procedure read_register_byte [2023-12-02 15:12:23,607 INFO L138 BoogieDeclarations]: Found implementation of procedure read_register_byte [2023-12-02 15:12:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure status_queue_free [2023-12-02 15:12:23,607 INFO L138 BoogieDeclarations]: Found implementation of procedure status_queue_free [2023-12-02 15:12:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-12-02 15:12:23,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-12-02 15:12:23,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 15:12:23,608 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 15:12:23,608 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-12-02 15:12:23,608 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-12-02 15:12:23,608 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_rx_free [2023-12-02 15:12:23,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_rx_free [2023-12-02 15:12:23,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-12-02 15:12:23,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-12-02 15:12:23,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-12-02 15:12:23,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-12-02 15:12:23,609 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-12-02 15:12:23,609 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-12-02 15:12:23,609 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-12-02 15:12:23,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-12-02 15:12:23,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 15:12:23,610 INFO L130 BoogieDeclarations]: Found specification of procedure mod_delayed_work [2023-12-02 15:12:23,610 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_delayed_work [2023-12-02 15:12:23,610 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-12-02 15:12:23,610 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-12-02 15:12:23,610 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_shutdown [2023-12-02 15:12:23,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_shutdown [2023-12-02 15:12:23,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 15:12:23,611 INFO L130 BoogieDeclarations]: Found specification of procedure write_nic_word [2023-12-02 15:12:23,611 INFO L138 BoogieDeclarations]: Found implementation of procedure write_nic_word [2023-12-02 15:12:23,611 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_association_lost [2023-12-02 15:12:23,611 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_association_lost [2023-12-02 15:12:23,611 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_free [2023-12-02 15:12:23,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_free [2023-12-02 15:12:23,612 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_mac_address [2023-12-02 15:12:23,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_mac_address [2023-12-02 15:12:23,612 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_essid [2023-12-02 15:12:23,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_essid [2023-12-02 15:12:23,612 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-12-02 15:12:23,612 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-12-02 15:12:23,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 15:12:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-12-02 15:12:23,613 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-12-02 15:12:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_disable_interrupts [2023-12-02 15:12:23,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_disable_interrupts [2023-12-02 15:12:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-12-02 15:12:23,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-12-02 15:12:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-12-02 15:12:23,614 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-12-02 15:12:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_rts_threshold [2023-12-02 15:12:23,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_rts_threshold [2023-12-02 15:12:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure read_nic_byte [2023-12-02 15:12:23,614 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nic_byte [2023-12-02 15:12:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-12-02 15:12:23,614 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-12-02 15:12:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure free_libipw [2023-12-02 15:12:23,615 INFO L138 BoogieDeclarations]: Found implementation of procedure free_libipw [2023-12-02 15:12:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-12-02 15:12:23,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-12-02 15:12:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-12-02 15:12:23,615 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-12-02 15:12:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-12-02 15:12:23,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-12-02 15:12:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_msg_free [2023-12-02 15:12:23,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_msg_free [2023-12-02 15:12:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure printk_buf [2023-12-02 15:12:23,616 INFO L138 BoogieDeclarations]: Found implementation of procedure printk_buf [2023-12-02 15:12:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure ipw_ethtool_get_drvinfo [2023-12-02 15:12:23,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw_ethtool_get_drvinfo [2023-12-02 15:12:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2023-12-02 15:12:23,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2023-12-02 15:12:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_set_tx_power [2023-12-02 15:12:23,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_set_tx_power [2023-12-02 15:12:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-12-02 15:12:23,617 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-12-02 15:12:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2023-12-02 15:12:23,618 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2023-12-02 15:12:23,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-12-02 15:12:23,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-12-02 15:12:23,618 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-12-02 15:12:23,618 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-12-02 15:12:23,618 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2023-12-02 15:12:23,618 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2023-12-02 15:12:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_system_config [2023-12-02 15:12:23,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_system_config [2023-12-02 15:12:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_kill_works [2023-12-02 15:12:23,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_kill_works [2023-12-02 15:12:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2023-12-02 15:12:23,619 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2023-12-02 15:12:23,619 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-12-02 15:12:23,620 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-12-02 15:12:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-12-02 15:12:23,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-12-02 15:12:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 15:12:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_queues_free [2023-12-02 15:12:23,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_queues_free [2023-12-02 15:12:23,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-12-02 15:12:23,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-12-02 15:12:23,621 INFO L130 BoogieDeclarations]: Found specification of procedure rf_kill_active [2023-12-02 15:12:23,621 INFO L138 BoogieDeclarations]: Found implementation of procedure rf_kill_active [2023-12-02 15:12:23,621 INFO L130 BoogieDeclarations]: Found specification of procedure get_seconds [2023-12-02 15:12:23,621 INFO L138 BoogieDeclarations]: Found implementation of procedure get_seconds [2023-12-02 15:12:23,621 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-12-02 15:12:23,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-12-02 15:12:23,622 INFO L130 BoogieDeclarations]: Found specification of procedure bd_queue_allocate [2023-12-02 15:12:23,622 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_queue_allocate [2023-12-02 15:12:23,622 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-12-02 15:12:23,622 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-12-02 15:12:23,622 INFO L130 BoogieDeclarations]: Found specification of procedure libipw_priv [2023-12-02 15:12:23,622 INFO L138 BoogieDeclarations]: Found implementation of procedure libipw_priv [2023-12-02 15:12:23,622 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-12-02 15:12:23,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-12-02 15:12:23,623 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-12-02 15:12:23,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-12-02 15:12:23,623 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_tx_timeout [2023-12-02 15:12:23,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_tx_timeout [2023-12-02 15:12:23,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_action_mutex_of_ipw2100_priv [2023-12-02 15:12:23,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_action_mutex_of_ipw2100_priv [2023-12-02 15:12:23,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_adapter_mutex_of_ipw2100_priv [2023-12-02 15:12:23,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_adapter_mutex_of_ipw2100_priv [2023-12-02 15:12:23,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-12-02 15:12:23,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-12-02 15:12:23,624 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-12-02 15:12:23,624 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-12-02 15:12:23,624 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-12-02 15:12:23,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-12-02 15:12:23,624 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-12-02 15:12:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-12-02 15:12:23,625 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-12-02 15:12:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-12-02 15:12:23,625 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_open [2023-12-02 15:12:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_open [2023-12-02 15:12:23,625 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-12-02 15:12:23,625 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-12-02 15:12:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_queues_initialize [2023-12-02 15:12:23,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_queues_initialize [2023-12-02 15:12:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-12-02 15:12:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure pm_qos_update_request [2023-12-02 15:12:23,626 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_qos_update_request [2023-12-02 15:12:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_associated [2023-12-02 15:12:23,626 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_associated [2023-12-02 15:12:23,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 15:12:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure isr_indicate_scanning [2023-12-02 15:12:23,627 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_indicate_scanning [2023-12-02 15:12:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure read_nic_dword [2023-12-02 15:12:23,627 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nic_dword [2023-12-02 15:12:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-12-02 15:12:23,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-12-02 15:12:23,627 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-12-02 15:12:23,628 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-12-02 15:12:23,628 INFO L130 BoogieDeclarations]: Found specification of procedure bd_queue_initialize [2023-12-02 15:12:23,628 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_queue_initialize [2023-12-02 15:12:23,628 INFO L130 BoogieDeclarations]: Found specification of procedure ipw2100_start_scan [2023-12-02 15:12:23,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ipw2100_start_scan [2023-12-02 15:12:23,628 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-12-02 15:12:23,628 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-12-02 15:12:24,941 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 15:12:24,947 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 15:12:30,704 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-12-02 15:13:52,425 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-12-02 15:13:52,726 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 15:14:02,075 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 15:14:02,075 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-02 15:14:02,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:14:02 BoogieIcfgContainer [2023-12-02 15:14:02,078 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 15:14:02,081 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 15:14:02,081 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 15:14:02,084 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 15:14:02,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:12:13" (1/3) ... [2023-12-02 15:14:02,085 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@225daef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:14:02, skipping insertion in model container [2023-12-02 15:14:02,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:12:22" (2/3) ... [2023-12-02 15:14:02,086 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@225daef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:14:02, skipping insertion in model container [2023-12-02 15:14:02,086 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:14:02" (3/3) ... [2023-12-02 15:14:02,088 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-ipw2x00-ipw2100.cil.i [2023-12-02 15:14:02,110 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 15:14:02,110 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-12-02 15:14:02,258 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 15:14:02,265 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@162fcc90, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 15:14:02,266 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-12-02 15:14:02,286 INFO L276 IsEmpty]: Start isEmpty. Operand has 3554 states, 2170 states have (on average 1.2838709677419355) internal successors, (2786), 2183 states have internal predecessors, (2786), 1211 states have call successors, (1211), 171 states have call predecessors, (1211), 170 states have return successors, (1205), 1204 states have call predecessors, (1205), 1205 states have call successors, (1205) [2023-12-02 15:14:02,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 15:14:02,314 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:14:02,315 INFO L195 NwaCegarLoop]: trace histogram [17, 16, 16, 16, 16, 16, 16, 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] [2023-12-02 15:14:02,316 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 15:14:02,322 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:14:02,322 INFO L85 PathProgramCache]: Analyzing trace with hash 257070293, now seen corresponding path program 1 times [2023-12-02 15:14:02,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:14:02,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914353712] [2023-12-02 15:14:02,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:14:02,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:14:03,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:14:04,619 INFO L134 CoverageAnalysis]: Checked inductivity of 995 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 995 trivial. 0 not checked. [2023-12-02 15:14:04,620 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 15:14:04,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914353712] [2023-12-02 15:14:04,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914353712] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:14:04,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 15:14:04,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 15:14:04,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881605405] [2023-12-02 15:14:04,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:14:04,628 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 15:14:04,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 15:14:04,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 15:14:04,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 15:14:04,667 INFO L87 Difference]: Start difference. First operand has 3554 states, 2170 states have (on average 1.2838709677419355) internal successors, (2786), 2183 states have internal predecessors, (2786), 1211 states have call successors, (1211), 171 states have call predecessors, (1211), 170 states have return successors, (1205), 1204 states have call predecessors, (1205), 1205 states have call successors, (1205) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2023-12-02 15:14:09,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:11,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:13,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:17,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:20,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:24,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:26,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:28,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:30,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:32,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:35,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:37,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:42,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:44,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:48,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:50,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:53,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:56,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:14:59,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:01,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:04,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:07,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:09,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:11,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:13,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:16,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:18,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:20,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:24,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:26,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:28,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:30,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:33,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:36,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:38,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:41,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:43,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:45,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:48,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:50,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:52,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:54,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:57,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:15:59,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:01,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:03,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:05,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:08,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:10,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:12,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:13,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:16:13,200 INFO L93 Difference]: Finished difference Result 10513 states and 15559 transitions. [2023-12-02 15:16:13,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 15:16:13,203 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 185 [2023-12-02 15:16:13,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:16:13,284 INFO L225 Difference]: With dead ends: 10513 [2023-12-02 15:16:13,284 INFO L226 Difference]: Without dead ends: 6982 [2023-12-02 15:16:13,324 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 15:16:13,327 INFO L413 NwaCegarLoop]: 4502 mSDtfsCounter, 5056 mSDsluCounter, 4446 mSDsCounter, 0 mSdLazyCounter, 1394 mSolverCounterSat, 15 mSolverCounterUnsat, 48 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 117.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5056 SdHoareTripleChecker+Valid, 8948 SdHoareTripleChecker+Invalid, 1457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1394 IncrementalHoareTripleChecker+Invalid, 48 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 127.7s IncrementalHoareTripleChecker+Time [2023-12-02 15:16:13,328 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5056 Valid, 8948 Invalid, 1457 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [15 Valid, 1394 Invalid, 48 Unknown, 0 Unchecked, 127.7s Time] [2023-12-02 15:16:13,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6982 states. [2023-12-02 15:16:14,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6982 to 6978. [2023-12-02 15:16:14,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6978 states, 4278 states have (on average 1.2802711547452081) internal successors, (5477), 4303 states have internal predecessors, (5477), 2361 states have call successors, (2361), 337 states have call predecessors, (2361), 336 states have return successors, (2357), 2355 states have call predecessors, (2357), 2357 states have call successors, (2357) [2023-12-02 15:16:14,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6978 states to 6978 states and 10195 transitions. [2023-12-02 15:16:14,112 INFO L78 Accepts]: Start accepts. Automaton has 6978 states and 10195 transitions. Word has length 185 [2023-12-02 15:16:14,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:16:14,119 INFO L495 AbstractCegarLoop]: Abstraction has 6978 states and 10195 transitions. [2023-12-02 15:16:14,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2023-12-02 15:16:14,120 INFO L276 IsEmpty]: Start isEmpty. Operand 6978 states and 10195 transitions. [2023-12-02 15:16:14,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 15:16:14,131 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:16:14,131 INFO L195 NwaCegarLoop]: trace histogram [17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 15:16:14,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 15:16:14,132 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 15:16:14,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:16:14,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1114394761, now seen corresponding path program 1 times [2023-12-02 15:16:14,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:16:14,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142334058] [2023-12-02 15:16:14,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:16:14,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:16:14,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:16:15,853 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2023-12-02 15:16:15,854 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 15:16:15,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142334058] [2023-12-02 15:16:15,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142334058] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:16:15,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 15:16:15,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 15:16:15,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77585352] [2023-12-02 15:16:15,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:16:15,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 15:16:15,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 15:16:15,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 15:16:15,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 15:16:15,858 INFO L87 Difference]: Start difference. First operand 6978 states and 10195 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2023-12-02 15:16:19,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:21,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:26,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:28,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:31,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:33,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:35,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:38,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:42,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 15:16:46,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:48,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:51,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 15:16:53,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:55,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:57,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:16:59,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:03,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:05,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:08,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:10,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:12,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:15,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:18,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:20,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:22,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:24,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:27,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:29,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:32,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:34,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:37,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:40,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:42,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:44,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:47,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:49,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:51,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:54,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:56,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:17:59,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:01,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:03,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:06,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:08,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:10,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:12,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:15,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:17,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:19,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:21,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:24,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:26,398 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 [] [2023-12-02 15:18:26,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:18:26,917 INFO L93 Difference]: Finished difference Result 15477 states and 22645 transitions. [2023-12-02 15:18:26,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 15:18:26,918 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 190 [2023-12-02 15:18:26,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:18:26,980 INFO L225 Difference]: With dead ends: 15477 [2023-12-02 15:18:26,981 INFO L226 Difference]: Without dead ends: 8532 [2023-12-02 15:18:27,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 15:18:27,014 INFO L413 NwaCegarLoop]: 4698 mSDtfsCounter, 3688 mSDsluCounter, 4439 mSDsCounter, 0 mSdLazyCounter, 1447 mSolverCounterSat, 17 mSolverCounterUnsat, 50 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 119.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3688 SdHoareTripleChecker+Valid, 9137 SdHoareTripleChecker+Invalid, 1514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 1447 IncrementalHoareTripleChecker+Invalid, 50 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 130.5s IncrementalHoareTripleChecker+Time [2023-12-02 15:18:27,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3688 Valid, 9137 Invalid, 1514 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 1447 Invalid, 50 Unknown, 0 Unchecked, 130.5s Time] [2023-12-02 15:18:27,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8532 states. [2023-12-02 15:18:27,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8532 to 8514. [2023-12-02 15:18:27,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8514 states, 5309 states have (on average 1.2902618195517046) internal successors, (6850), 5332 states have internal predecessors, (6850), 2802 states have call successors, (2802), 402 states have call predecessors, (2802), 400 states have return successors, (2798), 2792 states have call predecessors, (2798), 2798 states have call successors, (2798) [2023-12-02 15:18:27,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8514 states to 8514 states and 12450 transitions. [2023-12-02 15:18:27,683 INFO L78 Accepts]: Start accepts. Automaton has 8514 states and 12450 transitions. Word has length 190 [2023-12-02 15:18:27,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:18:27,684 INFO L495 AbstractCegarLoop]: Abstraction has 8514 states and 12450 transitions. [2023-12-02 15:18:27,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2023-12-02 15:18:27,684 INFO L276 IsEmpty]: Start isEmpty. Operand 8514 states and 12450 transitions. [2023-12-02 15:18:27,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-12-02 15:18:27,688 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:18:27,688 INFO L195 NwaCegarLoop]: trace histogram [17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 15:18:27,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-02 15:18:27,688 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 15:18:27,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:18:27,688 INFO L85 PathProgramCache]: Analyzing trace with hash 130728893, now seen corresponding path program 1 times [2023-12-02 15:18:27,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:18:27,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110424646] [2023-12-02 15:18:27,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:18:27,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:18:28,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:18:28,455 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2023-12-02 15:18:28,455 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 15:18:28,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110424646] [2023-12-02 15:18:28,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110424646] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:18:28,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 15:18:28,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 15:18:28,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435770274] [2023-12-02 15:18:28,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:18:28,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 15:18:28,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 15:18:28,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 15:18:28,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 15:18:28,457 INFO L87 Difference]: Start difference. First operand 8514 states and 12450 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2023-12-02 15:18:32,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:35,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:37,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:40,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 15:18:43,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:47,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:49,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:51,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:54,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:57,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:18:59,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:02,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:04,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:06,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:08,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:11,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:13,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:15,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:18,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:20,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:24,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:28,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:31,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:33,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:35,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:38,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 15:19:42,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:44,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:46,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:48,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:51,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:53,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:57,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:19:59,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:01,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:04,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:07,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:09,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:11,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:13,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:16,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:18,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:20,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:22,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:25,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:27,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:29,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:31,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:34,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:36,426 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 [] [2023-12-02 15:20:36,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:20:36,839 INFO L93 Difference]: Finished difference Result 19164 states and 27968 transitions. [2023-12-02 15:20:36,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 15:20:36,840 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 193 [2023-12-02 15:20:36,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:20:36,919 INFO L225 Difference]: With dead ends: 19164 [2023-12-02 15:20:36,919 INFO L226 Difference]: Without dead ends: 10683 [2023-12-02 15:20:36,967 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 15:20:36,968 INFO L413 NwaCegarLoop]: 4487 mSDtfsCounter, 4932 mSDsluCounter, 4405 mSDsCounter, 0 mSdLazyCounter, 1386 mSolverCounterSat, 7 mSolverCounterUnsat, 50 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 117.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4932 SdHoareTripleChecker+Valid, 8892 SdHoareTripleChecker+Invalid, 1443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1386 IncrementalHoareTripleChecker+Invalid, 50 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 127.9s IncrementalHoareTripleChecker+Time [2023-12-02 15:20:36,969 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4932 Valid, 8892 Invalid, 1443 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1386 Invalid, 50 Unknown, 0 Unchecked, 127.9s Time] [2023-12-02 15:20:36,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10683 states. [2023-12-02 15:20:37,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10683 to 10663. [2023-12-02 15:20:37,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10663 states, 6621 states have (on average 1.2881739918441324) internal successors, (8529), 6660 states have internal predecessors, (8529), 3503 states have call successors, (3503), 541 states have call predecessors, (3503), 536 states have return successors, (3499), 3479 states have call predecessors, (3499), 3499 states have call successors, (3499) [2023-12-02 15:20:37,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10663 states to 10663 states and 15531 transitions. [2023-12-02 15:20:37,845 INFO L78 Accepts]: Start accepts. Automaton has 10663 states and 15531 transitions. Word has length 193 [2023-12-02 15:20:37,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:20:37,846 INFO L495 AbstractCegarLoop]: Abstraction has 10663 states and 15531 transitions. [2023-12-02 15:20:37,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2023-12-02 15:20:37,848 INFO L276 IsEmpty]: Start isEmpty. Operand 10663 states and 15531 transitions. [2023-12-02 15:20:37,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-12-02 15:20:37,855 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:20:37,856 INFO L195 NwaCegarLoop]: trace histogram [20, 16, 16, 16, 16, 16, 16, 5, 5, 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] [2023-12-02 15:20:37,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-02 15:20:37,856 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 15:20:37,856 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:20:37,856 INFO L85 PathProgramCache]: Analyzing trace with hash -60701864, now seen corresponding path program 1 times [2023-12-02 15:20:37,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:20:37,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958252360] [2023-12-02 15:20:37,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:20:37,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:20:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:20:40,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1136 trivial. 0 not checked. [2023-12-02 15:20:40,816 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 15:20:40,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958252360] [2023-12-02 15:20:40,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958252360] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:20:40,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 15:20:40,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 15:20:40,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820421201] [2023-12-02 15:20:40,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:20:40,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 15:20:40,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 15:20:40,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 15:20:40,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 15:20:40,819 INFO L87 Difference]: Start difference. First operand 10663 states and 15531 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-12-02 15:20:47,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:50,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:52,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:54,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:56,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:20:59,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:01,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:03,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:05,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:09,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:11,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:14,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:17,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:19,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:21,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:23,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:26,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:28,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:30,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:32,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:34,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:37,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:39,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:41,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 15:21:43,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 15:21:44,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 15:21:51,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:53,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:55,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:56,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:21:58,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:00,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:07,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:09,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:11,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:14,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:16,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:18,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:20,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:22,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:25,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:27,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:29,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:32,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:34,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:36,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:38,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:41,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:43,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:46,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:50,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:53,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:55,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:22:57,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:00,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:02,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:04,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:06,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:11,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:13,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:15,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:17,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:21,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:23,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:25,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:27,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:30,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:32,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:34,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:37,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:39,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:41,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:44,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:46,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:48,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:50,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:52,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:55,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:57,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:23:59,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:01,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:04,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:07,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:09,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:12,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:14,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:16,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:18,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:21,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:23,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:25,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:28,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:30,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:32,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:37,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:40,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:42,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:44,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:46,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:49,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:51,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:54,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:56,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:24:58,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:00,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:03,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:05,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:07,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:09,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:12,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:14,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:16,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:18,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:21,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:23,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:25,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:27,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:30,122 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 [] [2023-12-02 15:25:30,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:25:30,929 INFO L93 Difference]: Finished difference Result 14730 states and 21385 transitions. [2023-12-02 15:25:30,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 15:25:30,930 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 240 [2023-12-02 15:25:30,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:25:31,006 INFO L225 Difference]: With dead ends: 14730 [2023-12-02 15:25:31,007 INFO L226 Difference]: Without dead ends: 14728 [2023-12-02 15:25:31,014 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 15:25:31,016 INFO L413 NwaCegarLoop]: 6122 mSDtfsCounter, 4951 mSDsluCounter, 14810 mSDsCounter, 0 mSdLazyCounter, 3005 mSolverCounterSat, 2 mSolverCounterUnsat, 113 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 265.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4955 SdHoareTripleChecker+Valid, 20932 SdHoareTripleChecker+Invalid, 3120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 3005 IncrementalHoareTripleChecker+Invalid, 113 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 289.2s IncrementalHoareTripleChecker+Time [2023-12-02 15:25:31,016 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4955 Valid, 20932 Invalid, 3120 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 3005 Invalid, 113 Unknown, 0 Unchecked, 289.2s Time] [2023-12-02 15:25:31,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14728 states. [2023-12-02 15:25:31,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14728 to 14724. [2023-12-02 15:25:31,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14724 states, 9136 states have (on average 1.284916812609457) internal successors, (11739), 9178 states have internal predecessors, (11739), 4823 states have call successors, (4823), 767 states have call predecessors, (4823), 762 states have return successors, (4819), 4799 states have call predecessors, (4819), 4819 states have call successors, (4819) [2023-12-02 15:25:31,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14724 states to 14724 states and 21381 transitions. [2023-12-02 15:25:31,960 INFO L78 Accepts]: Start accepts. Automaton has 14724 states and 21381 transitions. Word has length 240 [2023-12-02 15:25:31,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:25:31,961 INFO L495 AbstractCegarLoop]: Abstraction has 14724 states and 21381 transitions. [2023-12-02 15:25:31,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-12-02 15:25:31,961 INFO L276 IsEmpty]: Start isEmpty. Operand 14724 states and 21381 transitions. [2023-12-02 15:25:31,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2023-12-02 15:25:31,968 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:25:31,968 INFO L195 NwaCegarLoop]: trace histogram [20, 16, 16, 16, 16, 16, 16, 5, 5, 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] [2023-12-02 15:25:31,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-02 15:25:31,969 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 15:25:31,969 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:25:31,969 INFO L85 PathProgramCache]: Analyzing trace with hash -429067235, now seen corresponding path program 1 times [2023-12-02 15:25:31,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:25:31,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417977365] [2023-12-02 15:25:31,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:25:31,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:25:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:25:34,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1138 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1136 trivial. 0 not checked. [2023-12-02 15:25:34,295 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 15:25:34,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417977365] [2023-12-02 15:25:34,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417977365] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:25:34,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 15:25:34,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 15:25:34,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450907940] [2023-12-02 15:25:34,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:25:34,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 15:25:34,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 15:25:34,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 15:25:34,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 15:25:34,297 INFO L87 Difference]: Start difference. First operand 14724 states and 21381 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-12-02 15:25:42,359 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 [] [2023-12-02 15:25:44,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:46,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:48,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:51,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:53,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:55,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:25:57,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:26:00,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:26:02,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 15:26:08,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 15:26:10,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 15:26:13,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 15:26:16,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers []