./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-ethernet-ti-tlan.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_c881f33a-74ad-4611-ab2a-16f20bbf9c57/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c881f33a-74ad-4611-ab2a-16f20bbf9c57/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c881f33a-74ad-4611-ab2a-16f20bbf9c57/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c881f33a-74ad-4611-ab2a-16f20bbf9c57/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c881f33a-74ad-4611-ab2a-16f20bbf9c57/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c881f33a-74ad-4611-ab2a-16f20bbf9c57/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 081f08cc322ed1b23cdaf1065b4de8fc26993bbd7d135ca6cdb72ec1a93f1d7a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:17:47,943 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:17:48,034 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c881f33a-74ad-4611-ab2a-16f20bbf9c57/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:17:48,040 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:17:48,041 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:17:48,072 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:17:48,072 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:17:48,075 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:17:48,076 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:17:48,081 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:17:48,082 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:17:48,082 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:17:48,083 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:17:48,083 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:17:48,083 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:17:48,084 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:17:48,086 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:17:48,086 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:17:48,087 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:17:48,087 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:17:48,088 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:17:48,088 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:17:48,089 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:17:48,089 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:17:48,090 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:17:48,090 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:17:48,091 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:17:48,091 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:17:48,091 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:17:48,092 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:17:48,092 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:17:48,093 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:17:48,093 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:17:48,093 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:17:48,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:17:48,094 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:17:48,094 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:17:48,094 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:17:48,095 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:17:48,095 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:17:48,095 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:17:48,095 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:17:48,096 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:17:48,096 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:17:48,096 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_c881f33a-74ad-4611-ab2a-16f20bbf9c57/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c881f33a-74ad-4611-ab2a-16f20bbf9c57/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 081f08cc322ed1b23cdaf1065b4de8fc26993bbd7d135ca6cdb72ec1a93f1d7a [2023-11-24 23:17:48,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:17:48,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:17:48,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:17:48,359 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:17:48,360 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:17:48,361 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c881f33a-74ad-4611-ab2a-16f20bbf9c57/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i [2023-11-24 23:17:51,639 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:17:52,253 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:17:52,254 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c881f33a-74ad-4611-ab2a-16f20bbf9c57/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i [2023-11-24 23:17:52,310 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c881f33a-74ad-4611-ab2a-16f20bbf9c57/bin/utaipan-verify-SwPr7d2a91/data/3c2a0d162/06370cfbd9c44c1bb691ce9842571a05/FLAG86bb77ae0 [2023-11-24 23:17:52,328 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c881f33a-74ad-4611-ab2a-16f20bbf9c57/bin/utaipan-verify-SwPr7d2a91/data/3c2a0d162/06370cfbd9c44c1bb691ce9842571a05 [2023-11-24 23:17:52,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:17:52,338 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:17:52,343 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:17:52,343 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:17:52,349 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:17:52,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:17:52" (1/1) ... [2023-11-24 23:17:52,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13589351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:52, skipping insertion in model container [2023-11-24 23:17:52,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:17:52" (1/1) ... [2023-11-24 23:17:52,579 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:17:55,396 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_c881f33a-74ad-4611-ab2a-16f20bbf9c57/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[317420,317433] [2023-11-24 23:17:55,400 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_c881f33a-74ad-4611-ab2a-16f20bbf9c57/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[317586,317599] [2023-11-24 23:17:55,401 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_c881f33a-74ad-4611-ab2a-16f20bbf9c57/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[317750,317763] [2023-11-24 23:17:55,401 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_c881f33a-74ad-4611-ab2a-16f20bbf9c57/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[317915,317928] [2023-11-24 23:17:55,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:17:55,505 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:17:55,701 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"); [5333] [2023-11-24 23:17:55,704 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)); [5340] [2023-11-24 23:17:55,704 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5347] [2023-11-24 23:17:55,707 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/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)); [5401-5402] [2023-11-24 23:17:55,708 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"); [5407-5409] [2023-11-24 23:17:55,710 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5446] [2023-11-24 23:17:55,710 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5449] [2023-11-24 23:17:55,710 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5452] [2023-11-24 23:17:55,711 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5455] [2023-11-24 23:17:55,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5544] [2023-11-24 23:17:55,715 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5552] [2023-11-24 23:17:55,716 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5582] [2023-11-24 23:17:55,717 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5590] [2023-11-24 23:17:55,717 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5597] [2023-11-24 23:17:55,718 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5605] [2023-11-24 23:17:55,736 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)); [5673-5674] [2023-11-24 23:17:55,741 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)); [5707-5708] [2023-11-24 23:17:56,053 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_c881f33a-74ad-4611-ab2a-16f20bbf9c57/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[317420,317433] [2023-11-24 23:17:56,054 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_c881f33a-74ad-4611-ab2a-16f20bbf9c57/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[317586,317599] [2023-11-24 23:17:56,055 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_c881f33a-74ad-4611-ab2a-16f20bbf9c57/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[317750,317763] [2023-11-24 23:17:56,056 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_c881f33a-74ad-4611-ab2a-16f20bbf9c57/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i[317915,317928] [2023-11-24 23:17:56,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:17:56,285 WARN L675 CHandler]: The function __request_region is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:17:56,286 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:17:56,293 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:17:56,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:56 WrapperNode [2023-11-24 23:17:56,295 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:17:56,296 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:17:56,296 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:17:56,296 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:17:56,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:56" (1/1) ... [2023-11-24 23:17:56,439 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:56" (1/1) ... [2023-11-24 23:17:56,700 INFO L138 Inliner]: procedures = 355, calls = 2185, calls flagged for inlining = 196, calls inlined = 186, statements flattened = 6328 [2023-11-24 23:17:56,701 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:17:56,702 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:17:56,702 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:17:56,702 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:17:56,711 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:56" (1/1) ... [2023-11-24 23:17:56,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:56" (1/1) ... [2023-11-24 23:17:56,760 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:56" (1/1) ... [2023-11-24 23:17:56,761 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:56" (1/1) ... [2023-11-24 23:17:57,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:56" (1/1) ... [2023-11-24 23:17:57,093 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:56" (1/1) ... [2023-11-24 23:17:57,125 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:56" (1/1) ... [2023-11-24 23:17:57,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:56" (1/1) ... [2023-11-24 23:17:57,220 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:17:57,221 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:17:57,222 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:17:57,222 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:17:57,223 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:56" (1/1) ... [2023-11-24 23:17:57,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:17:57,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c881f33a-74ad-4611-ab2a-16f20bbf9c57/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:17:57,260 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c881f33a-74ad-4611-ab2a-16f20bbf9c57/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:17:57,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c881f33a-74ad-4611-ab2a-16f20bbf9c57/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:17:57,310 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2023-11-24 23:17:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2023-11-24 23:17:57,310 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-24 23:17:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-24 23:17:57,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:17:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:17:57,311 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-24 23:17:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-24 23:17:57,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:17:57,313 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:17:57,313 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_exit [2023-11-24 23:17:57,313 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_exit [2023-11-24 23:17:57,313 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-24 23:17:57,314 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-24 23:17:57,315 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2023-11-24 23:17:57,315 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2023-11-24 23:17:57,315 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-24 23:17:57,315 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-24 23:17:57,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:17:57,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:17:57,316 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-24 23:17:57,316 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-24 23:17:57,316 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2023-11-24 23:17:57,316 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2023-11-24 23:17:57,316 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2023-11-24 23:17:57,316 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2023-11-24 23:17:57,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-24 23:17:57,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-24 23:17:57,317 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2023-11-24 23:17:57,317 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2023-11-24 23:17:57,317 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-24 23:17:57,317 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-24 23:17:57,317 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:17:57,318 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:17:57,318 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2023-11-24 23:17:57,318 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2023-11-24 23:17:57,319 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:17:57,319 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:17:57,320 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-24 23:17:57,320 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-24 23:17:57,320 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-24 23:17:57,321 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-24 23:17:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2023-11-24 23:17:57,321 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2023-11-24 23:17:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:17:57,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_26 [2023-11-24 23:17:57,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_26 [2023-11-24 23:17:57,322 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2023-11-24 23:17:57,322 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2023-11-24 23:17:57,322 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-24 23:17:57,322 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-24 23:17:57,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:17:57,323 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-24 23:17:57,323 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-24 23:17:57,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:17:57,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:17:57,323 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-24 23:17:57,324 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-24 23:17:57,324 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:17:57,324 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:17:57,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:17:57,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:17:57,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-24 23:17:57,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-24 23:17:57,326 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_eisa_cleanup [2023-11-24 23:17:57,326 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_eisa_cleanup [2023-11-24 23:17:57,326 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-24 23:17:57,326 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-24 23:17:57,326 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-24 23:17:57,327 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-24 23:17:57,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:17:57,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:17:57,327 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:17:57,327 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:17:57,327 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2023-11-24 23:17:57,327 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2023-11-24 23:17:57,328 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-24 23:17:57,328 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-24 23:17:57,328 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2023-11-24 23:17:57,328 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2023-11-24 23:17:57,328 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-24 23:17:57,328 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-24 23:17:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:17:57,329 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:17:57,329 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-24 23:17:57,329 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-24 23:17:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:17:57,330 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:17:57,330 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-24 23:17:57,331 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-24 23:17:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:17:57,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:17:57,331 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-24 23:17:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-24 23:17:57,332 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2023-11-24 23:17:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2023-11-24 23:17:57,332 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2023-11-24 23:17:57,333 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2023-11-24 23:17:57,333 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2023-11-24 23:17:57,333 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2023-11-24 23:17:57,333 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:17:57,333 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:17:57,333 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2023-11-24 23:17:57,334 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2023-11-24 23:17:57,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-24 23:17:57,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-24 23:17:57,334 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2023-11-24 23:17:57,334 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2023-11-24 23:17:57,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-11-24 23:17:57,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-11-24 23:17:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2023-11-24 23:17:57,335 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2023-11-24 23:17:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:17:57,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:17:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:17:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-24 23:17:57,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-24 23:17:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:17:57,337 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:17:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:17:57,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:17:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-24 23:17:57,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-24 23:17:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:17:57,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:17:57,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:17:57,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:17:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2023-11-24 23:17:57,345 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2023-11-24 23:17:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2023-11-24 23:17:57,346 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2023-11-24 23:17:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2023-11-24 23:17:57,351 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2023-11-24 23:17:57,351 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-24 23:17:57,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-24 23:17:57,351 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2023-11-24 23:17:57,351 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2023-11-24 23:17:57,351 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2023-11-24 23:17:57,351 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2023-11-24 23:17:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-24 23:17:57,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-24 23:17:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:17:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:17:57,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:17:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2023-11-24 23:17:57,352 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2023-11-24 23:17:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2023-11-24 23:17:57,352 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2023-11-24 23:17:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2023-11-24 23:17:57,353 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2023-11-24 23:17:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:17:57,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:17:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2023-11-24 23:17:57,353 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2023-11-24 23:17:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2023-11-24 23:17:57,353 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2023-11-24 23:17:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:17:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-11-24 23:17:57,354 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-11-24 23:17:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2023-11-24 23:17:57,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2023-11-24 23:17:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:17:57,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:17:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2023-11-24 23:17:57,354 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2023-11-24 23:17:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-24 23:17:57,354 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-24 23:17:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:17:57,355 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2023-11-24 23:17:57,355 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2023-11-24 23:17:57,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:17:57,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:17:57,355 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:17:57,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:17:57,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:17:57,355 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:17:57,355 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:17:57,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:17:57,355 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2023-11-24 23:17:57,355 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2023-11-24 23:17:57,355 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2023-11-24 23:17:57,356 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2023-11-24 23:17:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2023-11-24 23:17:57,356 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2023-11-24 23:17:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:17:57,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:17:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2023-11-24 23:17:57,359 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2023-11-24 23:17:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-24 23:17:57,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-24 23:17:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:17:57,360 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:17:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2023-11-24 23:17:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2023-11-24 23:17:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:17:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:17:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-24 23:17:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-24 23:17:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-24 23:17:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-24 23:17:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-24 23:17:57,366 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-24 23:17:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2023-11-24 23:17:57,366 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2023-11-24 23:17:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:17:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-24 23:17:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2023-11-24 23:17:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2023-11-24 23:17:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-24 23:17:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-24 23:17:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:17:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:17:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-24 23:17:57,368 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-24 23:17:57,368 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_detect [2023-11-24 23:17:57,368 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_detect [2023-11-24 23:17:57,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:17:57,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:17:57,368 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-24 23:17:57,368 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-24 23:17:58,257 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:17:58,265 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:17:59,485 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:18:03,513 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2023-11-24 23:18:03,514 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6985: assume -2147483648 <= tlan_eisa_probe_#t~ret390#1 && tlan_eisa_probe_#t~ret390#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret390#1;havoc tlan_eisa_probe_#t~ret390#1; [2023-11-24 23:18:03,514 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6991-1: assume -2147483648 <= tlan_eisa_probe_#t~ret392#1 && tlan_eisa_probe_#t~ret392#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet391#1.base, tlan_eisa_probe_#t~nondet391#1.offset;havoc tlan_eisa_probe_#t~ret392#1; [2023-11-24 23:18:03,514 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6991: SUMMARY for call tlan_eisa_probe_#t~ret392#1 := printk(tlan_eisa_probe_#t~nondet391#1.base, tlan_eisa_probe_#t~nondet391#1.offset); srcloc: null [2023-11-24 23:18:03,514 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6997-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2023-11-24 23:18:03,514 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6999-1: assume -2147483648 <= tlan_eisa_probe_#t~ret394#1 && tlan_eisa_probe_#t~ret394#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet393#1.base, tlan_eisa_probe_#t~nondet393#1.offset;havoc tlan_eisa_probe_#t~ret394#1; [2023-11-24 23:18:03,515 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6999: SUMMARY for call tlan_eisa_probe_#t~ret394#1 := printk(tlan_eisa_probe_#t~nondet393#1.base, tlan_eisa_probe_#t~nondet393#1.offset); srcloc: null [2023-11-24 23:18:03,515 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7006: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2023-11-24 23:18:03,515 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7006: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2023-11-24 23:18:03,515 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6882-3: assume 0 != tlan_eisa_probe_#t~nondet372#1;havoc tlan_eisa_probe_#t~nondet372#1; [2023-11-24 23:18:03,515 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6882-3: assume !(0 != tlan_eisa_probe_#t~nondet372#1);havoc tlan_eisa_probe_#t~nondet372#1; [2023-11-24 23:18:03,515 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6882-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet372#1 := ~debug~0; [2023-11-24 23:18:03,516 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6882-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet372#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet372#1 <= 16;assume tlan_eisa_probe_#t~nondet372#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet372#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet372#1 >= -2147483648; [2023-11-24 23:18:03,516 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6882-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet376#1 := 0; [2023-11-24 23:18:03,516 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6882-5: assume !(0 == ~debug~0); [2023-11-24 23:18:03,516 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret373#1;havoc tlan_eisa_probe_#t~ret373#1;tlan_eisa_probe_#t~nondet374#1.base, tlan_eisa_probe_#t~nondet374#1.offset := 43, 0; [2023-11-24 23:18:03,516 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884: SUMMARY for call tlan_eisa_probe_#t~ret373#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:18:03,516 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6885-1: assume -2147483648 <= tlan_eisa_probe_#t~ret375#1 && tlan_eisa_probe_#t~ret375#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet374#1.base, tlan_eisa_probe_#t~nondet374#1.offset;havoc tlan_eisa_probe_#t~ret375#1; [2023-11-24 23:18:03,517 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6885: SUMMARY for call tlan_eisa_probe_#t~ret375#1 := printk(tlan_eisa_probe_#t~nondet374#1.base, tlan_eisa_probe_#t~nondet374#1.offset); srcloc: null [2023-11-24 23:18:03,517 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6889-3: assume 0 != tlan_eisa_probe_#t~nondet376#1;havoc tlan_eisa_probe_#t~nondet376#1; [2023-11-24 23:18:03,517 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6889-3: assume !(0 != tlan_eisa_probe_#t~nondet376#1);havoc tlan_eisa_probe_#t~nondet376#1; [2023-11-24 23:18:03,517 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6889-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet376#1 := ~debug~0; [2023-11-24 23:18:03,517 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6889-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet376#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet376#1 <= 16;assume tlan_eisa_probe_#t~nondet376#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet376#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet376#1 >= -2147483648; [2023-11-24 23:18:03,517 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6889-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet380#1 := 0; [2023-11-24 23:18:03,517 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6889-5: assume !(0 == ~debug~0); [2023-11-24 23:18:03,518 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret377#1;havoc tlan_eisa_probe_#t~ret377#1;tlan_eisa_probe_#t~nondet378#1.base, tlan_eisa_probe_#t~nondet378#1.offset := 44, 0; [2023-11-24 23:18:03,519 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891: SUMMARY for call tlan_eisa_probe_#t~ret377#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:18:03,522 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6892-1: assume -2147483648 <= tlan_eisa_probe_#t~ret379#1 && tlan_eisa_probe_#t~ret379#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet378#1.base, tlan_eisa_probe_#t~nondet378#1.offset;havoc tlan_eisa_probe_#t~ret379#1; [2023-11-24 23:18:03,523 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6892: SUMMARY for call tlan_eisa_probe_#t~ret379#1 := printk(tlan_eisa_probe_#t~nondet378#1.base, tlan_eisa_probe_#t~nondet378#1.offset); srcloc: null [2023-11-24 23:18:03,523 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6896-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet380#1 := ~debug~0; [2023-11-24 23:18:03,523 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6896-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet380#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet380#1 <= 16;assume tlan_eisa_probe_#t~nondet380#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet380#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet380#1 >= -2147483648; [2023-11-24 23:18:03,523 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6896-5: call tlan_eisa_probe_#t~ret383#1.base, tlan_eisa_probe_#t~ret383#1.offset := __request_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16, ~#tlan_signature~0.base, ~#tlan_signature~0.offset, 0);tlan_eisa_probe_~tmp___1~5#1.base, tlan_eisa_probe_~tmp___1~5#1.offset := tlan_eisa_probe_#t~ret383#1.base, tlan_eisa_probe_#t~ret383#1.offset;havoc tlan_eisa_probe_#t~ret383#1.base, tlan_eisa_probe_#t~ret383#1.offset; [2023-11-24 23:18:03,529 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6896-3: assume 0 != tlan_eisa_probe_#t~nondet380#1;havoc tlan_eisa_probe_#t~nondet380#1;tlan_eisa_probe_#t~nondet381#1.base, tlan_eisa_probe_#t~nondet381#1.offset := 45, 0; [2023-11-24 23:18:03,529 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6896-3: assume !(0 != tlan_eisa_probe_#t~nondet380#1);havoc tlan_eisa_probe_#t~nondet380#1; [2023-11-24 23:18:03,529 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898: SUMMARY for call tlan_eisa_probe_#t~ret382#1 := printk(tlan_eisa_probe_#t~nondet381#1.base, tlan_eisa_probe_#t~nondet381#1.offset); srcloc: null [2023-11-24 23:18:03,529 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: assume -2147483648 <= tlan_eisa_probe_#t~ret382#1 && tlan_eisa_probe_#t~ret382#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet381#1.base, tlan_eisa_probe_#t~nondet381#1.offset;havoc tlan_eisa_probe_#t~ret382#1; [2023-11-24 23:18:03,529 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:18:03,531 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6906: assume 0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616; [2023-11-24 23:18:03,531 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6906: assume !(0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616); [2023-11-24 23:18:03,531 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6911-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret384#1;havoc tlan_eisa_probe_#t~ret384#1; [2023-11-24 23:18:03,531 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6911: SUMMARY for call tlan_eisa_probe_#t~ret384#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:18:03,531 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6913: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2023-11-24 23:18:03,532 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6913: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2023-11-24 23:18:03,532 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6915: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-24 23:18:03,532 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret385#1;havoc tlan_eisa_probe_#t~ret385#1; [2023-11-24 23:18:03,532 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6921: SUMMARY for call tlan_eisa_probe_#t~ret385#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:18:03,532 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923: assume 8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296; [2023-11-24 23:18:03,532 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923: assume !(8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296); [2023-11-24 23:18:03,532 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6925: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-24 23:18:03,533 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931-1: tlan_eisa_probe_~tmp___3~2#1 := tlan_eisa_probe_#t~ret386#1;havoc tlan_eisa_probe_#t~ret386#1; [2023-11-24 23:18:03,533 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931: SUMMARY for call tlan_eisa_probe_#t~ret386#1 := inb((if (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:18:03,533 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2023-11-24 23:18:03,533 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6933: assume 1 != tlan_eisa_probe_~tmp___3~2#1 % 256 % 4294967296; [2023-11-24 23:18:03,533 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6933: assume !(1 != tlan_eisa_probe_~tmp___3~2#1 % 256 % 4294967296); [2023-11-24 23:18:03,533 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-24 23:18:03,533 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6940-2: SUMMARY for call tlan_eisa_probe_#t~ret389#1 := inb((if (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:18:03,534 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6940: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet387#1.base, tlan_eisa_probe_#t~nondet387#1.offset := 46, 0; [2023-11-24 23:18:03,534 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6940: assume !(16 == ~debug~0); [2023-11-24 23:18:03,534 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6942: SUMMARY for call tlan_eisa_probe_#t~ret388#1 := printk(tlan_eisa_probe_#t~nondet387#1.base, tlan_eisa_probe_#t~nondet387#1.offset); srcloc: null [2023-11-24 23:18:03,534 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6942-1: assume -2147483648 <= tlan_eisa_probe_#t~ret388#1 && tlan_eisa_probe_#t~ret388#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet387#1.base, tlan_eisa_probe_#t~nondet387#1.offset;havoc tlan_eisa_probe_#t~ret388#1; [2023-11-24 23:18:03,534 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_ldv_43231#1: SUMMARY for call tlan_eisa_probe_#t~ret390#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2023-11-24 23:18:03,534 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6947: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret389#1;havoc tlan_eisa_probe_#t~ret389#1; [2023-11-24 23:18:03,534 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6950: assume 16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-24 23:18:03,535 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6950: assume !(16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-24 23:18:03,535 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6954: assume 32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-24 23:18:03,535 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6954: assume !(32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-24 23:18:03,535 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2023-11-24 23:18:03,535 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6958: assume 64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-24 23:18:03,535 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6958: assume !(64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-24 23:18:03,535 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume !(16 == ~debug~0); [2023-11-24 23:18:03,536 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet393#1.base, tlan_eisa_probe_#t~nondet393#1.offset := 48, 0; [2023-11-24 23:18:03,536 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##95: assume !(16 == ~debug~0); [2023-11-24 23:18:03,536 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##95: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet391#1.base, tlan_eisa_probe_#t~nondet391#1.offset := 47, 0; [2023-11-24 23:18:03,536 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6962: assume 128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-24 23:18:03,536 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6962: assume !(128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-24 23:18:03,536 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume !(0 == ~debug~0); [2023-11-24 23:18:03,536 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet372#1 := 0; [2023-11-24 23:18:03,537 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2023-11-24 23:18:03,765 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:18:07,851 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:18:07,852 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:18:07,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:18:07 BoogieIcfgContainer [2023-11-24 23:18:07,855 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:18:07,857 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:18:07,857 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:18:07,861 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:18:07,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:17:52" (1/3) ... [2023-11-24 23:18:07,862 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58955da7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:18:07, skipping insertion in model container [2023-11-24 23:18:07,862 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:56" (2/3) ... [2023-11-24 23:18:07,862 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58955da7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:18:07, skipping insertion in model container [2023-11-24 23:18:07,863 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:18:07" (3/3) ... [2023-11-24 23:18:07,864 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-ti-tlan.cil.i [2023-11-24 23:18:07,884 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:18:07,884 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:18:07,978 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:18:07,991 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;@2106adf9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:18:07,991 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:18:08,006 INFO L276 IsEmpty]: Start isEmpty. Operand has 1852 states, 1075 states have (on average 1.2455813953488373) internal successors, (1339), 1110 states have internal predecessors, (1339), 674 states have call successors, (674), 103 states have call predecessors, (674), 102 states have return successors, (669), 658 states have call predecessors, (669), 669 states have call successors, (669) [2023-11-24 23:18:08,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:18:08,025 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:18:08,027 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:18:08,027 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_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:18:08,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:18:08,035 INFO L85 PathProgramCache]: Analyzing trace with hash -1969162053, now seen corresponding path program 1 times [2023-11-24 23:18:08,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:18:08,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702545725] [2023-11-24 23:18:08,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:18:08,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:18:08,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:18:08,987 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-24 23:18:08,988 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:18:08,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702545725] [2023-11-24 23:18:08,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702545725] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:18:08,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:18:08,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:18:08,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896701273] [2023-11-24 23:18:08,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:18:09,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:18:09,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:18:09,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:18:09,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:18:09,057 INFO L87 Difference]: Start difference. First operand has 1852 states, 1075 states have (on average 1.2455813953488373) internal successors, (1339), 1110 states have internal predecessors, (1339), 674 states have call successors, (674), 103 states have call predecessors, (674), 102 states have return successors, (669), 658 states have call predecessors, (669), 669 states have call successors, (669) Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-24 23:18:12,077 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 [] [2023-11-24 23:18:14,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:18:16,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:18:18,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:18:18,288 INFO L93 Difference]: Finished difference Result 5455 states and 7909 transitions. [2023-11-24 23:18:18,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:18:18,291 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 77 [2023-11-24 23:18:18,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:18:18,358 INFO L225 Difference]: With dead ends: 5455 [2023-11-24 23:18:18,359 INFO L226 Difference]: Without dead ends: 3606 [2023-11-24 23:18:18,388 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 [2023-11-24 23:18:18,392 INFO L413 NwaCegarLoop]: 2328 mSDtfsCounter, 2621 mSDsluCounter, 2255 mSDsCounter, 0 mSdLazyCounter, 728 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2621 SdHoareTripleChecker+Valid, 4583 SdHoareTripleChecker+Invalid, 733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 728 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2023-11-24 23:18:18,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2621 Valid, 4583 Invalid, 733 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 728 Invalid, 2 Unknown, 0 Unchecked, 8.7s Time] [2023-11-24 23:18:18,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3606 states. [2023-11-24 23:18:18,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3606 to 3606. [2023-11-24 23:18:18,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3606 states, 2096 states have (on average 1.2423664122137406) internal successors, (2604), 2166 states have internal predecessors, (2604), 1308 states have call successors, (1308), 202 states have call predecessors, (1308), 201 states have return successors, (1305), 1283 states have call predecessors, (1305), 1305 states have call successors, (1305) [2023-11-24 23:18:18,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 3606 states and 5217 transitions. [2023-11-24 23:18:18,935 INFO L78 Accepts]: Start accepts. Automaton has 3606 states and 5217 transitions. Word has length 77 [2023-11-24 23:18:18,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:18:18,938 INFO L495 AbstractCegarLoop]: Abstraction has 3606 states and 5217 transitions. [2023-11-24 23:18:18,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-24 23:18:18,939 INFO L276 IsEmpty]: Start isEmpty. Operand 3606 states and 5217 transitions. [2023-11-24 23:18:18,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-24 23:18:18,964 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:18:18,964 INFO L195 NwaCegarLoop]: trace histogram [10, 6, 6, 6, 6, 6, 6, 4, 4, 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] [2023-11-24 23:18:18,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:18:18,968 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:18:18,968 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:18:18,968 INFO L85 PathProgramCache]: Analyzing trace with hash 836743614, now seen corresponding path program 1 times [2023-11-24 23:18:18,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:18:18,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888318397] [2023-11-24 23:18:18,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:18:18,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:18:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:18:20,131 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2023-11-24 23:18:20,131 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:18:20,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888318397] [2023-11-24 23:18:20,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888318397] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:18:20,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:18:20,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:18:20,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527209071] [2023-11-24 23:18:20,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:18:20,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:18:20,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:18:20,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:18:20,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:18:20,136 INFO L87 Difference]: Start difference. First operand 3606 states and 5217 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-24 23:18:24,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:18:26,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:18:28,067 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 [] [2023-11-24 23:18:31,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:18:31,419 INFO L93 Difference]: Finished difference Result 3612 states and 5222 transitions. [2023-11-24 23:18:31,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 23:18:31,420 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 128 [2023-11-24 23:18:31,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:18:31,474 INFO L225 Difference]: With dead ends: 3612 [2023-11-24 23:18:31,474 INFO L226 Difference]: Without dead ends: 3610 [2023-11-24 23:18:31,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:18:31,480 INFO L413 NwaCegarLoop]: 2295 mSDtfsCounter, 2625 mSDsluCounter, 4585 mSDsCounter, 0 mSdLazyCounter, 1100 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2627 SdHoareTripleChecker+Valid, 6880 SdHoareTripleChecker+Invalid, 1104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1100 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2023-11-24 23:18:31,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2627 Valid, 6880 Invalid, 1104 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1 Valid, 1100 Invalid, 3 Unknown, 0 Unchecked, 10.8s Time] [2023-11-24 23:18:31,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3610 states. [2023-11-24 23:18:31,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3610 to 3610. [2023-11-24 23:18:31,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3610 states, 2099 states have (on average 1.242020009528347) internal successors, (2607), 2169 states have internal predecessors, (2607), 1308 states have call successors, (1308), 203 states have call predecessors, (1308), 202 states have return successors, (1305), 1283 states have call predecessors, (1305), 1305 states have call successors, (1305) [2023-11-24 23:18:31,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3610 states to 3610 states and 5220 transitions. [2023-11-24 23:18:31,875 INFO L78 Accepts]: Start accepts. Automaton has 3610 states and 5220 transitions. Word has length 128 [2023-11-24 23:18:31,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:18:31,876 INFO L495 AbstractCegarLoop]: Abstraction has 3610 states and 5220 transitions. [2023-11-24 23:18:31,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-24 23:18:31,877 INFO L276 IsEmpty]: Start isEmpty. Operand 3610 states and 5220 transitions. [2023-11-24 23:18:31,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-24 23:18:31,888 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:18:31,888 INFO L195 NwaCegarLoop]: trace histogram [10, 6, 6, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:18:31,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-24 23:18:31,889 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:18:31,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:18:31,889 INFO L85 PathProgramCache]: Analyzing trace with hash -602284188, now seen corresponding path program 1 times [2023-11-24 23:18:31,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:18:31,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93616548] [2023-11-24 23:18:31,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:18:31,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:18:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:18:32,939 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2023-11-24 23:18:32,939 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:18:32,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93616548] [2023-11-24 23:18:32,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93616548] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:18:32,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:18:32,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:18:32,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144432022] [2023-11-24 23:18:32,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:18:32,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:18:32,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:18:32,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:18:32,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:18:32,945 INFO L87 Difference]: Start difference. First operand 3610 states and 5220 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-24 23:18:36,647 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 [] [2023-11-24 23:18:38,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:18:40,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []